Adding upstream version 115.7.0esr.upstream/115.7.0esr

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>

20 files changed, 2702 insertions, 0 deletions

diff --git a/remote/cdp/test/browser/runtime/browser.ini b/remote/cdp/test/browser/runtime/browser.ini
new file mode 100644
index 0000000000..f039968784
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser.ini
@@ -0,0 +1,32 @@
+[DEFAULT]
+tags = cdp
+subsuite = remote
+args =
+  --remote-debugging-port
+  --remote-allow-origins=null
+prefs =  # Bug 1600054: Make CDP Fission compatible
+  fission.bfcacheInParent=false
+  fission.webContentIsolationStrategy=0
+support-files =
+  !/remote/cdp/test/browser/chrome-remote-interface.js
+  !/remote/cdp/test/browser/head.js
+  doc_console_events.html
+  doc_console_events_onload.html
+  doc_empty.html
+  doc_frame.html
+  doc_frameset_single.html
+  head.js
+
+[browser_callFunctionOn.js]
+[browser_callFunctionOn_awaitPromise.js]
+[browser_callFunctionOn_returnByValue.js]
+[browser_consoleAPICalled.js]
+https_first_disabled = true
+[browser_evaluate.js]
+[browser_evaluate_awaitPromise.js]
+[browser_evaluate_returnByValue.js]
+[browser_exceptionThrown.js]
+https_first_disabled = true
+[browser_executionContextEvents.js]
+[browser_getProperties.js]
+[browser_remoteObjects.js]
diff --git a/remote/cdp/test/browser/runtime/browser_callFunctionOn.js b/remote/cdp/test/browser/runtime/browser_callFunctionOn.js
new file mode 100644
index 0000000000..ce0c5e7e7a
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_callFunctionOn.js
@@ -0,0 +1,304 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TEST_DOC = toDataURL("default-test-page");
+
+add_task(async function FunctionDeclarationMissing({ client }) {
+  const { Runtime } = client;
+
+  let errorThrown = "";
+  try {
+    await Runtime.callFunctionOn();
+  } catch (e) {
+    errorThrown = e.message;
+  }
+  ok(errorThrown.includes("functionDeclaration: string value expected"));
+});
+
+add_task(async function functionDeclarationInvalidTypes({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  for (const functionDeclaration of [null, true, 1, [], {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.callFunctionOn({ functionDeclaration, executionContextId });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("functionDeclaration: string value expected"));
+  }
+});
+
+add_task(async function functionDeclarationGetCurrentLocation({ client }) {
+  const { Runtime } = client;
+
+  await loadURL(TEST_DOC);
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => location.href",
+    executionContextId,
+  });
+  is(result.value, TEST_DOC, "Works against the test page");
+});
+
+add_task(async function argumentsInvalidTypes({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  for (const args of [null, true, 1, "foo", {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.callFunctionOn({
+        functionDeclaration: "",
+        arguments: args,
+        executionContextId,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("arguments: array value expected"));
+  }
+});
+
+add_task(async function argumentsPrimitiveTypes({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  for (const args of [null, true, 1, "foo", {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.callFunctionOn({
+        functionDeclaration: "",
+        arguments: args,
+        executionContextId,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("arguments: array value expected"));
+  }
+});
+
+add_task(async function executionContextIdNorObjectIdSpecified({ client }) {
+  const { Runtime } = client;
+
+  let errorThrown = "";
+  try {
+    await Runtime.callFunctionOn({
+      functionDeclaration: "",
+    });
+  } catch (e) {
+    errorThrown = e.message;
+  }
+  ok(
+    errorThrown.includes(
+      "Either objectId or executionContextId must be specified"
+    )
+  );
+});
+
+add_task(async function executionContextIdInvalidTypes({ client }) {
+  const { Runtime } = client;
+
+  for (const executionContextId of [null, true, "foo", [], {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.callFunctionOn({
+        functionDeclaration: "",
+        executionContextId,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("executionContextId: number value expected"));
+  }
+});
+
+add_task(async function executionContextIdInvalidValue({ client }) {
+  const { Runtime } = client;
+
+  let errorThrown = "";
+  try {
+    await Runtime.callFunctionOn({
+      functionDeclaration: "",
+      executionContextId: -1,
+    });
+  } catch (e) {
+    errorThrown = e.message;
+  }
+  ok(errorThrown.includes("Cannot find context with specified id"));
+});
+
+add_task(async function objectIdInvalidTypes({ client }) {
+  const { Runtime } = client;
+
+  for (const objectId of [null, true, 1, [], {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.callFunctionOn({ functionDeclaration: "", objectId });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("objectId: string value expected"));
+  }
+});
+
+add_task(async function objectId({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  // First create an object
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => ({ foo: 42 })",
+    executionContextId,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, undefined, "The subtype is undefined for objects");
+  ok(!!result.objectId, "Got an object id");
+
+  // Then apply a method on this object
+  const { result: result2 } = await Runtime.callFunctionOn({
+    functionDeclaration: "function () { return this.foo; }",
+    executionContextId,
+    objectId: result.objectId,
+  });
+
+  is(result2.type, "number", "The type is correct");
+  is(result2.subtype, undefined, "The subtype is undefined for numbers");
+  is(result2.value, 42, "Expected value returned");
+});
+
+add_task(async function objectIdArgumentReference({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  // First create a remote JS object
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => ({ foo: 1 })",
+    executionContextId,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, undefined, "The subtype is undefined for objects");
+  ok(!!result.objectId, "Got an object id");
+
+  // Then increment the `foo` attribute of this JS object,
+  // while returning this attribute value
+  const { result: result2 } = await Runtime.callFunctionOn({
+    functionDeclaration: "arg => ++arg.foo",
+    arguments: [{ objectId: result.objectId }],
+    executionContextId,
+  });
+
+  Assert.deepEqual(
+    result2,
+    {
+      type: "number",
+      value: 2,
+    },
+    "The result has the expected type and value"
+  );
+
+  // Finally, try to pass this JS object and get it back. Ensure that it
+  // returns the same object id. Also increment the attribute again.
+  const { result: result3 } = await Runtime.callFunctionOn({
+    functionDeclaration: "arg => { arg.foo++; return arg; }",
+    arguments: [{ objectId: result.objectId }],
+    executionContextId,
+  });
+
+  is(result3.type, "object", "The type is correct");
+  is(result3.subtype, undefined, "The subtype is undefined for objects");
+  // Remote objects don't have unique ids. So you may have multiple object ids
+  // that reference the same remote object
+  ok(!!result3.objectId, "Got an object id");
+  isnot(result3.objectId, result.objectId, "The object id is different");
+
+  // Assert that we can still access this object and that its foo attribute
+  // has been incremented. Use the second object id we got from previous call
+  // to callFunctionOn.
+  const { result: result4 } = await Runtime.callFunctionOn({
+    functionDeclaration: "arg => arg.foo",
+    arguments: [{ objectId: result3.objectId }],
+    executionContextId,
+  });
+
+  Assert.deepEqual(
+    result4,
+    {
+      type: "number",
+      value: 3,
+    },
+    "The result has the expected type and value"
+  );
+});
+
+add_task(async function exceptionDetailsJavascriptError({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.callFunctionOn({
+    functionDeclaration: "doesNotExists()",
+    executionContextId,
+  });
+
+  Assert.deepEqual(
+    exceptionDetails,
+    {
+      text: "doesNotExists is not defined",
+    },
+    "Javascript error is passed to the client"
+  );
+});
+
+add_task(async function exceptionDetailsThrowError({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => { throw new Error('foo') }",
+    executionContextId,
+  });
+
+  Assert.deepEqual(
+    exceptionDetails,
+    {
+      text: "foo",
+    },
+    "Exception details are passed to the client"
+  );
+});
+
+add_task(async function exceptionDetailsThrowValue({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => { throw 'foo' }",
+    executionContextId,
+  });
+
+  Assert.deepEqual(
+    exceptionDetails,
+    {
+      exception: {
+        type: "string",
+        value: "foo",
+      },
+    },
+    "Exception details are passed as a RemoteObject"
+  );
+});
diff --git a/remote/cdp/test/browser/runtime/browser_callFunctionOn_awaitPromise.js b/remote/cdp/test/browser/runtime/browser_callFunctionOn_awaitPromise.js
new file mode 100644
index 0000000000..d15cd8d221
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_callFunctionOn_awaitPromise.js
@@ -0,0 +1,181 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function awaitPromiseInvalidTypes({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  for (const awaitPromise of [null, 1, "foo", [], {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.callFunctionOn({
+        functionDeclaration: "",
+        awaitPromise,
+        executionContextId,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("awaitPromise: boolean value expected"));
+  }
+});
+
+add_task(async function awaitPromiseResolve({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => Promise.resolve(42)",
+    awaitPromise: true,
+    executionContextId,
+  });
+
+  is(result.type, "number", "The type is correct");
+  is(result.subtype, undefined, "The subtype is undefined for numbers");
+  is(result.value, 42, "The result is the promise's resolution");
+});
+
+add_task(async function awaitPromiseDelayedResolve({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => new Promise(r => setTimeout(() => r(42), 0))",
+    awaitPromise: true,
+    executionContextId,
+  });
+  is(result.type, "number", "The type is correct");
+  is(result.subtype, undefined, "The subtype is undefined for numbers");
+  is(result.value, 42, "The result is the promise's resolution");
+});
+
+add_task(async function awaitPromiseReject({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => Promise.reject(42)",
+    awaitPromise: true,
+    executionContextId,
+  });
+  // TODO: Implement all values for exceptionDetails (bug 1548480)
+  is(
+    exceptionDetails.exception.value,
+    42,
+    "The result is the promise's rejection"
+  );
+});
+
+add_task(async function awaitPromiseDelayedReject({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.callFunctionOn({
+    functionDeclaration:
+      "() => new Promise((_,r) => setTimeout(() => r(42), 0))",
+    awaitPromise: true,
+    executionContextId,
+  });
+  is(
+    exceptionDetails.exception.value,
+    42,
+    "The result is the promise's rejection"
+  );
+});
+
+add_task(async function awaitPromiseDelayedRejectError({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.callFunctionOn({
+    functionDeclaration:
+      "() => new Promise((_,r) => setTimeout(() => r(new Error('foo')), 0))",
+    awaitPromise: true,
+    executionContextId,
+  });
+
+  Assert.deepEqual(
+    exceptionDetails,
+    {
+      text: "foo",
+    },
+    "Exception details are passed to the client"
+  );
+});
+
+add_task(async function awaitPromiseResolveWithoutWait({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => Promise.resolve(42)",
+    awaitPromise: false,
+    executionContextId,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, "promise", "The subtype is promise");
+  ok(!!result.objectId, "We got the object id for the promise");
+  ok(!result.value, "We do not receive any value");
+});
+
+add_task(async function awaitPromiseDelayedResolveWithoutWait({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => new Promise(r => setTimeout(() => r(42), 0))",
+    awaitPromise: false,
+    executionContextId,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, "promise", "The subtype is promise");
+  ok(!!result.objectId, "We got the object id for the promise");
+  ok(!result.value, "We do not receive any value");
+});
+
+add_task(async function awaitPromiseRejectWithoutWait({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => Promise.reject(42)",
+    awaitPromise: false,
+    executionContextId,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, "promise", "The subtype is promise");
+  ok(!!result.objectId, "We got the object id for the promise");
+  ok(!result.exceptionDetails, "We do not receive any exception");
+});
+
+add_task(async function awaitPromiseDelayedRejectWithoutWait({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration:
+      "() => new Promise((_,r) => setTimeout(() => r(42), 0))",
+    awaitPromise: false,
+    executionContextId,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, "promise", "The subtype is promise");
+  ok(!!result.objectId, "We got the object id for the promise");
+  ok(!result.exceptionDetails, "We do not receive any exception");
+});
diff --git a/remote/cdp/test/browser/runtime/browser_callFunctionOn_returnByValue.js b/remote/cdp/test/browser/runtime/browser_callFunctionOn_returnByValue.js
new file mode 100644
index 0000000000..8ba8e896d9
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_callFunctionOn_returnByValue.js
@@ -0,0 +1,401 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function returnAsObjectTypes({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const expressions = [
+    { expression: "({foo:true})", type: "object", subtype: undefined },
+    { expression: "Symbol('foo')", type: "symbol", subtype: undefined },
+    { expression: "new Promise(()=>{})", type: "object", subtype: "promise" },
+    { expression: "new Int8Array(8)", type: "object", subtype: "typedarray" },
+    { expression: "new WeakMap()", type: "object", subtype: "weakmap" },
+    { expression: "new WeakSet()", type: "object", subtype: "weakset" },
+    { expression: "new Map()", type: "object", subtype: "map" },
+    { expression: "new Set()", type: "object", subtype: "set" },
+    { expression: "/foo/", type: "object", subtype: "regexp" },
+    { expression: "[1, 2]", type: "object", subtype: "array" },
+    { expression: "new Proxy({}, {})", type: "object", subtype: "proxy" },
+    { expression: "new Date()", type: "object", subtype: "date" },
+    {
+      expression: "document",
+      type: "object",
+      subtype: "node",
+      className: "HTMLDocument",
+      description: "#document",
+    },
+    {
+      expression: `{{
+        const div = document.createElement('div');
+        div.id = "foo";
+        return div;
+      }}`,
+      type: "object",
+      subtype: "node",
+      className: "HTMLDivElement",
+      description: "div#foo",
+    },
+  ];
+
+  for (const entry of expressions) {
+    const { expression, type, subtype, className, description } = entry;
+
+    const { result } = await Runtime.callFunctionOn({
+      functionDeclaration: `() => ${expression}`,
+      executionContextId,
+    });
+
+    is(result.type, type, "The type is correct");
+    is(result.subtype, subtype, "The subtype is correct");
+    ok(!!result.objectId, "Got an object id");
+    if (className) {
+      is(result.className, className, "The className is correct");
+    }
+    if (description) {
+      is(result.description, description, "The description is correct");
+    }
+  }
+});
+
+add_task(async function returnAsObjectDifferentObjectIds({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const expressions = [{}, "document"];
+  for (const expression of expressions) {
+    const { result: result1 } = await Runtime.callFunctionOn({
+      functionDeclaration: `() => ${JSON.stringify(expression)}`,
+      executionContextId,
+    });
+    const { result: result2 } = await Runtime.callFunctionOn({
+      functionDeclaration: `() => ${JSON.stringify(expression)}`,
+      executionContextId,
+    });
+    is(
+      result1.objectId,
+      result2.objectId,
+      `Different object ids returned for ${expression}`
+    );
+  }
+});
+
+add_task(async function returnAsObjectPrimitiveTypes({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const expressions = [42, "42", true, 4.2];
+  for (const expression of expressions) {
+    const { result } = await Runtime.callFunctionOn({
+      functionDeclaration: `() => ${JSON.stringify(expression)}`,
+      executionContextId,
+    });
+    is(result.value, expression, `Evaluating primitive '${expression}' works`);
+    is(result.type, typeof expression, `${expression} type is correct`);
+  }
+});
+
+add_task(async function returnAsObjectNotSerializable({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const notSerializableNumbers = {
+    number: ["-0", "NaN", "Infinity", "-Infinity"],
+    bigint: ["42n"],
+  };
+
+  for (const type in notSerializableNumbers) {
+    for (const expression of notSerializableNumbers[type]) {
+      const { result } = await Runtime.callFunctionOn({
+        functionDeclaration: `() => ${expression}`,
+        executionContextId,
+      });
+      Assert.deepEqual(
+        result,
+        {
+          type,
+          unserializableValue: expression,
+          description: expression,
+        },
+        `Evaluating unserializable '${expression}' works`
+      );
+    }
+  }
+});
+
+// `null` is special as it has its own subtype, is of type 'object'
+// but is returned as a value, without an `objectId` attribute
+add_task(async function returnAsObjectNull({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => null",
+    executionContextId,
+  });
+  Assert.deepEqual(
+    result,
+    {
+      type: "object",
+      subtype: "null",
+      value: null,
+    },
+    "Null type is correct"
+  );
+});
+
+// undefined doesn't work with JSON.stringify, so test it independently
+add_task(async function returnAsObjectUndefined({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => undefined",
+    executionContextId,
+  });
+  Assert.deepEqual(
+    result,
+    {
+      type: "undefined",
+    },
+    "Undefined type is correct"
+  );
+});
+
+add_task(async function returnByValueInvalidTypes({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  for (const returnByValue of [null, 1, "foo", [], {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.callFunctionOn({
+        functionDeclaration: "",
+        executionContextId,
+        returnByValue,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("returnByValue: boolean value expected"));
+  }
+});
+
+add_task(async function returnByValueCyclicValue({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const functionDeclarations = [
+    "() => { const b = { a: 1}; b.b = b; return b; }",
+    "() => window",
+  ];
+
+  for (const functionDeclaration of functionDeclarations) {
+    let errorThrown;
+    try {
+      await Runtime.callFunctionOn({
+        functionDeclaration,
+        executionContextId,
+        returnByValue: true,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("Object reference chain is too long"));
+  }
+});
+
+add_task(async function returnByValueNotPossible({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const functionDeclarations = [
+    "() => Symbol('foo')",
+    "() => [Symbol('foo')]",
+    "() => { return {a: Symbol('foo')}; }",
+  ];
+
+  for (const functionDeclaration of functionDeclarations) {
+    let errorThrown;
+    try {
+      await Runtime.callFunctionOn({
+        functionDeclaration,
+        executionContextId,
+        returnByValue: true,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("Object couldn't be returned by value"));
+  }
+});
+
+add_task(async function returnByValue({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const values = [
+    null,
+    42,
+    42.0,
+    "42",
+    true,
+    false,
+    { foo: true },
+    { foo: { bar: 42, str: "str", array: [1, 2, 3] } },
+    [42, "42", true],
+    [{ foo: true }],
+  ];
+
+  for (const value of values) {
+    const { result } = await Runtime.callFunctionOn({
+      functionDeclaration: `() => (${JSON.stringify(value)})`,
+      executionContextId,
+      returnByValue: true,
+    });
+
+    Assert.deepEqual(
+      result,
+      {
+        type: typeof value,
+        value,
+        description: value != null ? value.toString() : value,
+      },
+      "The returned value is the same than the input value"
+    );
+  }
+});
+
+add_task(async function returnByValueNotSerializable({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const notSerializableNumbers = {
+    number: ["-0", "NaN", "Infinity", "-Infinity"],
+    bigint: ["42n"],
+  };
+
+  for (const type in notSerializableNumbers) {
+    for (const unserializableValue of notSerializableNumbers[type]) {
+      const { result } = await Runtime.callFunctionOn({
+        functionDeclaration: `() => (${unserializableValue})`,
+        executionContextId,
+        returnByValue: true,
+      });
+
+      Assert.deepEqual(
+        result,
+        {
+          type,
+          unserializableValue,
+          description: unserializableValue,
+        },
+        "The returned value is the same than the input value"
+      );
+    }
+  }
+});
+
+// Test undefined individually as JSON.stringify doesn't return a string
+add_task(async function returnByValueUndefined({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.callFunctionOn({
+    functionDeclaration: "() => {}",
+    executionContextId,
+    returnByValue: true,
+  });
+
+  Assert.deepEqual(
+    result,
+    {
+      type: "undefined",
+    },
+    "Undefined type is correct"
+  );
+});
+
+add_task(async function returnByValueArguments({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const values = [
+    42,
+    42.0,
+    "42",
+    true,
+    false,
+    null,
+    { foo: true },
+    { foo: { bar: 42, str: "str", array: [1, 2, 3] } },
+    [42, "42", true],
+    [{ foo: true }],
+  ];
+
+  for (const value of values) {
+    const { result } = await Runtime.callFunctionOn({
+      functionDeclaration: "a => a",
+      arguments: [{ value }],
+      executionContextId,
+      returnByValue: true,
+    });
+
+    Assert.deepEqual(
+      result,
+      {
+        type: typeof value,
+        value,
+        description: value != null ? value.toString() : value,
+      },
+      "The returned value is the same than the input value"
+    );
+  }
+});
+
+add_task(async function returnByValueArgumentsNotSerializable({ client }) {
+  const { Runtime } = client;
+
+  const { id: executionContextId } = await enableRuntime(client);
+
+  const notSerializableNumbers = {
+    number: ["-0", "NaN", "Infinity", "-Infinity"],
+    bigint: ["42n"],
+  };
+
+  for (const type in notSerializableNumbers) {
+    for (const unserializableValue of notSerializableNumbers[type]) {
+      const { result } = await Runtime.callFunctionOn({
+        functionDeclaration: "a => a",
+        arguments: [{ unserializableValue }],
+        executionContextId,
+        returnByValue: true,
+      });
+
+      Assert.deepEqual(
+        result,
+        {
+          type,
+          unserializableValue,
+          description: unserializableValue,
+        },
+        "The returned value is the same than the input value"
+      );
+    }
+  }
+});
diff --git a/remote/cdp/test/browser/runtime/browser_consoleAPICalled.js b/remote/cdp/test/browser/runtime/browser_consoleAPICalled.js
new file mode 100644
index 0000000000..eac774bd28
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_consoleAPICalled.js
@@ -0,0 +1,380 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Request a longer timeout as we have many tests which are longer
+requestLongerTimeout(2);
+
+const PAGE_CONSOLE_EVENTS =
+  "https://example.com/browser/remote/cdp/test/browser/runtime/doc_console_events.html";
+const PAGE_CONSOLE_EVENTS_ONLOAD =
+  "https://example.com/browser/remote/cdp/test/browser/runtime/doc_console_events_onload.html";
+
+add_task(async function noEventsWhenRuntimeDomainDisabled({ client }) {
+  await runConsoleTest(client, 0, async () => {
+    SpecialPowers.spawn(gBrowser.selectedBrowser, [], () =>
+      content.console.log("foo")
+    );
+  });
+});
+
+add_task(async function noEventsAfterRuntimeDomainDisabled({ client }) {
+  const { Runtime } = client;
+
+  await Runtime.enable();
+  await Runtime.disable();
+
+  await runConsoleTest(client, 0, async () => {
+    SpecialPowers.spawn(gBrowser.selectedBrowser, [], () =>
+      content.console.log("foo")
+    );
+  });
+});
+
+add_task(async function noEventsForJavascriptErrors({ client }) {
+  await loadURL(PAGE_CONSOLE_EVENTS);
+  const context = await enableRuntime(client);
+
+  await runConsoleTest(client, 0, async () => {
+    evaluate(client, context.id, () => {
+      document.getElementById("js-error").click();
+    });
+  });
+});
+
+add_task(async function consoleAPI({ client }) {
+  const context = await enableRuntime(client);
+
+  const events = await runConsoleTest(client, 1, async () => {
+    await evaluate(client, context.id, () => {
+      console.log("foo");
+    });
+  });
+
+  is(events[0].type, "log", "Got expected type");
+  is(events[0].args[0].value, "foo", "Got expected argument value");
+  is(
+    events[0].executionContextId,
+    context.id,
+    "Got event from current execution context"
+  );
+});
+
+add_task(async function consoleAPIBeforeEnable({ client }) {
+  const { Runtime } = client;
+  const timeBefore = Date.now();
+
+  const check = async () => {
+    const events = await runConsoleTest(
+      client,
+      1,
+      async () => {
+        await Runtime.enable();
+      },
+      // Set custom before timestamp as the event is before our callback
+      { timeBefore }
+    );
+
+    is(events[0].type, "log", "Got expected type");
+    is(events[0].args[0].value, "foo", "Got expected argument value");
+  };
+
+  // Load the page which runs a log on load
+  await loadURL(PAGE_CONSOLE_EVENTS_ONLOAD);
+  await check();
+
+  // Disable and re-enable Runtime domain, should send event again
+  await Runtime.disable();
+  await check();
+});
+
+add_task(async function consoleAPITypes({ client }) {
+  const expectedEvents = ["dir", "error", "log", "timeEnd", "trace", "warning"];
+  const levels = ["dir", "error", "log", "time", "timeEnd", "trace", "warn"];
+
+  const context = await enableRuntime(client);
+
+  const events = await runConsoleTest(
+    client,
+    expectedEvents.length,
+    async () => {
+      for (const level of levels) {
+        await evaluate(
+          client,
+          context.id,
+          level => {
+            console[level]("foo");
+          },
+          level
+        );
+      }
+    }
+  );
+
+  events.forEach((event, index) => {
+    console.log(`Check for event type "${expectedEvents[index]}"`);
+    is(event.type, expectedEvents[index], "Got expected type");
+  });
+});
+
+add_task(async function consoleAPIArgumentsCount({ client }) {
+  const argumentList = [[], ["foo"], ["foo", "bar", "cheese"]];
+
+  const context = await enableRuntime(client);
+
+  const events = await runConsoleTest(client, argumentList.length, async () => {
+    for (const args of argumentList) {
+      await evaluate(
+        client,
+        context.id,
+        args => {
+          console.log(...args);
+        },
+        args
+      );
+    }
+  });
+
+  events.forEach((event, index) => {
+    console.log(`Check for event args "${argumentList[index]}"`);
+
+    const argValues = event.args.map(arg => arg.value);
+    Assert.deepEqual(argValues, argumentList[index], "Got expected args");
+  });
+});
+
+add_task(async function consoleAPIArgumentsAsRemoteObject({ client }) {
+  const context = await enableRuntime(client);
+
+  const events = await runConsoleTest(client, 1, async () => {
+    await evaluate(client, context.id, () => {
+      console.log("foo", Symbol("foo"));
+    });
+  });
+
+  Assert.equal(events[0].args.length, 2, "Got expected amount of arguments");
+
+  is(events[0].args[0].type, "string", "Got expected argument type");
+  is(events[0].args[0].value, "foo", "Got expected argument value");
+
+  is(events[0].args[1].type, "symbol", "Got expected argument type");
+  is(
+    events[0].args[1].description,
+    "Symbol(foo)",
+    "Got expected argument description"
+  );
+  ok(!!events[0].args[1].objectId, "Got objectId for argument");
+});
+
+add_task(async function consoleAPIByContentInteraction({ client }) {
+  await loadURL(PAGE_CONSOLE_EVENTS);
+  const context = await enableRuntime(client);
+
+  const events = await runConsoleTest(client, 1, async () => {
+    evaluate(client, context.id, () => {
+      document.getElementById("console-error").click();
+    });
+  });
+
+  is(events[0].type, "error", "Got expected type");
+  is(events[0].args[0].value, "foo", "Got expected argument value");
+  is(
+    events[0].executionContextId,
+    context.id,
+    "Got event from current execution context"
+  );
+
+  const { callFrames } = events[0].stackTrace;
+  is(callFrames.length, 1, "Got expected amount of call frames");
+
+  is(callFrames[0].functionName, "", "Got expected call frame function name");
+  is(callFrames[0].lineNumber, 0, "Got expected call frame line number");
+  is(callFrames[0].columnNumber, 8, "Got expected call frame column number");
+  is(
+    callFrames[0].url,
+    "javascript:console.error('foo')",
+    "Got expected call frame URL"
+  );
+});
+
+add_task(async function consoleAPIByScript({ client }) {
+  const context = await enableRuntime(client);
+
+  const events = await runConsoleTest(client, 1, async () => {
+    await evaluate(client, context.id, function runLog() {
+      console.trace("foo");
+    });
+  });
+
+  const { callFrames } = events[0].stackTrace;
+  is(callFrames.length, 1, "Got expected amount of call frames");
+
+  is(
+    callFrames[0].functionName,
+    "runLog",
+    "Got expected call frame function name"
+  );
+  is(callFrames[0].lineNumber, 1, "Got expected call frame line number");
+  is(callFrames[0].columnNumber, 14, "Got expected call frame column number");
+  is(callFrames[0].url, "debugger eval code", "Got expected call frame URL");
+});
+
+add_task(async function consoleAPIByScriptSubstack({ client }) {
+  await loadURL(PAGE_CONSOLE_EVENTS);
+  const context = await enableRuntime(client);
+
+  const events = await runConsoleTest(client, 1, async () => {
+    await evaluate(client, context.id, () => {
+      document.getElementById("log-wrapper").click();
+    });
+  });
+
+  const { callFrames } = events[0].stackTrace;
+  is(callFrames.length, 5, "Got expected amount of call frames");
+
+  is(
+    callFrames[0].functionName,
+    "runLogCaller",
+    "Got expected call frame function name (frame 1)"
+  );
+  is(
+    callFrames[0].lineNumber,
+    13,
+    "Got expected call frame line number (frame 1)"
+  );
+  is(
+    callFrames[0].columnNumber,
+    16,
+    "Got expected call frame column number (frame 1)"
+  );
+  is(
+    callFrames[0].url,
+    PAGE_CONSOLE_EVENTS,
+    "Got expected call frame UR (frame 1)"
+  );
+
+  is(
+    callFrames[1].functionName,
+    "runLogChild",
+    "Got expected call frame function name (frame 2)"
+  );
+  is(
+    callFrames[1].lineNumber,
+    17,
+    "Got expected call frame line number (frame 2)"
+  );
+  is(
+    callFrames[1].columnNumber,
+    8,
+    "Got expected call frame column number (frame 2)"
+  );
+  is(
+    callFrames[1].url,
+    PAGE_CONSOLE_EVENTS,
+    "Got expected call frame URL (frame 2)"
+  );
+
+  is(
+    callFrames[2].functionName,
+    "runLogParent",
+    "Got expected call frame function name (frame 3)"
+  );
+  is(
+    callFrames[2].lineNumber,
+    20,
+    "Got expected call frame line number (frame 3)"
+  );
+  is(
+    callFrames[2].columnNumber,
+    6,
+    "Got expected call frame column number (frame 3)"
+  );
+  is(
+    callFrames[2].url,
+    PAGE_CONSOLE_EVENTS,
+    "Got expected call frame URL (frame 3)"
+  );
+
+  is(
+    callFrames[3].functionName,
+    "onclick",
+    "Got expected call frame function name (frame 4)"
+  );
+  is(
+    callFrames[3].lineNumber,
+    0,
+    "Got expected call frame line number (frame 4)"
+  );
+  is(
+    callFrames[3].columnNumber,
+    0,
+    "Got expected call frame column number (frame 4)"
+  );
+  is(
+    callFrames[3].url,
+    PAGE_CONSOLE_EVENTS,
+    "Got expected call frame URL (frame 4)"
+  );
+
+  is(
+    callFrames[4].functionName,
+    "",
+    "Got expected call frame function name (frame 5)"
+  );
+  is(
+    callFrames[4].lineNumber,
+    1,
+    "Got expected call frame line number (frame 5)"
+  );
+  is(
+    callFrames[4].columnNumber,
+    45,
+    "Got expected call frame column number (frame 5)"
+  );
+  is(
+    callFrames[4].url,
+    "debugger eval code",
+    "Got expected call frame URL (frame 5)"
+  );
+});
+
+async function runConsoleTest(client, eventCount, callback, options = {}) {
+  let { timeBefore } = options;
+
+  const { Runtime } = client;
+
+  const EVENT_CONSOLE_API_CALLED = "Runtime.consoleAPICalled";
+
+  const history = new RecordEvents(eventCount);
+  history.addRecorder({
+    event: Runtime.consoleAPICalled,
+    eventName: EVENT_CONSOLE_API_CALLED,
+    messageFn: payload =>
+      `Received ${EVENT_CONSOLE_API_CALLED} for ${payload.type}`,
+  });
+
+  timeBefore ??= Date.now();
+  await callback();
+
+  const consoleAPIentries = await history.record();
+  is(consoleAPIentries.length, eventCount, "Got expected amount of events");
+
+  if (eventCount == 0) {
+    return [];
+  }
+
+  const timeAfter = Date.now();
+
+  // Check basic details for consoleAPICalled events
+  consoleAPIentries.forEach(({ payload }) => {
+    const timestamp = payload.timestamp;
+
+    ok(
+      timestamp >= timeBefore && timestamp <= timeAfter,
+      `Timestamp ${timestamp} in expected range [${timeBefore} - ${timeAfter}]`
+    );
+  });
+
+  return consoleAPIentries.map(event => event.payload);
+}
diff --git a/remote/cdp/test/browser/runtime/browser_evaluate.js b/remote/cdp/test/browser/runtime/browser_evaluate.js
new file mode 100644
index 0000000000..c5e1965883
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_evaluate.js
@@ -0,0 +1,256 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const TEST_DOC = toDataURL("default-test-page");
+
+add_task(async function contextIdInvalidValue({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  let errorThrown = "";
+  try {
+    await Runtime.evaluate({ expression: "", contextId: -1 });
+  } catch (e) {
+    errorThrown = e.message;
+  }
+  ok(errorThrown.includes("Cannot find context with specified id"));
+});
+
+add_task(async function contextIdNotSpecified({ client }) {
+  const { Runtime } = client;
+
+  await loadURL(TEST_DOC);
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({ expression: "location.href" });
+  is(result.value, TEST_DOC, "Works against the current document");
+});
+
+add_task(async function contextIdSpecified({ client }) {
+  const { Runtime } = client;
+
+  await loadURL(TEST_DOC);
+  const { id: contextId } = await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "location.href",
+    contextId,
+  });
+  is(result.value, TEST_DOC, "Works against the targetted document");
+});
+
+add_task(async function returnAsObjectTypes({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const expressions = [
+    { expression: "({foo:true})", type: "object", subtype: undefined },
+    { expression: "Symbol('foo')", type: "symbol", subtype: undefined },
+    { expression: "new Promise(()=>{})", type: "object", subtype: "promise" },
+    { expression: "new Int8Array(8)", type: "object", subtype: "typedarray" },
+    { expression: "new WeakMap()", type: "object", subtype: "weakmap" },
+    { expression: "new WeakSet()", type: "object", subtype: "weakset" },
+    { expression: "new Map()", type: "object", subtype: "map" },
+    { expression: "new Set()", type: "object", subtype: "set" },
+    { expression: "/foo/", type: "object", subtype: "regexp" },
+    { expression: "[1, 2]", type: "object", subtype: "array" },
+    { expression: "new Proxy({}, {})", type: "object", subtype: "proxy" },
+    { expression: "new Date()", type: "object", subtype: "date" },
+    {
+      expression: "document",
+      type: "object",
+      subtype: "node",
+      className: "HTMLDocument",
+      description: "#document",
+    },
+    {
+      expression: `(() => {{
+        const div = document.createElement('div');
+        div.id = "foo";
+        return div;
+      }})()`,
+      type: "object",
+      subtype: "node",
+      className: "HTMLDivElement",
+      description: "div#foo",
+    },
+  ];
+
+  for (const entry of expressions) {
+    const { expression, type, subtype, className, description } = entry;
+
+    const { result } = await Runtime.evaluate({ expression });
+
+    is(result.type, type, "The type is correct");
+    is(result.subtype, subtype, "The subtype is correct");
+    ok(!!result.objectId, "Got an object id");
+    if (className) {
+      is(result.className, className, "The className is correct");
+    }
+    if (description) {
+      is(result.description, description, "The description is correct");
+    }
+  }
+});
+
+add_task(async function returnAsObjectDifferentObjectIds({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const expressions = [{}, "document"];
+  for (const expression of expressions) {
+    const { result: result1 } = await Runtime.evaluate({
+      expression: JSON.stringify(expression),
+    });
+    const { result: result2 } = await Runtime.evaluate({
+      expression: JSON.stringify(expression),
+    });
+    is(
+      result1.objectId,
+      result2.objectId,
+      `Different object ids returned for ${expression}`
+    );
+  }
+});
+
+add_task(async function returnAsObjectPrimitiveTypes({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const expressions = [42, "42", true, 4.2];
+  for (const expression of expressions) {
+    const { result } = await Runtime.evaluate({
+      expression: JSON.stringify(expression),
+    });
+    is(result.value, expression, `Evaluating primitive '${expression}' works`);
+    is(result.type, typeof expression, `${expression} type is correct`);
+  }
+});
+
+add_task(async function returnAsObjectNotSerializable({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const notSerializableNumbers = {
+    number: ["-0", "NaN", "Infinity", "-Infinity"],
+    bigint: ["42n"],
+  };
+
+  for (const type in notSerializableNumbers) {
+    for (const expression of notSerializableNumbers[type]) {
+      const { result } = await Runtime.evaluate({ expression });
+      Assert.deepEqual(
+        result,
+        {
+          type,
+          unserializableValue: expression,
+          description: expression,
+        },
+        `Evaluating unserializable '${expression}' works`
+      );
+    }
+  }
+});
+
+// `null` is special as it has its own subtype, is of type 'object'
+// but is returned as a value, without an `objectId` attribute
+add_task(async function returnAsObjectNull({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "null",
+  });
+  Assert.deepEqual(
+    result,
+    {
+      type: "object",
+      subtype: "null",
+      value: null,
+    },
+    "Null type is correct"
+  );
+});
+
+// undefined doesn't work with JSON.stringify, so test it independently
+add_task(async function returnAsObjectUndefined({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "undefined",
+  });
+  Assert.deepEqual(
+    result,
+    {
+      type: "undefined",
+    },
+    "Undefined type is correct"
+  );
+});
+
+add_task(async function exceptionDetailsJavascriptError({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.evaluate({
+    expression: "doesNotExists()",
+  });
+
+  Assert.deepEqual(
+    exceptionDetails,
+    {
+      text: "doesNotExists is not defined",
+    },
+    "Javascript error is passed to the client"
+  );
+});
+
+add_task(async function exceptionDetailsThrowError({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.evaluate({
+    expression: "throw new Error('foo')",
+  });
+
+  Assert.deepEqual(
+    exceptionDetails,
+    {
+      text: "foo",
+    },
+    "Exception details are passed to the client"
+  );
+});
+
+add_task(async function exceptionDetailsThrowValue({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.evaluate({
+    expression: "throw 'foo'",
+  });
+
+  Assert.deepEqual(
+    exceptionDetails,
+    {
+      exception: {
+        type: "string",
+        value: "foo",
+      },
+    },
+    "Exception details are passed as a RemoteObject"
+  );
+});
diff --git a/remote/cdp/test/browser/runtime/browser_evaluate_awaitPromise.js b/remote/cdp/test/browser/runtime/browser_evaluate_awaitPromise.js
new file mode 100644
index 0000000000..b99dfb5ba9
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_evaluate_awaitPromise.js
@@ -0,0 +1,169 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function awaitPromiseInvalidTypes({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  for (const awaitPromise of [null, 1, "foo", [], {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.evaluate({
+        expression: "",
+        awaitPromise,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("awaitPromise: boolean value expected"));
+  }
+});
+
+add_task(async function awaitPromiseResolve({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "Promise.resolve(42)",
+    awaitPromise: true,
+  });
+
+  is(result.type, "number", "The type is correct");
+  is(result.subtype, undefined, "The subtype is undefined for numbers");
+  is(result.value, 42, "The result is the promise's resolution");
+});
+
+add_task(async function awaitPromiseReject({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.evaluate({
+    expression: "Promise.reject(42)",
+    awaitPromise: true,
+  });
+  // TODO: Implement all values for exceptionDetails (bug 1548480)
+  is(
+    exceptionDetails.exception.value,
+    42,
+    "The result is the promise's rejection"
+  );
+});
+
+add_task(async function awaitPromiseDelayedResolve({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "new Promise(r => setTimeout(() => r(42), 0))",
+    awaitPromise: true,
+  });
+  is(result.type, "number", "The type is correct");
+  is(result.subtype, undefined, "The subtype is undefined for numbers");
+  is(result.value, 42, "The result is the promise's resolution");
+});
+
+add_task(async function awaitPromiseDelayedReject({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.evaluate({
+    expression: "new Promise((_,r) => setTimeout(() => r(42), 0))",
+    awaitPromise: true,
+  });
+  is(
+    exceptionDetails.exception.value,
+    42,
+    "The result is the promise's rejection"
+  );
+});
+
+add_task(async function awaitPromiseDelayedRejectError({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { exceptionDetails } = await Runtime.evaluate({
+    expression:
+      "new Promise((_,r) => setTimeout(() => r(new Error('foo')), 0))",
+    awaitPromise: true,
+  });
+
+  Assert.deepEqual(
+    exceptionDetails,
+    {
+      text: "foo",
+    },
+    "Exception details are passed to the client"
+  );
+});
+
+add_task(async function awaitPromiseResolveWithoutWait({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "Promise.resolve(42)",
+    awaitPromise: false,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, "promise", "The subtype is promise");
+  ok(!!result.objectId, "We got the object id for the promise");
+  ok(!result.value, "We do not receive any value");
+});
+
+add_task(async function awaitPromiseDelayedResolveWithoutWait({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "new Promise(r => setTimeout(() => r(42), 0))",
+    awaitPromise: false,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, "promise", "The subtype is promise");
+  ok(!!result.objectId, "We got the object id for the promise");
+  ok(!result.value, "We do not receive any value");
+});
+
+add_task(async function awaitPromiseRejectWithoutWait({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "Promise.reject(42)",
+    awaitPromise: false,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, "promise", "The subtype is promise");
+  ok(!!result.objectId, "We got the object id for the promise");
+  ok(!result.exceptionDetails, "We do not receive any exception");
+});
+
+add_task(async function awaitPromiseDelayedRejectWithoutWait({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "new Promise((_,r) => setTimeout(() => r(42), 0))",
+    awaitPromise: false,
+  });
+
+  is(result.type, "object", "The type is correct");
+  is(result.subtype, "promise", "The subtype is promise");
+  ok(!!result.objectId, "We got the object id for the promise");
+  ok(!result.exceptionDetails, "We do not receive any exception");
+});
diff --git a/remote/cdp/test/browser/runtime/browser_evaluate_returnByValue.js b/remote/cdp/test/browser/runtime/browser_evaluate_returnByValue.js
new file mode 100644
index 0000000000..dfd816b85a
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_evaluate_returnByValue.js
@@ -0,0 +1,151 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function returnByValueInvalidTypes({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  for (const returnByValue of [null, 1, "foo", [], {}]) {
+    let errorThrown = "";
+    try {
+      await Runtime.evaluate({
+        expression: "",
+        returnByValue,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("returnByValue: boolean value expected"));
+  }
+});
+
+add_task(async function returnByValueCyclicValue({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const expressions = ["const b = { a: 1}; b.b = b; b", "window"];
+
+  for (const expression of expressions) {
+    let errorThrown;
+    try {
+      await Runtime.evaluate({
+        expression,
+        returnByValue: true,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("Object reference chain is too long"));
+  }
+});
+
+add_task(async function returnByValueNotPossible({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const expressions = ["Symbol(42)", "[Symbol(42)]", "{a: Symbol(42)}"];
+
+  for (const expression of expressions) {
+    let errorThrown;
+    try {
+      await Runtime.evaluate({
+        expression,
+        returnByValue: true,
+      });
+    } catch (e) {
+      errorThrown = e.message;
+    }
+    ok(errorThrown.includes("Object couldn't be returned by value"));
+  }
+});
+
+add_task(async function returnByValue({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const values = [
+    null,
+    42,
+    42.0,
+    "42",
+    true,
+    false,
+    { foo: true },
+    { foo: { bar: 42, str: "str", array: [1, 2, 3] } },
+    [42, "42", true],
+    [{ foo: true }],
+  ];
+
+  for (const value of values) {
+    const { result } = await Runtime.evaluate({
+      expression: `(${JSON.stringify(value)})`,
+      returnByValue: true,
+    });
+
+    Assert.deepEqual(
+      result,
+      {
+        type: typeof value,
+        value,
+        description: value != null ? value.toString() : value,
+      },
+      `Returned expected value for ${JSON.stringify(value)}`
+    );
+  }
+});
+
+add_task(async function returnByValueNotSerializable({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const notSerializableNumbers = {
+    number: ["-0", "NaN", "Infinity", "-Infinity"],
+    bigint: ["42n"],
+  };
+
+  for (const type in notSerializableNumbers) {
+    for (const unserializableValue of notSerializableNumbers[type]) {
+      const { result } = await Runtime.evaluate({
+        expression: `(${unserializableValue})`,
+        returnByValue: true,
+      });
+
+      Assert.deepEqual(
+        result,
+        {
+          type,
+          unserializableValue,
+          description: unserializableValue,
+        },
+        `Returned expected value for ${JSON.stringify(unserializableValue)}`
+      );
+    }
+  }
+});
+
+// Test undefined individually as JSON.stringify doesn't return a string
+add_task(async function returnByValueUndefined({ client }) {
+  const { Runtime } = client;
+
+  await enableRuntime(client);
+
+  const { result } = await Runtime.evaluate({
+    expression: "undefined",
+    returnByValue: true,
+  });
+
+  Assert.deepEqual(
+    result,
+    {
+      type: "undefined",
+    },
+    "Undefined type is correct"
+  );
+});
diff --git a/remote/cdp/test/browser/runtime/browser_exceptionThrown.js b/remote/cdp/test/browser/runtime/browser_exceptionThrown.js
new file mode 100644
index 0000000000..23e6dc2de9
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_exceptionThrown.js
@@ -0,0 +1,121 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+const PAGE_CONSOLE_EVENTS =
+  "https://example.com/browser/remote/cdp/test/browser/runtime/doc_console_events.html";
+
+add_task(async function noEventsWhenRuntimeDomainDisabled({ client }) {
+  await runExceptionThrownTest(client, 0, async () => {
+    await throwScriptError({ text: "foo" });
+  });
+});
+
+add_task(async function noEventsAfterRuntimeDomainDisabled({ client }) {
+  const { Runtime } = client;
+
+  await Runtime.enable();
+  await Runtime.disable();
+
+  await runExceptionThrownTest(client, 0, async () => {
+    await throwScriptError({ text: "foo" });
+  });
+});
+
+add_task(async function noEventsForScriptErrorWithoutException({ client }) {
+  const { Runtime } = client;
+
+  await Runtime.enable();
+
+  await runExceptionThrownTest(client, 0, async () => {
+    await throwScriptError({ text: "foo" });
+  });
+});
+
+add_task(async function eventsForScriptErrorWithException({ client }) {
+  await loadURL(PAGE_CONSOLE_EVENTS);
+
+  const context = await enableRuntime(client);
+
+  const events = await runExceptionThrownTest(client, 1, async () => {
+    evaluate(client, context.id, () => {
+      document.getElementById("js-error").click();
+    });
+  });
+
+  is(
+    typeof events[0].exceptionId,
+    "number",
+    "Got expected type for exception id"
+  );
+  is(
+    events[0].text,
+    "TypeError: foo.click is not a function",
+    "Got expected text"
+  );
+  is(events[0].lineNumber, 8, "Got expected line number");
+  is(events[0].columnNumber, 10, "Got expected column number");
+  is(events[0].url, PAGE_CONSOLE_EVENTS, "Got expected url");
+  is(
+    events[0].executionContextId,
+    context.id,
+    "Got event from current execution context"
+  );
+
+  const callFrames = events[0].stackTrace.callFrames;
+  is(callFrames.length, 2, "Got expected amount of call frames");
+
+  is(callFrames[0].functionName, "throwError", "Got expected function name");
+  is(typeof callFrames[0].scriptId, "string", "Got scriptId as string");
+  is(callFrames[0].url, PAGE_CONSOLE_EVENTS, "Got expected url");
+  is(callFrames[0].lineNumber, 8, "Got expected line number");
+  is(callFrames[0].columnNumber, 10, "Got expected column number");
+
+  is(callFrames[1].functionName, "onclick", "Got expected function name");
+  is(callFrames[1].url, PAGE_CONSOLE_EVENTS, "Got expected url");
+});
+
+async function runExceptionThrownTest(
+  client,
+  eventCount,
+  callback,
+  options = {}
+) {
+  const { Runtime } = client;
+
+  const EVENT_EXCEPTION_THROWN = "Runtime.exceptionThrown";
+
+  const history = new RecordEvents(eventCount);
+  history.addRecorder({
+    event: Runtime.exceptionThrown,
+    eventName: EVENT_EXCEPTION_THROWN,
+    messageFn: payload => `Received "${payload.name}"`,
+  });
+
+  const timeBefore = Date.now();
+  await callback();
+
+  const exceptionThrownEvents = await history.record();
+  is(exceptionThrownEvents.length, eventCount, "Got expected amount of events");
+
+  if (eventCount == 0) {
+    return [];
+  }
+
+  const timeAfter = Date.now();
+
+  // Check basic details for entryAdded events
+  exceptionThrownEvents.forEach(event => {
+    const details = event.payload.exceptionDetails;
+    const timestamp = event.payload.timestamp;
+
+    is(typeof details, "object", "Got expected 'exceptionDetails' property");
+    ok(
+      timestamp >= timeBefore && timestamp <= timeAfter,
+      `Timestamp ${timestamp} in expected range [${timeBefore} - ${timeAfter}]`
+    );
+  });
+
+  return exceptionThrownEvents.map(event => event.payload.exceptionDetails);
+}
diff --git a/remote/cdp/test/browser/runtime/browser_executionContextEvents.js b/remote/cdp/test/browser/runtime/browser_executionContextEvents.js
new file mode 100644
index 0000000000..9e6230901a
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_executionContextEvents.js
@@ -0,0 +1,332 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test the Runtime execution context events
+
+const DESTROYED = "Runtime.executionContextDestroyed";
+const CREATED = "Runtime.executionContextCreated";
+const CLEARED = "Runtime.executionContextsCleared";
+
+add_task(async function noEventsWhenRuntimeDomainDisabled({ client }) {
+  const { Runtime } = client;
+
+  const history = recordContextEvents(Runtime, 0);
+  await loadURL(PAGE_FRAME_URL);
+  await assertEventOrder({ history, expectedEvents: [] });
+});
+
+add_task(async function noEventsAfterRuntimeDomainDisabled({ client }) {
+  const { Runtime } = client;
+
+  await Runtime.enable();
+  await Runtime.disable();
+
+  const history = recordContextEvents(Runtime, 0);
+  await loadURL(PAGE_FRAME_URL);
+  await assertEventOrder({ history, expectedEvents: [] });
+});
+
+add_task(async function eventsWhenNavigatingWithNoFrames({ client }) {
+  const { Page, Runtime } = client;
+
+  const previousContext = await enableRuntime(client);
+  const history = recordContextEvents(Runtime, 3);
+
+  const { frameId } = await Page.navigate({ url: PAGE_FRAME_URL });
+  await assertEventOrder({ history });
+
+  const { executionContextId: destroyedId } =
+    history.findEvent(DESTROYED).payload;
+  is(
+    destroyedId,
+    previousContext.id,
+    "The destroyed event reports the previous context id"
+  );
+
+  const { context: contextCreated } = history.findEvent(CREATED).payload;
+  checkDefaultContext(contextCreated);
+  isnot(
+    contextCreated.id,
+    previousContext.id,
+    "The new execution context has a different id"
+  );
+  is(
+    contextCreated.auxData.frameId,
+    frameId,
+    "The execution context frame id is the same " +
+      "than the one returned by Page.navigate"
+  );
+});
+
+add_task(async function eventsWhenNavigatingFrameSet({ client }) {
+  const { Runtime } = client;
+
+  const previousContext = await enableRuntime(client);
+
+  // Check navigation to a frameset
+  const historyTo = recordContextEvents(Runtime, 4);
+  await loadURL(FRAMESET_SINGLE_URL);
+  await assertEventOrder({
+    history: historyTo,
+    expectedEvents: [DESTROYED, CLEARED, CREATED, CREATED],
+  });
+
+  const { executionContextId: destroyedId } =
+    historyTo.findEvent(DESTROYED).payload;
+  is(
+    destroyedId,
+    previousContext.id,
+    "The destroyed event reports the previous context id"
+  );
+
+  const contexts = historyTo.findEvents(CREATED);
+  const createdTopContext = contexts[0].payload.context;
+  const createdFrameContext = contexts[1].payload.context;
+
+  checkDefaultContext(createdTopContext);
+  isnot(
+    createdTopContext.id,
+    previousContext.id,
+    "The new execution context has a different id"
+  );
+  is(
+    createdTopContext.origin,
+    BASE_ORIGIN,
+    "The execution context origin is the frameset"
+  );
+
+  checkDefaultContext(createdFrameContext);
+  isnot(
+    createdFrameContext.id,
+    createdTopContext.id,
+    "The new frame's execution context has a different id"
+  );
+  is(
+    createdFrameContext.origin,
+    BASE_ORIGIN,
+    "The frame's execution context origin is the frame"
+  );
+
+  // Check navigation from a frameset
+  const historyFrom = recordContextEvents(Runtime, 4);
+  await loadURL(PAGE_FRAME_URL);
+  await assertEventOrder({
+    history: historyFrom,
+    // Bug 1644657: The cleared event should come last but we emit destroy events
+    // for the top-level context and for frames afterward. Chrome only sends out
+    // the cleared event on navigation.
+    expectedEvents: [DESTROYED, CLEARED, CREATED, DESTROYED],
+  });
+
+  const destroyedContextIds = historyFrom.findEvents(DESTROYED);
+  is(
+    destroyedContextIds[0].payload.executionContextId,
+    createdTopContext.id,
+    "The destroyed event reports the previous context id"
+  );
+  is(
+    destroyedContextIds[1].payload.executionContextId,
+    createdFrameContext.id,
+    "The destroyed event reports the previous frame's context id"
+  );
+
+  const { context: contextCreated } = historyFrom.findEvent(CREATED).payload;
+  checkDefaultContext(contextCreated);
+  isnot(
+    contextCreated.id,
+    createdTopContext.id,
+    "The new execution context has a different id"
+  );
+  is(
+    contextCreated.origin,
+    BASE_ORIGIN,
+    "The execution context origin is not the frameset"
+  );
+});
+
+add_task(async function eventsWhenNavigatingBackWithNoFrames({ client }) {
+  const { Runtime } = client;
+
+  // Load an initial URL so that navigating back will work
+  await loadURL(PAGE_FRAME_URL);
+  const previousContext = await enableRuntime(client);
+
+  const executionContextCreated = Runtime.executionContextCreated();
+  await loadURL(PAGE_URL);
+  const { context: createdContext } = await executionContextCreated;
+
+  const history = recordContextEvents(Runtime, 3);
+  gBrowser.selectedBrowser.goBack();
+  await assertEventOrder({ history });
+
+  const { executionContextId: destroyedId } =
+    history.findEvent(DESTROYED).payload;
+  is(
+    destroyedId,
+    createdContext.id,
+    "The destroyed event reports the current context id"
+  );
+
+  const { context } = history.findEvent(CREATED).payload;
+  checkDefaultContext(context);
+  is(
+    context.origin,
+    previousContext.origin,
+    "The new execution context has the same origin as the previous one."
+  );
+  isnot(
+    context.id,
+    previousContext.id,
+    "The new execution context has a different id"
+  );
+  ok(context.auxData.isDefault, "The execution context is the default one");
+  is(
+    context.auxData.frameId,
+    previousContext.auxData.frameId,
+    "The execution context frame id is always the same"
+  );
+  is(context.auxData.type, "default", "Execution context has 'default' type");
+  is(context.name, "", "The default execution context is named ''");
+
+  const { result } = await Runtime.evaluate({
+    contextId: context.id,
+    expression: "location.href",
+  });
+  is(
+    result.value,
+    PAGE_FRAME_URL,
+    "Runtime.evaluate works and is against the page we just navigated to"
+  );
+});
+
+add_task(async function eventsWhenReloadingPageWithNoFrames({ client }) {
+  const { Page, Runtime } = client;
+
+  // Load an initial URL so that reload will work
+  await loadURL(PAGE_FRAME_URL);
+  const previousContext = await enableRuntime(client);
+
+  await Page.enable();
+
+  const history = recordContextEvents(Runtime, 3);
+  const frameNavigated = Page.frameNavigated();
+  gBrowser.selectedBrowser.reload();
+  await frameNavigated;
+
+  await assertEventOrder({ history });
+
+  const { executionContextId } = history.findEvent(DESTROYED).payload;
+  is(
+    executionContextId,
+    previousContext.id,
+    "The destroyed event reports the previous context id"
+  );
+
+  const { context } = history.findEvent(CREATED).payload;
+  checkDefaultContext(context);
+  is(
+    context.auxData.frameId,
+    previousContext.auxData.frameId,
+    "The execution context frame id is the same as before reloading"
+  );
+
+  isnot(
+    executionContextId,
+    context.id,
+    "The destroyed id is different from the created one"
+  );
+});
+
+add_task(async function eventsWhenNavigatingByLocationWithNoFrames({ client }) {
+  const { Runtime } = client;
+
+  const previousContext = await enableRuntime(client);
+  const history = recordContextEvents(Runtime, 3);
+
+  await Runtime.evaluate({
+    contextId: previousContext.id,
+    expression: `window.location = '${PAGE_FRAME_URL}';`,
+  });
+  await assertEventOrder({ history });
+
+  const { executionContextId: destroyedId } =
+    history.findEvent(DESTROYED).payload;
+  is(
+    destroyedId,
+    previousContext.id,
+    "The destroyed event reports the previous context id"
+  );
+
+  const { context: createdContext } = history.findEvent(CREATED).payload;
+  checkDefaultContext(createdContext);
+  is(
+    createdContext.auxData.frameId,
+    previousContext.auxData.frameId,
+    "The execution context frame id is identical " +
+      "to the one from before before setting the window's location"
+  );
+  isnot(
+    destroyedId,
+    createdContext.id,
+    "The destroyed id is different from the created one"
+  );
+});
+
+function recordContextEvents(Runtime, total) {
+  const history = new RecordEvents(total);
+
+  history.addRecorder({
+    event: Runtime.executionContextDestroyed,
+    eventName: DESTROYED,
+    messageFn: payload => {
+      return `Received ${DESTROYED} for id ${payload.executionContextId}`;
+    },
+  });
+  history.addRecorder({
+    event: Runtime.executionContextCreated,
+    eventName: CREATED,
+    messageFn: ({ context }) => {
+      return (
+        `Received ${CREATED} for id ${context.id}` +
+        ` type: ${context.auxData.type}` +
+        ` name: ${context.name}` +
+        ` origin: ${context.origin}`
+      );
+    },
+  });
+  history.addRecorder({
+    event: Runtime.executionContextsCleared,
+    eventName: CLEARED,
+  });
+
+  return history;
+}
+
+async function assertEventOrder(options = {}) {
+  const { history, expectedEvents = [DESTROYED, CLEARED, CREATED] } = options;
+  const events = await history.record();
+  const eventNames = events.map(item => item.eventName);
+  info(`Expected events: ${expectedEvents}`);
+  info(`Received events: ${eventNames}`);
+
+  is(
+    events.length,
+    expectedEvents.length,
+    "Received expected number of Runtime context events"
+  );
+  Assert.deepEqual(
+    events.map(item => item.eventName),
+    expectedEvents,
+    "Received Runtime context events in expected order"
+  );
+}
+
+function checkDefaultContext(context) {
+  ok(!!context.id, "The execution context has an id");
+  ok(context.auxData.isDefault, "The execution context is the default one");
+  is(context.auxData.type, "default", "Execution context has 'default' type");
+  ok(!!context.origin, "The execution context has an origin");
+  is(context.name, "", "The default execution context is named ''");
+}
diff --git a/remote/cdp/test/browser/runtime/browser_getProperties.js b/remote/cdp/test/browser/runtime/browser_getProperties.js
new file mode 100644
index 0000000000..f897c3dfcd
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_getProperties.js
@@ -0,0 +1,184 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test the Runtime remote object
+
+add_task(async function ({ client }) {
+  const firstContext = await testRuntimeEnable(client);
+  const contextId = firstContext.id;
+
+  await testGetOwnSimpleProperties(client, contextId);
+  await testGetCustomProperty(client, contextId);
+  await testGetPrototypeProperties(client, contextId);
+  await testGetGetterSetterProperties(client, contextId);
+});
+
+async function testRuntimeEnable({ Runtime }) {
+  // Enable watching for new execution context
+  await Runtime.enable();
+  info("Runtime domain has been enabled");
+
+  // Calling Runtime.enable will emit executionContextCreated for the existing contexts
+  const { context } = await Runtime.executionContextCreated();
+  ok(!!context.id, "The execution context has an id");
+  ok(context.auxData.isDefault, "The execution context is the default one");
+  ok(!!context.auxData.frameId, "The execution context has a frame id set");
+
+  return context;
+}
+
+async function testGetOwnSimpleProperties({ Runtime }, contextId) {
+  const { result } = await Runtime.evaluate({
+    contextId,
+    expression: "({ bool: true, fun() {}, int: 1, object: {}, string: 'foo' })",
+  });
+  is(result.subtype, undefined, "JS Object has no subtype");
+  is(result.type, "object", "The type is correct");
+  ok(!!result.objectId, "Got an object id");
+
+  const { result: result2 } = await Runtime.getProperties({
+    objectId: result.objectId,
+    ownProperties: true,
+  });
+  is(
+    result2.length,
+    5,
+    "ownProperties=true allows to iterate only over direct object properties (i.e. ignore prototype)"
+  );
+  result2.sort((a, b) => a.name > b.name);
+  is(result2[0].name, "bool");
+  is(result2[0].configurable, true);
+  is(result2[0].enumerable, true);
+  is(result2[0].writable, true);
+  is(result2[0].value.type, "boolean");
+  is(result2[0].value.value, true);
+  is(result2[0].isOwn, true);
+
+  is(result2[1].name, "fun");
+  is(result2[1].configurable, true);
+  is(result2[1].enumerable, true);
+  is(result2[1].writable, true);
+  is(result2[1].value.type, "function");
+  ok(!!result2[1].value.objectId);
+  is(result2[1].isOwn, true);
+
+  is(result2[2].name, "int");
+  is(result2[2].configurable, true);
+  is(result2[2].enumerable, true);
+  is(result2[2].writable, true);
+  is(result2[2].value.type, "number");
+  is(result2[2].value.value, 1);
+  is(result2[2].isOwn, true);
+
+  is(result2[3].name, "object");
+  is(result2[3].configurable, true);
+  is(result2[3].enumerable, true);
+  is(result2[3].writable, true);
+  is(result2[3].value.type, "object");
+  ok(!!result2[3].value.objectId);
+  is(result2[3].isOwn, true);
+
+  is(result2[4].name, "string");
+  is(result2[4].configurable, true);
+  is(result2[4].enumerable, true);
+  is(result2[4].writable, true);
+  is(result2[4].value.type, "string");
+  is(result2[4].value.value, "foo");
+  is(result2[4].isOwn, true);
+}
+
+async function testGetPrototypeProperties({ Runtime }, contextId) {
+  const { result } = await Runtime.evaluate({
+    contextId,
+    expression: "({ foo: 42 })",
+  });
+  is(result.subtype, undefined, "JS Object has no subtype");
+  is(result.type, "object", "The type is correct");
+  ok(!!result.objectId, "Got an object id");
+
+  const { result: result2 } = await Runtime.getProperties({
+    objectId: result.objectId,
+    ownProperties: false,
+  });
+  ok(result2.length > 1, "We have more properties than just the object one");
+  const foo = result2.find(p => p.name == "foo");
+  ok(foo, "The object property is described");
+  ok(foo.isOwn, "and is reported as 'own' property");
+
+  const toString = result2.find(p => p.name == "toString");
+  ok(
+    toString,
+    "Function from Object's prototype are also described like toString"
+  );
+  ok(!toString.isOwn, "but are reported as not being an 'own' property");
+}
+
+async function testGetGetterSetterProperties({ Runtime }, contextId) {
+  const { result } = await Runtime.evaluate({
+    contextId,
+    expression:
+      "({ get prop() { return this.x; }, set prop(v) { this.x = v; } })",
+  });
+  is(result.subtype, undefined, "JS Object has no subtype");
+  is(result.type, "object", "The type is correct");
+  ok(!!result.objectId, "Got an object id");
+
+  const { result: result2 } = await Runtime.getProperties({
+    objectId: result.objectId,
+    ownProperties: true,
+  });
+  is(result2.length, 1);
+
+  is(result2[0].name, "prop");
+  is(result2[0].configurable, true);
+  is(result2[0].enumerable, true);
+  is(
+    result2[0].writable,
+    undefined,
+    "writable is only set for data properties"
+  );
+
+  is(result2[0].get.type, "function");
+  ok(!!result2[0].get.objectId);
+  is(result2[0].set.type, "function");
+  ok(!!result2[0].set.objectId);
+
+  is(result2[0].isOwn, true);
+
+  const { result: result3 } = await Runtime.callFunctionOn({
+    executionContextId: contextId,
+    functionDeclaration: "(set, get) => { set(42); return get(); }",
+    arguments: [
+      { objectId: result2[0].set.objectId },
+      { objectId: result2[0].get.objectId },
+    ],
+  });
+  is(result3.type, "number", "The type is correct");
+  is(result3.subtype, undefined, "The subtype is undefined for numbers");
+  is(result3.value, 42, "The getter returned the value set by the setter");
+}
+
+async function testGetCustomProperty({ Runtime }, contextId) {
+  const { result } = await Runtime.evaluate({
+    contextId,
+    expression: `const obj = {}; Object.defineProperty(obj, "prop", { value: 42 }); obj`,
+  });
+  is(result.subtype, undefined, "JS Object has no subtype");
+  is(result.type, "object", "The type is correct");
+  ok(!!result.objectId, "Got an object id");
+
+  const { result: result2 } = await Runtime.getProperties({
+    objectId: result.objectId,
+    ownProperties: true,
+  });
+  is(result2.length, 1, "We only get the one object's property");
+  is(result2[0].name, "prop");
+  is(result2[0].configurable, false);
+  is(result2[0].enumerable, false);
+  is(result2[0].writable, false);
+  is(result2[0].value.type, "number");
+  is(result2[0].value.value, 42);
+  is(result2[0].isOwn, true);
+}
diff --git a/remote/cdp/test/browser/runtime/browser_remoteObjects.js b/remote/cdp/test/browser/runtime/browser_remoteObjects.js
new file mode 100644
index 0000000000..9176028966
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_remoteObjects.js
@@ -0,0 +1,83 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test the Runtime remote object
+
+add_task(async function ({ client }) {
+  const firstContext = await testRuntimeEnable(client);
+  const contextId = firstContext.id;
+
+  await testObjectRelease(client, contextId);
+});
+
+async function testRuntimeEnable({ Runtime }) {
+  // Enable watching for new execution context
+  await Runtime.enable();
+  info("Runtime domain has been enabled");
+
+  // Calling Runtime.enable will emit executionContextCreated for the existing contexts
+  const { context } = await Runtime.executionContextCreated();
+  ok(!!context.id, "The execution context has an id");
+  ok(context.auxData.isDefault, "The execution context is the default one");
+  ok(!!context.auxData.frameId, "The execution context has a frame id set");
+
+  return context;
+}
+
+async function testObjectRelease({ Runtime }, contextId) {
+  const { result } = await Runtime.evaluate({
+    contextId,
+    expression: "({ foo: 42 })",
+  });
+  is(result.subtype, undefined, "JS Object has no subtype");
+  is(result.type, "object", "The type is correct");
+  ok(!!result.objectId, "Got an object id");
+
+  const { result: result2 } = await Runtime.callFunctionOn({
+    executionContextId: contextId,
+    functionDeclaration: "obj => JSON.stringify(obj)",
+    arguments: [{ objectId: result.objectId }],
+  });
+  is(result2.type, "string", "The type is correct");
+  is(result2.value, JSON.stringify({ foo: 42 }), "Got the object's JSON");
+
+  const { result: result3 } = await Runtime.callFunctionOn({
+    objectId: result.objectId,
+    functionDeclaration: "function () { return this.foo; }",
+  });
+  is(result3.type, "number", "The type is correct");
+  is(result3.value, 42, "Got the object's foo attribute");
+
+  await Runtime.releaseObject({
+    objectId: result.objectId,
+  });
+  info("Object is released");
+
+  try {
+    await Runtime.callFunctionOn({
+      executionContextId: contextId,
+      functionDeclaration: "() => {}",
+      arguments: [{ objectId: result.objectId }],
+    });
+    ok(false, "callFunctionOn with a released object as argument should throw");
+  } catch (e) {
+    ok(
+      e.message.includes("Could not find object with given id"),
+      "callFunctionOn throws on released argument"
+    );
+  }
+  try {
+    await Runtime.callFunctionOn({
+      objectId: result.objectId,
+      functionDeclaration: "() => {}",
+    });
+    ok(false, "callFunctionOn with a released object as target should throw");
+  } catch (e) {
+    ok(
+      e.message.includes("Cannot find context with specified id"),
+      "callFunctionOn throws on released target"
+    );
+  }
+}
diff --git a/remote/cdp/test/browser/runtime/browser_withDefaultPrefs.js b/remote/cdp/test/browser/runtime/browser_withDefaultPrefs.js
new file mode 100644
index 0000000000..20b8264f92
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_withDefaultPrefs.js
@@ -0,0 +1,9 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(async function enableRuntime_noHangAfterNavigation({ client }) {
+  await loadURL(PAGE_URL);
+  await enableRuntime(client);
+});
diff --git a/remote/cdp/test/browser/runtime/browser_with_default_prefs.ini b/remote/cdp/test/browser/runtime/browser_with_default_prefs.ini
new file mode 100644
index 0000000000..a3f78c9961
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/browser_with_default_prefs.ini
@@ -0,0 +1,13 @@
+[DEFAULT]
+tags = cdp
+subsuite = remote
+args =
+  --remote-debugging-port
+  --remote-allow-origins=null
+support-files =
+  !/remote/cdp/test/browser/chrome-remote-interface.js
+  !/remote/cdp/test/browser/head.js
+  doc_empty.html
+  head.js
+
+[browser_withDefaultPrefs.js]
diff --git a/remote/cdp/test/browser/runtime/doc_console_events.html b/remote/cdp/test/browser/runtime/doc_console_events.html
new file mode 100644
index 0000000000..f52fcfa555
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/doc_console_events.html
@@ -0,0 +1,31 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Empty page</title>
+  <script>
+    function throwError() {
+      let foo = {};
+      foo.click();
+    }
+
+    function runLogParent() {
+      function runLogCaller() {
+        console.trace("foo");
+      }
+
+      function runLogChild() {
+        runLogCaller();
+      }
+
+      runLogChild();
+    }
+  </script>
+</head>
+<body>
+  <a id="console-log" href="javascript:console.log('foo')">console.log()</a><br/>
+  <a id="console-error" href="javascript:console.error('foo')">console.error()</a><br/>
+  <a id="js-error" onclick="throwError()">Javascript Error</a><br/>
+  <a id="log-wrapper" onclick="runLogParent()">console.log() in function wrappers</a><br/>
+</body>
+</html>
diff --git a/remote/cdp/test/browser/runtime/doc_console_events_onload.html b/remote/cdp/test/browser/runtime/doc_console_events_onload.html
new file mode 100644
index 0000000000..608a22991a
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/doc_console_events_onload.html
@@ -0,0 +1,12 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Console events onload</title>
+  <script>
+    console.log("foo");
+  </script>
+</head>
+<body>
+</body>
+</html>
diff --git a/remote/cdp/test/browser/runtime/doc_empty.html b/remote/cdp/test/browser/runtime/doc_empty.html
new file mode 100644
index 0000000000..e59d2d8901
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/doc_empty.html
@@ -0,0 +1,9 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Empty page</title>
+</head>
+<body>
+</body>
+</html>
diff --git a/remote/cdp/test/browser/runtime/doc_frame.html b/remote/cdp/test/browser/runtime/doc_frame.html
new file mode 100644
index 0000000000..e2efd61554
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/doc_frame.html
@@ -0,0 +1,9 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Frame page</title>
+</head>
+<body>
+</body>
+</html>
diff --git a/remote/cdp/test/browser/runtime/doc_frameset_single.html b/remote/cdp/test/browser/runtime/doc_frameset_single.html
new file mode 100644
index 0000000000..2ad56a140e
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/doc_frameset_single.html
@@ -0,0 +1,10 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <meta charset="utf-8">
+  <title>Frameset with a single frame</title>
+</head>
+<body>
+  <iframe src="doc_frame.html"></iframe>
+</body>
+</html>
diff --git a/remote/cdp/test/browser/runtime/head.js b/remote/cdp/test/browser/runtime/head.js
new file mode 100644
index 0000000000..8f05f225ec
--- /dev/null
+++ b/remote/cdp/test/browser/runtime/head.js
@@ -0,0 +1,15 @@
+/* Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+Services.scriptloader.loadSubScript(
+  "chrome://mochitests/content/browser/remote/cdp/test/browser/head.js",
+  this
+);
+
+const BASE_ORIGIN = "https://example.com";
+const BASE_PATH = `${BASE_ORIGIN}/browser/remote/cdp/test/browser/runtime`;
+const FRAMESET_SINGLE_URL = `${BASE_PATH}/doc_frameset_single.html`;
+const PAGE_FRAME_URL = `${BASE_PATH}/doc_frame.html`;
+const PAGE_URL = `${BASE_PATH}/doc_empty.html`;