Adding upstream version 124.0.1.upstream/124.0.1

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

1 files changed, 106 insertions, 0 deletions

diff --git a/devtools/client/debugger/test/mochitest/browser_dbg-returnvalues.js b/devtools/client/debugger/test/mochitest/browser_dbg-returnvalues.js
new file mode 100644
index 0000000000..a0c070ab2d
--- /dev/null
+++ b/devtools/client/debugger/test/mochitest/browser_dbg-returnvalues.js
@@ -0,0 +1,106 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at <http://mozilla.org/MPL/2.0/>. */
+
+"use strict";
+
+add_task(async function () {
+  const dbg = await initDebugger("doc-return-values.html");
+  await togglePauseOnExceptions(dbg, true, true);
+
+  info("Test return values");
+  await testReturnValue(dbg, "to sender", [
+    { label: "return_something" },
+    { label: "<return>", value: uneval("to sender") },
+  ]);
+  await testReturnValue(dbg, "undefined", [
+    { label: "return_something" },
+    { label: "<return>", value: '"undefined"' },
+  ]);
+  await testReturnValue(dbg, 2, [
+    { label: "return_something" },
+    { label: "<return>", value: "2" },
+  ]);
+  await testReturnValue(dbg, new Error("blah"), [
+    { label: "return_something" },
+    { label: "<return>", value: "Restricted" },
+  ]);
+
+  info("Test throw values");
+  await testThrowValue(dbg, "a fit", [
+    { label: "callee" },
+    // The "uneval" call here gives us the way one would write `val` as
+    // a JavaScript expression, similar to the way the debugger
+    // displays values, so this test works when `val` is a string.
+    { label: "<exception>", value: uneval("a fit") },
+  ]);
+  await testThrowValue(dbg, "undefined", [
+    { label: "callee" },
+    { label: "<exception>", value: '"undefined"' },
+  ]);
+  await testThrowValue(dbg, 2, [
+    { label: "callee" },
+    { label: "<exception>", value: "2" },
+  ]);
+  await testThrowValue(dbg, new Error("blah"), [
+    { label: "callee" },
+    { label: "<exception>", value: "Restricted" },
+  ]);
+});
+
+async function testReturnValue(dbg, val, expectedScopeNodes) {
+  invokeInTab("return_something", val);
+  await waitForPaused(dbg);
+
+  // "Step in" 2 times to get to the point where the debugger can
+  // see the return value.
+  await stepIn(dbg);
+  await stepIn(dbg);
+
+  for (const [i, scopeNode] of expectedScopeNodes.entries()) {
+    const index = i + 1;
+    is(
+      getScopeNodeLabel(dbg, index),
+      scopeNode.label,
+      `check for ${scopeNode.label}`
+    );
+    if (scopeNode.value) {
+      is(
+        getScopeNodeValue(dbg, index),
+        scopeNode.value,
+        `check value is ${scopeNode.value}`
+      );
+    }
+  }
+
+  await resume(dbg);
+  assertNotPaused(dbg);
+}
+
+async function testThrowValue(dbg, val, expectedScopeNodes) {
+  invokeInTab("throw_something", val);
+  await waitForPaused(dbg);
+
+  // "Step in" once to get to the point where the debugger can see the
+  // exception.
+  await stepIn(dbg);
+
+  for (const [i, scopeNode] of expectedScopeNodes.entries()) {
+    const index = i + 1;
+    is(
+      getScopeNodeLabel(dbg, index),
+      scopeNode.label,
+      `check for ${scopeNode.label}`
+    );
+    if (scopeNode.value) {
+      is(
+        getScopeNodeValue(dbg, index),
+        scopeNode.value,
+        `check exception is ${scopeNode.value}`
+      );
+    }
+  }
+
+  await resume(dbg);
+  assertNotPaused(dbg);
+}