1 files changed, 71 insertions, 0 deletions
diff --git a/devtools/server/tests/xpcshell/test_framebindings-01.js b/devtools/server/tests/xpcshell/test_framebindings-01.js
new file mode 100644
index 0000000000..ecf6f02e97
--- /dev/null
+++ b/devtools/server/tests/xpcshell/test_framebindings-01.js
@@ -0,0 +1,71 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Check a frame actor's bindings property.
+ */
+
+add_task(
+  threadFrontTest(async ({ threadFront, debuggee }) => {
+    const packet = await executeOnNextTickAndWaitForPause(
+      () => evalCode(debuggee),
+      threadFront
+    );
+
+    const environment = await packet.frame.getEnvironment();
+    const bindings = environment.bindings;
+    const args = bindings.arguments;
+    const vars = bindings.variables;
+
+    Assert.equal(args.length, 6);
+    Assert.equal(args[0].number.value, 42);
+    Assert.equal(args[1].bool.value, true);
+    Assert.equal(args[2].string.value, "nasu");
+    Assert.equal(args[3].null_.value.type, "null");
+    Assert.equal(args[4].undef.value.type, "undefined");
+    Assert.equal(args[5].object.value.type, "object");
+    Assert.equal(args[5].object.value.class, "Object");
+    Assert.ok(!!args[5].object.value.actor);
+
+    Assert.equal(vars.a.value, 1);
+    Assert.equal(vars.b.value, true);
+    Assert.equal(vars.c.value.type, "object");
+    Assert.equal(vars.c.value.class, "Object");
+    Assert.ok(!!vars.c.value.actor);
+
+    const objClient = threadFront.pauseGrip(vars.c.value);
+    const response = await objClient.getPrototypeAndProperties();
+    Assert.equal(response.ownProperties.a.configurable, true);
+    Assert.equal(response.ownProperties.a.enumerable, true);
+    Assert.equal(response.ownProperties.a.writable, true);
+    Assert.equal(response.ownProperties.a.value, "a");
+
+    Assert.equal(response.ownProperties.b.configurable, true);
+    Assert.equal(response.ownProperties.b.enumerable, true);
+    Assert.equal(response.ownProperties.b.writable, true);
+    Assert.equal(response.ownProperties.b.value.type, "undefined");
+    Assert.equal(false, "class" in response.ownProperties.b.value);
+
+    await threadFront.resume();
+  })
+);
+
+function evalCode(debuggee) {
+  /* eslint-disable */
+  debuggee.eval(
+    "(" +
+      function () {
+        function stopMe(number, bool, string, null_, undef, object) {
+          var a = 1;
+          var b = true;
+          var c = { a: "a", b: undefined };
+          debugger;
+        }
+        stopMe(42, true, "nasu", null, undefined, { foo: "bar" });
+      } +
+      ")()"
+  );
+  /* eslint-enable */
+}