1 files changed, 56 insertions, 0 deletions
diff --git a/devtools/server/tests/xpcshell/test_threadlifetime-01.js b/devtools/server/tests/xpcshell/test_threadlifetime-01.js
new file mode 100644
index 0000000000..d2e8234fb9
--- /dev/null
+++ b/devtools/server/tests/xpcshell/test_threadlifetime-01.js
@@ -0,0 +1,56 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+/**
+ * Check that thread-lifetime grips last past a resume.
+ */
+
+add_task(
+  threadFrontTest(async ({ threadFront, debuggee, client }) => {
+    const packet = await executeOnNextTickAndWaitForPause(
+      () => evaluateTestCode(debuggee),
+      threadFront
+    );
+
+    const pauseGrip = packet.frame.arguments[0];
+
+    // Create a thread-lifetime actor for this object.
+    const response = await client.request({
+      to: pauseGrip.actor,
+      type: "threadGrip",
+    });
+    // Successful promotion won't return an error.
+    Assert.equal(response.error, undefined);
+
+    const packet2 = await resumeAndWaitForPause(threadFront);
+
+    // Verify that the promoted actor is returned again.
+    Assert.equal(pauseGrip.actor, packet2.frame.arguments[0].actor);
+    // Now that we've resumed, should get unrecognizePacketType for the
+    // promoted grip.
+    try {
+      await client.request({ to: pauseGrip.actor, type: "bogusRequest" });
+      ok(false, "bogusRequest should throw");
+    } catch (e) {
+      Assert.equal(e.error, "unrecognizedPacketType");
+      ok(true, "bogusRequest thrown");
+    }
+    await threadFront.resume();
+  })
+);
+
+function evaluateTestCode(debuggee) {
+  debuggee.eval(
+    "(" +
+      function () {
+        function stopMe(arg1) {
+          debugger;
+          debugger;
+        }
+        stopMe({ obj: true });
+      } +
+      ")()"
+  );
+}