1 files changed, 38 insertions, 0 deletions
diff --git a/devtools/server/tests/xpcshell/test_objectgrips-11.js b/devtools/server/tests/xpcshell/test_objectgrips-11.js
new file mode 100644
index 0000000000..a6aef9017a
--- /dev/null
+++ b/devtools/server/tests/xpcshell/test_objectgrips-11.js
@@ -0,0 +1,38 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that we get the magic properties on Error objects.
+
+add_task(
+  threadFrontTest(async ({ threadFront, debuggee }) => {
+    const packet = await executeOnNextTickAndWaitForPause(
+      () => evalCode(debuggee),
+      threadFront
+    );
+    const args = packet.frame.arguments;
+
+    const objClient = threadFront.pauseGrip(args[0]);
+    const response = await objClient.getOwnPropertyNames();
+    const opn = response.ownPropertyNames;
+    Assert.equal(opn.length, 4);
+    opn.sort();
+    Assert.equal(opn[0], "columnNumber");
+    Assert.equal(opn[1], "fileName");
+    Assert.equal(opn[2], "lineNumber");
+    Assert.equal(opn[3], "message");
+
+    await threadFront.resume();
+  })
+);
+
+function evalCode(debuggee) {
+  debuggee.eval(
+    function stopMe(arg1) {
+      debugger;
+    }.toString()
+  );
+
+  debuggee.eval("stopMe(new TypeError('error message text'))");
+}