1 files changed, 123 insertions, 0 deletions
diff --git a/docshell/test/browser/browser_timelineMarkers-frame-04.js b/docshell/test/browser/browser_timelineMarkers-frame-04.js
new file mode 100644
index 0000000000..a05804c5b3
--- /dev/null
+++ b/docshell/test/browser/browser_timelineMarkers-frame-04.js
@@ -0,0 +1,123 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// This file expects frame-head.js to be loaded in the environment.
+/* import-globals-from frame-head.js */
+
+"use strict";
+
+// Test that the docShell profile timeline API returns the right
+// markers for XMLHttpRequest events.
+
+var TESTS = [
+  {
+    desc: "Event dispatch from XMLHttpRequest",
+    searchFor(markers) {
+      return markers.filter(m => m.name == "DOMEvent").length >= 5;
+    },
+    setup(docShell) {
+      content.dispatchEvent(new content.Event("dog"));
+    },
+    check(markers) {
+      let domMarkers = markers.filter(m => m.name == "DOMEvent");
+      // One subtlety here is that we have five events: the event we
+      // inject in "setup", plus the four state transition events.  The
+      // first state transition is reported synchronously and so should
+      // show up as a nested marker.
+      is(domMarkers.length, 5, "Got 5 markers");
+
+      // We should see some Javascript markers, and they should have a
+      // cause.
+      let jsMarkers = markers.filter(
+        m => m.name == "Javascript" && m.causeName
+      );
+      ok(jsMarkers.length > 0, "Got some Javascript markers");
+      is(
+        jsMarkers[0].stack.functionDisplayName,
+        "do_xhr",
+        "Javascript marker has entry point name"
+      );
+    },
+  },
+];
+
+if (
+  !Services.prefs.getBoolPref(
+    "javascript.options.asyncstack_capture_debuggee_only"
+  )
+) {
+  TESTS.push(
+    {
+      desc: "Async stack trace on Javascript marker",
+      searchFor: markers => {
+        return markers.some(
+          m => m.name == "Javascript" && m.causeName == "promise callback"
+        );
+      },
+      setup(docShell) {
+        content.dispatchEvent(new content.Event("promisetest"));
+      },
+      check(markers) {
+        markers = markers.filter(
+          m => m.name == "Javascript" && m.causeName == "promise callback"
+        );
+        ok(markers.length > 0, "Found a Javascript marker");
+
+        let frame = markers[0].stack;
+        ok(frame.asyncParent !== null, "Parent frame has async parent");
+        is(
+          frame.asyncParent.asyncCause,
+          "promise callback",
+          "Async parent has correct cause"
+        );
+        let asyncFrame = frame.asyncParent;
+        // Skip over self-hosted parts of our Promise implementation.
+        while (asyncFrame.source === "self-hosted") {
+          asyncFrame = asyncFrame.parent;
+        }
+        is(
+          asyncFrame.functionDisplayName,
+          "do_promise",
+          "Async parent has correct function name"
+        );
+      },
+    },
+    {
+      desc: "Async stack trace on Javascript marker with script",
+      searchFor: markers => {
+        return markers.some(
+          m => m.name == "Javascript" && m.causeName == "promise callback"
+        );
+      },
+      setup(docShell) {
+        content.dispatchEvent(new content.Event("promisescript"));
+      },
+      check(markers) {
+        markers = markers.filter(
+          m => m.name == "Javascript" && m.causeName == "promise callback"
+        );
+        ok(markers.length > 0, "Found a Javascript marker");
+
+        let frame = markers[0].stack;
+        ok(frame.asyncParent !== null, "Parent frame has async parent");
+        is(
+          frame.asyncParent.asyncCause,
+          "promise callback",
+          "Async parent has correct cause"
+        );
+        let asyncFrame = frame.asyncParent;
+        // Skip over self-hosted parts of our Promise implementation.
+        while (asyncFrame.source === "self-hosted") {
+          asyncFrame = asyncFrame.parent;
+        }
+        is(
+          asyncFrame.functionDisplayName,
+          "do_promise_script",
+          "Async parent has correct function name"
+        );
+      },
+    }
+  );
+}
+
+timelineContentTest(TESTS);