1 files changed, 61 insertions, 0 deletions
diff --git a/devtools/server/tests/browser/browser_markers-timestamp.js b/devtools/server/tests/browser/browser_markers-timestamp.js
new file mode 100644
index 0000000000..78ba01c813
--- /dev/null
+++ b/devtools/server/tests/browser/browser_markers-timestamp.js
@@ -0,0 +1,61 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+/**
+ * Test that we get a "TimeStamp" marker.
+ */
+"use strict";
+
+const {
+  pmmConsoleMethod,
+  pmmInitWithBrowser,
+} = require("devtools/client/performance/test/helpers/profiler-mm-utils");
+const MARKER_NAME = "TimeStamp";
+
+add_task(async function() {
+  const target = await addTabTarget(MAIN_DOMAIN + "doc_perf.html");
+
+  const front = await target.getFront("performance");
+  const rec = await front.startRecording({ withMarkers: true });
+
+  pmmInitWithBrowser(gBrowser);
+  pmmConsoleMethod("timeStamp");
+  pmmConsoleMethod("timeStamp", "myLabel");
+
+  const markers = await waitForMarkerType(
+    front,
+    MARKER_NAME,
+    m => m.length >= 2
+  );
+
+  await front.stopRecording(rec);
+
+  ok(
+    markers.every(({ stack }) => typeof stack === "number"),
+    "All markers have stack references."
+  );
+  ok(
+    markers.every(({ name }) => name === "TimeStamp"),
+    "All markers found are TimeStamp markers"
+  );
+  ok(markers.length === 2, "found 2 TimeStamp markers");
+  ok(
+    markers.every(
+      ({ start, end }) => typeof start === "number" && start === end
+    ),
+    "All markers have equal start and end times"
+  );
+  is(
+    markers[0].causeName,
+    void 0,
+    "Unlabeled timestamps have an empty causeName"
+  );
+  is(
+    markers[1].causeName,
+    "myLabel",
+    "Labeled timestamps have correct causeName"
+  );
+
+  await target.destroy();
+  gBrowser.removeCurrentTab();
+});