1 files changed, 46 insertions, 0 deletions
diff --git a/docshell/test/browser/browser_timelineMarkers-01.js b/docshell/test/browser/browser_timelineMarkers-01.js
new file mode 100644
index 0000000000..7dd51a14fc
--- /dev/null
+++ b/docshell/test/browser/browser_timelineMarkers-01.js
@@ -0,0 +1,46 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+// Test that the docShell has the right profile timeline API
+
+const URL = "data:text/html;charset=utf-8,Test page";
+
+add_task(async function () {
+  await BrowserTestUtils.withNewTab(
+    { gBrowser, url: URL },
+    async function (browser) {
+      await SpecialPowers.spawn(browser, [], function () {
+        ok(
+          "recordProfileTimelineMarkers" in docShell,
+          "The recordProfileTimelineMarkers attribute exists"
+        );
+        ok(
+          "popProfileTimelineMarkers" in docShell,
+          "The popProfileTimelineMarkers function exists"
+        );
+        ok(
+          docShell.recordProfileTimelineMarkers === false,
+          "recordProfileTimelineMarkers is false by default"
+        );
+        ok(
+          docShell.popProfileTimelineMarkers().length === 0,
+          "There are no markers by default"
+        );
+
+        docShell.recordProfileTimelineMarkers = true;
+        ok(
+          docShell.recordProfileTimelineMarkers === true,
+          "recordProfileTimelineMarkers can be set to true"
+        );
+
+        docShell.recordProfileTimelineMarkers = false;
+        ok(
+          docShell.recordProfileTimelineMarkers === false,
+          "recordProfileTimelineMarkers can be set to false"
+        );
+      });
+    }
+  );
+});