1 files changed, 71 insertions, 0 deletions
diff --git a/tools/profiler/tests/browser/browser_test_marker_network_cancel.js b/tools/profiler/tests/browser/browser_test_marker_network_cancel.js
new file mode 100644
index 0000000000..df3de2b99a
--- /dev/null
+++ b/tools/profiler/tests/browser/browser_test_marker_network_cancel.js
@@ -0,0 +1,71 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+/**
+ * Test that we emit network markers with the cancel status.
+ */
+add_task(async function test_network_markers_early_cancel() {
+  Assert.ok(
+    !Services.profiler.IsActive(),
+    "The profiler is not currently active"
+  );
+
+  startProfilerForMarkerTests();
+
+  const url = BASE_URL + "simple.html?cacheBust=" + Math.random();
+  const options = {
+    gBrowser,
+    url: "about:blank",
+    waitForLoad: false,
+  };
+
+  const tab = await BrowserTestUtils.openNewForegroundTab(options);
+  const loadPromise = BrowserTestUtils.waitForDocLoadAndStopIt(url, tab);
+  BrowserTestUtils.startLoadingURIString(tab.linkedBrowser, url);
+  const contentPid = await SpecialPowers.spawn(
+    tab.linkedBrowser,
+    [],
+    () => Services.appinfo.processID
+  );
+  await loadPromise;
+  const { parentThread, contentThread } = await stopProfilerNowAndGetThreads(
+    contentPid
+  );
+  BrowserTestUtils.removeTab(tab);
+
+  const parentNetworkMarkers = getInflatedNetworkMarkers(parentThread);
+  const contentNetworkMarkers = getInflatedNetworkMarkers(contentThread);
+
+  info("parent process: " + JSON.stringify(parentNetworkMarkers, null, 2));
+  info("content process: " + JSON.stringify(contentNetworkMarkers, null, 2));
+
+  Assert.equal(
+    parentNetworkMarkers.length,
+    2,
+    `We should get a pair of network markers in the parent thread.`
+  );
+
+  // We don't test the markers in the content process, because depending on some
+  // timing we can have 0 or 1 (and maybe even 2 (?)).
+
+  const parentStopMarker = parentNetworkMarkers[1];
+
+  const expectedProperties = {
+    name: Expect.stringMatches(`Load \\d+:.*${escapeStringRegexp(url)}`),
+    data: Expect.objectContainsOnly({
+      type: "Network",
+      status: "STATUS_CANCEL",
+      URI: url,
+      requestMethod: "GET",
+      contentType: null,
+      startTime: Expect.number(),
+      endTime: Expect.number(),
+      id: Expect.number(),
+      pri: Expect.number(),
+      cache: "Unresolved",
+    }),
+  };
+
+  Assert.objectContains(parentStopMarker, expectedProperties);
+});