1 files changed, 35 insertions, 0 deletions
diff --git a/browser/base/content/test/tabcrashed/browser_aboutRestartRequired_buildid_false-positive.js b/browser/base/content/test/tabcrashed/browser_aboutRestartRequired_buildid_false-positive.js
new file mode 100644
index 0000000000..15e0b5ab31
--- /dev/null
+++ b/browser/base/content/test/tabcrashed/browser_aboutRestartRequired_buildid_false-positive.js
@@ -0,0 +1,35 @@
+"use strict";
+
+// On debug builds, crashing tabs results in much thinking, which
+// slows down the test and results in intermittent test timeouts,
+// so we'll pump up the expected timeout for this test.
+requestLongerTimeout(2);
+
+SimpleTest.expectChildProcessCrash();
+
+add_task(async function test_browser_crashed_false_positive_event() {
+  info("Waiting for oop-browser-crashed event.");
+
+  Services.telemetry.clearScalars();
+  is(
+    getFalsePositiveTelemetry(),
+    undefined,
+    "Build ID mismatch false positive count should be undefined"
+  );
+
+  ok(await ensureBuildID(), "System has correct platform.ini");
+  setBuildidMatchDontSendEnv();
+  await forceCleanProcesses();
+  let eventPromise = getEventPromise("oop-browser-crashed", "false-positive");
+  let tab = await openNewTab(false);
+  await eventPromise;
+  unsetBuildidMatchDontSendEnv();
+
+  is(
+    getFalsePositiveTelemetry(),
+    1,
+    "Build ID mismatch false positive count should be 1"
+  );
+
+  await closeTab(tab);
+});