1 files changed, 31 insertions, 0 deletions
diff --git a/tools/profiler/tests/xpcshell/test_feature_java.js b/tools/profiler/tests/xpcshell/test_feature_java.js
new file mode 100644
index 0000000000..e2f6879c2b
--- /dev/null
+++ b/tools/profiler/tests/xpcshell/test_feature_java.js
@@ -0,0 +1,31 @@
+/* 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 Java capturing works as expected.
+ */
+add_task(async () => {
+  info("Test that Android Java sampler works as expected.");
+  const entries = 10000;
+  const interval = 1;
+  const threads = [];
+  const features = ["java"];
+
+  Services.profiler.StartProfiler(entries, interval, features, threads);
+  Assert.ok(Services.profiler.IsActive());
+
+  await captureAtLeastOneJsSample();
+
+  info(
+    "Stop the profiler and check that we have successfully captured a profile" +
+      " with the AndroidUI thread."
+  );
+  const profile = await stopNowAndGetProfile();
+  Assert.notEqual(profile, null);
+  const androidUiThread = profile.threads.find(
+    thread => thread.name == "AndroidUI (JVM)"
+  );
+  Assert.notEqual(androidUiThread, null);
+  Assert.ok(!Services.profiler.IsActive());
+});