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-rw-r--r--tools/profiler/tests/xpcshell/test_pause.js126
1 files changed, 126 insertions, 0 deletions
diff --git a/tools/profiler/tests/xpcshell/test_pause.js b/tools/profiler/tests/xpcshell/test_pause.js
new file mode 100644
index 0000000000..0e621fb19f
--- /dev/null
+++ b/tools/profiler/tests/xpcshell/test_pause.js
@@ -0,0 +1,126 @@
+/* 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/. */
+
+add_task(async () => {
+ Assert.ok(!Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+
+ let startPromise = Services.profiler.StartProfiler(1000, 10, []);
+
+ // Default: Active and not paused.
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(!Services.profiler.IsSamplingPaused());
+
+ await startPromise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(!Services.profiler.IsSamplingPaused());
+
+ // Pause everything, implicitly pauses sampling.
+ let pausePromise = Services.profiler.Pause();
+
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ await pausePromise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ // While fully paused, pause and resume sampling only, no expected changes.
+ let pauseSamplingPromise = Services.profiler.PauseSampling();
+
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ await pauseSamplingPromise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ let resumeSamplingPromise = Services.profiler.ResumeSampling();
+
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ await resumeSamplingPromise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ // Resume everything.
+ let resumePromise = Services.profiler.Resume();
+
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(!Services.profiler.IsSamplingPaused());
+
+ await resumePromise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(!Services.profiler.IsSamplingPaused());
+
+ // Pause sampling only.
+ let pauseSampling2Promise = Services.profiler.PauseSampling();
+
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ await pauseSampling2Promise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ // While sampling is paused, pause everything.
+ let pause2Promise = Services.profiler.Pause();
+
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ await pause2Promise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ // Resume, but sampling is still paused separately.
+ let resume2promise = Services.profiler.Resume();
+
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ await resume2promise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(Services.profiler.IsSamplingPaused());
+
+ // Resume sampling only.
+ let resumeSampling2Promise = Services.profiler.ResumeSampling();
+
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(!Services.profiler.IsSamplingPaused());
+
+ await resumeSampling2Promise;
+ Assert.ok(Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(!Services.profiler.IsSamplingPaused());
+
+ let stopPromise = Services.profiler.StopProfiler();
+ Assert.ok(!Services.profiler.IsActive());
+ // Stopping is not pausing.
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(!Services.profiler.IsSamplingPaused());
+
+ await stopPromise;
+ Assert.ok(!Services.profiler.IsActive());
+ Assert.ok(!Services.profiler.IsPaused());
+ Assert.ok(!Services.profiler.IsSamplingPaused());
+});