1 files changed, 32 insertions, 0 deletions
diff --git a/devtools/client/performance/test/browser_perf-options-propagate-profiler.js b/devtools/client/performance/test/browser_perf-options-propagate-profiler.js
new file mode 100644
index 000000000..d59233051
--- /dev/null
+++ b/devtools/client/performance/test/browser_perf-options-propagate-profiler.js
@@ -0,0 +1,32 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+/**
+ * Tests that setting the `devtools.performance.profiler.` prefs propagate
+ * to the profiler actor.
+ */
+
+const { SIMPLE_URL } = require("devtools/client/performance/test/helpers/urls");
+const { PROFILER_BUFFER_SIZE_PREF, PROFILER_SAMPLE_RATE_PREF } = require("devtools/client/performance/test/helpers/prefs");
+const { initPerformanceInNewTab, teardownToolboxAndRemoveTab } = require("devtools/client/performance/test/helpers/panel-utils");
+const { startRecording, stopRecording } = require("devtools/client/performance/test/helpers/actions");
+
+add_task(function* () {
+  let { panel, toolbox } = yield initPerformanceInNewTab({
+    url: SIMPLE_URL,
+    win: window
+  });
+
+  Services.prefs.setIntPref(PROFILER_BUFFER_SIZE_PREF, 1000);
+  Services.prefs.setIntPref(PROFILER_SAMPLE_RATE_PREF, 2);
+
+  yield startRecording(panel);
+  let { entries, interval } = yield toolbox.performance.getConfiguration();
+  yield stopRecording(panel);
+
+  is(entries, 1000, "profiler entries option is set on profiler");
+  is(interval, 0.5, "profiler interval option is set on profiler");
+
+  yield teardownToolboxAndRemoveTab(panel);
+});