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-rw-r--r--devtools/client/performance/test/browser_perf-details-render-02-js-flamegraph.js40
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diff --git a/devtools/client/performance/test/browser_perf-details-render-02-js-flamegraph.js b/devtools/client/performance/test/browser_perf-details-render-02-js-flamegraph.js
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+++ b/devtools/client/performance/test/browser_perf-details-render-02-js-flamegraph.js
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+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+/**
+ * Tests that the js flamegraph view renders content after recording.
+ */
+
+const { SIMPLE_URL } = require("devtools/client/performance/test/helpers/urls");
+const { initPerformanceInNewTab, teardownToolboxAndRemoveTab } = require("devtools/client/performance/test/helpers/panel-utils");
+const { startRecording, stopRecording } = require("devtools/client/performance/test/helpers/actions");
+const { once } = require("devtools/client/performance/test/helpers/event-utils");
+
+add_task(function* () {
+ let { panel } = yield initPerformanceInNewTab({
+ url: SIMPLE_URL,
+ win: window
+ });
+
+ let { EVENTS, DetailsView, JsFlameGraphView } = panel.panelWin;
+
+ yield startRecording(panel);
+ yield stopRecording(panel);
+
+ let rendered = once(JsFlameGraphView, EVENTS.UI_JS_FLAMEGRAPH_RENDERED);
+ yield DetailsView.selectView("js-flamegraph");
+ yield rendered;
+
+ ok(true, "JsFlameGraphView rendered after recording is stopped.");
+
+ yield startRecording(panel);
+ yield stopRecording(panel, {
+ expectedViewClass: "JsFlameGraphView",
+ expectedViewEvent: "UI_JS_FLAMEGRAPH_RENDERED"
+ });
+
+ ok(true, "JsFlameGraphView rendered again after recording completed a second time.");
+
+ yield teardownToolboxAndRemoveTab(panel);
+});