1 files changed, 81 insertions, 0 deletions
diff --git a/devtools/client/performance/test/browser_perf-range-changed-render.js b/devtools/client/performance/test/browser_perf-range-changed-render.js
new file mode 100644
index 000000000..b3b9c6a92
--- /dev/null
+++ b/devtools/client/performance/test/browser_perf-range-changed-render.js
@@ -0,0 +1,81 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+/**
+ * Tests that the detail views are rerendered after the range changes.
+ */
+
+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,
+    OverviewView,
+    DetailsView,
+    WaterfallView,
+    JsCallTreeView,
+    JsFlameGraphView
+  } = panel.panelWin;
+
+  let updatedWaterfall = 0;
+  let updatedCallTree = 0;
+  let updatedFlameGraph = 0;
+  let updateWaterfall = () => updatedWaterfall++;
+  let updateCallTree = () => updatedCallTree++;
+  let updateFlameGraph = () => updatedFlameGraph++;
+  WaterfallView.on(EVENTS.UI_WATERFALL_RENDERED, updateWaterfall);
+  JsCallTreeView.on(EVENTS.UI_JS_CALL_TREE_RENDERED, updateCallTree);
+  JsFlameGraphView.on(EVENTS.UI_JS_FLAMEGRAPH_RENDERED, updateFlameGraph);
+
+  yield startRecording(panel);
+  yield stopRecording(panel);
+
+  let rendered = once(WaterfallView, EVENTS.UI_WATERFALL_RENDERED);
+  OverviewView.emit(EVENTS.UI_OVERVIEW_RANGE_SELECTED, { startTime: 0, endTime: 10 });
+  yield rendered;
+  ok(true, "Waterfall rerenders when a range in the overview graph is selected.");
+
+  rendered = once(JsCallTreeView, EVENTS.UI_JS_CALL_TREE_RENDERED);
+  yield DetailsView.selectView("js-calltree");
+  yield rendered;
+  ok(true, "Call tree rerenders after its corresponding pane is shown.");
+
+  rendered = once(JsFlameGraphView, EVENTS.UI_JS_FLAMEGRAPH_RENDERED);
+  yield DetailsView.selectView("js-flamegraph");
+  yield rendered;
+  ok(true, "Flamegraph rerenders after its corresponding pane is shown.");
+
+  rendered = once(JsFlameGraphView, EVENTS.UI_JS_FLAMEGRAPH_RENDERED);
+  OverviewView.emit(EVENTS.UI_OVERVIEW_RANGE_SELECTED);
+  yield rendered;
+  ok(true, "Flamegraph rerenders when a range in the overview graph is removed.");
+
+  rendered = once(JsCallTreeView, EVENTS.UI_JS_CALL_TREE_RENDERED);
+  yield DetailsView.selectView("js-calltree");
+  yield rendered;
+  ok(true, "Call tree rerenders after its corresponding pane is shown.");
+
+  rendered = once(WaterfallView, EVENTS.UI_WATERFALL_RENDERED);
+  yield DetailsView.selectView("waterfall");
+  yield rendered;
+  ok(true, "Waterfall rerenders after its corresponding pane is shown.");
+
+  is(updatedWaterfall, 3, "WaterfallView rerendered 3 times.");
+  is(updatedCallTree, 2, "JsCallTreeView rerendered 2 times.");
+  is(updatedFlameGraph, 2, "JsFlameGraphView rerendered 2 times.");
+
+  WaterfallView.off(EVENTS.UI_WATERFALL_RENDERED, updateWaterfall);
+  JsCallTreeView.off(EVENTS.UI_JS_CALL_TREE_RENDERED, updateCallTree);
+  JsFlameGraphView.off(EVENTS.UI_JS_FLAMEGRAPH_RENDERED, updateFlameGraph);
+
+  yield teardownToolboxAndRemoveTab(panel);
+});