1 files changed, 73 insertions, 0 deletions
diff --git a/devtools/client/performance/test/browser_perf-overview-time-interval.js b/devtools/client/performance/test/browser_perf-overview-time-interval.js
new file mode 100644
index 000000000..b66e3ef86
--- /dev/null
+++ b/devtools/client/performance/test/browser_perf-overview-time-interval.js
@@ -0,0 +1,73 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+"use strict";
+
+/**
+ * Tests that the `setTimeInterval` and `getTimeInterval` functions
+ * work properly.
+ */
+
+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 } = panel.panelWin;
+
+  try {
+    OverviewView.setTimeInterval({ starTime: 0, endTime: 1 });
+    ok(false, "Setting a time interval shouldn't have worked.");
+  } catch (e) {
+    ok(true, "Setting a time interval didn't work, as expected.");
+  }
+
+  try {
+    OverviewView.getTimeInterval();
+    ok(false, "Getting the time interval shouldn't have worked.");
+  } catch (e) {
+    ok(true, "Getting the time interval didn't work, as expected.");
+  }
+
+  yield startRecording(panel);
+  yield stopRecording(panel);
+
+  // Get/set the time interval and wait for the event propagation.
+
+  let rangeSelected = once(OverviewView, EVENTS.UI_OVERVIEW_RANGE_SELECTED);
+  OverviewView.setTimeInterval({ startTime: 10, endTime: 20 });
+  yield rangeSelected;
+
+  let firstInterval = OverviewView.getTimeInterval();
+  info("First interval start time: " + firstInterval.startTime);
+  info("First interval end time: " + firstInterval.endTime);
+  is(Math.round(firstInterval.startTime), 10,
+    "The interval's start time was properly set.");
+  is(Math.round(firstInterval.endTime), 20,
+    "The interval's end time was properly set.");
+
+  // Get/set another time interval and make sure there's no event propagation.
+
+  function fail() {
+    ok(false, "The selection event should not have propagated.");
+  }
+
+  OverviewView.on(EVENTS.UI_OVERVIEW_RANGE_SELECTED, fail);
+  OverviewView.setTimeInterval({ startTime: 30, endTime: 40 }, { stopPropagation: true });
+  OverviewView.off(EVENTS.UI_OVERVIEW_RANGE_SELECTED, fail);
+
+  let secondInterval = OverviewView.getTimeInterval();
+  info("Second interval start time: " + secondInterval.startTime);
+  info("Second interval end time: " + secondInterval.endTime);
+  is(Math.round(secondInterval.startTime), 30,
+    "The interval's start time was properly set again.");
+  is(Math.round(secondInterval.endTime), 40,
+    "The interval's end time was properly set again.");
+
+  yield teardownToolboxAndRemoveTab(panel);
+});