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gaia/apps/system/test/marionette/edges_gesture_test.js

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+'use strict';
+
+var ReflowHelper =
+    require('../../../../tests/jsmarionette/plugins/reflow_helper.js');
+
+var assert = require('assert');
+
+var SETTINGS_APP = 'app://settings.gaiamobile.org';
+var CALENDAR_APP = 'app://calendar.gaiamobile.org';
+
+marionette('Edges gesture >', function() {
+  var client = marionette.client({
+    profile: {
+      prefs: {
+        'browser.safebrowsing.enabled': false,
+        'browser.safebrowsing.malware.enabled': false,
+        'devtools.debugger.forbid-certified-apps': false,
+        'privacy.trackingprotection.enabled': false
+      },
+      settings: {
+        'devtools.overlay': true,
+        'hud.reflows': true
+      }
+    }
+  });
+
+  var sys, actions;
+  var settings, calendar;
+  var halfWidth, halfHeight;
+
+  setup(function() {
+    actions = client.loader.getActions();
+
+    sys = client.loader.getAppClass('system');
+    sys.waitForFullyLoaded();
+
+    settings = sys.waitForLaunch(SETTINGS_APP);
+    calendar = sys.waitForLaunch(CALENDAR_APP);
+
+    // Making sure the opening transition for the calendar app is over.
+    client.waitFor(function() {
+      return calendar.ariaDisplayed() && !settings.ariaDisplayed();
+    });
+
+    var width = client.executeScript(function() {
+      return window.innerWidth;
+    });
+    halfWidth = width / 2;
+
+    var height = client.executeScript(function() {
+      return window.innerHeight;
+    });
+    halfHeight = height / 2;
+  });
+
+  function edgeSwipeToApp(panel, x1, x2, from, to) {
+    actions.flick(panel, x1, halfHeight, x2, halfHeight, 100).perform();
+
+    if (!from || !to) {
+      return;
+    }
+
+    client.waitFor(function() {
+      return !from.ariaDisplayed() && to.ariaDisplayed();
+    });
+  }
+
+  test('Swiping between apps left to right, no reflow', function() {
+    var reflowHelper = new ReflowHelper(client);
+    // Since the clock will cause reflows we're disabling it
+    // Also disabling the developer hud because of
+    // https://bugzilla.mozilla.org/show_bug.cgi?id=971008
+    sys.stopDevtools();
+    sys.stopClock();
+
+    assert(calendar.ariaDisplayed(), 'calendar is visible');
+    assert(!settings.ariaDisplayed(), 'settings is invisible');
+
+    reflowHelper.startTracking(sys.URL);
+    edgeSwipeToApp(sys.leftPanel, 0, halfWidth, calendar, settings);
+    assert(true, 'swiped to settings');
+
+    // Overflow swipe
+    edgeSwipeToApp(sys.leftPanel, 0, halfWidth);
+    client.waitFor(function() {
+      return settings.ariaDisplayed();
+    });
+    assert(true, 'settings is still visible');
+
+    var count = reflowHelper.getCount();
+    assert.equal(count, 0, 'we got ' + count + ' reflows instead of 0');
+    reflowHelper.stopTracking();
+
+    assert(true, 'swiped to settings without any reflow');
+  });
+
+  test('Swiping between apps right to left', function() {
+    // Going to the beginning of the stack first
+    edgeSwipeToApp(sys.leftPanel, 0, halfWidth, calendar, settings);
+
+    assert(settings.ariaDisplayed(), 'settings is visible');
+    assert(!calendar.ariaDisplayed(), 'calendar is invisible');
+
+    edgeSwipeToApp(sys.rightPanel, 5, -1 * halfWidth, settings, calendar);
+    assert(true, 'swiped to calendar');
+
+    // Overflow swipe
+    edgeSwipeToApp(sys.rightPanel, 5, -1 * halfWidth);
+    client.waitFor(function() {
+      return calendar.ariaDisplayed() && !settings.ariaDisplayed();
+    });
+    assert(calendar.ariaDisplayed(), 'calendar is still visible');
+  });
+
+  test('Swiping vertically', function() {
+    // Going to the settings app first
+    edgeSwipeToApp(sys.leftPanel, 0, halfWidth, calendar, settings);
+    assert(settings.ariaDisplayed(), 'settings is visible');
+
+    // Mostly vertical swipe starting on the edge zone
+    actions.flick(sys.leftPanel, 5, halfHeight + 40, 45, 40, 50).perform();
+    assert(settings.ariaDisplayed(), 'settings is still visible');
+
+    // The actual amount scrolled depends on the scrolling physics,
+    // BrowserElementPanning or APZ... but we only care about the
+    // view actually scrolling.
+    var fuzz = 0.7;
+
+    // Checking that the settings app scrolled
+    client.apps.switchToApp(SETTINGS_APP);
+    client.waitFor(function() {
+      var scrollY = client.executeScript(function() {
+        return document.querySelector('#root > div').scrollTop;
+      });
+
+      return scrollY >= halfHeight * fuzz;
+    });
+    assert(true, 'the settings app scrolled');
+  });
+
+  test('Swiping below the threshold', function() {
+    assert(calendar.ariaDisplayed(), 'calendar is visible');
+    edgeSwipeToApp(sys.leftPanel, 0, 20);
+
+    // Waiting for iframes to settle down
+    client.waitFor(function() {
+      return !settings.ariaDisplayed() && calendar.ariaDisplayed();
+    });
+    assert(calendar.ariaDisplayed(), 'calendar is still visible');
+  });
+});