1 files changed, 54 insertions, 0 deletions
diff --git a/browser/base/content/test/general/browser_bug1015721.js b/browser/base/content/test/general/browser_bug1015721.js
new file mode 100644
index 000000000..e3e715396
--- /dev/null
+++ b/browser/base/content/test/general/browser_bug1015721.js
@@ -0,0 +1,54 @@
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this file,
+ * You can obtain one at http://mozilla.org/MPL/2.0/. */
+"use strict";
+
+const TEST_PAGE = "http://example.org/browser/browser/base/content/test/general/zoom_test.html";
+
+var gTab1, gTab2, gLevel1;
+
+function test() {
+  waitForExplicitFinish();
+
+  Task.spawn(function* () {
+    gTab1 = gBrowser.addTab();
+    gTab2 = gBrowser.addTab();
+
+    yield FullZoomHelper.selectTabAndWaitForLocationChange(gTab1);
+    yield FullZoomHelper.load(gTab1, TEST_PAGE);
+    yield FullZoomHelper.load(gTab2, TEST_PAGE);
+  }).then(zoomTab1, FullZoomHelper.failAndContinue(finish));
+}
+
+function zoomTab1() {
+  Task.spawn(function* () {
+    is(gBrowser.selectedTab, gTab1, "Tab 1 is selected");
+    FullZoomHelper.zoomTest(gTab1, 1, "Initial zoom of tab 1 should be 1");
+    FullZoomHelper.zoomTest(gTab2, 1, "Initial zoom of tab 2 should be 1");
+
+    let browser1 = gBrowser.getBrowserForTab(gTab1);
+    yield BrowserTestUtils.synthesizeMouse(null, 10, 10, {
+      wheel: true, ctrlKey: true, deltaY: -1, deltaMode: WheelEvent.DOM_DELTA_LINE
+    }, browser1);
+
+    info("Waiting for tab 1 to be zoomed");
+    yield promiseWaitForCondition(() => {
+      gLevel1 = ZoomManager.getZoomForBrowser(browser1);
+      return gLevel1 > 1;
+    });
+
+    yield FullZoomHelper.selectTabAndWaitForLocationChange(gTab2);
+    FullZoomHelper.zoomTest(gTab2, gLevel1, "Tab 2 should have zoomed along with tab 1");
+  }).then(finishTest, FullZoomHelper.failAndContinue(finish));
+}
+
+function finishTest() {
+  Task.spawn(function* () {
+    yield FullZoomHelper.selectTabAndWaitForLocationChange(gTab1);
+    yield FullZoom.reset();
+    yield FullZoomHelper.removeTabAndWaitForLocationChange(gTab1);
+    yield FullZoomHelper.selectTabAndWaitForLocationChange(gTab2);
+    yield FullZoom.reset();
+    yield FullZoomHelper.removeTabAndWaitForLocationChange(gTab2);
+  }).then(finish, FullZoomHelper.failAndContinue(finish));
+}