1 files changed, 49 insertions, 0 deletions
diff --git a/docshell/test/browser/browser_tab_touch_events.js b/docshell/test/browser/browser_tab_touch_events.js
new file mode 100644
index 000000000..615983f61
--- /dev/null
+++ b/docshell/test/browser/browser_tab_touch_events.js
@@ -0,0 +1,49 @@
+/* Any copyright is dedicated to the Public Domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+"use strict";
+
+add_task(function*() {
+  const URI = "data:text/html;charset=utf-8,<iframe id='test-iframe'></iframe>";
+
+  yield BrowserTestUtils.withNewTab({ gBrowser, url: URI }, function* (browser) {
+    yield ContentTask.spawn(browser, null, test_body);
+  });
+});
+
+function* test_body() {
+  let docshell = docShell;
+
+  is(docshell.touchEventsOverride, Ci.nsIDocShell.TOUCHEVENTS_OVERRIDE_NONE,
+    "touchEventsOverride flag should be initially set to NONE");
+
+  docshell.touchEventsOverride = Ci.nsIDocShell.TOUCHEVENTS_OVERRIDE_DISABLED;
+  is(docshell.touchEventsOverride, Ci.nsIDocShell.TOUCHEVENTS_OVERRIDE_DISABLED,
+    "touchEventsOverride flag should be changed to DISABLED");
+
+  let frameWin = content.document.querySelector("#test-iframe").contentWindow;
+  docshell = frameWin.QueryInterface(Ci.nsIInterfaceRequestor)
+                     .getInterface(Ci.nsIWebNavigation)
+                     .QueryInterface(Ci.nsIDocShell);
+  is(docshell.touchEventsOverride, Ci.nsIDocShell.TOUCHEVENTS_OVERRIDE_DISABLED,
+    "touchEventsOverride flag should be passed on to frames.");
+
+  let newFrame = content.document.createElement("iframe");
+  content.document.body.appendChild(newFrame);
+
+  let newFrameWin = newFrame.contentWindow;
+  docshell = newFrameWin.QueryInterface(Ci.nsIInterfaceRequestor)
+                        .getInterface(Ci.nsIWebNavigation)
+                        .QueryInterface(Ci.nsIDocShell);
+  is(docshell.touchEventsOverride, Ci.nsIDocShell.TOUCHEVENTS_OVERRIDE_DISABLED,
+    "Newly created frames should use the new touchEventsOverride flag");
+
+  newFrameWin.location.reload();
+  yield ContentTaskUtils.waitForEvent(newFrameWin, "load");
+
+  docshell = newFrameWin.QueryInterface(Ci.nsIInterfaceRequestor)
+                        .getInterface(Ci.nsIWebNavigation)
+                        .QueryInterface(Ci.nsIDocShell);
+  is(docshell.touchEventsOverride, Ci.nsIDocShell.TOUCHEVENTS_OVERRIDE_DISABLED,
+    "New touchEventsOverride flag should persist across reloads");
+}