1 files changed, 107 insertions, 0 deletions
diff --git a/accessible/tests/mochitest/events/test_scroll.xhtml b/accessible/tests/mochitest/events/test_scroll.xhtml
new file mode 100644
index 0000000000..d3cc2a7bda
--- /dev/null
+++ b/accessible/tests/mochitest/events/test_scroll.xhtml
@@ -0,0 +1,107 @@
+<?xml version="1.0"?>
+<?xml-stylesheet href="chrome://global/skin" type="text/css"?>
+
+<?xml-stylesheet href="chrome://mochikit/content/tests/SimpleTest/test.css"
+                 type="text/css"?>
+
+<window xmlns="http://www.mozilla.org/keymaster/gatekeeper/there.is.only.xul">
+
+  <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js" />
+  <script src="chrome://mochikit/content/chrome-harness.js"/>
+
+  <script type="application/javascript"
+          src="../common.js" />
+  <script type="application/javascript"
+          src="../role.js" />
+  <script type="application/javascript"
+          src="../states.js" />
+  <script type="application/javascript"
+          src="../promisified-events.js" />
+  <script type="application/javascript"
+          src="../browser.js"></script>
+
+  <script type="application/javascript">
+  <![CDATA[
+
+    ////////////////////////////////////////////////////////////////////////////
+    // Tests
+
+    function matchesAnchorJumpInTabDocument(aTabIdx) {
+      return evt => {
+        let tabDoc = aTabIdx ? tabDocumentAt(aTabIdx) : currentTabDocument();
+        let anchorAcc = getAccessible(tabDoc.querySelector("a[name='link1']"));
+        return anchorAcc == evt.accessible;
+      }
+    }
+
+    function matchesTabDocumentAt(aTabIdx) {
+      return evt => {
+        let tabDoc = aTabIdx ? tabDocumentAt(aTabIdx) : currentTabDocument();
+        return getAccessible(tabDoc) == evt.accessible;
+      }
+    }
+
+    async function doTest() {
+      const kURL = "http://mochi.test:8888/a11y/accessible/tests/mochitest/events/scroll.html#link1";
+      let evtProm = waitForEvents([
+        [EVENT_DOCUMENT_LOAD_COMPLETE, currentTabDocument],
+        [EVENT_SCROLLING_START, matchesAnchorJumpInTabDocument()],
+      ], "Load foreground tab then scroll to anchor");
+
+      tabBrowser().loadURI(Services.io.newURI(kURL), {
+        triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
+      });
+      // Flush layout, so as to guarantee that the a11y tree is constructed.
+      browserDocument().documentElement.getBoundingClientRect();
+      await evtProm;
+
+
+      evtProm = waitForEvents({
+        expected: [[EVENT_DOCUMENT_LOAD_COMPLETE, matchesTabDocumentAt(1)]],
+        unexpected: [[EVENT_SCROLLING_START, matchesAnchorJumpInTabDocument(1)]],
+      }, "Load background tab, don't dispatch scroll to anchor event");
+
+      tabBrowser().addTab(kURL, {
+        referrerURI: null,
+        charset: "",
+        postData: null,
+        inBackground: true,
+        triggeringPrincipal: Services.scriptSecurityManager.getSystemPrincipal(),
+      });
+      // Flush layout, so as to guarantee that the a11y tree is constructed.
+      browserDocument().documentElement.getBoundingClientRect();
+      await evtProm;
+
+      evtProm = waitForEvent(EVENT_SCROLLING_START,
+        matchesAnchorJumpInTabDocument(),
+        "Scroll to anchor event dispatched when switching to loaded doc.");
+      tabBrowser().selectTabAtIndex(1);
+      await evtProm;
+
+      closeBrowserWindow();
+      SimpleTest.finish();
+    }
+
+    SimpleTest.waitForExplicitFinish();
+    openBrowserWindow(doTest);
+  ]]>
+  </script>
+
+  <vbox flex="1" style="overflow: auto;">
+    <body xmlns="http://www.w3.org/1999/xhtml">
+      <a target="_blank"
+         href="https://bugzilla.mozilla.org/show_bug.cgi?id=691734"
+         title="Make sure scrolling start event is fired when document receive focus">
+        Mozilla Bug 691734
+      </a>
+
+      <p id="display"></p>
+      <div id="content" style="display: none">
+      </div>
+      <pre id="test">
+      </pre>
+    </body>
+
+    <vbox id="eventdump"></vbox>
+  </vbox>
+</window>