1 files changed, 129 insertions, 0 deletions
diff --git a/dom/browser-element/mochitest/browserElement_Iconchange.js b/dom/browser-element/mochitest/browserElement_Iconchange.js
new file mode 100644
index 000000000..367a2de15
--- /dev/null
+++ b/dom/browser-element/mochitest/browserElement_Iconchange.js
@@ -0,0 +1,129 @@
+/* Any copyright is dedicated to the public domain.
+   http://creativecommons.org/publicdomain/zero/1.0/ */
+
+// Test that the onmozbrowsericonchange event works.
+"use strict";
+
+SimpleTest.waitForExplicitFinish();
+browserElementTestHelpers.setEnabledPref(true);
+browserElementTestHelpers.addPermission();
+
+function createHtml(link) {
+  return 'data:text/html,<html><head>' + link + '<body></body></html>';
+}
+
+function createLink(name, sizes, rel) {
+  var s = sizes ? 'sizes="' + sizes + '"' : '';
+  if (!rel) {
+    rel = 'icon';
+  }
+  return '<link rel="' + rel + '" type="image/png" ' + s +
+    ' href="http://example.com/' + name + '.png">';
+}
+
+function runTest() {
+  var iframe1 = document.createElement('iframe');
+  iframe1.setAttribute('mozbrowser', 'true');
+  document.body.appendChild(iframe1);
+
+  // iframe2 is a red herring; we modify its favicon but don't listen for
+  // iconchanges; we want to make sure that its iconchange events aren't
+  // picked up by the listener on iframe1.
+  var iframe2 = document.createElement('iframe');
+  iframe2.setAttribute('mozbrowser', 'true');
+  document.body.appendChild(iframe2);
+
+  // iframe3 is another red herring.  It's not a mozbrowser, so we shouldn't
+  // get any iconchange events on it.
+  var iframe3 = document.createElement('iframe');
+  document.body.appendChild(iframe3);
+
+  var numIconChanges = 0;
+
+  iframe1.addEventListener('mozbrowsericonchange', function(e) {
+
+    numIconChanges++;
+
+    if (numIconChanges == 1) {
+      is(e.detail.href, 'http://example.com/myicon.png');
+
+      // We should recieve iconchange events when the user creates new links
+      // to a favicon, but only when we listen for them
+      SpecialPowers.getBrowserFrameMessageManager(iframe1)
+                   .loadFrameScript("data:,content.document.title='New title';",
+                                    /* allowDelayedLoad = */ false);
+
+      SpecialPowers.getBrowserFrameMessageManager(iframe1)
+                   .loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=ICON href=http://example.com/newicon.png>')",
+                                    /* allowDelayedLoad = */ false);
+
+      SpecialPowers.getBrowserFrameMessageManager(iframe2)
+                   .loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=ICON href=http://example.com/newicon.png>')",
+                                    /* allowDelayedLoad = */ false);
+    }
+    else if (numIconChanges == 2) {
+      is(e.detail.href, 'http://example.com/newicon.png');
+
+      // Full new pages should trigger iconchange events
+      iframe1.src = createHtml(createLink('3rdicon'));
+    }
+    else if (numIconChanges == 3) {
+      is(e.detail.href, 'http://example.com/3rdicon.png');
+
+      // the rel attribute can have various space seperated values, make
+      // sure we only pick up correct values for 'icon'
+      SpecialPowers.getBrowserFrameMessageManager(iframe1)
+                   .loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=shortcuticon href=http://example.com/newicon.png>')",
+                                    /* allowDelayedLoad = */ false);
+      // Test setting a page with multiple links elements
+      iframe1.src = createHtml(createLink('another') + createLink('icon'));
+    }
+    else if (numIconChanges == 4) {
+      is(e.detail.href, 'http://example.com/another.png');
+      // 2 events will be triggered by previous test, wait for next
+    }
+    else if (numIconChanges == 5) {
+      is(e.detail.href, 'http://example.com/icon.png');
+
+      // Make sure icon check is case insensitive
+      SpecialPowers.getBrowserFrameMessageManager(iframe1)
+                   .loadFrameScript("data:,content.document.head.insertAdjacentHTML('beforeend', '<link rel=ICON href=http://example.com/ucaseicon.png>')",
+                                    /* allowDelayedLoad = */ false);
+    }
+    else if (numIconChanges == 6) {
+      is(e.detail.href, 'http://example.com/ucaseicon.png');
+      iframe1.src = createHtml(createLink('testsize', '50x50', 'icon'));
+    }
+    else if (numIconChanges == 7) {
+      is(e.detail.href, 'http://example.com/testsize.png');
+      is(e.detail.sizes, '50x50');
+      iframe1.src = createHtml(createLink('testapple1', '100x100', 'apple-touch-icon'));
+    } else if (numIconChanges == 8) {
+      is(e.detail.href, 'http://example.com/testapple1.png');
+      is(e.detail.rel, 'apple-touch-icon');
+      is(e.detail.sizes, '100x100');
+
+      iframe1.src = createHtml(createLink('testapple2', '100x100', 'apple-touch-icon-precomposed'));
+    } else if (numIconChanges == 9) {
+      is(e.detail.href, 'http://example.com/testapple2.png');
+      is(e.detail.rel, 'apple-touch-icon-precomposed');
+      is(e.detail.sizes, '100x100');
+      SimpleTest.finish();
+    } else {
+      ok(false, 'Too many iconchange events.');
+    }
+  });
+
+  iframe3.addEventListener('mozbrowsericonchange', function(e) {
+    ok(false, 'Should not get a iconchange event for iframe3.');
+  });
+
+
+  iframe1.src = createHtml(createLink('myicon'));
+  // We should not recieve icon change events for either of the below iframes
+  iframe2.src = createHtml(createLink('myicon'));
+  iframe3.src = createHtml(createLink('myicon'));
+
+}
+
+addEventListener('testready', runTest);