1 files changed, 151 insertions, 0 deletions
diff --git a/dom/tests/browser/browser_focus_steal_from_chrome.js b/dom/tests/browser/browser_focus_steal_from_chrome.js
new file mode 100644
index 000000000..37c2e1028
--- /dev/null
+++ b/dom/tests/browser/browser_focus_steal_from_chrome.js
@@ -0,0 +1,151 @@
+add_task(function* () {
+  requestLongerTimeout(2);
+
+  let testingList = [
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').focus(); }, 10);\"><input id='target'></body>",
+      tagName: "INPUT", methodName: "focus" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').select(); }, 10);\"><input id='target'></body>",
+      tagName: "INPUT", methodName: "select" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').focus(); }, 10);\"><a href='about:blank' id='target'>anchor</a></body>",
+      tagName: "A", methodName: "focus" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').focus(); }, 10);\"><button id='target'>button</button></body>",
+      tagName: "BUTTON", methodName: "focus" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').focus(); }, 10);\"><select id='target'><option>item1</option></select></body>",
+      tagName: "SELECT", methodName: "focus" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').focus(); }, 10);\"><textarea id='target'>textarea</textarea></body>",
+      tagName: "TEXTAREA", methodName: "focus" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').select(); }, 10);\"><textarea id='target'>textarea</textarea></body>",
+      tagName: "TEXTAREA", methodName: "select" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').focus(); }, 10);\"><label id='target'><input></label></body>",
+      tagName: "INPUT", methodName: "focus of label element" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () { document.getElementById('target').focus(); }, 10);\"><fieldset><legend id='target'>legend</legend><input></fieldset></body>",
+      tagName: "INPUT", methodName: "focus of legend element" },
+    { uri: "data:text/html,<body onload=\"setTimeout(function () {" +
+      "  var element = document.getElementById('target');" +
+      "  var event = document.createEvent('MouseEvent');" +
+      "  event.initMouseEvent('click', true, true, window," +
+      "    1, 0, 0, 0, 0, false, false, false, false, 0, element);" +
+      "  element.dispatchEvent(event); }, 10);\">" +
+      "<label id='target'><input></label></body>",
+      tagName: "INPUT", methodName: "click event on the label element" },
+  ];
+
+  yield BrowserTestUtils.withNewTab("about:blank", function*(bg) {
+    yield BrowserTestUtils.withNewTab("about:blank", function*(fg) {
+      for (let test of testingList) {
+        // Focus the foreground tab's content
+        fg.focus();
+
+        // Load the URIs.
+        yield BrowserTestUtils.loadURI(bg, test.uri);
+        yield BrowserTestUtils.browserLoaded(bg);
+        yield BrowserTestUtils.loadURI(fg, test.uri);
+        yield BrowserTestUtils.browserLoaded(fg);
+
+        ok(true, "Test1: Both of the tabs are loaded");
+
+        // Confirm that the contents should be able to steal focus from content.
+        yield ContentTask.spawn(fg, test, test => {
+          return new Promise(res => {
+            function f() {
+              let e = content.document.activeElement;
+              if (e.tagName != test.tagName) {
+                setTimeout(f, 10);
+              } else {
+                is(Services.focus.focusedElement, e,
+                   "the foreground tab's " + test.tagName +
+                   " element isn't focused by the " + test.methodName +
+                   " (Test1: content can steal focus)");
+                res();
+              }
+            }
+            f();
+          });
+        });
+
+        yield ContentTask.spawn(bg, test, test => {
+          return new Promise(res => {
+            function f() {
+              let e = content.document.activeElement;
+              if (e.tagName != test.tagName) {
+                setTimeout(f, 10);
+              } else {
+                isnot(Services.focus.focusedElement, e,
+                      "the background tab's " + test.tagName +
+                      " element is focused by the " + test.methodName +
+                      " (Test1: content can steal focus)");
+                res();
+              }
+            }
+            f();
+          });
+        });
+
+        if (fg.isRemoteBrowser) {
+          is(Services.focus.focusedElement, fg,
+             "Focus should be on the content in the parent process");
+        }
+
+        // Focus chrome
+        document.getElementById("urlbar").focus();
+        let originalFocus = Services.focus.focusedElement;
+
+        // Load about:blank just to make sure that everything works nicely
+        yield BrowserTestUtils.loadURI(bg, "about:blank");
+        yield BrowserTestUtils.browserLoaded(bg);
+        yield BrowserTestUtils.loadURI(fg, "about:blank");
+        yield BrowserTestUtils.browserLoaded(fg);
+
+        // Load the URIs.
+        yield BrowserTestUtils.loadURI(bg, test.uri);
+        yield BrowserTestUtils.browserLoaded(bg);
+        yield BrowserTestUtils.loadURI(fg, test.uri);
+        yield BrowserTestUtils.browserLoaded(fg);
+
+        ok(true, "Test2: Both of the tabs are loaded");
+
+        // Confirm that the contents should be able to steal focus from content.
+        yield ContentTask.spawn(fg, test, test => {
+          return new Promise(res => {
+            function f() {
+              let e = content.document.activeElement;
+              if (e.tagName != test.tagName) {
+                setTimeout(f, 10);
+              } else {
+                isnot(Services.focus.focusedElement, e,
+                      "the foreground tab's " + test.tagName +
+                      " element is focused by the " + test.methodName +
+                      " (Test2: content can NOT steal focus)");
+                res();
+              }
+            }
+            f();
+          });
+        });
+
+        yield ContentTask.spawn(bg, test, test => {
+          return new Promise(res => {
+            function f() {
+              let e = content.document.activeElement;
+              if (e.tagName != test.tagName) {
+                setTimeout(f, 10);
+              } else {
+                isnot(Services.focus.focusedElement, e,
+                      "the background tab's " + test.tagName +
+                      " element is focused by the " + test.methodName +
+                      " (Test2: content can NOT steal focus)");
+                res();
+              }
+            }
+            f();
+          });
+        });
+
+        is(Services.focus.focusedElement, originalFocus,
+           "The parent process's focus has shifted " +
+           "(methodName = " + test.methodName + ")" +
+           " (Test2: content can NOT steal focus)");
+      }
+    });
+  });
+});