Allow content script insertion on about:-URLs.

chrome/test/data/extensions/api_test/content_scripts/about_blank_srcdoc/test.js

+// Copyright (c) 2014 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+chrome.test.getConfig(function(config) {
+  chrome.test.runTests([
+    function testAboutBlankInFrame() {
+      chrome.runtime.onMessage.addListener(function onMessageListener(message) {
+        chrome.runtime.onMessage.removeListener(onMessageListener);
+        chrome.test.assertEq('message from about:blank', message);
+        chrome.test.succeed();
+      });
+      chrome.test.log('Creating tab...');
+      var test_url =
+          ('http://localhost:PORT/extensions/' +
+           'test_file_with_about_blank_iframe.html')
+              .replace(/PORT/, config.testServer.port);
+      chrome.tabs.create({ url: test_url });
+    },
+    function testAboutSrcdocFrame() {
+      chrome.runtime.onMessage.addListener(function onMessageListener(message) {
+        chrome.runtime.onMessage.removeListener(onMessageListener);
+        chrome.test.assertEq('message from about:srcdoc', message);
+        chrome.test.succeed();
+      });
+      chrome.test.log('Creating tab...');
+      var test_url =
+          ('http://localhost:PORT/extensions/' +
+           'api_test/webnavigation/srcdoc/a.html')
+              .replace(/PORT/, config.testServer.port);
+      chrome.tabs.create({ url: test_url });
+    },
+    // Tests that content scripts are inserted in about:blank frames, even if
+    // they are embedded in another about:-frame.
+    function testAboutSrcdocNestedFrame() {
+      chrome.runtime.onMessage.addListener(function onMessageListener(message) {
+        chrome.runtime.onMessage.removeListener(onMessageListener);
+        // Child frame of srcdoc document
+        chrome.test.assertEq('message from about:blank', message);
+        chrome.runtime.onMessage.addListener(function secondListener(message) {
+          chrome.runtime.onMessage.removeListener(secondListener);
+          // Child frame of top-level document
+          chrome.test.assertEq('message from about:srcdoc', message);
+          chrome.test.succeed();
+        });
+      });
+      chrome.test.log('Creating tab...');
+      var test_url =
+          ('http://localhost:PORT/extensions/' +
+           'test_file_with_about_blank_in_srcdoc.html')
+              .replace(/PORT/, config.testServer.port);
+      chrome.tabs.create({ url: test_url });
+    },
+    function testAboutBlankInTopLevelFrame() {
+      chrome.runtime.onMessage.addListener(function onMessageListener(message) {
+        chrome.runtime.onMessage.removeListener(onMessageListener);
+        chrome.test.assertEq('message from about:blank', message);
+        chrome.test.succeed();
+      });
+
+      // Create tab using window.open on an existing page to inherit the origin
+      // of the document.
+      chrome.test.log('Creating tab using window.open("about:blank")...');
+      chrome.tabs.query({
+        url: '*://*/*test_file_with_about_blank_iframe*'
+      }, function(tabs) {
+        chrome.test.assertTrue(tabs.length > 0);
+        chrome.tabs.sendMessage(tabs[0].id, 'open about:blank popup');
+      });
+    },
+
+    // Request host permissions for chrome.tabs.executeScript. These permissions
+    // were declared as optional, to make sure that the permission check for
+    // about:blank is tested against the content_scripts[*].matches in the
+    // manifest file instead of the effective permissions.
+    function getHostPermissionsForFollowingTests() {
+      chrome.permissions.request({
+        origins: ['*://*/*']
+      }, function(granted) {
+        chrome.test.assertTrue(granted,
+            'Need *://*/* permissions for chrome.tabs.executeScript tests.');
+        chrome.test.succeed();
+      });
+    },
+
+    // chrome.tabs.executeScript should run in the frame
+    function testExecuteScriptInFrame() {
+      chrome.tabs.query({
+        url: '*://*/*test_file_with_about_blank_iframe*'
+      }, function(tabs) {
+        chrome.test.assertTrue(tabs.length > 0);
+        chrome.tabs.executeScript(tabs[0].id, {
+          code: 'frameElement && (frameElement.src || "about:blank")',
+          matchAboutBlank: true,
+          allFrames: true
+        }, function(results) {
+          chrome.test.assertNoLastError();
+          chrome.test.assertTrue(results.indexOf('about:blank') >= 0);
+          chrome.test.succeed();
+        });
+      });
+    },
+    // chrome.tabs.executeScript should run in about:srcdoc frames
+    function testExecuteScriptInSrcdocFrame() {
+      chrome.tabs.query({
+        url: '*://*/*srcdoc*'
+      }, function(tabs) {
+        chrome.test.assertTrue(tabs.length > 0);
+        chrome.tabs.executeScript(tabs[0].id, {
+          code: 'frameElement && frameElement.srcdoc && "srcdoc"',
+          matchAboutBlank: true,
+          allFrames: true
+        }, function(results) {
+          chrome.test.assertNoLastError();
+          chrome.test.assertTrue(results.indexOf('srcdoc') >= 0,
+              'contentscript should be able to run in srcdoc frame');
+          chrome.test.succeed();
+        });
+      });
+    }
+  ]);
+});