Added basic tests to test the audio player in Files.app.

This patch tests if the audio player handles OGG audio files properly. The added tests validate if the window has been opened, if the audio tag is loaded and if the title and artist field are filled out correctly.

TBR=yoshiki@chromium.org
TEST=browser_tests
BUG=244146

Review URL: https://chromiumcodereview.appspot.com/16092002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@202536 0039d316-1c4b-4281-b951-d872f2087c98

1 files changed, 29 insertions, 2 deletions

diff --git a/chrome/browser/resources/file_manager/js/test_util.js b/chrome/browser/resources/file_manager/js/test_util.js
index c5c7c45..fd2a7cb 100644
--- a/chrome/browser/resources/file_manager/js/test_util.js
+++ b/chrome/browser/resources/file_manager/js/test_util.js
@@ -49,6 +49,28 @@ test.util.openMainWindow = function(path, callback) {
 };
 
 /**
+ * Waits for a window with the specified App ID prefix. Eg. `files` will match
+ * windows such as files#0, files#1, etc.
+ *
+ * @param {string} appIdPrefix ID prefix of the requested window.
+ * @param {function(string)} callback Completion callback with the new window's
+ *     App ID.
+ */
+test.util.waitForWindow = function(appIdPrefix, callback) {
+  var appId;
+  function helper() {
+    for (var appId in appWindows) {
+      if (appId.indexOf(appIdPrefix) == 0) {
+        callback(appId);
+        return;
+      }
+    }
+    window.setTimeout(helper, 50);
+  }
+  helper();
+};
+
+/**
  * Gets a document in the Files.app's window, including iframes.
  *
  * @param {Window} contentWindow Window to be used.
@@ -140,7 +162,8 @@ test.util.getFileList = function(contentWindow) {
  * @param {Window} contentWindow Window to be tested.
  * @param {string} targetQuery Query to specify the element.
  * @param {?string} iframeQuery Iframe selector or null if no iframe.
- * @param {function(Object)} callback Callback with a hash array of attributes.
+ * @param {function(Object)} callback Callback with a hash array of attributes
+ *     and contents as text.
  */
 test.util.waitForElement = function(
     contentWindow, targetQuery, iframeQuery, callback) {
@@ -154,7 +177,8 @@ test.util.waitForElement = function(
           attributes[element.attributes[i].nodeName] =
               element.attributes[i].nodeValue;
         }
-        callback(attributes);
+        var text = element.textContent;
+        callback({attributes: attributes, text: text});
         return;
       }
     }
@@ -483,6 +507,9 @@ test.util.registerRemoteTestUtils = function() {
         case 'openMainWindow':
           test.util.openMainWindow(request.args[0], sendResponse);
           return true;
+        case 'waitForWindow':
+          test.util.waitForWindow(request.args[0], sendResponse);
+          return true;
         case 'getErrorCount':
           sendResponse(test.util.getErrorCount());
           return true;