[Files.app] Add a test of default task execution.

This patch adds a test of executing the default task by double click on the file.

BUG=none
TEST=manually tested

Review URL: https://codereview.chromium.org/90563002

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@237538 0039d316-1c4b-4281-b951-d872f2087c98

3 files changed, 119 insertions, 2 deletions

diff --git a/chrome/browser/chromeos/file_manager/file_manager_browsertest.cc b/chrome/browser/chromeos/file_manager/file_manager_browsertest.cc
index 3f7e292..2722de8 100644
--- a/chrome/browser/chromeos/file_manager/file_manager_browsertest.cc
+++ b/chrome/browser/chromeos/file_manager/file_manager_browsertest.cc
@@ -715,6 +715,12 @@ INSTANTIATE_TEST_CASE_P(
     ::testing::Values(TestParameter(NOT_IN_GUEST_MODE, "suggestAppDialog")));
 
 INSTANTIATE_TEST_CASE_P(
+    FileTask,
+    FileManagerBrowserTest,
+    ::testing::Values(TestParameter(NOT_IN_GUEST_MODE, "executeDefaultTask"),
+                      TestParameter(IN_GUEST_MODE, "executeDefaultTask")));
+
+INSTANTIATE_TEST_CASE_P(
     NavigationList,
     FileManagerBrowserTest,
     ::testing::Values(TestParameter(NOT_IN_GUEST_MODE,
diff --git a/chrome/browser/resources/file_manager/background/js/test_util.js b/chrome/browser/resources/file_manager/background/js/test_util.js
index e43569e..2960920 100644
--- a/chrome/browser/resources/file_manager/background/js/test_util.js
+++ b/chrome/browser/resources/file_manager/background/js/test_util.js
@@ -688,7 +688,7 @@ test.util.sync.deleteFile = function(contentWindow, filename) {
  *
  * @param {Window} contentWindow Window to be tested.
  * @param {Array.<object>} queries Queries that specifies the elements and
- *   expected styles.
+ *     expected styles.
  * @param {function()} callback Callback function to be notified the change of
  *     the styles.
  */
@@ -719,6 +719,56 @@ test.util.sync.execCommand = function(contentWindow, command) {
 };
 
 /**
+ * Override the task-related methods in private api for test.
+ *
+ * @param {Window} contentWindow Window to be tested.
+ * @param {Array.<Object>} taskList List of tasks to be returned in
+ *     fileBrowserPrivate.getFileTasks().
+ * @return {boolean} Always return true.
+ */
+test.util.sync.overrideTasks = function(contentWindow, taskList) {
+  var getFileTasks = function(urls, mime, onTasks) {
+    // Call onTask asynchronously (same with original getFileTasks).
+    setTimeout(function() {
+      onTasks(taskList);
+    });
+  };
+
+  var executeTask = function(taskId, url) {
+    test.util.executedTasks_.push(taskId);
+  };
+
+  test.util.executedTasks_ = [];
+  contentWindow.chrome.fileBrowserPrivate.getFileTasks = getFileTasks;
+  contentWindow.chrome.fileBrowserPrivate.executeTask = executeTask;
+  return true;
+};
+
+/**
+ * Check if Files.app has ordered to execute the given task or not yet. This
+ * method must be used with test.util.sync.overrideTasks().
+ *
+ * @param {Window} contentWindow Window to be tested.
+ * @param {string} taskId Taskid of the task which should be executed.
+ * @param {function()} callback Callback function to be notified the order of
+ *     the execution.
+ */
+test.util.async.waitUntilTaskExecutes =
+    function(contentWindow, taskId, callback) {
+  if (!test.util.executedTasks_) {
+    console.error('Please call overrideTasks() first.');
+    return;
+  }
+
+  test.util.repeatUntilTrue_(function() {
+    if (test.util.executedTasks_.indexOf(taskId) === -1)
+      return false;
+    callback();
+    return true;
+  });
+};
+
+/**
  * Registers message listener, which runs test utility functions.
  */
 test.util.registerRemoteTestUtils = function() {
diff --git a/chrome/test/data/extensions/api_test/file_manager_browsertest/test_cases.js b/chrome/test/data/extensions/api_test/file_manager_browsertest/test_cases.js
index 729afee..1d97eba 100644
--- a/chrome/test/data/extensions/api_test/file_manager_browsertest/test_cases.js
+++ b/chrome/test/data/extensions/api_test/file_manager_browsertest/test_cases.js
@@ -1174,6 +1174,68 @@ testcase.shareDirectory = function() {
 };
 
 /**
+ * Tests executing the default task when there is only one task.
+ */
+testcase.executeDefaultTask = function() {
+  var appId;
+  StepsRunner.run([
+    // Set up File Manager.
+    function() {
+      var appState = {
+        defaultPath: '/drive/root'
+      };
+      setupAndWaitUntilReady(appState, this.next);
+    },
+    // Override tasks list with a dummy task.
+    function(inAppId, inFileListBefore) {
+      appId = inAppId;
+
+      callRemoteTestUtil(
+          'overrideTasks',
+          appId,
+          [[
+            {
+              driveApp: false,
+              iconUrl: 'chrome://theme/IDR_DEFAULT_FAVICON',  // Dummy icon
+              isDefault: true,
+              taskId: 'dummytaskid|drive|open-with',
+              title: 'The dummy task for test'
+            }
+          ]],
+          this.next);
+    },
+    // Select file.
+    function(result) {
+      chrome.test.assertTrue(result);
+      callRemoteTestUtil(
+          'selectFile', appId, ['hello.txt'], this.next);
+    },
+    // Double-click the file.
+    function(result) {
+      chrome.test.assertTrue(result);
+      callRemoteTestUtil(
+          'fakeMouseDoubleClick',
+          appId,
+          ['#file-list li.table-row[selected] .filename-label span'],
+          this.next);
+    },
+    // Wait until the task is executed.
+    function(result) {
+      chrome.test.assertTrue(!!result);
+      callRemoteTestUtil(
+          'waitUntilTaskExecutes',
+          appId,
+          ['dummytaskid|drive|open-with'],
+          this.next);
+    },
+    // Check the error.
+    function() {
+      checkIfNoErrorsOccured(this.next);
+    }
+  ]);
+};
+
+/**
  * Tests sharing a file on Drive
  */
 testcase.suggestAppDialog = function() {
@@ -1685,4 +1747,3 @@ testcase.thumbnailsDownloads = function() {
     }
   ]);
 };
-