Reland: Files.app: add create directory operation to context menu of directory tree.

ui/file_manager/integration_tests/file_manager/directory_tree_context_menu.js

Index: ui/file_manager/integration_tests/file_manager/directory_tree_context_menu.js
diff --git a/ui/file_manager/integration_tests/file_manager/directory_tree_context_menu.js b/ui/file_manager/integration_tests/file_manager/directory_tree_context_menu.js
index 47c6ee8e25aefaff979a7eae8e79b9918f35ad5e..63e0d7140ad9d91dd532f5d6edcd3cacf58e7324 100644
--- a/ui/file_manager/integration_tests/file_manager/directory_tree_context_menu.js
+++ b/ui/file_manager/integration_tests/file_manager/directory_tree_context_menu.js
@@ -110,6 +110,8 @@ function renamePhotosDirectoryTo(windowId, newName, useKeyboardShortcut) {
       return clickDirectoryTreeContextMenuItem(windowId, '/photos', 'rename');
     }
   }).then(function() {
+    return remoteCall.waitForElement(windowId, '.tree-row > input');
+  }).then(function() {
     return remoteCall.callRemoteTestUtil(
         'inputText', windowId, ['.tree-row > input', newName]);
   }).then(function() {
@@ -149,6 +151,44 @@ function renameDirectoryFromDirectoryTreeAndConfirmAlertDialog(newName) {
 }
 
 /**
+ * Creates directory from directory tree.
+ */
+function createDirectoryFromDirectoryTree(useKeyboardShortcut) {
+  var windowId;
+  return setupForDirectoryTreeContextMenuTest().then(function(id) {
+    windowId = id;
+    return navigateWithDirectoryTree(windowId, '/photos');
+  }).then(function() {
+    if (useKeyboardShortcut) {
+      return remoteCall.callRemoteTestUtil('fakeKeyDown', windowId,
+          ['body', 'U+0045' /* e */, true /* ctrl */]);
+    } else {
+      return clickDirectoryTreeContextMenuItem(
+          windowId, '/photos', 'new-folder');
+    }
+  }).then(function() {
+    return remoteCall.waitForElement(windowId, '.tree-row > input');
+  }).then(function() {
+    return remoteCall.callRemoteTestUtil(
+        'inputText', windowId, ['.tree-row > input', 'test']);
+  }).then(function() {
+    return remoteCall.callRemoteTestUtil(
+        'fakeKeyDown', windowId, ['.tree-row > input', 'Enter', false]);
+  }).then(function() {
+    // Confirm that new directory is added to the directory tree.
+    return remoteCall.waitForElement(
+        windowId, '[full-path-for-testing="/photos/test"]');
+  }).then(function() {
+    // Confirm that current directory is not changed at this timing.
+    return remoteCall.waitUntilCurrentDirectoryIsChanged(
+        windowId, '/Downloads/photos');
+  }).then(function() {
+    // Confirm that new directory is actually created by navigating to it.
+    return navigateWithDirectoryTree(windowId, '/photos/test');
+  });
+}
+
+/**
  * Test case for copying a directory from directory tree by using context menu.
  */
 testcase.copyFromDirectoryTreeWithContextMenu = function() {
@@ -292,3 +332,20 @@ testcase.renameDirectoryToExistingOneFromDirectoryTree = function() {
   testPromise(renameDirectoryFromDirectoryTreeAndConfirmAlertDialog(
       'destination'));
 };
+
+/**
+ * Test case for creating directory from directory tree by using context menu.
+ */
+testcase.createDirectoryFromDirectoryTreeWithContextMenu = function() {
+  testPromise(createDirectoryFromDirectoryTree(
+      false /* do not use keyboard shortcut */));
+};
+
+/**
+ * Test case for creating directory from directory tree by using keyboard
+ * shortcut.
+ */
+testcase.createDirectoryFromDirectoryTreeWithKeyboardShortcut = function() {
+  testPromise(createDirectoryFromDirectoryTree(
+      true /* use keyboard shortcut */));
+};