Add support for directory access to the file system API.

chrome/test/data/extensions/api_test/file_system/open_directory/test.js

Index: chrome/test/data/extensions/api_test/file_system/open_directory/test.js
diff --git a/chrome/test/data/extensions/api_test/file_system/open_directory/test.js b/chrome/test/data/extensions/api_test/file_system/open_directory/test.js
new file mode 100644
index 0000000000000000000000000000000000000000..79af7ac4d9e0975b6b0f28c78cffd4b9aee08ff8
--- /dev/null
+++ b/chrome/test/data/extensions/api_test/file_system/open_directory/test.js
@@ -0,0 +1,97 @@
+// Copyright 2013 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.runTests([
+  function openFile() {
+    chrome.fileSystem.chooseEntry(
+        {type: 'openDirectory'},
+        chrome.test.callbackPass(function(directoryEntry) {
+      directoryEntry.getFile(
+          'open_existing.txt', {},
+          chrome.test.callback(function(entry) {
+        checkEntry(entry, 'open_existing.txt', false, false);
+      }));
+    }));
+  },
+  function readDirectory() {
+    chrome.fileSystem.chooseEntry(
+        {type: 'openDirectory'},
+        chrome.test.callbackPass(function(directoryEntry) {
+      var reader = directoryEntry.createReader();
+      reader.readEntries(chrome.test.callback(function(entries) {
+        chrome.test.assertEq(entries.length, 1);
+        var entry = entries[0];
+        checkEntry(entry, 'open_existing.txt', false, false);
+      }));
+    }));
+  },
+  function removeFile() {
+    chrome.fileSystem.chooseEntry(
+        {type: 'openDirectory'},
+        chrome.test.callbackPass(function(directoryEntry) {
+      directoryEntry.getFile(
+          'open_existing.txt', {}, chrome.test.callback(function(entry) {
+        entry.remove(chrome.test.callback(function() {
+          chrome.test.fail('Could delete a file without permission');
+        }), chrome.test.callback(function() {
+          chrome.test.succeed();
+        }));
+      }));
+    }));
+  },
+  function copyFile() {
+    chrome.fileSystem.chooseEntry(
+        {type: 'openDirectory'},
+        chrome.test.callbackPass(function(directoryEntry) {
+      directoryEntry.getFile(
+          'open_existing.txt', {}, chrome.test.callback(function(entry) {
+        entry.copyTo(
+            directoryEntry, 'copy.txt', chrome.test.callback(function() {
+          chrome.test.fail('Could copy a file without permission.');
+        }), chrome.test.callback(function() {
+          chrome.test.succeed();
+        }));
+      }));
+    }));
+  },
+  function moveFile() {
+    chrome.fileSystem.chooseEntry(
+        {type: 'openDirectory'},
+        chrome.test.callbackPass(function(directoryEntry) {
+      directoryEntry.getFile(
+          'open_existing.txt', {}, chrome.test.callback(function(entry) {
+        entry.moveTo(
+            directoryEntry, 'moved.txt', chrome.test.callback(function() {
+          chrome.test.fail('Could move a file without permission.');
+        }), chrome.test.callback(function() {
+          chrome.test.succeed();
+        }));
+      }));
+    }));
+  },
+  function createFile() {
+    chrome.fileSystem.chooseEntry(
+        {type: 'openDirectory'},
+        chrome.test.callbackPass(function(directoryEntry) {
+      directoryEntry.getFile(
+          'new.txt', {create: true}, chrome.test.callback(function() {
+        chrome.test.fail('Could create a file without permission.');
+      }), chrome.test.callback(function() {
+        chrome.test.succeed();
+      }));
+    }));
+  },
+  function createDirectory() {
+    chrome.fileSystem.chooseEntry(
+        {type: 'openDirectory'},
+        chrome.test.callbackPass(function(directoryEntry) {
+      directoryEntry.getDirectory(
+          'new', {create: true}, chrome.test.callback(function() {
+        chrome.test.fail('Could create a directory without permission.');
+      }), chrome.test.callback(function() {
+        chrome.test.succeed();
+      }));
+    }));
+  }
+]);