Adding new test for mount observer. Also changing the usb mounter to only rel...

chrome/browser/chromeos/cros/mock_mount_library.cc

Index: chrome/browser/chromeos/cros/mock_mount_library.cc
===================================================================
--- chrome/browser/chromeos/cros/mock_mount_library.cc	(revision 0)
+++ chrome/browser/chromeos/cros/mock_mount_library.cc	(revision 0)
@@ -0,0 +1,79 @@
+// Copyright (c) 2009 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.
+
+#include "chrome/browser/chromeos/cros/mock_mount_library.h"
+
+#include "base/message_loop.h"
+#include "base/string_util.h"
+#include "chrome/browser/chrome_thread.h"
+#include "chrome/browser/chromeos/cros/cros_library.h"
+
+namespace chromeos {
+
+using testing::_;
+using testing::Invoke;
+
+const char* kTestSystemPath = "/this/system/path";
+const char* kTestDevicePath = "/this/device/path";
+const char* kTestMountPath = "/media/foofoo";
+
+void MockMountLibrary::AddObserverInternal(MountLibrary::Observer* observer) {
+  observers_.AddObserver(observer);
+}
+
+void MockMountLibrary::RemoveObserverInternal(MountLibrary::Observer* observer) {
+  observers_.RemoveObserver(observer);
+}
+
+MockMountLibrary::MockMountLibrary() {
+  ON_CALL(*this, AddObserver(_))
+      .WillByDefault(Invoke(this, &MockMountLibrary::AddObserverInternal));
+  ON_CALL(*this, RemoveObserver(_))
+      .WillByDefault(Invoke(this, &MockMountLibrary::RemoveObserverInternal));
+  ON_CALL(*this, disks())
+      .WillByDefault(Invoke(this, &MockMountLibrary::disksInternal));
+}
+
+MockMountLibrary::~MockMountLibrary() {
+
+}
+
+void MockMountLibrary::FireDeviceInsertEvents() {
+
+  disks_.clear();
+
+  disks_.push_back(Disk(kTestDevicePath, "",  kTestSystemPath));
+
+  // Device Added
+  chromeos::MountEventType evt;
+  evt = chromeos::DEVICE_ADDED;
+  UpdateMountStatus(evt, kTestSystemPath);
+
+  // Disk Added
+  evt = chromeos::DISK_ADDED;
+  UpdateMountStatus(evt, kTestDevicePath);
+
+  // Disk Changed
+  disks_.clear();
+  disks_.push_back(Disk(kTestDevicePath, kTestMountPath, kTestSystemPath));
+  evt = chromeos::DISK_CHANGED;
+  UpdateMountStatus(evt, kTestDevicePath);
+}
+
+void MockMountLibrary::FireDeviceRemoveEvents() {
+  disks_.clear();
+  chromeos::MountEventType evt;
+  evt = chromeos::DISK_REMOVED;
+  UpdateMountStatus(evt, kTestDevicePath);
+}
+
+void MockMountLibrary::UpdateMountStatus(MountEventType evt,
+                                         const std::string& path) {
+  // Make sure we run on UI thread.
+  DCHECK(ChromeThread::CurrentlyOn(ChromeThread::UI));
+
+  FOR_EACH_OBSERVER(Observer, observers_, MountChanged(this, evt, path));
+}
+
+}  // namespace chromeos