Implements iOS device util methods.

base/ios/device_util_unittest.mm

Index: base/ios/device_util_unittest.mm
diff --git a/base/ios/device_util_unittest.mm b/base/ios/device_util_unittest.mm
new file mode 100644
index 0000000000000000000000000000000000000000..5340d4bb0365c430a39c45c36c9aa35cb845d85b
--- /dev/null
+++ b/base/ios/device_util_unittest.mm
@@ -0,0 +1,53 @@
+// Copyright (c) 2012 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.
+
+#import <Foundation/Foundation.h>
+
+#include "base/ios/device_util.h"
+#include "base/sys_string_conversions.h"
+#include "testing/gtest/include/gtest/gtest.h"
+#include "testing/gtest_mac.h"
+#include "testing/platform_test.h"
+
+namespace {
+// The tests here depend on what it is run on, so there is no much to unittest

[stuartmorgan, 2012/07/30 14:28:54]

s/tests here/behavior of most of these utility functions/
s/is it/they are/
s/no/not/

[Chen Yu, 2012/07/30 16:15:45]

Done.

+// it. The APIs are run to make sure they don't choke. Additional checks are
+// added for particular APIs when needed.
+
+typedef PlatformTest DeviceUtilTest;
+
+TEST_F(DeviceUtilTest, GetPlatform) {
+  GTEST_ASSERT_GT(ios::device_util::GetPlatform().length(), 0U);
+}
+
+TEST_F(DeviceUtilTest, IsRunningOnHighRamDevice) {
+  ios::device_util::IsRunningOnHighRamDevice();
+}
+
+TEST_F(DeviceUtilTest, IsSingleCoreDevice) {
+  ios::device_util::IsSingleCoreDevice();
+}
+
+TEST_F(DeviceUtilTest, GetMacAddress) {
+  GTEST_ASSERT_GT(ios::device_util::GetMacAddress("en0").length(), 0U);
+}
+
+TEST_F(DeviceUtilTest, GetRandomId) {
+  GTEST_ASSERT_GT(ios::device_util::GetRandomId().length(), 0U);
+}
+
+TEST_F(DeviceUtilTest, GetDeviceIdentifier) {
+  std::string default_id = ios::device_util::GetDeviceIdentifier(NULL);
+  std::string other_id = ios::device_util::GetDeviceIdentifier("ForTest");
+  EXPECT_NE(default_id, other_id);
+
+  NSUserDefaults* defaults = [NSUserDefaults standardUserDefaults];
+  [defaults removeObjectForKey:@"ChromiumClientID"];
+  [defaults synchronize];
+
+  std::string new_default_id = ios::device_util::GetDeviceIdentifier(NULL);
+  EXPECT_NE(default_id, new_default_id);
+}
+
+}  // namespace