Implement the mac policy provider based on the AsyncPolicyLoader.

chrome/browser/policy/configuration_policy_provider_test.h

 // 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.
 
 #ifndef CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_PROVIDER_TEST_H_
 #define CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_PROVIDER_TEST_H_
 #pragma once
 
 #include <string>
 
 #include "base/basictypes.h"
 #include "base/callback_forward.h"
 #include "base/memory/scoped_ptr.h"
 #include "base/message_loop.h"
-#include "chrome/browser/policy/asynchronous_policy_test_base.h"
+#include "chrome/browser/policy/policy_constants.h"
 #include "content/public/test/test_browser_thread.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace base {
 class DictionaryValue;
 class ListValue;
 class Value;
 }
 
 namespace policy {
@@ skipping 10 matching lines @@
 extern const char kKeyBoolean[];
 extern const char kKeyInteger[];
 extern const char kKeyStringList[];
 extern const char kKeyDictionary[];
 
 // Policy definition list that contains entries for the keys above.
 extern const PolicyDefinitionList kList;
 
 }  // namespace test_policy_definitions
 
+class PolicyTestBase : public testing::Test {
+ public:
+  PolicyTestBase();
+  virtual ~PolicyTestBase();
+
+  // testing::Test:
+  virtual void TearDown() OVERRIDE;
+
+ protected:
+  // Create an actual IO loop (needed by FilePathWatcher).
+  MessageLoopForIO loop_;
+
+ private:
+  content::TestBrowserThread ui_thread_;
+  content::TestBrowserThread file_thread_;
+
+  DISALLOW_COPY_AND_ASSIGN(PolicyTestBase);
+};
+
 // An interface for creating a test policy provider and creating a policy
 // provider instance for testing. Used as the parameter to the abstract
 // ConfigurationPolicyProviderTest below.
 class PolicyProviderTestHarness {
  public:
   // |level| and |scope| are the level and scope of the policies returned by
   // the providers from CreateProvider().
   PolicyProviderTestHarness(PolicyLevel level, PolicyScope scope);
   virtual ~PolicyProviderTestHarness();
 
@@ skipping 29 matching lines @@
   DISALLOW_COPY_AND_ASSIGN(PolicyProviderTestHarness);
 };
 
 // A factory method for creating a test harness.
 typedef PolicyProviderTestHarness* (*CreatePolicyProviderTestHarness)();
 
 // Abstract policy provider test. This is meant to be instantiated for each
 // policy provider implementation, passing in a suitable harness factory
 // function as the test parameter.
 class ConfigurationPolicyProviderTest
-    : public AsynchronousPolicyTestBase,
+    : public PolicyTestBase,
       public testing::WithParamInterface<CreatePolicyProviderTestHarness> {
  protected:
   ConfigurationPolicyProviderTest();
   virtual ~ConfigurationPolicyProviderTest();
 
   virtual void SetUp() OVERRIDE;
   virtual void TearDown() OVERRIDE;
 
   // Installs a valid policy and checks whether the provider returns the
   // |expected_value|.
   void CheckValue(const char* policy_name,
                   const base::Value& expected_value,
                   base::Closure install_value);
 
   scoped_ptr<PolicyProviderTestHarness> test_harness_;
   scoped_ptr<ConfigurationPolicyProvider> provider_;
 
  private:
   DISALLOW_COPY_AND_ASSIGN(ConfigurationPolicyProviderTest);
 };
 
 }  // namespace policy
 
 #endif  // CHROME_BROWSER_POLICY_CONFIGURATION_POLICY_PROVIDER_TEST_H_