policy: Add ostream operator overloads to policy types for testing.

chrome/browser/policy/test_utils.h

 // Copyright (c) 2013 The Chromium Authors. All rights reserved.

[Mattias Nissler (ping if slow), 2013/09/03 15:31:50]

Note that this file only gets linked into browser_tests, you probably want to
move it over to test_support_common or similar.

[dconnelly, 2013/09/04 17:43:02]

Done.

 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #ifndef CHROME_BROWSER_POLICY_TEST_UTILS_H_
 #define CHROME_BROWSER_POLICY_TEST_UTILS_H_
 
+#include <ostream>
+
+#include "chrome/browser/policy/policy_map.h"
+#include "chrome/browser/policy/policy_service.h"
+
 namespace policy {
 
-class PolicyService;
+class PolicyBundle;
+struct PolicyNamespace;
 
 // Returns true if |service| is not serving any policies. Otherwise logs the
 // current policies and returns false.
 bool PolicyServiceIsEmpty(const PolicyService* service);
 
 }  // namespace policy
 
+std::ostream& operator<<(std::ostream& os, const policy::PolicyBundle& bundle);
+std::ostream& operator<<(std::ostream& os, policy::PolicyDomain domain);
+std::ostream& operator<<(std::ostream& os, const policy::PolicyMap& policies);
+std::ostream& operator<<(std::ostream& os, const policy::PolicyMap::Entry& e);
+std::ostream& operator<<(std::ostream& os, const policy::PolicyNamespace& ns);
+
 #endif  // CHROME_BROWSER_POLICY_TEST_UTILS_H_