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

chrome/browser/policy/policy_test_utils.cc

+// Copyright (c) 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.
+
+#include "chrome/browser/policy/policy_test_utils.h"
+
+#include <string>
+
+#include "base/json/json_writer.h"
+#include "base/logging.h"
+#include "base/values.h"
+#include "chrome/browser/policy/policy_bundle.h"
+
+namespace policy {
+
+bool PolicyServiceIsEmpty(const PolicyService* service) {
+  const PolicyMap& map = service->GetPolicies(
+      PolicyNamespace(POLICY_DOMAIN_CHROME, std::string()));
+  if (!map.empty()) {
+    base::DictionaryValue dict;
+    for (PolicyMap::const_iterator it = map.begin(); it != map.end(); ++it)
+      dict.SetWithoutPathExpansion(it->first, it->second.value->DeepCopy());
+    LOG(WARNING) << "There are pre-existing policies in this machine: " << dict;
+  }
+  return map.empty();
+}
+
+}  // namespace policy
+
+std::ostream& operator<<(std::ostream& os,
+                         const policy::PolicyBundle& bundle) {
+  os << "{" << std::endl;
+  for (policy::PolicyBundle::const_iterator iter = bundle.begin();
+       iter != bundle.end(); ++iter) {
+    os << "  \"" << iter->first << "\": " << *iter->second << "," << std::endl;
+  }
+  os << "}";
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, policy::PolicyScope scope) {
+  switch (scope) {
+    case policy::POLICY_SCOPE_USER: {
+      os << "POLICY_SCOPE_USER";
+      break;
+    }
+    case policy::POLICY_SCOPE_MACHINE: {
+      os << "POLICY_SCOPE_MACHINE";
+      break;
+    }
+    default: {
+      os << "POLICY_SCOPE_UNKNOWN(" << int(scope) << ")";
+    }
+  }
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, policy::PolicyLevel level) {
+  switch (level) {
+    case policy::POLICY_LEVEL_RECOMMENDED: {
+      os << "POLICY_LEVEL_RECOMMENDED";
+      break;
+    }
+    case policy::POLICY_LEVEL_MANDATORY: {
+      os << "POLICY_LEVEL_MANDATORY";
+      break;
+    }
+    default: {
+      os << "POLICY_LEVEL_UNKNOWN(" << int(level) << ")";
+    }
+  }
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, policy::PolicyDomain domain) {
+  switch (domain) {
+    case policy::POLICY_DOMAIN_CHROME: {
+      os << "POLICY_DOMAIN_CHROME";
+      break;
+    }
+    case policy::POLICY_DOMAIN_EXTENSIONS: {
+      os << "POLICY_DOMAIN_EXTENSIONS";
+      break;
+    }
+    default: {
+      os << "POLICY_DOMAIN_UNKNOWN(" << int(domain) << ")";
+    }
+  }
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, const policy::PolicyMap& policies) {
+  os << "{" << std::endl;
+  for (policy::PolicyMap::const_iterator iter = policies.begin();
+       iter != policies.end(); ++iter) {
+    os << "  \"" << iter->first << "\": " << iter->second << "," << std::endl;
+  }
+  os << "}";
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, const policy::PolicyMap::Entry& e) {
+  std::string value;
+  base::JSONWriter::WriteWithOptions(e.value,
+                                     base::JSONWriter::OPTIONS_PRETTY_PRINT,
+                                     &value);
+  os << "{" << std::endl
+     << "  \"level\": " << e.level << "," << std::endl
+     << "  \"scope\": " << e.scope << "," << std::endl
+     << "  \"value\": " << value
+     << "}";
+  return os;
+}
+
+std::ostream& operator<<(std::ostream& os, const policy::PolicyNamespace& ns) {
+  os << ns.domain << "/" << ns.component_id;
+  return os;
+}