[rac] Temporarily copy libaddressinput to Chrome.

third_party/libaddressinput/chromium/cpp/test/rule_retriever_test.cc

+// Copyright (C) 2013 Google Inc.
+//
+// Licensed under the Apache License, Version 2.0 (the "License");
+// you may not use this file except in compliance with the License.
+// You may obtain a copy of the License at
+//
+// http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing, software
+// distributed under the License is distributed on an "AS IS" BASIS,
+// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+// See the License for the specific language governing permissions and
+// limitations under the License.
+
+#include "rule_retriever.h"
+
+#include <libaddressinput/callback.h>
+#include <libaddressinput/util/scoped_ptr.h>
+
+#include <string>
+
+#include <gtest/gtest.h>
+
+#include "fake_downloader.h"
+#include "fake_storage.h"
+#include "retriever.h"
+#include "rule.h"
+
+namespace {
+
+using i18n::addressinput::BuildCallback;
+using i18n::addressinput::FakeDownloader;
+using i18n::addressinput::FakeStorage;
+using i18n::addressinput::Retriever;
+using i18n::addressinput::Rule;
+using i18n::addressinput::RuleRetriever;
+using i18n::addressinput::scoped_ptr;
+
+// Tests for RuleRetriever object.
+class RuleRetrieverTest : public testing::Test {
+ protected:
+  RuleRetrieverTest()
+      : rule_retriever_(new Retriever(FakeDownloader::kFakeDataUrl,
+                                      new FakeDownloader,
+                                      new FakeStorage)),
+        success_(false),
+        key_(),
+        rule_() {}
+
+  virtual ~RuleRetrieverTest() {}
+
+  RuleRetriever::Callback* BuildCallback() {
+    return ::BuildCallback(this, &RuleRetrieverTest::OnRuleReady);
+  }
+
+  RuleRetriever rule_retriever_;
+  bool success_;
+  std::string key_;
+  Rule rule_;
+
+ private:
+  void OnRuleReady(bool success,
+                   const std::string& key,
+                   const Rule& rule) {
+    success_ = success;
+    key_ = key;
+    rule_.CopyFrom(rule);
+  }
+};
+
+TEST_F(RuleRetrieverTest, ExistingRule) {
+  static const char kExistingKey[] = "data/CA";
+
+  scoped_ptr<RuleRetriever::Callback> callback(BuildCallback());
+  rule_retriever_.RetrieveRule(kExistingKey, *callback);
+
+  EXPECT_TRUE(success_);
+  EXPECT_EQ(kExistingKey, key_);
+  EXPECT_FALSE(rule_.GetFormat().empty());
+}
+
+TEST_F(RuleRetrieverTest, MissingRule) {
+  static const char kMissingKey[] = "junk";
+
+  scoped_ptr<RuleRetriever::Callback> callback(BuildCallback());
+  rule_retriever_.RetrieveRule(kMissingKey, *callback);
+
+  EXPECT_TRUE(success_);  // The server returns "{}" for bad keys.
+  EXPECT_EQ(kMissingKey, key_);
+  EXPECT_TRUE(rule_.GetFormat().empty());
+}
+
+}  // namespace