src/chrome/browser/local_discovery/privet_url_fetcher_unittest.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "chrome/browser/local_discovery/privet_url_fetcher.h"
   6 #include "net/url_request/test_url_fetcher_factory.h"
   7 #include "net/url_request/url_request_test_util.h"
   8 #include "testing/gmock/include/gmock/gmock.h"
   9 #include "testing/gtest/include/gtest/gtest.h"
  10
  11 using testing::StrictMock;
  12
  13 namespace local_discovery {
  14
  15 namespace {
  16
  17 const char kSamplePrivetURL[] =
  18     "http://10.0.0.8:7676/privet/register?action=start";
  19 const char kSamplePrivetToken[] = "MyToken";
  20 const char kEmptyPrivetToken[] = "\"\"";
  21
  22 const char kSampleParsableJSON[] = "{ \"hello\" : 2 }";
  23 const char kSampleUnparsableJSON[] = "{ \"hello\" : }";
  24 const char kSampleJSONWithError[] = "{ \"error\" : \"unittest_example\" }";
  25
  26 class MockPrivetURLFetcherDelegate : public PrivetURLFetcher::Delegate {
  27  public:
  28   MockPrivetURLFetcherDelegate() : raw_mode_(false) {
  29   }
  30
  31   virtual ~MockPrivetURLFetcherDelegate() {
  32   }
  33
  34   virtual void OnError(PrivetURLFetcher* fetcher,
  35                        PrivetURLFetcher::ErrorType error) OVERRIDE {
  36     OnErrorInternal(error);
  37   }
  38
  39   MOCK_METHOD1(OnErrorInternal, void(PrivetURLFetcher::ErrorType error));
  40
  41   virtual void OnParsedJson(PrivetURLFetcher* fetcher,
  42                             const base::DictionaryValue* value,
  43                             bool has_error) OVERRIDE {
  44     saved_value_.reset(value->DeepCopy());
  45     OnParsedJsonInternal(has_error);
  46   }
  47
  48   MOCK_METHOD1(OnParsedJsonInternal, void(bool has_error));
  49
  50   virtual void OnNeedPrivetToken(
  51       PrivetURLFetcher* fetcher,
  52       const PrivetURLFetcher::TokenCallback& callback) {
  53   }
  54
  55   bool OnRawData(PrivetURLFetcher* fetcher,
  56                  bool response_is_file,
  57                  const std::string& data,
  58                  const base::FilePath& response_file) {
  59     if (!raw_mode_) return false;
  60
  61     if (response_is_file) {
  62       EXPECT_TRUE(response_file != base::FilePath());
  63       OnFileInternal();
  64     } else {
  65       OnRawDataInternal(data);
  66     }
  67
  68     return true;
  69   }
  70
  71   MOCK_METHOD1(OnRawDataInternal, void(std::string data));
  72
  73   MOCK_METHOD0(OnFileInternal, void());
  74
  75   const base::DictionaryValue* saved_value() { return saved_value_.get(); }
  76
  77   void SetRawMode(bool raw_mode) {
  78     raw_mode_ = raw_mode;
  79   }
  80
  81  private:
  82   scoped_ptr<base::DictionaryValue> saved_value_;
  83   bool raw_mode_;
  84 };
  85
  86 class PrivetURLFetcherTest : public ::testing::Test {
  87  public:
  88   PrivetURLFetcherTest() {
  89     request_context_= new net::TestURLRequestContextGetter(
  90         base::MessageLoopProxy::current());
  91     privet_urlfetcher_.reset(new PrivetURLFetcher(
  92         kSamplePrivetToken,
  93         GURL(kSamplePrivetURL),
  94         net::URLFetcher::POST,
  95         request_context_.get(),
  96         &delegate_));
  97   }
  98   virtual ~PrivetURLFetcherTest() {
  99   }
 100
 101   void RunFor(base::TimeDelta time_period) {
 102     base::CancelableCallback<void()> callback(base::Bind(
 103         &PrivetURLFetcherTest::Stop, base::Unretained(this)));
 104     base::MessageLoop::current()->PostDelayedTask(
 105         FROM_HERE, callback.callback(), time_period);
 106
 107     base::MessageLoop::current()->Run();
 108     callback.Cancel();
 109   }
 110
 111   void Stop() {
 112     base::MessageLoop::current()->Quit();
 113   }
 114
 115  protected:
 116   base::MessageLoop loop_;
 117   scoped_refptr<net::TestURLRequestContextGetter> request_context_;
 118   net::TestURLFetcherFactory fetcher_factory_;
 119   scoped_ptr<PrivetURLFetcher> privet_urlfetcher_;
 120   StrictMock<MockPrivetURLFetcherDelegate> delegate_;
 121 };
 122
 123 TEST_F(PrivetURLFetcherTest, FetchSuccess) {
 124   privet_urlfetcher_->Start();
 125   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 126   ASSERT_TRUE(fetcher != NULL);
 127   fetcher->SetResponseString(kSampleParsableJSON);
 128   fetcher->set_status(net::URLRequestStatus(net::URLRequestStatus::SUCCESS,
 129                                             net::OK));
 130   fetcher->set_response_code(200);
 131
 132   EXPECT_CALL(delegate_, OnParsedJsonInternal(false));
 133   fetcher->delegate()->OnURLFetchComplete(fetcher);
 134
 135   const base::DictionaryValue* value = delegate_.saved_value();
 136   int hello_value;
 137   ASSERT_TRUE(value != NULL);
 138   ASSERT_TRUE(value->GetInteger("hello", &hello_value));
 139   EXPECT_EQ(2, hello_value);
 140 }
 141
 142 TEST_F(PrivetURLFetcherTest, HTTP503Retry) {
 143   privet_urlfetcher_->Start();
 144   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 145   ASSERT_TRUE(fetcher != NULL);
 146   fetcher->SetResponseString(kSampleParsableJSON);
 147   fetcher->set_status(net::URLRequestStatus(net::URLRequestStatus::SUCCESS,
 148                                             net::OK));
 149   fetcher->set_response_code(503);
 150
 151   fetcher->delegate()->OnURLFetchComplete(fetcher);
 152
 153   RunFor(base::TimeDelta::FromSeconds(7));
 154   fetcher = fetcher_factory_.GetFetcherByID(0);
 155
 156   ASSERT_TRUE(fetcher != NULL);
 157   fetcher->SetResponseString(kSampleParsableJSON);
 158   fetcher->set_status(net::URLRequestStatus(net::URLRequestStatus::SUCCESS,
 159                                             net::OK));
 160   fetcher->set_response_code(200);
 161
 162   EXPECT_CALL(delegate_, OnParsedJsonInternal(false));
 163   fetcher->delegate()->OnURLFetchComplete(fetcher);
 164 }
 165
 166 TEST_F(PrivetURLFetcherTest, ResponseCodeError) {
 167   privet_urlfetcher_->Start();
 168   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 169   ASSERT_TRUE(fetcher != NULL);
 170   fetcher->SetResponseString(kSampleParsableJSON);
 171   fetcher->set_status(net::URLRequestStatus(net::URLRequestStatus::SUCCESS,
 172                                             net::OK));
 173   fetcher->set_response_code(404);
 174
 175   EXPECT_CALL(delegate_,
 176               OnErrorInternal(PrivetURLFetcher::RESPONSE_CODE_ERROR));
 177   fetcher->delegate()->OnURLFetchComplete(fetcher);
 178 }
 179
 180 TEST_F(PrivetURLFetcherTest, JsonParseError) {
 181   privet_urlfetcher_->Start();
 182   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 183   ASSERT_TRUE(fetcher != NULL);
 184   fetcher->SetResponseString(kSampleUnparsableJSON);
 185   fetcher->set_status(net::URLRequestStatus(net::URLRequestStatus::SUCCESS,
 186                                             net::OK));
 187   fetcher->set_response_code(200);
 188
 189   EXPECT_CALL(delegate_,
 190               OnErrorInternal(PrivetURLFetcher::JSON_PARSE_ERROR));
 191   fetcher->delegate()->OnURLFetchComplete(fetcher);
 192 }
 193
 194 TEST_F(PrivetURLFetcherTest, Header) {
 195   privet_urlfetcher_->Start();
 196   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 197   ASSERT_TRUE(fetcher != NULL);
 198   net::HttpRequestHeaders headers;
 199   fetcher->GetExtraRequestHeaders(&headers);
 200
 201   std::string header_token;
 202   ASSERT_TRUE(headers.GetHeader("X-Privet-Token", &header_token));
 203   EXPECT_EQ(kSamplePrivetToken, header_token);
 204 }
 205
 206 TEST_F(PrivetURLFetcherTest, Header2) {
 207   privet_urlfetcher_.reset(new PrivetURLFetcher(
 208       "",
 209       GURL(kSamplePrivetURL),
 210       net::URLFetcher::POST,
 211       request_context_.get(),
 212       &delegate_));
 213
 214   privet_urlfetcher_->AllowEmptyPrivetToken();
 215   privet_urlfetcher_->Start();
 216
 217   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 218   ASSERT_TRUE(fetcher != NULL);
 219   net::HttpRequestHeaders headers;
 220   fetcher->GetExtraRequestHeaders(&headers);
 221
 222   std::string header_token;
 223   ASSERT_TRUE(headers.GetHeader("X-Privet-Token", &header_token));
 224   EXPECT_EQ(kEmptyPrivetToken, header_token);
 225 }
 226
 227 TEST_F(PrivetURLFetcherTest, FetchHasError) {
 228   privet_urlfetcher_->Start();
 229   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 230   ASSERT_TRUE(fetcher != NULL);
 231   fetcher->SetResponseString(kSampleJSONWithError);
 232   fetcher->set_status(net::URLRequestStatus(net::URLRequestStatus::SUCCESS,
 233                                             net::OK));
 234   fetcher->set_response_code(200);
 235
 236   EXPECT_CALL(delegate_, OnParsedJsonInternal(true));
 237   fetcher->delegate()->OnURLFetchComplete(fetcher);
 238 }
 239
 240 TEST_F(PrivetURLFetcherTest, FetcherRawData) {
 241   delegate_.SetRawMode(true);
 242   privet_urlfetcher_->Start();
 243   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 244   ASSERT_TRUE(fetcher != NULL);
 245   fetcher->SetResponseString(kSampleJSONWithError);
 246   fetcher->set_status(net::URLRequestStatus(net::URLRequestStatus::SUCCESS,
 247                                             net::OK));
 248   fetcher->set_response_code(200);
 249
 250   EXPECT_CALL(delegate_, OnRawDataInternal(kSampleJSONWithError));
 251   fetcher->delegate()->OnURLFetchComplete(fetcher);
 252 }
 253
 254 TEST_F(PrivetURLFetcherTest, RangeRequest) {
 255   delegate_.SetRawMode(true);
 256   privet_urlfetcher_->SetByteRange(200, 300);
 257   privet_urlfetcher_->Start();
 258   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 259   ASSERT_TRUE(fetcher != NULL);
 260   net::HttpRequestHeaders headers;
 261   fetcher->GetExtraRequestHeaders(&headers);
 262
 263   std::string header_range;
 264   ASSERT_TRUE(headers.GetHeader("Range", &header_range));
 265   EXPECT_EQ("bytes=200-300", header_range);
 266 }
 267
 268 TEST_F(PrivetURLFetcherTest, FetcherToFile) {
 269   delegate_.SetRawMode(true);
 270   privet_urlfetcher_->SaveResponseToFile();
 271   privet_urlfetcher_->Start();
 272   net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(0);
 273   ASSERT_TRUE(fetcher != NULL);
 274   fetcher->SetResponseFilePath(
 275       base::FilePath(FILE_PATH_LITERAL("sample/file")));
 276   fetcher->set_status(net::URLRequestStatus(net::URLRequestStatus::SUCCESS,
 277                                             net::OK));
 278   fetcher->set_response_code(200);
 279
 280   EXPECT_CALL(delegate_, OnFileInternal());
 281   fetcher->delegate()->OnURLFetchComplete(fetcher);
 282 }
 283
 284 }  // namespace
 285
 286 }  // namespace local_discovery