components/dom_distiller/core/distiller_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 "base/bind.h"
   6 #include "base/bind_helpers.h"
   7 #include "base/message_loop/message_loop.h"
   8 #include "components/dom_distiller/core/distiller_url_fetcher.h"
   9 #include "net/http/http_status_code.h"
  10 #include "net/url_request/test_url_fetcher_factory.h"
  11 #include "net/url_request/url_fetcher.h"
  12 #include "net/url_request/url_request_context_getter.h"
  13 #include "net/url_request/url_request_status.h"
  14 #include "testing/gtest/include/gtest/gtest.h"
  15 #include "url/gurl.h"
  16
  17 const char kTestPageA[] = "http://www.a.com/";
  18 const char kTestPageAResponse[] = { 1, 2, 3, 4, 5, 6, 7 };
  19 const char kTestPageB[] = "http://www.b.com/";
  20 const char kTestPageBResponse[] = { 'a', 'b', 'c' };
  21
  22
  23 class DistillerURLFetcherTest : public testing::Test {
  24  public:
  25   void FetcherCallback(const std::string& response) {
  26      response_ = response;
  27   }
  28
  29  protected:
  30   // testing::Test implementation:
  31   void SetUp() override {
  32     url_fetcher_.reset(new dom_distiller::DistillerURLFetcher(NULL));
  33     factory_.reset(new net::FakeURLFetcherFactory(NULL));
  34     factory_->SetFakeResponse(
  35         GURL(kTestPageA),
  36         std::string(kTestPageAResponse, sizeof(kTestPageAResponse)),
  37         net::HTTP_OK,
  38         net::URLRequestStatus::SUCCESS);
  39     factory_->SetFakeResponse(
  40         GURL(kTestPageB),
  41         std::string(kTestPageBResponse, sizeof(kTestPageBResponse)),
  42         net::HTTP_INTERNAL_SERVER_ERROR,
  43         net::URLRequestStatus::SUCCESS);
  44   }
  45
  46   void Fetch(const std::string& url,
  47              const std::string& expected_response) {
  48     base::MessageLoopForUI loop;
  49     url_fetcher_->FetchURL(
  50         url,
  51         base::Bind(&DistillerURLFetcherTest::FetcherCallback,
  52                    base::Unretained(this)));
  53     loop.RunUntilIdle();
  54     CHECK_EQ(expected_response, response_);
  55   }
  56
  57   scoped_ptr<dom_distiller::DistillerURLFetcher> url_fetcher_;
  58   scoped_ptr<net::FakeURLFetcherFactory> factory_;
  59   std::string response_;
  60 };
  61
  62 TEST_F(DistillerURLFetcherTest, PopulateProto) {
  63   Fetch(kTestPageA,
  64         std::string(kTestPageAResponse, sizeof(kTestPageAResponse)));
  65 }
  66
  67 TEST_F(DistillerURLFetcherTest, PopulateProtoFailedFetch) {
  68   // Expect the callback to contain an empty string for this URL.
  69   Fetch(kTestPageB, std::string(std::string(), 0));
  70 }