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