components/copresence/rpc/http_post_unittest.cc

   1 // Copyright 2014 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 "components/copresence/rpc/http_post.h"
   6
   7 #include "base/test/test_simple_task_runner.h"
   8 #include "components/copresence/proto/data.pb.h"
   9 #include "net/base/url_util.h"
  10 #include "net/http/http_status_code.h"
  11 #include "net/url_request/test_url_fetcher_factory.h"
  12 #include "net/url_request/url_request_test_util.h"
  13 #include "testing/gtest/include/gtest/gtest.h"
  14 #include "url/gurl.h"
  15
  16 namespace {
  17
  18 const char kFakeServerHost[] = "test.server.google.com";
  19 const char kRPCName[] = "testRpc";
  20 const char kTracingToken[] = "trace me!";
  21 const char kApiKey[] = "unlock ALL the APIz";
  22
  23 }  // namespace
  24
  25 using google::protobuf::MessageLite;
  26
  27 namespace copresence {
  28
  29 class HttpPostTest : public testing::Test {
  30  public:
  31   HttpPostTest()
  32       : received_response_code_(0) {
  33     context_getter_ = new net::TestURLRequestContextGetter(
  34         make_scoped_refptr(new base::TestSimpleTaskRunner));
  35     proto_.set_client("test_client");
  36     proto_.set_version_code(123);
  37   }
  38   virtual ~HttpPostTest() {}
  39
  40   // Record the response sent back to the client for verification.
  41   void TestResponseCallback(int response_code,
  42                             const std::string& response) {
  43     received_response_code_ = response_code;
  44     received_response_ = response;
  45   }
  46
  47  protected:
  48   bool ResponsePassedThrough(int response_code, const std::string& response) {
  49     pending_post_ = new HttpPost(context_getter_.get(),
  50                                  std::string("http://") + kFakeServerHost,
  51                                  kRPCName,
  52                                  "",
  53                                  kApiKey,
  54                                  proto_);
  55     pending_post_->Start(base::Bind(&HttpPostTest::TestResponseCallback,
  56                                     base::Unretained(this)));
  57     net::TestURLFetcher* fetcher = fetcher_factory_.GetFetcherByID(
  58         HttpPost::kUrlFetcherId);
  59     fetcher->set_response_code(response_code);
  60     fetcher->SetResponseString(response);
  61     fetcher->delegate()->OnURLFetchComplete(fetcher);
  62     delete pending_post_;
  63     return received_response_code_ == response_code &&
  64            received_response_ == response;
  65   }
  66
  67   net::TestURLFetcher* GetFetcher() {
  68     return fetcher_factory_.GetFetcherByID(HttpPost::kUrlFetcherId);
  69   }
  70
  71   const std::string GetApiKeySent() {
  72     std::string api_key_sent;
  73     net::GetValueForKeyInQuery(GetFetcher()->GetOriginalURL(),
  74                                HttpPost::kApiKeyField,
  75                                &api_key_sent);
  76     return api_key_sent;
  77   }
  78
  79   const std::string GetTracingTokenSent() {
  80     std::string tracing_token_sent;
  81     net::GetValueForKeyInQuery(GetFetcher()->GetOriginalURL(),
  82                                HttpPost::kTracingField,
  83                                &tracing_token_sent);
  84     return tracing_token_sent;
  85   }
  86
  87   net::TestURLFetcherFactory fetcher_factory_;
  88   scoped_refptr<net::TestURLRequestContextGetter> context_getter_;
  89
  90   ClientVersion proto_;
  91
  92   int received_response_code_;
  93   std::string received_response_;
  94
  95  private:
  96   HttpPost* pending_post_;
  97 };
  98
  99 TEST_F(HttpPostTest, OKResponse) {
 100   // "Send" the proto to the "server".
 101   HttpPost* post = new HttpPost(context_getter_.get(),
 102                                 std::string("http://") + kFakeServerHost,
 103                                 kRPCName,
 104                                 kTracingToken,
 105                                 kApiKey,
 106                                 proto_);
 107   post->Start(base::Bind(&HttpPostTest::TestResponseCallback,
 108                          base::Unretained(this)));
 109
 110   // Verify that the data was sent to the right place.
 111   GURL requested_url = GetFetcher()->GetOriginalURL();
 112   EXPECT_EQ(kFakeServerHost, requested_url.host());
 113   EXPECT_EQ(std::string("/") + kRPCName, requested_url.path());
 114
 115   // Check query parameters.
 116   EXPECT_EQ(kApiKey, GetApiKeySent());
 117   EXPECT_EQ(std::string("token:") + kTracingToken, GetTracingTokenSent());
 118
 119   // Verify that the right data was sent.
 120   std::string upload_data;
 121   ASSERT_TRUE(proto_.SerializeToString(&upload_data));
 122   EXPECT_EQ(upload_data, GetFetcher()->upload_data());
 123
 124   // Send a response and check that it's passed along correctly.
 125   GetFetcher()->set_response_code(net::HTTP_OK);
 126   GetFetcher()->SetResponseString("Hello World!");
 127   GetFetcher()->delegate()->OnURLFetchComplete(GetFetcher());
 128   EXPECT_EQ(net::HTTP_OK, received_response_code_);
 129   EXPECT_EQ("Hello World!", received_response_);
 130   delete post;
 131 }
 132
 133 TEST_F(HttpPostTest, ErrorResponse) {
 134   EXPECT_TRUE(ResponsePassedThrough(
 135       net::HTTP_BAD_REQUEST, "Bad client. Shame on you."));
 136   EXPECT_TRUE(ResponsePassedThrough(
 137       net::HTTP_INTERNAL_SERVER_ERROR, "I'm dying. Forgive me."));
 138   EXPECT_TRUE(ResponsePassedThrough(-1, ""));
 139 }
 140
 141 }  // namespace copresence