src/google_apis/drive/test_util.cc

   1 // Copyright (c) 2012 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 "google_apis/drive/test_util.h"
   6
   7 #include "base/files/file_util.h"
   8 #include "base/json/json_file_value_serializer.h"
   9 #include "base/json/json_reader.h"
  10 #include "base/message_loop/message_loop.h"
  11 #include "base/path_service.h"
  12 #include "base/rand_util.h"
  13 #include "base/run_loop.h"
  14 #include "base/strings/string_number_conversions.h"
  15 #include "base/strings/string_split.h"
  16 #include "base/strings/string_util.h"
  17 #include "base/strings/stringprintf.h"
  18 #include "google_apis/drive/drive_api_parser.h"
  19 #include "google_apis/drive/gdata_wapi_parser.h"
  20 #include "google_apis/drive/gdata_wapi_requests.h"
  21 #include "net/test/embedded_test_server/http_request.h"
  22 #include "net/test/embedded_test_server/http_response.h"
  23 #include "url/gurl.h"
  24
  25 namespace google_apis {
  26 namespace test_util {
  27
  28 bool RemovePrefix(const std::string& input,
  29                   const std::string& prefix,
  30                   std::string* output) {
  31   if (!StartsWithASCII(input, prefix, true /* case sensitive */))
  32     return false;
  33
  34   *output = input.substr(prefix.size());
  35   return true;
  36 }
  37
  38 base::FilePath GetTestFilePath(const std::string& relative_path) {
  39   base::FilePath path;
  40   if (!PathService::Get(base::DIR_SOURCE_ROOT, &path))
  41     return base::FilePath();
  42   path = path.AppendASCII("chrome")
  43              .AppendASCII("test")
  44              .AppendASCII("data")
  45              .Append(base::FilePath::FromUTF8Unsafe(relative_path));
  46   return path;
  47 }
  48
  49 GURL GetBaseUrlForTesting(int port) {
  50   return GURL(base::StringPrintf("http://127.0.0.1:%d/", port));
  51 }
  52
  53 void RunAndQuit(base::RunLoop* run_loop, const base::Closure& closure) {
  54   closure.Run();
  55   run_loop->Quit();
  56 }
  57
  58 bool WriteStringToFile(const base::FilePath& file_path,
  59                        const std::string& content) {
  60   int result = base::WriteFile(
  61       file_path, content.data(), static_cast<int>(content.size()));
  62   return content.size() == static_cast<size_t>(result);
  63 }
  64
  65 bool CreateFileOfSpecifiedSize(const base::FilePath& temp_dir,
  66                                size_t size,
  67                                base::FilePath* path,
  68                                std::string* data) {
  69   if (!base::CreateTemporaryFileInDir(temp_dir, path))
  70     return false;
  71
  72   if (size == 0) {
  73     // Note: RandBytesAsString doesn't support generating an empty string.
  74     data->clear();
  75     return true;
  76   }
  77
  78   *data = base::RandBytesAsString(size);
  79   return WriteStringToFile(*path, *data);
  80 }
  81
  82 scoped_ptr<base::Value> LoadJSONFile(const std::string& relative_path) {
  83   base::FilePath path = GetTestFilePath(relative_path);
  84
  85   std::string error;
  86   JSONFileValueSerializer serializer(path);
  87   scoped_ptr<base::Value> value(serializer.Deserialize(NULL, &error));
  88   LOG_IF(WARNING, !value.get()) << "Failed to parse " << path.value()
  89                                 << ": " << error;
  90   return value.Pass();
  91 }
  92
  93 // Returns a HttpResponse created from the given file path.
  94 scoped_ptr<net::test_server::BasicHttpResponse> CreateHttpResponseFromFile(
  95     const base::FilePath& file_path) {
  96   std::string content;
  97   if (!base::ReadFileToString(file_path, &content))
  98     return scoped_ptr<net::test_server::BasicHttpResponse>();
  99
 100   std::string content_type = "text/plain";
 101   if (EndsWith(file_path.AsUTF8Unsafe(), ".json", true /* case sensitive */))
 102     content_type = "application/json";
 103
 104   scoped_ptr<net::test_server::BasicHttpResponse> http_response(
 105       new net::test_server::BasicHttpResponse);
 106   http_response->set_code(net::HTTP_OK);
 107   http_response->set_content(content);
 108   http_response->set_content_type(content_type);
 109   return http_response.Pass();
 110 }
 111
 112 scoped_ptr<net::test_server::HttpResponse> HandleDownloadFileRequest(
 113     const GURL& base_url,
 114     net::test_server::HttpRequest* out_request,
 115     const net::test_server::HttpRequest& request) {
 116   *out_request = request;
 117
 118   GURL absolute_url = base_url.Resolve(request.relative_url);
 119   std::string remaining_path;
 120   if (!RemovePrefix(absolute_url.path(), "/files/", &remaining_path))
 121     return scoped_ptr<net::test_server::HttpResponse>();
 122   return CreateHttpResponseFromFile(
 123       GetTestFilePath(remaining_path)).PassAs<net::test_server::HttpResponse>();
 124 }
 125
 126 bool ParseContentRangeHeader(const std::string& value,
 127                              int64* start_position,
 128                              int64* end_position,
 129                              int64* length) {
 130   DCHECK(start_position);
 131   DCHECK(end_position);
 132   DCHECK(length);
 133
 134   std::string remaining;
 135   if (!RemovePrefix(value, "bytes ", &remaining))
 136     return false;
 137
 138   std::vector<std::string> parts;
 139   base::SplitString(remaining, '/', &parts);
 140   if (parts.size() != 2U)
 141     return false;
 142
 143   const std::string range = parts[0];
 144   if (!base::StringToInt64(parts[1], length))
 145     return false;
 146
 147   parts.clear();
 148   base::SplitString(range, '-', &parts);
 149   if (parts.size() != 2U)
 150     return false;
 151
 152   return (base::StringToInt64(parts[0], start_position) &&
 153           base::StringToInt64(parts[1], end_position));
 154 }
 155
 156 void AppendProgressCallbackResult(std::vector<ProgressInfo>* progress_values,
 157                                   int64 progress,
 158                                   int64 total) {
 159   progress_values->push_back(ProgressInfo(progress, total));
 160 }
 161
 162 TestGetContentCallback::TestGetContentCallback()
 163     : callback_(base::Bind(&TestGetContentCallback::OnGetContent,
 164                            base::Unretained(this))) {
 165 }
 166
 167 TestGetContentCallback::~TestGetContentCallback() {
 168 }
 169
 170 std::string TestGetContentCallback::GetConcatenatedData() const {
 171   std::string result;
 172   for (size_t i = 0; i < data_.size(); ++i) {
 173     result += *data_[i];
 174   }
 175   return result;
 176 }
 177
 178 void TestGetContentCallback::OnGetContent(google_apis::GDataErrorCode error,
 179                                           scoped_ptr<std::string> data) {
 180   data_.push_back(data.release());
 181 }
 182
 183 }  // namespace test_util
 184 }  // namespace google_apis