1    :  // Copyright 2012 Google Inc. All Rights Reserved.
   2    :  //
   3    :  // Licensed under the Apache License, Version 2.0 (the "License");
   4    :  // you may not use this file except in compliance with the License.
   5    :  // You may obtain a copy of the License at
   6    :  //
   7    :  //     http://www.apache.org/licenses/LICENSE-2.0
   8    :  //
   9    :  // Unless required by applicable law or agreed to in writing, software
  10    :  // distributed under the License is distributed on an "AS IS" BASIS,
  11    :  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  12    :  // See the License for the specific language governing permissions and
  13    :  // limitations under the License.
  14    :  
  15    :  #include "syzygy/grinder/lcov_writer.h"
  16    :  
  17    :  #include "base/files/file_util.h"
  18    :  #include "gmock/gmock.h"
  19    :  #include "gtest/gtest.h"
  20    :  #include "syzygy/core/unittest_util.h"
  21    :  
  22    :  namespace grinder {
  23    :  
  24    :  namespace {
  25    :  
  26    :  class TestCoverageData : public CoverageData {
  27    :   public:
  28  E :    void InitDummyData() {
  29    :      CoverageData::SourceFileCoverageDataMap::iterator source_it =
  30    :          source_file_coverage_data_map_.insert(
  31    :              std::make_pair(std::string("foo.cc"),
  32  E :                             CoverageData::SourceFileCoverageData())).first;
  33    :  
  34    :      source_it->second.line_execution_count_map.insert(
  35  E :          std::make_pair(1, 1));
  36    :      source_it->second.line_execution_count_map.insert(
  37  E :          std::make_pair(2, 1));
  38    :      source_it->second.line_execution_count_map.insert(
  39  E :          std::make_pair(3, 0));
  40  E :    }
  41    :  };
  42    :  
  43    :  }  // namespace
  44    :  
  45  E :  TEST(LcovWriterTest, Write) {
  46  E :    TestCoverageData coverage_data;
  47  E :    ASSERT_NO_FATAL_FAILURE(coverage_data.InitDummyData());
  48    :  
  49  E :    testing::ScopedTempFile temp;
  50  E :    EXPECT_TRUE(WriteLcovCoverageFile(coverage_data, temp.path()) );
  51    :  
  52  E :    std::string actual_contents;
  53  E :    EXPECT_TRUE(base::ReadFileToString(temp.path(), &actual_contents));
  54    :  
  55    :    std::string expected_contents =
  56    :        "SF:foo.cc\n"
  57    :        "DA:1,1\n"
  58    :        "DA:2,1\n"
  59    :        "DA:3,0\n"
  60    :        "LH:2\n"
  61    :        "LF:3\n"
  62  E :        "end_of_record\n";
  63    :  
  64  E :    EXPECT_EQ(expected_contents, actual_contents);
  65  E :  }
  66    :  
  67    :  }  // namespace grinder