text: // Copyright 2014 The Chromium Authors. All rights reserved.
  // Use of this source code is governed by a BSD-style license that can be
  // found in the LICENSE file.
  
  #include "base/test/gtest_util.h"
  
  #include <stddef.h>
  
  #include <memory>
  
  #include "base/files/file_path.h"
  #include "base/json/json_file_value_serializer.h"
  #include "base/strings/string_util.h"
  #include "base/values.h"
  #include "testing/gtest/include/gtest/gtest.h"
  
  namespace base {
  
  TestIdentifier::TestIdentifier() = default;
  
  TestIdentifier::TestIdentifier(const TestIdentifier& other) = default;
  
  std::string FormatFullTestName(const std::string& test_case_name,
                                 const std::string& test_name) {
    return test_case_name + "." + test_name;
  }
  
  std::string TestNameWithoutDisabledPrefix(const std::string& full_test_name) {
    std::string test_name_no_disabled(full_test_name);
    ReplaceSubstringsAfterOffset(&test_name_no_disabled, 0, "DISABLED_", "");
    return test_name_no_disabled;
  }
  
  std::vector<TestIdentifier> GetCompiledInTests() {
    testing::UnitTest* const unit_test = testing::UnitTest::GetInstance();
  
    std::vector<TestIdentifier> tests;
    for (int i = 0; i < unit_test->total_test_case_count(); ++i) {
      const testing::TestCase* test_case = unit_test->GetTestCase(i);
      for (int j = 0; j < test_case->total_test_count(); ++j) {
        const testing::TestInfo* test_info = test_case->GetTestInfo(j);
        TestIdentifier test_data;
        test_data.test_case_name = test_case->name();
        test_data.test_name = test_info->name();
        test_data.file = test_info->file();
        test_data.line = test_info->line();
        tests.push_back(test_data);
      }
    }
    return tests;
  }
  
  bool WriteCompiledInTestsToFile(const FilePath& path) {
    std::vector<TestIdentifier> tests(GetCompiledInTests());
  
    ListValue root;
    for (const auto& i : tests) {
      std::unique_ptr<DictionaryValue> test_info(new DictionaryValue);
      test_info->SetString("test_case_name", i.test_case_name);
      test_info->SetString("test_name", i.test_name);
      test_info->SetString("file", i.file);
      test_info->SetInteger("line", i.line);
      root.Append(std::move(test_info));
    }
  
    JSONFileValueSerializer serializer(path);
    return serializer.Serialize(root);
  }
  
  bool ReadTestNamesFromFile(const FilePath& path,
                             std::vector<TestIdentifier>* output) {
    JSONFileValueDeserializer deserializer(path);
    int error_code = 0;
    std::string error_message;
    std::unique_ptr<base::Value> value =
        deserializer.Deserialize(&error_code, &error_message);
    if (!value.get())
      return false;
  
    base::ListValue* tests = nullptr;
    if (!value->GetAsList(&tests))
      return false;
  
    std::vector<base::TestIdentifier> result;
    for (const auto& i : *tests) {
      const base::DictionaryValue* test = nullptr;
      if (!i.GetAsDictionary(&test))
        return false;
  
      TestIdentifier test_data;
  
      if (!test->GetStringASCII("test_case_name", &test_data.test_case_name))
        return false;
  
      if (!test->GetStringASCII("test_name", &test_data.test_name))
        return false;
  
      if (!test->GetStringASCII("file", &test_data.file))
        return false;
  
      if (!test->GetInteger("line", &test_data.line))
        return false;
  
      result.push_back(test_data);
    }
  
    output->swap(result);
    return true;
  }
  
  }  // namespace base
  