Add tests for android_replace_crash_detail_[name|data]

  ASSERT_MATCH(result, R"(CRASH_DETAIL_NAME: 'crash_detail_value')");

}

TEST_F(CrasherTest, crash_detail_replace_data) {

  int intercept_result;

  unique_fd output_fd;

  StartProcess([]() {

    auto *cd = android_register_crash_detail_strs("CRASH_DETAIL_NAME", "original_data");

    android_replace_crash_detail_data(cd, "new_data", strlen("new_data"));

    abort();

  });

  StartIntercept(&output_fd);

  FinishCrasher();

  AssertDeath(SIGABRT);

  FinishIntercept(&intercept_result);

  ASSERT_EQ(1, intercept_result) << "tombstoned reported failure";

  std::string result;

  ConsumeFd(std::move(output_fd), &result);

  ASSERT_MATCH(result, R"(CRASH_DETAIL_NAME: 'new_data')");

  // Ensure the old one no longer shows up, i.e. that we actually replaced

  // it, not added a new one.

  ASSERT_NOT_MATCH(result, R"(CRASH_DETAIL_NAME: 'original_data')");

}

TEST_F(CrasherTest, crash_detail_replace_name) {

  int intercept_result;

  unique_fd output_fd;

  StartProcess([]() {

    auto *cd = android_register_crash_detail_strs("old_name", g_crash_detail_value);

    android_replace_crash_detail_name(cd, "new_name", strlen("new_name"));

    abort();

  });

  StartIntercept(&output_fd);

  FinishCrasher();

  AssertDeath(SIGABRT);

  FinishIntercept(&intercept_result);

  ASSERT_EQ(1, intercept_result) << "tombstoned reported failure";

  std::string result;

  ConsumeFd(std::move(output_fd), &result);

  ASSERT_MATCH(result, R"(new_name: 'crash_detail_value')");

  // Ensure the old one no longer shows up, i.e. that we actually replaced

  // it, not added a new one.

  ASSERT_NOT_MATCH(result, R"(old_name: 'crash_detail_value')");

}

TEST_F(CrasherTest, crash_detail_single_byte_name) {

  int intercept_result;

  unique_fd output_fd;