cpp-logger/test/logger_test.cxx

//
//  logger_test.cxx
//  logger
//
//  Created by Sam Jaffe on 3/31/19.
//

#include <gmock/gmock.h>

#include "logger/logger.h"

struct MockLoggerImpl : public logging::logger_impl {
  MockLoggerImpl() {
    min_log_level = logging::LTRACE;
  }
  MOCK_METHOD0(flush, void());
  MOCK_METHOD1(write, void(logging::logpacket const &));
};

struct LoggerTest : public testing::Test {
  void SetUp() override;
  void TearDown() override;

  std::shared_ptr<MockLoggerImpl> pimpl;
};

using namespace logging;
using namespace testing;

struct t_logger : public logger {
  t_logger(std::string const & name, std::shared_ptr<logger_impl> impl)
  : logger(name, impl) {}
};

void LoggerTest::SetUp() {
  pimpl.reset(new MockLoggerImpl);
  EXPECT_CALL(*pimpl, flush()).Times(AnyNumber());
}

void LoggerTest::TearDown() {
  pimpl.reset();
}

TEST_F(LoggerTest, LogsWithBraceFmtCode) {
  using testing::Field;
  EXPECT_CALL(*pimpl, write(Field(&logpacket::message, "5"))).Times(1);
  logger LOG = t_logger("", pimpl);
  LOG.log(LERROR, "{}", 5);
}