test/test.hh


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// -*- mode: c++; c-basic-offset: 2; -*-

#ifndef TEST_HH
#define TEST_HH

#include <cstring>
#include <iostream>

#define BEFORE                                  \
  unsigned int tot = 0, ok = 0

#define AFTER                                           \
  do {                                                  \
    std::cout << "PASS: " << ok << '\n'                 \
              << "FAIL: " << (tot - ok) << std::endl;   \
    return ok == tot ? EXIT_SUCCESS : EXIT_FAILURE;     \
  } while (false)

#define RUN(test)                               \
  do {                                          \
    ++tot;                                      \
    if ((test)) ++ok;                           \
  } while (false)

#define ASSERT_EQ(expected, actual)                                     \
  do {                                                                  \
    auto e_ = (expected);                                               \
    auto a_ = (actual);                                                 \
    if (e_ != a_) {                                                     \
      std::cerr << __FILE__ << ':' << __LINE__ << ": "                  \
                << __FUNCTION__ << ": Expected " << e_                  \
                << " got " << a_ << std::endl;                          \
      return false;                                                     \
    }                                                                   \
  } while (false)

#define ASSERT_TRUE(actual)                                             \
  do {                                                                  \
    auto a_ = (actual);                                                 \
    if (!a_) {                                                          \
      std::cerr << __FILE__ << ':' << __LINE__ << ": "                  \
                << __FUNCTION__ << ": Expected " << a_                  \
                << " to be true" << std::endl;                          \
      return false;                                                     \
    }                                                                   \
  } while (false)

#define ASSERT_STREQ(expected, actual)                                  \
  do {                                                                  \
    auto e_ = (expected);                                               \
    auto a_ = (actual);                                                 \
    if (!(a_ == e_ || (a_ && e_ && strcmp(a_, e_) == 0))) {             \
      std::cerr << __FILE__ << ':' << __LINE__ << ": "                  \
                << __FUNCTION__ << ": Expected " << (e_ ? e_ : "null")  \
                << " got " << (a_ ? a_ : "null") << std::endl;          \
      return false;                                                     \
    }                                                                   \
  } while (false)

#endif  // TEST_HH