qcsrc/lib/test.qh

   1 #pragma once
   2
   3 // public:
   4
   5 /** Use UpperCamelCase for suite and test only */
   6 #define TEST(suite, test) \
   7         void _TEST_##suite##_##test(); \
   8         ACCUMULATE int TEST_RunAll_accumulated(int f) { \
   9                 if (!TEST_Run(#suite "_" #test)) ++f; \
  10                 return = f; \
  11         } \
  12         void _TEST_##suite##_##test()
  13
  14 /** Must be present at the end of a test */
  15 #define SUCCEED() (TEST_ok = true)
  16
  17 /** Add a failure, but continue */
  18 #define ADD_FAILURE(msg) MACRO_BEGIN \
  19         ++TEST_failed; \
  20         LOG_WARN(msg); \
  21 MACRO_END
  22
  23 /** Add a failure and return */
  24 #define FAIL(msg) _TEST_ASSERT(ADD_FAILURE(msg))
  25
  26 #define HasFatalFailure() (TEST_fatal > 0)
  27
  28 bool RUN_ALL_TESTS();
  29
  30 // difference between expect/assert: assert returns early
  31
  32 #define EXPECT_EQ(expected_, actual_) MACRO_BEGIN \
  33         int expected = expected_; \
  34         int actual = actual_; \
  35         if ((expected) != (actual)) { \
  36                 ADD_FAILURE(sprintf( \
  37                         "Value of: " #actual_ "\n" \
  38                         "  Actual: %d\n" \
  39                         "Expected: %d\n", \
  40                         actual, expected \
  41                 )); \
  42         } \
  43 MACRO_END
  44 #define ASSERT_EQ(expected, actual) _TEST_ASSERT(EXPECT_EQ(expected, actual))
  45
  46 #define EXPECT_TRUE(condition) EXPECT_EQ(true, condition)
  47 #define ASSERT_TRUE(condition) ASSERT_EQ(true, condition)
  48
  49 #define EXPECT_FALSE(condition) EXPECT_EQ(false, condition)
  50 #define ASSERT_FALSE(condition) ASSERT_EQ(false, condition)
  51
  52 #define EXPECT_NE(val1, val2) EXPECT_TRUE((val1) != (val2))
  53 #define ASSERT_NE(val1, val2) _TEST_ASSERT(EXPECT_NE(val1, val2))
  54
  55 #define EXPECT_LT(val1, val2) EXPECT_TRUE((val1) < (val2))
  56 #define ASSERT_LT(val1, val2) _TEST_ASSERT(EXPECT_LT(val1, val2))
  57
  58 #define EXPECT_LE(val1, val2) EXPECT_TRUE((val1) <= (val2))
  59 #define ASSERT_LE(val1, val2) _TEST_ASSERT(EXPECT_LE(val1, val2))
  60
  61 #define EXPECT_GT(val1, val2) EXPECT_TRUE((val1) > (val2))
  62 #define ASSERT_GT(val1, val2) _TEST_ASSERT(EXPECT_GT(val1, val2))
  63
  64 #define EXPECT_GE(val1, val2) EXPECT_TRUE((val1) >= (val2))
  65 #define ASSERT_GE(val1, val2) _TEST_ASSERT(EXPECT_GE(val1, val2))
  66
  67 #define EXPECT_NO_FATAL_FAILURE(statement) EXPECT_NO_FATAL_FAILURE_(statement, { })
  68 #define ASSERT_NO_FATAL_FAILURE(statement) EXPECT_NO_FATAL_FAILURE_(statement, { ++TEST_fatal; return; })
  69
  70 // private:
  71
  72 bool TEST_Run(string test);
  73 int TEST_fatal;
  74 bool TEST_ok;
  75 int TEST_failed;
  76
  77 #define _TEST_ASSERT(statement) \
  78         MACRO_BEGIN \
  79                 LAMBDA(statement); \
  80                 ++TEST_fatal; return; \
  81         MACRO_END
  82
  83 #define EXPECT_NO_FATAL_FAILURE__(statement, then) \
  84         MACRO_BEGIN \
  85                 int TEST_prevfatal = TEST_fatal; \
  86                 LAMBDA(statement); \
  87                 if (TEST_fatal != TEST_prevfatal) \
  88                         LAMBDA(then); \
  89         MACRO_END
  90
  91 #define EXPECT_NO_FATAL_FAILURE_(statement, then) \
  92         EXPECT_NO_FATAL_FAILURE__(statement, { \
  93                 LOG_WARNF( \
  94                         "  Actual: %d fatal failures\n" \
  95                         "Expected: no fatal failures\n", \
  96                         TEST_fatal - TEST_prevfatal \
  97                 ); \
  98                 LAMBDA(then); \
  99         })