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 { ++TEST_failed; LOG_WARNINGF(msg); } MACRO_END
  19
  20 /** Add a failure and return */
  21 #define FAIL(msg) _TEST_ASSERT(ADD_FAILURE(msg))
  22
  23 #define HasFatalFailure() (TEST_fatal > 0)
  24
  25 bool RUN_ALL_TESTS();
  26
  27 // difference between expect/assert: assert returns early
  28
  29 #define EXPECT_EQ(expected_, actual_) MACRO_BEGIN { \
  30         int expected = expected_; \
  31         int actual = actual_; \
  32         if ((expected) != (actual)) { \
  33                 ADD_FAILURE(sprintf( \
  34                         "Value of: " #actual_ "\n" \
  35                         "  Actual: %d\n" \
  36                         "Expected: %d\n", \
  37                         actual, expected \
  38                 )); \
  39         } \
  40 } MACRO_END
  41 #define ASSERT_EQ(expected, actual) _TEST_ASSERT(EXPECT_EQ(expected, actual))
  42
  43 #define EXPECT_TRUE(condition) EXPECT_EQ(true, condition)
  44 #define ASSERT_TRUE(condition) ASSERT_EQ(true, condition)
  45
  46 #define EXPECT_FALSE(condition) EXPECT_EQ(false, condition)
  47 #define ASSERT_FALSE(condition) ASSERT_EQ(false, condition)
  48
  49 #define EXPECT_NE(val1, val2) EXPECT_TRUE(val1 != val2)
  50 #define ASSERT_NE(val1, val2) _TEST_ASSERT(EXPECT_NE(val1, val2))
  51
  52 #define EXPECT_LT(val1, val2) EXPECT_TRUE(val1 < val2)
  53 #define ASSERT_LT(val1, val2) _TEST_ASSERT(EXPECT_LT(val1, val2))
  54
  55 #define EXPECT_LE(val1, val2) EXPECT_TRUE(val1 <= val2)
  56 #define ASSERT_LE(val1, val2) _TEST_ASSERT(EXPECT_LE(val1, val2))
  57
  58 #define EXPECT_GT(val1, val2) EXPECT_TRUE(val1 > val2)
  59 #define ASSERT_GT(val1, val2) _TEST_ASSERT(EXPECT_GT(val1, val2))
  60
  61 #define EXPECT_GE(val1, val2) EXPECT_TRUE(val1 >= val2)
  62 #define ASSERT_GE(val1, val2) _TEST_ASSERT(EXPECT_GE(val1, val2))
  63
  64 #define EXPECT_NO_FATAL_FAILURE(statement) EXPECT_NO_FATAL_FAILURE_(statement, { })
  65 #define ASSERT_NO_FATAL_FAILURE(statement) EXPECT_NO_FATAL_FAILURE_(statement, { ++TEST_fatal; return; })
  66
  67 // private:
  68
  69 bool TEST_Run(string test);
  70 int TEST_fatal;
  71 bool TEST_ok;
  72 int TEST_failed;
  73
  74 #define _TEST_ASSERT(statement) \
  75         MACRO_BEGIN { \
  76                 LAMBDA(statement); \
  77                 ++TEST_fatal; return; \
  78         } MACRO_END
  79
  80 #define EXPECT_NO_FATAL_FAILURE__(statement, then) \
  81         MACRO_BEGIN { \
  82                 int TEST_prevfatal = TEST_fatal; \
  83                 LAMBDA(statement); \
  84                 if (TEST_fatal != TEST_prevfatal) \
  85                         LAMBDA(then); \
  86         } MACRO_END
  87
  88 #define EXPECT_NO_FATAL_FAILURE_(statement, then) \
  89         EXPECT_NO_FATAL_FAILURE__(statement, { \
  90                 LOG_WARNINGF( \
  91                         "  Actual: %d fatal failures\n" \
  92                         "Expected: no fatal failures\n", \
  93                         TEST_fatal - TEST_prevfatal \
  94                 ); \
  95                 LAMBDA(then); \
  96         })