1 #ifndef TEST_H
2 #define TEST_H
3 
4 #include "bool.h"
5 #include "print.h"
6 
7 typedef void Test(Status *test_result_);
8 
9 void register_test_(Test *test, const char *name);
10 
11 #define TEST(name)                                           \
12     void test_##name(Status *test_result_);                  \
13     __attribute__((constructor)) void test_register_##name() \
14     {                                                        \
15         register_test_(test_##name, #name);                  \
16     }                                                        \
17     void test_##name(Status *test_result_)
18 
19 void run_all_tests(bool verbose);
20 
21 #define FAIL_TEST_           \
22     *test_result_ = FAILURE; \
23     return;
24 
25 #define ASSERT(value) \
26     if (!(value)) {   \
27         FAIL_TEST_    \
28     }
29 
30 #define ASSERT_EQUAL(a, b)                              \
31     if (!(a == b)) {                                    \
32         printf("%s:%d: Assertion failed: %s == %s: ", __FILE__, __LINE__, #a, #b); \
33         print(a);                                       \
34         printf(" != ");                                 \
35         print(b);                                       \
36         FAIL_TEST_                                      \
37     }
38 
39 #define ASSERT_DIFFERENT(a, b) \
40     if (a == b) {                                    \
41         printf("%s:%d: Assertion failed: %s != %s: ", __FILE__, __LINE__, #a, #b); \
42         print(a);                                       \
43         printf(" == ");                                 \
44         print(b);                                       \
45         FAIL_TEST_                                      \
46     }
47 
48 
49 #define ASSERT_STR_EQUAL(a, b) \
50     if (strcmp(a, b) != 0) {                                    \
51         printf("%s:%d: Assertion failed: %s == %s: ", __FILE__, __LINE__, #a, #b); \
52         print(a);                                       \
53         printf(" != ");                                 \
54         print(b);                                       \
55         FAIL_TEST_                                      \
56     }
57 
58 #define ASSERT_STR_DIFFERENT(a, b) \
59     if (strcmp(a, b) == 0) {                                    \
60         printf("%s:%d: Assertion failed: %s != %s: ", __FILE__, __LINE__, #a, #b); \
61         print(a);                                       \
62         printf(" == ");                                 \
63         print(b);                                       \
64         FAIL_TEST_                                      \
65     }
66 
67 #define ASSERT_TRUE(value) ASSERT_EQUAL(value, 1)
68 #define ASSERT_FALSE(value) ASSERT_EQUAL(value, 0)
69 #define ASSERT_NULL(value) ASSERT_EQUAL(value, NULL)
70 #define ASSERT_NON_NULL(value) ASSERT_DIFFERENT(value, NULL)
71 
72 #endif
73