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1 /* Miniature re-implementation of the "check" library.
2 *
3 * This is intended to support just enough of check to run the Expat
4 * tests. This interface is based entirely on the portion of the
5 * check library being used.
6 */
7
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <setjmp.h>
11 #include <assert.h>
12
13 #include "minicheck.h"
14
15 Suite *
16 suite_create(char *name)
17 {
18 Suite *suite = (Suite *) calloc(1, sizeof(Suite));
19 if (suite != NULL) {
20 suite->name = name;
21 }
22 return suite;
23 }
24
25 TCase *
26 tcase_create(char *name)
27 {
28 TCase *tc = (TCase *) calloc(1, sizeof(TCase));
29 if (tc != NULL) {
30 tc->name = name;
31 }
32 return tc;
33 }
34
35 void
36 suite_add_tcase(Suite *suite, TCase *tc)
37 {
38 assert(suite != NULL);
39 assert(tc != NULL);
40 assert(tc->next_tcase == NULL);
41
42 tc->next_tcase = suite->tests;
43 suite->tests = tc;
44 }
45
46 void
47 tcase_add_checked_fixture(TCase *tc,
48 tcase_setup_function setup,
49 tcase_teardown_function teardown)
50 {
51 assert(tc != NULL);
52 tc->setup = setup;
53 tc->teardown = teardown;
54 }
55
56 void
57 tcase_add_test(TCase *tc, tcase_test_function test)
58 {
59 assert(tc != NULL);
60 if (tc->allocated == tc->ntests) {
61 int nalloc = tc->allocated + 100;
62 size_t new_size = sizeof(tcase_test_function) * nalloc;
63 tcase_test_function *new_tests = realloc(tc->tests, new_size);
64 assert(new_tests != NULL);
65 if (new_tests != tc->tests) {
66 free(tc->tests);
67 tc->tests = new_tests;
68 }
69 tc->allocated = nalloc;
70 }
71 tc->tests[tc->ntests] = test;
72 tc->ntests++;
73 }
74
75 SRunner *
76 srunner_create(Suite *suite)
77 {
78 SRunner *runner = calloc(1, sizeof(SRunner));
79 if (runner != NULL) {
80 runner->suite = suite;
81 }
82 return runner;
83 }
84
85 static jmp_buf env;
86
87 static char const *_check_current_function = NULL;
88 static int _check_current_lineno = -1;
89 static char const *_check_current_filename = NULL;
90
91 void
92 _check_set_test_info(char const *function, char const *filename, int lineno)
93 {
94 _check_current_function = function;
95 _check_current_lineno = lineno;
96 _check_current_filename = filename;
97 }
98
99
100 static void
101 add_failure(SRunner *runner, int verbosity)
102 {
103 runner->nfailures++;
104 if (verbosity >= CK_VERBOSE) {
105 printf("%s:%d: %s\n", _check_current_filename,
106 _check_current_lineno, _check_current_function);
107 }
108 }
109
110 void
111 srunner_run_all(SRunner *runner, int verbosity)
112 {
113 Suite *suite;
114 TCase *tc;
115 assert(runner != NULL);
116 suite = runner->suite;
117 tc = suite->tests;
118 while (tc != NULL) {
119 int i;
120 for (i = 0; i < tc->ntests; ++i) {
121 runner->nchecks++;
122
123 if (tc->setup != NULL) {
124 /* setup */
125 if (setjmp(env)) {
126 add_failure(runner, verbosity);
127 continue;
128 }
129 tc->setup();
130 }
131 /* test */
132 if (setjmp(env)) {
133 add_failure(runner, verbosity);
134 continue;
135 }
136 (tc->tests[i])();
137
138 /* teardown */
139 if (tc->teardown != NULL) {
140 if (setjmp(env)) {
141 add_failure(runner, verbosity);
142 continue;
143 }
144 tc->teardown();
145 }
146 }
147 tc = tc->next_tcase;
148 }
149 if (verbosity) {
150 int passed = runner->nchecks - runner->nfailures;
151 double percentage = ((double) passed) / runner->nchecks;
152 int display = (int) (percentage * 100);
153 printf("%d%%: Checks: %d, Failed: %d\n",
154 display, runner->nchecks, runner->nfailures);
155 }
156 }
157
158 void
159 _fail_unless(int condition, const char *file, int line, char *msg)
160 {
161 /* Always print the error message so it isn't lost. In this case,
162 we have a failure, so there's no reason to be quiet about what
163 it is.
164 */
165 if (msg != NULL)
166 printf("%s", msg);
167 longjmp(env, 1);
168 }
169
170 int
171 srunner_ntests_failed(SRunner *runner)
172 {
173 assert(runner != NULL);
174 return runner->nfailures;
175 }
176
177 void
178 srunner_free(SRunner *runner)
179 {
180 free(runner->suite);
181 free(runner);
182 }