81 lines
1.6 KiB
C
81 lines
1.6 KiB
C
// 19 january 2020
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#include "test.h"
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struct test {
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const char *name;
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int (*f)(void);
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};
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static struct test *tests = NULL;
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static size_t lenTests = 0;
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static size_t capTests = 0;
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void testingprivRegisterTest(const char *name, int (*f)(void))
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{
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if (lenTests == capTests) {
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struct test *newtests;
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capTests += 32;
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newtests = (struct test *) realloc(tests, capTests * sizeof (struct test));
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if (newtests == NULL) {
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fprintf(stderr, "memory exhausted registering test %s\n", name);
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exit(1);
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}
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tests = newtests;
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}
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tests[lenTests].name = name;
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tests[lenTests].f = f;
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lenTests++;
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}
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static int testcmp(const void *aa, const void *bb)
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{
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const struct test *a = (const struct test *) aa;
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const struct test *b = (const struct test *) bb;
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return strcmp(a->name, b->name);
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}
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static const char *basename(const char *file)
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{
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const char *p;
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for (;;) {
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p = strpbrk(file, "/\\");
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if (p == NULL)
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break;
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file = p + 1;
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}
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return file;
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}
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void testingprivLogf(FILE *f, const char *filename, long line, const char *fmt, ...)
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{
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va_list ap;
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va_start(ap, fmt);
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fprintf(f, "%s:%ld: ", basename(filename), line);
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vfprintf(f, fmt, ap);
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fprintf(f, "\n");
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va_end(ap);
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}
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int main(int argc, char *argv[])
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{
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struct test *t;
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struct test want;
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if (argc != 2) {
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fprintf(stderr, "usage: %s TestName\n", argv[0]);
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return 1;
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}
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qsort(tests, lenTests, sizeof (struct test), testcmp);
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want.name = argv[1];
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t = (struct test *) bsearch(&want, tests, lenTests, sizeof (struct test), testcmp);
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if (t == NULL) {
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fprintf(stderr, "%s: no such test\n", argv[1]);
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return 1;
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}
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return (*(t->f))();
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}
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