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tests: Add a help message for the test runner

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In case we forget the name of the test case or typo it, the test runner
will now list the test cases in the test binary.
This commit is contained in:
Kristian Høgsberg 2013-02-11 13:58:39 -05:00
parent a02fdef0d9
commit acf1efe1f4
1 changed files with 22 additions and 1 deletions
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23
tests/test-runner.c
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@ -89,6 +89,24 @@ find_test(const char *name)
return NULL;
}
static void
usage(const char *name, int status)
{
const struct test *t;
fprintf(stderr, "Usage: %s [TEST]\n\n"
"With no arguments, run all test. Specify test case to run\n"
"only that test without forking. Available tests:\n\n",
name);
for (t = &__start_test_section; t < &__stop_test_section; t++)
fprintf(stderr, " %s\n", t->name);
fprintf(stderr, "\n");
exit(status);
}
static void
run_test(const struct test *t)
{
@ -119,11 +137,14 @@ int main(int argc, char *argv[])
leak_check_enabled = !getenv("NO_ASSERT_LEAK_CHECK");
if (argc == 2 && strcmp(argv[1], "--help") == 0)
usage(argv[0], EXIT_SUCCESS);
if (argc == 2) {
t = find_test(argv[1]);
if (t == NULL) {
fprintf(stderr, "unknown test: \"%s\"\n", argv[1]);
exit(EXIT_FAILURE);
usage(argv[0], EXIT_FAILURE);
}
run_test(t);