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Detect broken unsetenv at unit-test runtime

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If we have an unsetenv function that doesn't work, we can't run the
main/base_environ unit test, so we should skip it.
This commit is contained in:
Nick Mathewson 2010-04-21 12:25:29 -04:00
parent fdc629736e
commit f37cd4c227
1 changed files with 12 additions and 0 deletions
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12
test/regress.c
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@ -1831,6 +1831,18 @@ test_base_environ(void *arg)
int i, n_methods=0;
const char *defaultname;
/* See if unsetenv works before we rely on it. */
setenv("EVENT_NOWAFFLES", "1", 1);
unsetenv("EVENT_NOWAFFLES");
if (getenv("EVENT_NOWAFFLES") != NULL) {
#ifndef _EVENT_HAVE_UNSETENV
TT_DECLARE("NOTE", ("Can't fake unsetenv; skipping test"));
#else
TT_DECLARE("NOTE", ("unsetenv doesn't work; skipping test"));
#endif
tt_skip();
}
basenames = event_get_supported_methods();
for (i = 0; basenames[i]; ++i) {
methodname_to_envvar(basenames[i], varbuf, sizeof(varbuf));