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Unit tests for eat_whitespace functions

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This commit is contained in:
Anders Sundman 2011-10-31 23:48:29 +01:00
parent c0efd461d3
commit 8d6ce1625f
1 changed files with 72 additions and 10 deletions
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82
src/test/test_util.c
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@ -363,16 +363,6 @@ test_util_strmisc(void)
test_assert(!tor_strisprint(cp));
tor_free(cp);
/* Test eat_whitespace. */
{
const char *s = " \n a";
test_eq_ptr(eat_whitespace(s), s+4);
s = "abcd";
test_eq_ptr(eat_whitespace(s), s);
s = "#xyz\nab";
test_eq_ptr(eat_whitespace(s), s+5);
}
/* Test memmem and memstr */
{
const char *haystack = "abcde";
@ -1767,6 +1757,77 @@ test_util_n_bits_set(void *ptr)
;
}
/**
* Test LHS whitespace (and comment) eater
*/
static void
test_util_eat_whitespace(void *ptr)
{
const char ws[] = { ' ', '\t', '\r' }; /* Except NL */
char str[80];
size_t i;
(void)ptr;
/* Try one leading ws */
strcpy(str, "fuubaar");
for (i = 0; i < sizeof(ws); ++i) {
str[0] = ws[i];
test_streq(eat_whitespace(str), str + 1);
test_streq(eat_whitespace_eos(str, str + strlen(str)), str + 1);
test_streq(eat_whitespace_eos_no_nl(str, str + strlen(str)), str + 1);
test_streq(eat_whitespace_no_nl(str), str + 1);
}
str[0] = '\n';
test_streq(eat_whitespace(str), str + 1);
test_streq(eat_whitespace_eos(str, str + strlen(str)), str + 1);
/* Empty string */
strcpy(str, "");
test_eq_ptr(eat_whitespace(str), str);
test_eq_ptr(eat_whitespace_eos(str, str), str);
test_eq_ptr(eat_whitespace_eos_no_nl(str, str), str);
test_eq_ptr(eat_whitespace_no_nl(str), str);
/* Only ws */
strcpy(str, " \t\r\n");
test_eq_ptr(eat_whitespace(str), str + strlen(str));
test_eq_ptr(eat_whitespace_eos(str, str + strlen(str)), str + strlen(str));
strcpy(str, " \t\r ");
test_eq_ptr(eat_whitespace_no_nl(str), str + strlen(str));
test_eq_ptr(eat_whitespace_eos_no_nl(str, str + strlen(str)),
str + strlen(str));
/* Multiple ws */
strcpy(str, "fuubaar");
for (i = 0; i < sizeof(ws); ++i)
str[i] = ws[i];
test_streq(eat_whitespace(str), str + sizeof(ws));
test_streq(eat_whitespace_eos(str, str + strlen(str)), str + sizeof(ws));
test_streq(eat_whitespace_no_nl(str), str + sizeof(ws));
test_streq(eat_whitespace_eos_no_nl(str, str + strlen(str)),
str + sizeof(ws));
/* Eat comment */
strcpy(str, "# Comment \n No Comment");
test_streq(eat_whitespace(str), "No Comment");
test_streq(eat_whitespace_eos(str, str + strlen(str)), "No Comment");
/* Eat comment & ws mix */
strcpy(str, " # \t Comment \n\t\nNo Comment");
test_streq(eat_whitespace(str), "No Comment");
test_streq(eat_whitespace_eos(str, str + strlen(str)), "No Comment");
/* Eat entire comment */
strcpy(str, "#Comment");
test_eq_ptr(eat_whitespace(str), str + strlen(str));
test_eq_ptr(eat_whitespace_eos(str, str + strlen(str)), str + strlen(str));
done:
;
}
#define UTIL_LEGACY(name) \
{ #name, legacy_test_helper, 0, &legacy_setup, test_util_ ## name }
@ -1805,6 +1866,7 @@ struct testcase_t util_tests[] = {
UTIL_TEST(join_win_cmdline, 0),
UTIL_TEST(split_lines, 0),
UTIL_TEST(n_bits_set, 0),
UTIL_TEST(eat_whitespace, 0),
END_OF_TESTCASES
};