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test: add litest string comparison macros

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Part-of: <https://gitlab.freedesktop.org/libinput/libinput/-/merge_requests/1059>
This commit is contained in:
Peter Hutterer 2024-09-16 16:13:44 +10:00
parent 9a5f888795
commit 0bc2bf60d2
3 changed files with 86 additions and 0 deletions
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38
test/litest-selftest.c
View file

@ -420,6 +420,38 @@ START_TEST(litest_double_ge_fails)
}
END_TEST
START_TEST(litest_string_eq_ne)
{
litest_assert_str_eq("foo", "foo");
litest_assert_str_ne("foo", "bar");
litest_assert_str_ne("foo", "foobar");
litest_assert_str_ne("foobar", "foo");
const char *a1 = "a";
const char *a2 = "a";
const char *b = "b";
litest_assert_str_eq(NULL, NULL);
litest_assert_str_eq(a1, a2);
litest_assert_str_ne(a1, b);
litest_assert_str_ne(a2, b);
litest_assert_str_ne(a2, b);
litest_assert_str_ne(b, NULL);
}
END_TEST
START_TEST(litest_string_eq_fails)
{
litest_assert_str_eq("foo", "bar");
}
END_TEST
START_TEST(litest_string_ne_fails)
{
litest_assert_str_ne("foo", "foo");
}
END_TEST
START_TEST(zalloc_overflow)
{
zalloc((size_t)-1);
@ -514,6 +546,12 @@ litest_assert_macros_suite(void)
tcase_add_test_raise_signal(tc, litest_double_ge_fails, SIGABRT);
suite_add_tcase(s, tc);
tc = tcase_create("string comparison ");
tcase_add_test(tc, litest_string_eq_ne);
tcase_add_test_raise_signal(tc, litest_string_eq_fails, SIGABRT);
tcase_add_test_raise_signal(tc, litest_string_ne_fails, SIGABRT);
suite_add_tcase(s, tc);
tc = tcase_create("zalloc ");
tcase_add_test(tc, zalloc_max_size);
tcase_add_test_raise_signal(tc, zalloc_overflow, SIGABRT);

17
test/litest.c
View file

@ -258,6 +258,23 @@ litest_fail_comparison_ptr(const char *file,
abort();
}
__attribute__((noreturn))
void
litest_fail_comparison_str(const char *file,
int line,
const char *func,
const char *comparison,
const char *operator,
const char *astr,
const char *bstr)
{
litest_log("FAILED COMPARISON: %s %s %s\n", astr, operator, bstr);
litest_log("Resolved to: %s %s %s\n", astr, operator, bstr);
litest_log("in %s() (%s:%d)\n", func, file, line);
litest_backtrace();
abort();
}
struct test {
struct list node;
char *name;

31
test/litest.h
View file

@ -131,6 +131,15 @@ litest_fail_comparison_ptr(const char *file,
const char *func,
const char *comparison);
void
litest_fail_comparison_str(const char *file,
int line,
const char *func,
const char *comparison,
const char *operator,
const char *astr,
const char *bstr);
#define litest_assert(cond) \
do { \
if (!(cond)) \
@ -222,6 +231,28 @@ litest_fail_comparison_ptr(const char *file,
#define litest_assert_ptr_notnull(a_) \
litest_assert_comparison_ptr_(a_, !=, NULL)
#define litest_assert_str_eq(a_, b_) \
do { \
const char *_a = a_; \
const char *_b = b_; \
if (!streq(_a, _b)) \
litest_fail_comparison_str(__FILE__, __LINE__, __func__,\
#a_ " == " #b_, \
"==", \
_a, _b); \
} while(0)
#define litest_assert_str_ne(a_, b_) \
do { \
const char *_a = a_; \
const char *_b = b_; \
if (streq(_a, _b)) \
litest_fail_comparison_str(__FILE__, __LINE__, __func__,\
#a_ " != " #b_, \
"!=", \
_a, _b); \
} while(0)
#define LITEST_DEFAULT_EPSILON 0.001
#define litest_assert_double_eq_epsilon(a_, b_, epsilon_)\