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lib/drmtest: igt_assert|require with format strings

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v2: Add a comment about the pitfalls around va_list handling.

Signed-off-by: Daniel Vetter <daniel.vetter@ffwll.ch>
This commit is contained in:
Daniel Vetter
2013-09-19 16:37:07 +02:00
parent b352512953
commit e5cdd62624
3 changed files with 69 additions and 19 deletions
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lib/drmtest.h
+27 -8
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@@ -123,15 +123,15 @@ bool __igt_run_subtest(const char *subtest_name);
*/
#define igt_tokencat2(x, y) x ## y
#define igt_tokencat(x, y) igt_tokencat2(x, y)
#define __igt_subtest_f(tmp, format, args...) \
#define __igt_subtest_f(tmp, format...) \
for (char tmp [256]; \
snprintf( tmp , sizeof( tmp ), \
format, args), \
format), \
__igt_run_subtest( tmp ) && \
(setjmp(igt_subtest_jmpbuf) == 0); \
igt_success())
#define igt_subtest_f(f, a...) \
__igt_subtest_f(igt_tokencat(__tmpchar, __LINE__), f, a)
#define igt_subtest_f(f...) \
__igt_subtest_f(igt_tokencat(__tmpchar, __LINE__), f)
#define igt_subtest(name) for (; __igt_run_subtest((name)) && \
(setjmp(igt_subtest_jmpbuf) == 0); \
igt_success())
@@ -145,8 +145,10 @@ const char *igt_subtest_name(void);
* For normal tests without subtest it will directly exit.
*/
__attribute__((format(printf, 1, 2))) void igt_skip(const char *f, ...);
__attribute__((format(printf, 5, 6)))
void __igt_skip_check(const char *file, const int line,
const char *func, const char *check);
const char *func, const char *check,
const char *format, ...);
/**
* igt_success - complete a (subtest) as successfull
*
@@ -162,8 +164,10 @@ void igt_success(void);
* presuming that some mandatory setup failed.
*/
void igt_fail(int exitcode) __attribute__((noreturn));
__attribute__((format(printf, 6, 7)))
void __igt_fail_assert(int exitcode, const char *file,
const int line, const char *func, const char *assertion)
const int line, const char *func, const char *assertion,
const char *format, ...)
__attribute__((noreturn));
/**
* igt_exit - exit() for igts
@@ -179,7 +183,14 @@ void igt_exit(void) __attribute__((noreturn));
*
* Should be used everywhere where a test checks results.
*/
#define igt_assert(expr) do { if (!(expr)) __igt_fail_assert(99, __FILE__, __LINE__, __func__, #expr ); } while (0)
#define igt_assert(expr) \
do { if (!(expr)) \
__igt_fail_assert(99, __FILE__, __LINE__, __func__, #expr , NULL); \
} while (0)
#define igt_assert_f(expr, f...) \
do { if (!(expr)) \
__igt_fail_assert(99, __FILE__, __LINE__, __func__, #expr , f); \
} while (0)
/**
* igt_require - skip a (sub-)test if a condition is not met
*
@@ -187,7 +198,15 @@ void igt_exit(void) __attribute__((noreturn));
* code control flow.
*/
#define igt_require(expr) igt_skip_on(!(expr))
#define igt_skip_on(expr) do { if ((expr)) __igt_skip_check(__FILE__, __LINE__, __func__, #expr ); } while (0)
#define igt_skip_on(expr) \
do { if ((expr)) \
__igt_skip_check(__FILE__, __LINE__, __func__, #expr , NULL); \
} while (0)
#define igt_require_f(expr, f...) igt_skip_on_f(!(expr), f)
#define igt_skip_on_f(expr, f...) \
do { if ((expr)) \
__igt_skip_check(__FILE__, __LINE__, __func__, #expr , f); \
} while (0)
bool __igt_fixture(void);
void __igt_fixture_complete(void);