Some functions can return ERR_PTR(errval). Add a unit test macro to check that no error is returned in a pointer.
Signed-off-by: Simon Glass sjg@chromium.org ---
include/test/ut.h | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/include/test/ut.h b/include/test/ut.h index 5e5aa6c..da7c1a9 100644 --- a/include/test/ut.h +++ b/include/test/ut.h @@ -9,6 +9,8 @@ #ifndef __TEST_UT_H #define __TEST_UT_H
+#include <linux/err.h> + struct unit_test_state;
/** @@ -101,6 +103,19 @@ void ut_failf(struct unit_test_state *uts, const char *fname, int line, } \ }
+/* Assert that a pointer is not an error pointer */ +#define ut_assertok_ptr(expr) { \ + const void *val = (expr); \ + \ + if (IS_ERR(val)) { \ + ut_failf(uts, __FILE__, __LINE__, __func__, \ + #expr " = NULL", \ + "Expected pointer, got error %ld", \ + PTR_ERR(val)); \ + return CMD_RET_FAILURE; \ + } \ +} + /* Assert that an operation succeeds (returns 0) */ #define ut_assertok(cond) ut_asserteq(0, cond)