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add a unit test for C99 compliant FLUID_SNPRINTF

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This commit is contained in:
derselbst 2018-05-17 14:56:55 +02:00
parent 75e168cb58
commit 04a5224eb9
2 changed files with 24 additions and 0 deletions
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1
test/CMakeLists.txt
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@ -14,6 +14,7 @@ ADD_FLUID_TEST(test_sfont_loading)
ADD_FLUID_TEST(test_sample_rate_change)
ADD_FLUID_TEST(test_preset_sample_loading)
ADD_FLUID_TEST(test_seqbind_unregister)
ADD_FLUID_TEST(test_snprintf)
if ( LIBSNDFILE_HASVORBIS )
ADD_FLUID_TEST(test_sf3_sfont_loading)

23
test/test_snprintf.c Normal file
View file

@ -0,0 +1,23 @@
#include "test.h"
#include "utils/fluidsynth_priv.h"
// this test makes sure FLUID_SNPRINTF uses a proper C99 compliant implementation
int main(void)
{
char buf[2+1];
int ret = FLUID_SNPRINTF(buf, sizeof(buf), "99");
TEST_ASSERT(ret == 2);
TEST_ASSERT(buf[2] == '\0');
ret = FLUID_SNPRINTF(buf, sizeof(buf), "999");
TEST_ASSERT(ret == 3);
// output truncated, buffer must be NULL terminated!
TEST_ASSERT(buf[2] == '\0');
return EXIT_SUCCESS;
}