diff options
Diffstat (limited to 'tests/vb2_common_tests.c')
| -rw-r--r-- | tests/vb2_common_tests.c | 28 |
1 files changed, 16 insertions, 12 deletions
diff --git a/tests/vb2_common_tests.c b/tests/vb2_common_tests.c index 4c033fbd..c7e99769 100644 --- a/tests/vb2_common_tests.c +++ b/tests/vb2_common_tests.c @@ -63,28 +63,32 @@ static void test_align(void) */ static void test_workbuf(void) { - uint64_t buf[8]; + uint64_t buf[8] __attribute__ ((aligned (VB2_WORKBUF_ALIGN))); uint8_t *p0 = (uint8_t *)buf, *ptr; struct vb2_workbuf wb; + /* NOTE: There are several magic numbers below which assume that + * VB2_WORKBUF_ALIGN == 16 */ + /* Init */ - vb2_workbuf_init(&wb, p0, 32); + vb2_workbuf_init(&wb, p0, 64); TEST_EQ(vb2_offset_of(p0, wb.buf), 0, "Workbuf init aligned"); - TEST_EQ(wb.size, 32, " size"); + TEST_EQ(wb.size, 64, " size"); - vb2_workbuf_init(&wb, p0 + 4, 32); - TEST_EQ(vb2_offset_of(p0, wb.buf), 8, "Workbuf init unaligned"); - TEST_EQ(wb.size, 28, " size"); + vb2_workbuf_init(&wb, p0 + 4, 64); + TEST_EQ(vb2_offset_of(p0, wb.buf), VB2_WORKBUF_ALIGN, + "Workbuf init unaligned"); + TEST_EQ(wb.size, 64 - VB2_WORKBUF_ALIGN + 4, " size"); vb2_workbuf_init(&wb, p0 + 2, 5); TEST_EQ(wb.size, 0, "Workbuf init tiny unaligned size"); /* Alloc rounds up */ - vb2_workbuf_init(&wb, p0, 32); + vb2_workbuf_init(&wb, p0, 64); ptr = vb2_workbuf_alloc(&wb, 22); TEST_EQ(vb2_offset_of(p0, ptr), 0, "Workbuf alloc"); - TEST_EQ(vb2_offset_of(p0, wb.buf), 24, " buf"); - TEST_EQ(wb.size, 8, " size"); + TEST_EQ(vb2_offset_of(p0, wb.buf), 32, " buf"); + TEST_EQ(wb.size, 32, " size"); vb2_workbuf_init(&wb, p0, 32); TEST_PTR_EQ(vb2_workbuf_alloc(&wb, 33), NULL, "Workbuf alloc too big"); @@ -97,12 +101,12 @@ static void test_workbuf(void) TEST_EQ(wb.size, 32, " size"); /* Realloc keeps same pointer as alloc */ - vb2_workbuf_init(&wb, p0, 32); + vb2_workbuf_init(&wb, p0, 64); vb2_workbuf_alloc(&wb, 6); ptr = vb2_workbuf_realloc(&wb, 6, 21); TEST_EQ(vb2_offset_of(p0, ptr), 0, "Workbuf realloc"); - TEST_EQ(vb2_offset_of(p0, wb.buf), 24, " buf"); - TEST_EQ(wb.size, 8, " size"); + TEST_EQ(vb2_offset_of(p0, wb.buf), 32, " buf"); + TEST_EQ(wb.size, 32, " size"); } int main(int argc, char* argv[]) |