diff options
Diffstat (limited to 'test/unit-tests.c')
| -rw-r--r-- | test/unit-tests.c | 33 |
1 files changed, 32 insertions, 1 deletions
diff --git a/test/unit-tests.c b/test/unit-tests.c index a983f3d..59b24dc 100644 --- a/test/unit-tests.c +++ b/test/unit-tests.c @@ -650,6 +650,36 @@ test_setup_sparse_region(void **state __attribute__((unused))) 0x2000, NULL, 0, mmap_areas, 2, 0)); } +static void +test_dma_map_sg(void **state __attribute__((unused))) +{ + vfu_ctx_t vfu_ctx = { 0 }; + size_t size = sizeof(dma_controller_t) + sizeof(dma_memory_region_t); + dma_controller_t *dma = alloca(size); + dma_sg_t sg = { .region = 1 }; + struct iovec iovec = { 0 }; + + memset(dma, 0, size); + dma->vfu_ctx = &vfu_ctx; + dma->nregions = 1; + + /* bad region */ + assert_int_equal(-EINVAL, dma_map_sg(dma, &sg, &iovec, 1)); + + /* w/o fd */ + sg.region = 0; + assert_int_equal(-EFAULT, dma_map_sg(dma, &sg, &iovec, 1)); + + /* w/ fd */ + dma->regions[0].virt_addr = (void*)0xdead0000; + sg.offset = 0x0000beef; + sg.length = 0xcafebabe; + assert_int_equal(0, dma_map_sg(dma, &sg, &iovec, 1)); + assert_int_equal(0xdeadbeef, iovec.iov_base); + assert_int_equal((int)0x00000000cafebabe, iovec.iov_len); + +} + /* * FIXME we shouldn't have to specify a setup function explicitly for each unit * test, cmocka should provide that. E.g. cmocka_run_group_tests enables us to @@ -681,7 +711,8 @@ int main(void) cmocka_unit_test_setup(test_device_get_info, setup), cmocka_unit_test_setup(test_get_region_info, setup), cmocka_unit_test_setup(test_setup_sparse_region, setup), - cmocka_unit_test_setup(test_dma_map_return_value, setup) + cmocka_unit_test_setup(test_dma_map_return_value, setup), + cmocka_unit_test_setup(test_dma_map_sg, setup) }; return cmocka_run_group_tests(tests, NULL, NULL); |