diff options
Diffstat (limited to 'test/dm/core.c')
| -rw-r--r-- | test/dm/core.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/test/dm/core.c b/test/dm/core.c index e0c5b9e0017..7371d3ff426 100644 --- a/test/dm/core.c +++ b/test/dm/core.c @@ -1351,3 +1351,25 @@ static int dm_test_dev_get_mem(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_dev_get_mem, UTF_SCAN_FDT); + +/* Test uclass_try_first_device() */ +static int dm_test_try_first_device(struct unit_test_state *uts) +{ + struct udevice *dev; + + /* Check that it doesn't create a device or uclass */ + ut_assertnull(uclass_find(UCLASS_TEST)); + ut_assertnull(uclass_try_first_device(UCLASS_TEST)); + ut_assertnull(uclass_try_first_device(UCLASS_TEST)); + ut_assertnull(uclass_find(UCLASS_TEST)); + + /* Create a test device */ + ut_assertok(device_bind_by_name(uts->root, false, &driver_info_manual, + &dev)); + dev = uclass_try_first_device(UCLASS_TEST); + ut_assertnonnull(dev); + ut_asserteq(UCLASS_TEST, device_get_uclass_id(dev)); + + return 0; +} +DM_TEST(dm_test_try_first_device, 0); |