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tests: devicetree: devices: add test for DEVICE_DT_GET_OR_NULL

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Add a unit test to verify the correct behavior of the
DEVICE_DT_GET_OR_NULL macro.

Signed-off-by: Gerard Marull-Paretas <gerard.marull@nordicsemi.no>
This commit is contained in:
Gerard Marull-Paretas 2021-09-08 10:44:25 +02:00 • committed by Christopher Friedt
commit 1face7731a
1 changed files with 13 additions and 1 deletions
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14
tests/lib/devicetree/devices/src/main.c
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@ -211,6 +211,17 @@ static void test_supports(void)
zassert_true(check_handle(DEV_HDL(TEST_DEVB), hdls, nhdls), NULL); zassert_true(check_handle(DEV_HDL(TEST_DEVB), hdls, nhdls), NULL);
} }
static void test_get_or_null(void)
{
const struct device *dev;
dev = DEVICE_DT_GET_OR_NULL(TEST_DEVA);
zassert_not_equal(dev, NULL, NULL);
dev = DEVICE_DT_GET_OR_NULL(non_existing_node);
zassert_equal(dev, NULL, NULL);
}
void test_main(void) void test_main(void)
{ {
size_t ndevs; size_t ndevs;
@ -221,7 +232,8 @@ void test_main(void)
ztest_test_suite(devicetree_driver, ztest_test_suite(devicetree_driver,
ztest_unit_test(test_init_order), ztest_unit_test(test_init_order),
ztest_unit_test(test_requires), ztest_unit_test(test_requires),
ztest_unit_test(test_supports) ztest_unit_test(test_supports),
ztest_unit_test(test_get_or_null)
); );
ztest_run_test_suite(devicetree_driver); ztest_run_test_suite(devicetree_driver);
} }