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tests: device: add two more error case testing

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1. Add a null dynamic name testing for device_get_binding().
2. Add a driver which initialization failed in SYS_INIT.

Signed-off-by: Enjia Mai <enjiax.mai@intel.com>
This commit is contained in:
Enjia Mai 2020-12-22 13:35:05 +08:00 • committed by Anas Nashif
commit 07d67c1bd4
1 changed files with 30 additions and 0 deletions
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30
tests/kernel/device/src/main.c
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@ -110,6 +110,26 @@ static void test_bogus_dynamic_name(void)
zassert_true(mux == NULL, NULL);
}
/**
* @brief Test device binding for passing null name
*
* Validates device binding for device object when given dynamic name is null.
*
* @see device_get_binding(), DEVICE_DEFINE()
*/
static void test_null_dynamic_name(void)
{
#if CONFIG_USERSPACE
const struct device *mux;
char *drv_name = NULL;
mux = device_get_binding(drv_name);
zassert_equal(mux, 0, NULL);
#else
ztest_test_skip();
#endif
}
static struct init_record {
bool pre_kernel;
bool is_in_isr;
@ -152,6 +172,15 @@ SYS_INIT(pre2_fn, PRE_KERNEL_2, 0);
SYS_INIT(post_fn, POST_KERNEL, 0);
SYS_INIT(app_fn, APPLICATION, 0);
/* This is an error case which driver initializes failed in SYS_INIT .*/
static int null_driver_init(const struct device *dev)
{
ARG_UNUSED(dev);
return -EINVAL;
}
SYS_INIT(null_driver_init, POST_KERNEL, 0);
/**
* @brief Test detection of initialization before kernel services available.
*
@ -446,6 +475,7 @@ void test_main(void)
ztest_unit_test(test_enable_and_disable_automatic_idle_pm),
ztest_unit_test(test_pre_kernel_detection),
ztest_user_unit_test(test_bogus_dynamic_name),
ztest_user_unit_test(test_null_dynamic_name),
ztest_user_unit_test(test_dynamic_name),
ztest_unit_test(test_device_init_level),
ztest_unit_test(test_device_init_priority),