diff options
Diffstat (limited to 'zephyr/test/drivers/src/isl923x.c')
| -rw-r--r-- | zephyr/test/drivers/src/isl923x.c | 32 |
1 files changed, 31 insertions, 1 deletions
diff --git a/zephyr/test/drivers/src/isl923x.c b/zephyr/test/drivers/src/isl923x.c index a2dd872c09..2753c12b26 100644 --- a/zephyr/test/drivers/src/isl923x.c +++ b/zephyr/test/drivers/src/isl923x.c @@ -537,6 +537,35 @@ static void test_discharge_on_ac(void) zassert_true((reg_value & ISL923X_C1_LEARN_MODE_ENABLE) == 0, NULL); } +static void test_get_vbus_voltage(void) +{ + const struct emul *isl923x_emul = ISL923X_EMUL; + struct i2c_emul *i2c_emul = isl923x_emul_get_i2c_emul(isl923x_emul); + int reg_values[] = { BIT(6), BIT(7), BIT(8), BIT(9), + BIT(10), BIT(11), BIT(12), BIT(13) }; + int voltage; + + /* Test fail to read the ADC vbus register */ + i2c_common_emul_set_read_fail_reg(i2c_emul, RAA489000_REG_ADC_VBUS); + zassert_equal(EC_ERROR_INVAL, + isl923x_drv.get_vbus_voltage(CHARGER_NUM, 0, &voltage), + NULL); + i2c_common_emul_set_read_fail_reg(i2c_emul, + I2C_COMMON_EMUL_NO_FAIL_REG); + + for (int i = 0; i < ARRAY_SIZE(reg_values); ++i) { + int expected_voltage = (reg_values[i] >> 6) * 96; + + isl923x_emul_set_adc_vbus(isl923x_emul, reg_values[i]); + zassert_ok(isl923x_drv.get_vbus_voltage(CHARGER_NUM, 0, + &voltage), + NULL); + zassert_equal(expected_voltage, voltage, + "Expected %dmV but got %dmV", expected_voltage, + voltage); + } +} + void test_suite_isl923x(void) { ztest_test_suite(isl923x, @@ -553,6 +582,7 @@ void test_suite_isl923x(void) ztest_unit_test(test_set_ac_prochot), ztest_unit_test(test_set_dc_prochot), ztest_unit_test(test_comparator_inversion), - ztest_unit_test(test_discharge_on_ac)); + ztest_unit_test(test_discharge_on_ac), + ztest_unit_test(test_get_vbus_voltage)); ztest_run_test_suite(isl923x); } |