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tests: fuel_gauge: test negative current 

Validate that the SBS fuel gauge driver returns the expected values for
negative currents (discharging).

Signed-off-by: Jordan Yates <jordan@embeint.com>
This commit is contained in:
Jordan Yates 2024-11-12 11:00:42 +10:00 committed by Anas Nashif
parent 8345775de0
commit 8b69b79279
1 changed files with 18 additions and 1 deletions
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19
tests/drivers/fuel_gauge/sbs_gauge/src/test_sbs_gauge.c
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@ -206,7 +206,24 @@ ZTEST_USER_F(sbs_gauge_new_api, test_get_buffer_props__returns_ok)
ZTEST_USER_F(sbs_gauge_new_api, test_charging_5v_3a) ZTEST_USER_F(sbs_gauge_new_api, test_charging_5v_3a)
{ {
uint32_t expected_uV = 5000 * 1000; uint32_t expected_uV = 5000 * 1000;
uint32_t expected_uA = 3000 * 1000; int32_t expected_uA = 3000 * 1000;
union fuel_gauge_prop_val voltage;
union fuel_gauge_prop_val current;
zassume_ok(emul_fuel_gauge_set_battery_charging(fixture->sbs_fuel_gauge, expected_uV,
expected_uA));
zassert_ok(fuel_gauge_get_prop(fixture->dev, FUEL_GAUGE_VOLTAGE, &voltage));
zassert_ok(fuel_gauge_get_prop(fixture->dev, FUEL_GAUGE_CURRENT, &current));
zassert_equal(voltage.voltage, expected_uV, "Got %d instead of %d", voltage, expected_uV);
zassert_equal(current.current, expected_uA, "Got %d instead of %d", current, expected_uA);
}
ZTEST_USER_F(sbs_gauge_new_api, test_charging_5v_neg_1a)
{
uint32_t expected_uV = 5000 * 1000;
int32_t expected_uA = -1000 * 1000;
union fuel_gauge_prop_val voltage; union fuel_gauge_prop_val voltage;
union fuel_gauge_prop_val current; union fuel_gauge_prop_val current;