diff options
Diffstat (limited to 'zephyr/test/drivers/default/src/battery.c')
| -rw-r--r-- | zephyr/test/drivers/default/src/battery.c | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/zephyr/test/drivers/default/src/battery.c b/zephyr/test/drivers/default/src/battery.c new file mode 100644 index 0000000000..6b01a5ca39 --- /dev/null +++ b/zephyr/test/drivers/default/src/battery.c @@ -0,0 +1,41 @@ +/* Copyright 2021 The ChromiumOS Authors + * Use of this source code is governed by a BSD-style license that can be + * found in the LICENSE file. + */ + +#include <zephyr/kernel.h> +#include <zephyr/ztest.h> +#include <zephyr/drivers/gpio.h> +#include <zephyr/drivers/gpio/gpio_emul.h> + +#include "battery.h" +#include "test/drivers/test_state.h" + +#define GPIO_BATT_PRES_ODL_PATH DT_PATH(named_gpios, ec_batt_pres_odl) +#define GPIO_BATT_PRES_ODL_PORT DT_GPIO_PIN(GPIO_BATT_PRES_ODL_PATH, gpios) + +static void battery_after(void *data) +{ + const struct device *dev = + DEVICE_DT_GET(DT_GPIO_CTLR(GPIO_BATT_PRES_ODL_PATH, gpios)); + + /* Set default state (battery is present) */ + gpio_emul_input_set(dev, GPIO_BATT_PRES_ODL_PORT, 0); +} + +ZTEST_USER(battery, test_battery_is_present_gpio) +{ + const struct device *dev = + DEVICE_DT_GET(DT_GPIO_CTLR(GPIO_BATT_PRES_ODL_PATH, gpios)); + + zassert_not_null(dev, NULL); + /* ec_batt_pres_odl = 0 means battery present. */ + zassert_ok(gpio_emul_input_set(dev, GPIO_BATT_PRES_ODL_PORT, 0), NULL); + zassert_equal(BP_YES, battery_is_present(), NULL); + /* ec_batt_pres_odl = 1 means battery missing. */ + zassert_ok(gpio_emul_input_set(dev, GPIO_BATT_PRES_ODL_PORT, 1), NULL); + zassert_equal(BP_NO, battery_is_present(), NULL); +} + +ZTEST_SUITE(battery, drivers_predicate_post_main, NULL, NULL, battery_after, + NULL); |