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/* Copyright 2023 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/devicetree.h>
#include <zephyr/fff.h>
#include <zephyr/ztest.h>
#include <charger.h>
#include <cros_cbi.h>
#include <hooks.h>
FAKE_VALUE_FUNC(int, cros_cbi_get_fw_config, enum cbi_fw_config_field_id,
uint32_t *);
FAKE_VOID_FUNC(chg_enable_alternate_test, int);
void alt_charger_init(void);
static bool alt_charger;
static int cros_cbi_get_fw_config_mock(enum cbi_fw_config_field_id field_id,
uint32_t *value)
{
if (field_id != FW_CHARGER)
return -EINVAL;
*value = alt_charger ? FW_CHARGER_ISL9538 : FW_CHARGER_ISL9241;
return 0;
}
static void alt_charger_before(void *fixture)
{
ARG_UNUSED(fixture);
RESET_FAKE(cros_cbi_get_fw_config);
RESET_FAKE(chg_enable_alternate_test);
cros_cbi_get_fw_config_fake.custom_fake = cros_cbi_get_fw_config_mock;
}
ZTEST_SUITE(alt_charger, NULL, NULL, alt_charger_before, NULL, NULL);
ZTEST(alt_charger, normal_charger)
{
alt_charger = false;
alt_charger_init();
/* Test that the alternative charger wasn't enabled. */
zassert_equal(chg_enable_alternate_test_fake.call_count, 0);
}
ZTEST(alt_charger, alt_charger)
{
alt_charger = true;
alt_charger_init();
zassert_equal(chg_enable_alternate_test_fake.call_count, 1);
zassert_equal(chg_enable_alternate_test_fake.arg0_val, 0);
}
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