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Test charging error state when battery is detached

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This checks charge state machine goes into error state when battery is
not responding.

BUG=chrome-os-partner:19236
TEST=Pass sbs_charging test
BRANCH=None

Change-Id: I61970c4d88cbb0d6242613cdc87b88da7ae3f2f4
Signed-off-by: Vic Yang <victoryang@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/170753
Reviewed-by: Randall Spangler <rspangler@chromium.org>
This commit is contained in:
Vic Yang
2013-09-26 17:40:45 +08:00
committed by chrome-internal-fetch
parent 4de56d4a7f
commit 1b1bf3f03f
1 changed files with 15 additions and 0 deletions
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15
test/sbs_charging.c
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@@ -18,6 +18,7 @@
#include "util.h"
#define WAIT_CHARGER_TASK 500
#define BATTERY_DETACH_DELAY 35000
static int mock_ac_present = 1;
static int mock_chipset_state = CHIPSET_STATE_ON;
@@ -104,6 +105,20 @@ static int test_charge_state(void)
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
/* Detach battery, charging error */
ccprintf("[CHARGING TEST] Detach battery\n");
TEST_ASSERT(test_detach_i2c(I2C_PORT_BATTERY, BATTERY_ADDR) ==
EC_SUCCESS);
msleep(BATTERY_DETACH_DELAY);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_ERROR);
/* Attach battery again, charging */
ccprintf("[CHARGING TEST] Attach battery\n");
test_attach_i2c(I2C_PORT_HOST, BATTERY_ADDR);
state = wait_charging_state();
TEST_ASSERT(state == PWR_STATE_CHARGE);
/* Unplug AC, discharging at 1000mAh */
ccprintf("[CHARGING TEST] AC off\n");
mock_ac_present = 0;