Messages in this thread | | | From | Guenter Roeck <> | Date | Mon, 18 Jul 2022 06:36:35 -0700 | Subject | Re: [PATCH v2 09/10] platform/chrome: cros_ec_proto: add Kunit test for empty payload |
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On Sun, Jul 17, 2022 at 10:10 PM Tzung-Bi Shih <tzungbi@kernel.org> wrote: > > cros_ec_wait_until_complete() sends EC_CMD_GET_COMMS_STATUS which expects > to receive sizeof(struct ec_response_get_comms_status) from > cros_ec_xfer_command(). > > Add Kunit test and expect to receive an error code when > cros_ec_xfer_command() returns 0. > > Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
Reviewed-by: Guenter Roeck <groeck@chromium.org>
> --- > No changes from v1. > > drivers/platform/chrome/cros_ec_proto_test.c | 31 ++++++++++++++++++++ > 1 file changed, 31 insertions(+) > > diff --git a/drivers/platform/chrome/cros_ec_proto_test.c b/drivers/platform/chrome/cros_ec_proto_test.c > index fbb872040711..d76e09b8a36a 100644 > --- a/drivers/platform/chrome/cros_ec_proto_test.c > +++ b/drivers/platform/chrome/cros_ec_proto_test.c > @@ -1934,6 +1934,36 @@ static void cros_ec_proto_test_cmd_xfer_in_progress_return_error(struct kunit *t > KUNIT_EXPECT_EQ(test, cros_kunit_ec_pkt_xfer_mock_called, 2); > } > > +static void cros_ec_proto_test_cmd_xfer_in_progress_return0(struct kunit *test) > +{ > + struct cros_ec_proto_test_priv *priv = test->priv; > + struct cros_ec_device *ec_dev = &priv->ec_dev; > + struct ec_xfer_mock *mock; > + int ret; > + struct cros_ec_command msg; > + > + memset(&msg, 0, sizeof(msg)); > + > + ec_dev->pkt_xfer = cros_kunit_ec_pkt_xfer_mock; > + > + /* For the first host command to return EC_RES_IN_PROGRESS. */ > + { > + mock = cros_kunit_ec_xfer_mock_addx(test, 0, EC_RES_IN_PROGRESS, 0); > + KUNIT_ASSERT_PTR_NE(test, mock, NULL); > + } > + > + /* For EC_CMD_GET_COMMS_STATUS. */ > + { > + mock = cros_kunit_ec_xfer_mock_add(test, 0); > + KUNIT_ASSERT_PTR_NE(test, mock, NULL); > + } > + > + ret = cros_ec_cmd_xfer(ec_dev, &msg); > + KUNIT_EXPECT_EQ(test, ret, -EPROTO); > + > + KUNIT_EXPECT_EQ(test, cros_kunit_ec_pkt_xfer_mock_called, 2); > +} > + > static void cros_ec_proto_test_release(struct device *dev) > { > } > @@ -2013,6 +2043,7 @@ static struct kunit_case cros_ec_proto_test_cases[] = { > KUNIT_CASE(cros_ec_proto_test_cmd_xfer_in_progress_retries_status_processing), > KUNIT_CASE(cros_ec_proto_test_cmd_xfer_in_progress_xfer_error), > KUNIT_CASE(cros_ec_proto_test_cmd_xfer_in_progress_return_error), > + KUNIT_CASE(cros_ec_proto_test_cmd_xfer_in_progress_return0), > {} > }; > > -- > 2.37.0.170.g444d1eabd0-goog >
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