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Subject[PATCH 7/7] platform/chrome: cros_ec_proto: add Kunit test for cros_ec_cmd()
Date
cros_ec_cmd() is a wrapper of cros_ec_cmd_xfer_status().

Add Kunit test for cros_ec_cmd().

Signed-off-by: Tzung-Bi Shih <tzungbi@kernel.org>
---
drivers/platform/chrome/cros_ec_proto_test.c | 48 ++++++++++++++++++++
1 file changed, 48 insertions(+)

diff --git a/drivers/platform/chrome/cros_ec_proto_test.c b/drivers/platform/chrome/cros_ec_proto_test.c
index 6b26ce3104f4..2ff2783fedfb 100644
--- a/drivers/platform/chrome/cros_ec_proto_test.c
+++ b/drivers/platform/chrome/cros_ec_proto_test.c
@@ -2592,6 +2592,53 @@ static void cros_ec_proto_test_get_sensor_count_legacy(struct kunit *test)
}
}

+static void cros_ec_proto_test_ec_cmd(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;
+ u8 out[3], in[2];
+
+ ec_dev->max_request = 0xff;
+ ec_dev->max_response = 0xee;
+
+ out[0] = 0xdd;
+ out[1] = 0xcc;
+ out[2] = 0xbb;
+
+ {
+ u8 *data;
+
+ mock = cros_kunit_ec_xfer_mock_add(test, 2);
+ KUNIT_ASSERT_PTR_NE(test, mock, NULL);
+
+ data = (u8 *)mock->o_data;
+ data[0] = 0xaa;
+ data[1] = 0x99;
+ }
+
+ ret = cros_ec_cmd(ec_dev, 0x88, 0x77, out, ARRAY_SIZE(out), in, ARRAY_SIZE(in));
+ KUNIT_EXPECT_EQ(test, ret, 2);
+
+ {
+ u8 *data;
+
+ mock = cros_kunit_ec_xfer_mock_next();
+ KUNIT_EXPECT_PTR_NE(test, mock, NULL);
+
+ KUNIT_EXPECT_EQ(test, mock->msg.version, 0x88);
+ KUNIT_EXPECT_EQ(test, mock->msg.command, 0x77);
+ KUNIT_EXPECT_EQ(test, mock->msg.insize, ARRAY_SIZE(in));
+ KUNIT_EXPECT_EQ(test, mock->msg.outsize, ARRAY_SIZE(out));
+
+ data = (u8 *)mock->i_data;
+ KUNIT_EXPECT_EQ(test, data[0], 0xdd);
+ KUNIT_EXPECT_EQ(test, data[1], 0xcc);
+ KUNIT_EXPECT_EQ(test, data[2], 0xbb);
+ }
+}
+
static void cros_ec_proto_test_release(struct device *dev)
{
}
@@ -2690,6 +2737,7 @@ static struct kunit_case cros_ec_proto_test_cases[] = {
KUNIT_CASE(cros_ec_proto_test_get_sensor_count_normal),
KUNIT_CASE(cros_ec_proto_test_get_sensor_count_xfer_error),
KUNIT_CASE(cros_ec_proto_test_get_sensor_count_legacy),
+ KUNIT_CASE(cros_ec_proto_test_ec_cmd),
{}
};

--
2.37.0.rc0.104.g0611611a94-goog
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