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-rw-r--r--test/usb_common_test.c74
1 files changed, 74 insertions, 0 deletions
diff --git a/test/usb_common_test.c b/test/usb_common_test.c
new file mode 100644
index 0000000000..d054f4ead2
--- /dev/null
+++ b/test/usb_common_test.c
@@ -0,0 +1,74 @@
+/* Copyright 2019 The Chromium OS Authors. All rights reserved.
+ * Use of this source code is governed by a BSD-style license that can be
+ * found in the LICENSE file.
+ *
+ * Test USB common module.
+ */
+#include "test_util.h"
+#include "usb_common.h"
+
+int test_pd_get_cc_state(void)
+{
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_RP_3_0),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_RP_1_5),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_RP_DEF),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_1_5, TYPEC_CC_VOLT_RP_3_0),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_1_5, TYPEC_CC_VOLT_RP_1_5),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_1_5, TYPEC_CC_VOLT_RP_DEF),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_DEF, TYPEC_CC_VOLT_RP_3_0),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_DEF, TYPEC_CC_VOLT_RP_1_5),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_DEF, TYPEC_CC_VOLT_RP_DEF),
+ PD_CC_DFP_DEBUG_ACC, "%d");
+
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_3_0, TYPEC_CC_VOLT_OPEN),
+ PD_CC_DFP_ATTACHED, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_1_5, TYPEC_CC_VOLT_OPEN),
+ PD_CC_DFP_ATTACHED, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RP_DEF, TYPEC_CC_VOLT_OPEN),
+ PD_CC_DFP_ATTACHED, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_RP_3_0),
+ PD_CC_DFP_ATTACHED, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_RP_1_5),
+ PD_CC_DFP_ATTACHED, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_RP_DEF),
+ PD_CC_DFP_ATTACHED, "%d");
+
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_RD),
+ PD_CC_UFP_DEBUG_ACC, "%d");
+
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_RA),
+ PD_CC_UFP_ATTACHED, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RD, TYPEC_CC_VOLT_OPEN),
+ PD_CC_UFP_ATTACHED, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RA, TYPEC_CC_VOLT_RD),
+ PD_CC_UFP_ATTACHED, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_RD),
+ PD_CC_UFP_ATTACHED, "%d");
+
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RA, TYPEC_CC_VOLT_RA),
+ PD_CC_UFP_AUDIO_ACC, "%d");
+
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_OPEN),
+ PD_CC_NONE, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_OPEN, TYPEC_CC_VOLT_RA),
+ PD_CC_NONE, "%d");
+ TEST_EQ(pd_get_cc_state(TYPEC_CC_VOLT_RA, TYPEC_CC_VOLT_OPEN),
+ PD_CC_NONE, "%d");
+
+ return EC_SUCCESS;
+}
+
+void run_test(void)
+{
+ RUN_TEST(test_pd_get_cc_state);
+
+ test_print_result();
+}