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[v4,3/3] cec: add invalid operand test for Audio Rate Control messages

Message ID b1a4ce191ad422e0f178101fe2e9ec73e4625048.1619060430.git.deborahbrouwer3563@gmail.com
State New
Headers show
Series cec: add tests to Audio Rate Control | expand

Commit Message

Deborah Brouwer April 22, 2021, 3:27 a.m. UTC 
Add a test in cec-compliance that sends an Audio Rate Control message
with an invalid operand. Check that it receives a Feature Abort reply
due to the invalid operand. Add a response in cec-follower to Feature
Abort due to an invalid operand.

Signed-off-by: Deborah Brouwer <deborahbrouwer3563@gmail.com>
---
 utils/cec-compliance/cec-test-audio.cpp | 25 +++++++++++++++++++++++++
 utils/cec-follower/cec-processing.cpp   |  4 ++++
 2 files changed, 29 insertions(+)
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Patch

diff --git a/utils/cec-compliance/cec-test-audio.cpp b/utils/cec-compliance/cec-test-audio.cpp
index e1386dbb..bdbcd178 100644
--- a/utils/cec-compliance/cec-test-audio.cpp
+++ b/utils/cec-compliance/cec-test-audio.cpp
@@ -895,6 +895,25 @@  static int audio_rate_ctl_active_sensing(struct node *node, unsigned me, unsigne
 	return OK_PRESUMED;
 }
 
+static int audio_rate_ctl_invalid(struct node *node, unsigned me, unsigned la, bool interactive)
+{
+	if (!node->remote[la].has_aud_rate)
+		return NOTAPPLICABLE;
+
+	struct cec_msg msg = {};
+
+	cec_msg_init(&msg, me, la);
+	cec_msg_set_audio_rate(&msg, 0xa); /* Invalid Audio Rate Control message operand */
+	fail_on_test(!transmit_timeout(node, &msg));
+	fail_on_test(timed_out(&msg));
+	fail_on_test(!cec_msg_status_is_abort(&msg));
+	if (abort_reason(&msg) != CEC_OP_ABORT_INVALID_OP) {
+		warn("Expected Feature Abort [Invalid operand]\n");
+		return FAIL;
+	}
+	return OK;
+}
+
 const vec_remote_subtests audio_rate_ctl_subtests{
 	{
 		"Set Audio Rate",
@@ -908,4 +927,10 @@  const vec_remote_subtests audio_rate_ctl_subtests{
 		CEC_LOG_ADDR_MASK_TUNER | CEC_LOG_ADDR_MASK_AUDIOSYSTEM,
 		audio_rate_ctl_active_sensing,
 	},
+	{
+		"Audio Rate Invalid Operand",
+		CEC_LOG_ADDR_MASK_PLAYBACK | CEC_LOG_ADDR_MASK_RECORD |
+		CEC_LOG_ADDR_MASK_TUNER | CEC_LOG_ADDR_MASK_AUDIOSYSTEM,
+		audio_rate_ctl_invalid,
+	},
 };
diff --git a/utils/cec-follower/cec-processing.cpp b/utils/cec-follower/cec-processing.cpp
index fc0d5df0..93db4059 100644
--- a/utils/cec-follower/cec-processing.cpp
+++ b/utils/cec-follower/cec-processing.cpp
@@ -814,6 +814,10 @@  static void processMsg(struct node *node, struct cec_msg &msg, unsigned me)
 			aud_rate_msg_interval_check(msg.rx_ts, node->state.last_aud_rate_rx_ts);
 			node->state.last_aud_rate_rx_ts = msg.rx_ts;
 			return;
+		default:
+			cec_msg_reply_feature_abort(&msg, CEC_OP_ABORT_INVALID_OP);
+			transmit(node, &msg);
+			break;
 		}
 		break;