From a6cc5f6b28c003ae2fa60149d8593c4c8c097d0b Mon Sep 17 00:00:00 2001
From: Marvin Ramin <marvinramin@google.com>
Date: Thu, 26 Nov 2020 08:40:12 +0100
Subject: [PATCH] Add test validating CEC messages with unregistered source

Verify that CEC message validators are correctly validating messages
originating from an unregistered initiator for cases where this is
allowed.

Bug: 174279917
Test: atest HdmiCecMessageValidatorTest
Change-Id: Id718333422b897935b5efde6ed16dfd88e2d6120
---
 .../hdmi/HdmiCecMessageValidatorTest.java     | 24 +++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/services/tests/servicestests/src/com/android/server/hdmi/HdmiCecMessageValidatorTest.java b/services/tests/servicestests/src/com/android/server/hdmi/HdmiCecMessageValidatorTest.java
index 63d7dbd150314..24a0100396667 100644
--- a/services/tests/servicestests/src/com/android/server/hdmi/HdmiCecMessageValidatorTest.java
+++ b/services/tests/servicestests/src/com/android/server/hdmi/HdmiCecMessageValidatorTest.java
@@ -55,6 +55,30 @@ public class HdmiCecMessageValidatorTest {
         mHdmiCecMessageValidator = new HdmiCecMessageValidator(mHdmiControlService);
     }
 
+    @Test
+    public void isValid_unregisteredSource() {
+        // Message invokes a broadcast response
+        //   <Get Menu Language>
+        assertMessageValidity("F4:91").isEqualTo(OK);
+        //   <Request Active Source>
+        assertMessageValidity("FF:85").isEqualTo(OK);
+
+        // Message by CEC Switch
+        //   <Routing Change>
+        assertMessageValidity("FF:80:00:00:10:00").isEqualTo(OK);
+
+        //   <Routing Information>
+        assertMessageValidity("FF:81:10:00").isEqualTo(OK);
+
+        // Standby
+        assertMessageValidity("F4:36").isEqualTo(OK);
+        assertMessageValidity("FF:36").isEqualTo(OK);
+
+        // <Report Physical Address> / <Active Source>
+        assertMessageValidity("FF:84:10:00:04").isEqualTo(OK);
+        assertMessageValidity("FF:82:10:00").isEqualTo(OK);
+    }
+
     @Test
     public void isValid_giveDevicePowerStatus() {
         assertMessageValidity("04:8F").isEqualTo(OK);