add system test to verify publishing a retained message to aws

Signed-off-by: reubenmiller <reuben.d.miller@gmail.com>

Author: reubenmiller

tests/RobotFramework/requirements/requirements.txt

@@ -2,7 +2,7 @@ paho-mqtt~=1.6.1
 python-dotenv~=1.0.0
 robotframework~=7.0.0
 robotframework-c8y @ git+https://github.com/thin-edge/robotframework-c8y.git@0.46.2
-robotframework-aws @ git+https://github.com/thin-edge/robotframework-aws.git@0.0.10
+robotframework-aws @ git+https://github.com/thin-edge/robotframework-aws.git@0.0.11
 robotframework-debuglibrary~=2.5.0
 robotframework-jsonlibrary~=0.5
 robotframework-pabot~=2.18.0

tests/RobotFramework/tests/aws/aws_server_certificates.robot

@@ -52,6 +52,12 @@ Connect using certificates generated by AWS
     ${messages}=    AWS.Should Have MQTT Messages    topic=${cloud_topic}    min_count=1
     Should Not Be Empty    ${messages}
 
+    # Check publishing a retained message
+    Execute Command    tedge mqtt pub --retain aws/td/some/custom/message '{"text":"publishing directly to aws"}'
+    ${messages}=    AWS.Should Have MQTT Messages    topic=thinedge/${DEVICE_SN}/td/some/custom/message    min_count=1
+    Should Not Be Empty    ${messages}
+    ThinEdgeIO.Service Health Status Should Be Up    tedge-mapper-aws
+
     # Send data to thin-edge.io
     ${cloud_cmd_topic}=    AWS.Get Cloud Command Topic    ${DEVICE_SN}    topic_suffix=foo/bar
     AWS.Publish MQTT Message    ${cloud_cmd_topic}    {"some":"payload"}