This gist contains the code for the test stage of the AWS CodePipeline pipeline, which is in the Resources section of template.yaml in the blog-create-and-test-evergreen-golden-amis repository.

blog-create-and-test-evergreen-golden-amis-template-resources-codepipeline-test-stage.yaml

-
          Name: Test
          Actions:
            - 
              Name: Test
              ActionTypeId:
                Category: Test
                Owner: AWS
                Provider: CodeBuild
                Version: 1
              Configuration:
                BatchEnabled: False
                CombineArtifacts: False
                ProjectName: !Join [ '_', [ !Ref CodeBuildProjectName, 'Testing' ] ]
                EnvironmentVariables: 
                  !Join
                    - ''
                    - - '[{"name": "GOLDEN_AMI_ID", '
                      - '"value": "'
                      - '#{BuildVariables.GOLDEN_AMI_ID}", '
                      - '"type": "PLAINTEXT"}, '
                      - '{"name": "SUBNET_ID", '
                      - '"value": "'
                      - !Ref TestSubnetId
                      - '", "type": "PLAINTEXT"}, '
                      - '{"name": "SECURITY_GROUP_ID", '
                      - '"value": "'
                      - !Ref TestSecurityGroupId
                      - '", "type": "PLAINTEXT"}, '
                      - '{"name": "TEST_EC2_INSTANCE_PROFILE", '
                      - '"value": "'
                      - !Ref TestEC2InstanceProfile
                      - '", "type": "PLAINTEXT"}, '
                      - '{"name": "TEST_REPORT_S3_BUCKET", '
                      - '"value": "'
                      - !Ref CodePipelineArtifactStoreS3Bucket
                      - '", "type": "PLAINTEXT"}, '
                      - '{"name": "SNS_TOPIC_ARN", '
                      - '"value": "'
                      - !Ref EvergreenAMISNSTopic
                      - '", "type": "PLAINTEXT"}, '
                      - '{"name": "TEST_CFN_STACK_NAME", '
                      - '"value": "Golden-Ami-Test-Stack", '
                      - '"type": "PLAINTEXT"}]'
              InputArtifacts:
                - Name: !Join [ '-', [ !Ref 'AWS::StackName', 'SourceArtifact' ] ]
              OutputArtifacts:
                - Name: !Join [ '-', [ !Ref 'AWS::StackName', 'TestArtifact' ] ]
              Namespace: TestVariables
              RunOrder: 3