aws-cloudformation / aws-cloudformation/cloudformation-coverage-roadmap

Incorrect drift for `ListenerArn` in `GlobalAcceleratorEndpointGroup`

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Description

### Name of the resource

AWS::GlobalAccelerator::EndpointGroup

### Issue Description

CloudFormation reports incorrect drift for [`ListenerArn` property](https://docs.aws.amazon.com/AWSCloudFormation/latest/UserGuide/aws-resource-globalaccelerator-endpointgroup.html#cfn-globalaccelerator-endpointgroup-listenerarn) in `GlobalAcceleratorEndpointGroup`.

It is required, however it is not reported in the drift.

### Expected Behavior

The property is not reported in the drift.

### Observed Behavior

The property is reported in the drift.

### Test Cases

Create a `GlobalAcceleratorEndpointGroup` and then run a drift detection.

### Other Details

_No response_

Contributor guide

Open the contributing guide

Research direction

Start with the AWS::GlobalAccelerator::EndpointGroup resource and its ListenerArn property, then reproduce the issue by creating a GlobalAcceleratorEndpointGroup and running drift detection. Clarify the contradictory expected and observed behavior, and consider the issue done when drift reports the required property correctly.

Written by the indexing model from the issue text.

Assessment

Tech stack
aws
Domain
cloud, infrastructure
Issue type
Bug
Difficulty
3/5
Estimated time
1-2 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
35/100

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