Add fixtures for graphics tests

[AristurtleDev]

Description

Adds graphic test fixture to aid in testing graphic resources in unit tests that require a graphics device to be created.

Checklist

Please read and check the following items. Pull requests will not be reviewed if all items are not checked.

• I have verified that there are no existing pull requests that would overlap with this pull request.
• I have verified that I am following the guidelines as outlined in this project's contribution policy
• I have verified that this pull request adheres to this project's code of conduct.
• I have written a descriptive title for this pull request.
• I have provided appropriate test coverage were applicable.