* Affected-Files mode
1. Modified one file in a Git working copy
2. Ran `arc unit --trace`
3. Saw it properly running `lein midje`
4. Confirmed the JUnit XML files were created and that the test results were correct
5. Repeated the same with two modified files at the same time
* Everything mode
1. Ran `arc unit --trace --everything`
2. Saw it properly running `lein midje`
3. Confirmed the JUnit XML files were created and that the test results were correct