There should be eight numbered lines below, all identical except for the numbering, which should match the description.

This should be line one.
2. This should be line two.
3. This should
be line three.
4. This should be line four.
FAIL: This text should not appear.
5. This should be line five. FAIL: This text should not appear.
6. This should be line six. 7. This should be line seven. 8. This should be line eight.