Improve subtest code output

[junedev]

Fixes #51

[coveralls]

Pull Request Test Coverage Report for Build 1331871683

• 0 of 0 changed or added relevant lines in 0 files are covered.
• No unchanged relevant lines lost coverage.
• Overall coverage remained the same at 79.31%

---

Totals
Change from base Build 1329576424:	0.0%
Covered Lines:	23
Relevant Lines:	29

---

💛 - Coveralls

[ekingery]

Excellent work here, thanks for the improvements @junedev!