Test coverage

Add two tests for Complex that cover areas missing in code coverage

Before:
```
Code Coverage Report:
  2014-11-06 21:50:47

 Summary:
  Classes: 97.92% (47/48)
  Methods: 98.99% (197/199)
  Lines:   99.72% (714/716)
```

After:
```
Code Coverage Report:
  2014-11-06 21:51:23

 Summary:
  Classes: 100.00% (48/48)
  Methods: 100.00% (199/199)
  Lines:   100.00% (716/716)
```