ZeroDivisionError in code coverage calculation if no interesting lines found

[Felix Schwarz <felix.schwarz@…>]

[ERROR   ] Internal error in build step 'test'
Traceback (most recent call last):
  File "/usr/lib/python2.4/site-packages/bitten/slave.py", line 328, in _execute_step
    for type, category, generator, output in \
  File "/usr/lib/python2.4/site-packages/bitten/recipe.py", line 228, in execute
    ctxt.run(self, child.namespace, child.name, child.attr)
  File "/usr/lib/python2.4/site-packages/bitten/recipe.py", line 106, in run
    function(self, **args)
  File "/usr/lib/python2.4/site-packages/bitten/build/pythontools.py", line 403, in figleaf
    percentage = int(round(len(covered_lines) * 100 / len(interesting_lines)))
ZeroDivisionError: float division
[WARNING ] Stopping build due to failure 

This happens in a file like this:

# license header

__version__ = '1.0'
__name__ = 'foo'

FOO_VALUE = 42

Interesting lines is 0 but there are some lines in the coverage data.

[Felix Schwarz <felix.schwarz@…>]

skip file if no interesting lines were found

[osimons]

Makes sense. I'll commit the patch.

[osimons]

Thanks! Committed in [799]. Will merge to 0.6.x.