SciTools/iris — pull request #772 by pp-mo (2013-09-24 14:13:08+00:00)
Title: Replace use of zlib.crc32 in test_analysis with values test

... , so errors are less opaque.

Previously, anything that affected the cube resulted in this 'just failing', which was not that helpful.
Replaced with assertArrayAllClose so you can actually see what values may have changed.