[rspec-users] Comparing files

[Ben Lovell]

Cyclic redundancy check (crc)

Sent from my iPhone

On 10 Dec 2010, at 15:56, Matt Wynne <matt at mattwynne.net> wrote:

> Hello folks,
> 
> I'm writing some tests for file upload code. The files are binary, images mostly. I'm futzing around a bit, trying to figure out how to assert that the uploaded file is the same as some golden master. If I do this:
> 
> File.read(uploaded_file_path).should == File.read(path_to_expected_file)
> 
> Then when it fails, I get an ugly diff of the difference between the binary files. So I'm about to invent something of my own. Has anyone got a good pattern for doing this already?
> 
> cheers,
> Matt
> 
> matt at mattwynne.net
> 07974 430184
> 
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