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Documenting required imagick lib for screenshot comparison generate r…
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…efs #4087
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@mattab
mattab committed Oct 24, 2013
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Expand Up @@ -208,9 +208,12 @@ installed on your machine. You can download phantomjs [here](http://phantomjs.or
phantomjs is headless, so even if you're on a server without the X window system, you can still run the
UI tests.

To generate screenshots identical to those generated by Travis, installing fonts may be useful. On Ubuntu:
To generate screenshots identical to those generated by Travis, installing fonts may be useful.
Also you need to install Imagick compare to generate the "difference" screenshots which will show which pixels have changed.

$ sudo apt-get install ttf-mscorefonts-installer
On Ubuntu:

$ sudo apt-get install ttf-mscorefonts-installer imagemagick imagemagick-doc

In one case, removing this font was necessary to get tests to pass:

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