square/robolectric — comment on commit 22620972476fe402f0738da77b01ad1998497c14
File: src/test/resources/res/values/attrs.xml line 19
By eburke:

I'm not familiar with format="value". We should mimic what happens in real Android attrs.xml files:

format="string"
format="reference"
format="color"
format="boolean"