Rails env for empty string env vars #27399
I've got a weird issue where
I've added 2 tests with
This is my first commit to rails repo and I tried to follow the guidelines for contributing. I skipped some steps that seems irrelevant but if I'm missing any step please let me know.
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hm... there's a travis error for mysql2, not sure what happened? I don't think it's relevant to my changes though, coz I can't see the commit e3bcbdc breaking anything. Could anyone help and have a look at that error please? Thanks heaps!
…NV` is an empty string Follow up of rails#27399.