tests: cleanup some unused variable warnings
commit2dedd116c95c5e675f37b053a8f09c8b3a294db6
authorEric Wong <e@80x24.org>
Fri, 22 Dec 2017 02:33:48 +0000 (22 02:33 +0000)
committerEric Wong <e@80x24.org>
Fri, 22 Dec 2017 03:14:34 +0000 (22 03:14 +0000)
tree122d20722a6b268ea1fa1a1f23d9a32e93c0df36
parent30e3c6abe542c6a9f5955e1d65896a0c3bab534f
tests: cleanup some unused variable warnings

Add a new "check-warnings" target to the GNUmakefile to make
checking for this easier.  Warnings aren't fatal, and newer
versions of Ruby tend to increase warnings.
GNUmakefile
test/unit/test_droplet.rb
test/unit/test_request.rb