test_gpg: tweak rmtree usage

Swats away this annoying warning when the test is skipped due to GPG being
unavailable:

```
  1) Skipped:
GpgTest#test_create_test_key:
GPG Unavailable

Error:
GpgTest#test_create_test_key:
NoMethodError: undefined method `rmtree' for nil:NilClass
    /usr/local/Library/Homebrew/test/test_gpg.rb:11:in `teardown'
```

Closes #675.

Signed-off-by: Dominyk Tiller <dominyktiller@gmail.com>
This commit is contained in:
Dominyk Tiller 2016-08-13 01:22:30 +01:00
parent 13dcdb3098
commit 36b0666f25
No known key found for this signature in database
GPG Key ID: FE19AEFCF658C6F6

View File

@ -7,10 +7,6 @@ class GpgTest < Homebrew::TestCase
@dir = Pathname.new(mktmpdir)
end
def teardown
@dir.rmtree
end
def test_create_test_key
Dir.chdir(@dir) do
with_environment("HOME" => @dir) do
@ -18,5 +14,7 @@ class GpgTest < Homebrew::TestCase
assert_predicate @dir/".gnupg/secring.gpg", :exist?
end
end
ensure
@dir.rmtree
end
end