tests: enforce `super` in lifecycle hooks

This will allow us to have global setup and teardown for tests.

For example, we can automatically clear caches after each test, to avoid
annoying intermittent failures like #1879 and #1886.

1 files changed, 2 insertions, 0 deletions

diff --git a/Library/Homebrew/test/cleanup_test.rb b/Library/Homebrew/test/cleanup_test.rb
index bb8e1cdc6..e27439e07 100644
--- a/Library/Homebrew/test/cleanup_test.rb
+++ b/Library/Homebrew/test/cleanup_test.rb
@@ -14,6 +14,7 @@ end
 
 class CleanupTests < Homebrew::TestCase
   def setup
+    super
     @ds_store = Pathname.new "#{HOMEBREW_PREFIX}/Library/.DS_Store"
     FileUtils.touch @ds_store
   end
@@ -22,6 +23,7 @@ class CleanupTests < Homebrew::TestCase
     FileUtils.rm_f @ds_store
     ARGV.delete "--dry-run"
     ARGV.delete "--prune=all"
+    super
   end
 
   def test_cleanup