BuildEnvironment: use separate sets for procs and symbols

1 files changed, 4 insertions, 2 deletions

diff --git a/Library/Homebrew/test/test_build_environment.rb b/Library/Homebrew/test/test_build_environment.rb
index 6710662b5..31d3cb1cb 100644
--- a/Library/Homebrew/test/test_build_environment.rb
+++ b/Library/Homebrew/test/test_build_environment.rb
@@ -21,8 +21,10 @@ class BuildEnvironmentTests < Test::Unit::TestCase
   end
 
   def test_modify_build_environment
-    @env << Proc.new { 1 }
-    assert_equal 1, @env.modify_build_environment
+    @env << Proc.new { raise StandardError }
+    assert_raises(StandardError) do
+      @env.modify_build_environment
+    end
   end
 
   def test_marshal