Try to workaround gem packaging shenanigans

1 files changed, 7 insertions, 2 deletions

diff --git a/Library/Homebrew/cmd/test.rb b/Library/Homebrew/cmd/test.rb
index 35d7fb1e0..f1b9967f4 100644
--- a/Library/Homebrew/cmd/test.rb
+++ b/Library/Homebrew/cmd/test.rb
@@ -9,14 +9,19 @@ module Homebrew
       gem "minitest", "< 5.0.0"
     rescue Gem::LoadError
       require "test/unit/assertions"
-      FailedAssertion = Test::Unit::AssertionFailedError
     else
       require "minitest/unit"
       require "test/unit/assertions"
-      FailedAssertion = MiniTest::Assertion
     end
   else
     require "test/unit/assertions"
+  end
+
+  if defined?(MiniTest::Assertion)
+    FailedAssertion = MiniTest::Assertion
+  elsif defined?(Minitest::Assertion)
+    FailedAssertion = Minitest::Assertion
+  else
     FailedAssertion = Test::Unit::AssertionFailedError
   end