1 files changed, 3 insertions, 1 deletions
diff --git a/test/minitest/metametameta.rb b/test/minitest/metametameta.rb
index 035ee77ab4..609e551ff5 100644
--- a/test/minitest/metametameta.rb
+++ b/test/minitest/metametameta.rb
@@ -26,13 +26,15 @@ class MetaMetaMetaTestCase < MiniTest::Unit::TestCase
     output = @output.string.dup
     output.sub!(/Finished tests in .*/, "Finished tests in 0.00")
     output.sub!(/Loaded suite .*/, 'Loaded suite blah')
-    if /mswin|mingw/ =~ RUBY_PLATFORM
+
+    if windows? then
       output.gsub!(/\[(?:[A-Za-z]:)?[^\]:]+:\d+\]/, '[FILE:LINE]')
       output.gsub!(/^(\s+)(?:[A-Za-z]:)?[^:]+:\d+:in/, '\1FILE:LINE:in')
     else
       output.gsub!(/\[[^\]:]+:\d+\]/, '[FILE:LINE]')
       output.gsub!(/^(\s+)[^:]+:\d+:in/, '\1FILE:LINE:in')
     end
+
     assert_equal(expected, output)
   end