Ignore ace mode warning while testing

test/helper.rb

@@ -35,3 +35,11 @@ def sample_blob_memory(name)
   content = File.read(filepath)
   Linguist::Blob.new(name, content)
 end
+
+def silence_warnings
+  original_verbosity = $VERBOSE
+  $VERBOSE = nil
+  yield
+ensure
+  $VERBOSE = original_verbosity
+end

test/test_blob.rb

@@ -3,14 +3,6 @@ require_relative "./helper"
 class TestBlob < Minitest::Test
   include Linguist
 
-  def silence_warnings
-    original_verbosity = $VERBOSE
-    $VERBOSE = nil
-    yield
-  ensure
-    $VERBOSE = original_verbosity
-  end
-
   def setup
     silence_warnings do
       # git blobs are normally loaded as ASCII-8BIT since they may contain data

test/test_language.rb

@@ -345,8 +345,10 @@ class TestLanguage < Minitest::Test
   end
 
   def test_ace_modes
-    assert Language.ace_modes.include?(Language['Ruby'])
-    assert Language.ace_modes.include?(Language['FORTRAN'])
+    silence_warnings do
+      assert Language.ace_modes.include?(Language['Ruby'])
+      assert Language.ace_modes.include?(Language['FORTRAN'])
+    end
   end
 
   def test_codemirror_mode