Ignore ace mode warning while testing

lib/linguist/language.rb

@@ -267,6 +267,7 @@ module Linguist
     # Returns an Array of Languages.
     def self.ace_modes
       warn "This method will be deprecated in a future 5.x release. Every language now has an `ace_mode` set."
+      warn caller
       @ace_modes ||= all.select(&:ace_mode).sort_by { |lang| lang.name.downcase }
     end
 

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

@@ -345,9 +345,11 @@ class TestLanguage < Minitest::Test
   end
 
   def test_ace_modes
+    silence_warnings do
       assert Language.ace_modes.include?(Language['Ruby'])
       assert Language.ace_modes.include?(Language['FORTRAN'])
     end
+  end
 
   def test_codemirror_mode
     assert_equal 'clike', Language['C++'].codemirror_mode