2 files changed, 21 insertions, 1 deletions
diff --git a/activesupport/test/core_ext/kernel_test.rb b/activesupport/test/core_ext/kernel_test.rb
new file mode 100644
index 0000000000..d757362243
--- /dev/null
+++ b/activesupport/test/core_ext/kernel_test.rb
@@ -0,0 +1,19 @@
+require 'test/unit'
+require File.dirname(__FILE__) + '/../../lib/active_support/core_ext/kernel'
+
+class KernelTest < Test::Unit::TestCase
+  def test_silence_warnings
+    silence_warnings { assert_nil $VERBOSE }
+    assert_equal 1234, silence_warnings { 1234 }
+  end
+
+  def test_silence_warnings_verbose_invariant
+    old_verbose = $VERBOSE
+    begin
+      silence_warnings { raise }
+      flunk
+    rescue
+      assert_equal old_verbose, $VERBOSE
+    end
+  end
+end
diff --git a/activesupport/test/core_ext/string_ext_test.rb b/activesupport/test/core_ext/string_ext_test.rb
index c1c1918817..15189a75b1 100644
--- a/activesupport/test/core_ext/string_ext_test.rb
+++ b/activesupport/test/core_ext/string_ext_test.rb
@@ -1,6 +1,7 @@
 require 'test/unit'
+require 'date'
 require File.dirname(__FILE__) + '/../../lib/active_support/core_ext/string'
-require File.dirname(__FILE__) + '/../../lib/active_support/misc'
+require File.dirname(__FILE__) + '/../../lib/active_support/core_ext/kernel'
 
 silence_warnings do
   require File.dirname(__FILE__) + '/../inflector_test'