remove call to undefined method assert_predicate

Charlie Somerville · Charlie Somerville · commit bcc062e817a9 · 2013-08-03T23:11:00.000-07:00
assert_predicate exists in whatever MiniTest is bundled with
Ruby 2.0, but not in MiniTest 2.5.1, which is what is bundled
with this particular Ruby
diff --git a/test/ruby/test_defined.rb b/test/ruby/test_defined.rb
@@ -88,7 +88,7 @@ def test_defined
 
   def test_defined_impl_specific
     feature7035 = '[ruby-core:47558]' # not spec
-    assert_predicate(defined?(Foo), :frozen?, feature7035)
+    assert(defined?(Foo).frozen?, feature7035)
     assert_same(defined?(Foo), defined?(Array), feature7035)
   end
 
