use values_matcher? insead of eql? to determine with matching

Author: Britni

lib/rspec/rails/matchers/be_a_new.rb

@@ -49,13 +49,13 @@ def attributes
 
         def attributes_match?(actual)
           attributes.stringify_keys.all? do |key, value|
-            actual.attributes[key].eql?(value) || (value.respond_to?(:expected, true) && actual.attributes[key].include?(value.expected))
+            values_match?(value, actual.attributes[key])
           end
         end
 
         def unmatched_attributes
           attributes.stringify_keys.reject do |key, value|
-            actual.attributes[key].eql?(value)
+            values_match?(value, actual.attributes[key])
           end
         end
       end

spec/rspec/rails/matchers/be_a_new_spec.rb

@@ -69,7 +69,7 @@ def new_record?; true; end
         context "one attribute is a composable matcher" do
           it "passes" do
             expect(record).to be_a_new(record.class).with(
-              :foo => a_string_matching("foo"))
+              :foo => a_string_including("foo"))
           end
 
           it "fails" do
@@ -111,8 +111,7 @@ def new_record?; true; end
                   :bar => a_string_matching("barn")
                 )
               }.to raise_error {|e|
-                expect(e.message).to match(/attributes \{.*\} were not set on #{Regexp.escape record.inspect}/)
-                expect(e.message).to match(/@expected="foo"/)
+                expect(e.message).to match(/attribute \{.*\} was not set on #{Regexp.escape record.inspect}/)
                 expect(e.message).to match(/@expected="barn"/)
               }
             end