[Integration] Don't copare diff files if they are equal

spec/integration.rb

@@ -191,7 +191,9 @@ def yaml_should_match(expected, produced)
   # Remove CocoaPods version
   expected_yaml.delete('COCOAPODS')
   produced_yaml.delete('COCOAPODS')
+
   desc = []
+  unless expected_yaml == produced_yaml
     desc << "YAML comparison error `#{expected}`"
 
     desc << ("--- YAML DIFF " << "-" * 65)
@@ -212,6 +214,7 @@ def yaml_should_match(expected, produced)
     diff.gsub!("$expected", "expected".red)
     desc << diff
     desc << ("--- END " << "-" * 70)
+  end
 
   expected_yaml.should.satisfy(desc * "\n\n") do
     if RUBY_VERSION < "1.9"
@@ -255,6 +258,7 @@ end
 def file_should_match(expected, produced)
   is_equal = FileUtils.compare_file(expected, produced)
   description = []
+  unless is_equal
     description << "File comparison error `#{expected}`"
     description << ""
     description << ("--- DIFF " << "-" * 70)
@@ -267,6 +271,7 @@ def file_should_match(expected, produced)
     end
     description << ("--- END " << "-" * 70)
     description << ""
+  end
   is_equal.should.satisfy(description * "\n") do
     is_equal == true
   end