class WebMock::Matchers::HashIncludingMatcher

github.com/rspec/rspec-mocks/blob/master/lib/rspec/mocks/argument_matchers.rb<br>this is a based on RSpec::Mocks::ArgumentMatchers::HashIncludingMatcher

def ==(actual) 

def ==(actual)
  super { |key, value| actual.key?(key) && value === actual[key] }
rescue NoMethodError
  false
end

def inspect 

def inspect
  "hash_including(#{@expected.inspect})"
end