# File lib/merb-core/test/matchers/route_matchers.rb, line 99
    def matches?(parameter_hash)
      @actual = parameter_hash.dup.except(:controller, :action)

      return @actual.empty? if @expected.empty?
      @expected.all? {|(k, v)| @actual.has_key?(k) && @actual[k] == v}
    end