# File lib/shoulda/assertions.rb, line 6
 6:     def assert_same_elements(a1, a2, msg = nil)
 7:       [:select, :inject, :size].each do |m|
 8:         [a1, a2].each {|a| assert_respond_to(a, m, "Are you sure that #{a.inspect} is an array?  It doesn't respond to #{m}.") }
 9:       end
10: 
11:       assert a1h = a1.inject({}) { |h,e| h[e] = a1.select { |i| i == e }.size; h }
12:       assert a2h = a2.inject({}) { |h,e| h[e] = a2.select { |i| i == e }.size; h }
13: 
14:       assert_equal(a1h, a2h, msg)
15:     end