# Test the performance of testing for equality in a class that includes
# a module and calls super on it. See if there is any difference between
# arg == Const and Const == arg for the runtimes.
#

require 'rubygems'
require 'benchmark'

A = 1
B = 2
C = 3
D = 4
E = 5
F = 6
G = 7
H = 8
I = 9

module Foo1
  def compare_it(val)
    A == val ||
    B == val
  end
end # Foo1

module Foo2
  def compare_it(val)
    val == A ||
    val == B
  end
end # Foo2

class Bar1
  include Foo1
  
  def compare_it(val)
    super ||
    C == val ||
    D == val ||
    E == val ||
    F == val ||
    G == val ||
    H == val ||
    I == val
  end
end # Bar1

class Bar2
  include Foo2
  
  def compare_it(val)
    super ||
    val == C ||
    val == D ||
    val == E ||
    val == F ||
    val == G ||
    val == H ||
    val == I
  end
end # Bar2

@bar1 = Bar1.new
@bar2 = Bar2.new

Iterations = 50_000_000

Benchmark.bmbm("== order comparison for speed".size) do |x|
  x.report("bar1 A in super:") do
    Iterations.times { @bar1.compare_it(1) }
  end

  x.report("bar2 A in super:") do
    Iterations.times { @bar2.compare_it(1) }
  end

  x.report("bar1 C:") do
    Iterations.times { @bar1.compare_it(3) }
  end

  x.report("bar2 C:") do
    Iterations.times { @bar2.compare_it(3) }
  end

  x.report("bar1 I:") do
    Iterations.times { @bar1.compare_it(9) }
  end

  x.report("bar2 I:") do
    Iterations.times { @bar2.compare_it(9) }
  end

end