rubyx/stash/parfait/test_integer.rb

require_relative 'helper'

class TestPutiRT < MiniTest::Test
  include ParfaitTests

  def test_mod4_2
    @main = "return 2.mod4()"
    check 2 % 4
  end
  def test_mod4_3
    @main = "return 3.mod4()"
    check 3 % 4
  end
  def test_mod4_4
    @main = "return 4.mod4()"
    check 4 % 4
  end
  def test_mod4_5
    @main = "return 5.mod4()"
    check 5 % 4
  end
  def test_mod4_12
    @main = "return 12.mod4()"
    check 12 % 4
  end
  def test_mod4_10
    @main = "return 10.mod4()"
    check 10 % 4
  end


  # finally settled on the long hackers delight version http://www.hackersdelight.org/divcMore.pdf
  def test_div10_random
    20.times do
      i = rand 0xfffff
      @main = "return #{i}.div10()"
      check_local i / 10
    end
  end

  def test_div10_2
    @main = "return 2.div10()"
    check 2 / 10
  end
  def test_div10_10
    @main = "return 10.div10()"
    check 10 / 10
  end
  def test_div10_12345
    @main = "return 12345.div10()"
    check 12345 / 10
  end
  def test_div10_234567
    @main = "return 234567.div10()"
    check 234567 / 10
  end

  def test_as_char1
    @main = "return 5.as_char()"
    check 53
  end

  def test_as_char2
    @main = "return 10.as_char()"
    check 32
  end

  def test_tos_one_digit
    @main = "Word five = 5.to_s()
five.putstring()"
    @stdout = "5"
    check
  end

  def test_tos_one_digit_length
    @main = "Word five = 5.to_s()
return five.char_length"
    check 2
  end

  def test_tos_zero
    @main = "Word five = 0.to_s()
    five.putstring()"
    @stdout = "0"
    check
  end

  def test_tos_two_digit
    @main = "Word five = 15.to_s()
five.putstring()"
    @stdout = "15"
    check
  end

  def test_tos_two_digit_length
    @main = "Word five = 15.to_s()
    return five.char_length"
    check 3
  end

  def test_tos_three_digit
    @main = "Word five = 150.to_s()
five.putstring()"
    @stdout = "150"
    check
  end

  def test_puti_four_digit
    @main = "return 1234.puti()"
    @stdout = "1234"
    check 1234
  end

  def test_puti_seven_digit
    @main = "int i = 301 * 4096
      i = i + 1671
      return i.puti()"
    @stdout = "1234567"
    check 1234567
  end

  def test_puti_seven_digit_length
    @main = "int i = 301 * 4096
      Word str = i.to_s()
      return str.char_length"
    check 8
  end

  def test_puti_eight_digit
    @main = "int i = 3014 * 4096
      i = i + 334
      return i.puti()"
    @stdout = "12345678"
    check 12345678
  end

  def test_fibr8
    @main = "int fib = 8.fibr( )
             return fib.puti()"
    @stdout = "21"
    check 21
  end

  def test_fibw8
    @main = "int fib = 8.fibw( )
             return fib.puti()"
    @stdout = "21"
    check 21
  end
  def test_fibw20
    @main = "int fib = 20.fibw( )
             return fib.puti()"
    @stdout = "6765"
    check 6765
  end
end