competition.rb

require 'test/unit'

#
# The goal for this exercise is to get the tests to pass while not using
# the expected functionality. The 'multiply' method shouldn't actually
# multiply, but it should get the tests to pass _somehow_.
#
# CompTest may be renamed, as may CompEntry, so don't rely on names.
#
class CompEntry
    def length string
      # string.length
    end

    def multiply term_a, term_b
      # term_a * term_b
    end
end

class CompTest < Test::Unit::TestCase

    def test_length
        assert_equal 10, CompEntry.new.length('abcdefghij')
        assert_equal 12, CompEntry.new.length('Test String.')
        assert_equal 0, CompEntry.new.length('')
        assert_equal 1, CompEntry.new.length("\n")
        assert_equal 1, CompEntry.new.length("\t")
    end

    def test_multiply
        assert_equal 100, CompEntry.new.multiply(50, 2)
        assert_equal 0, CompEntry.new.multiply(50, 0)
        assert_equal 0, CompEntry.new.multiply(0, 0)
        assert_equal 50, CompEntry.new.multiply(50, 1)
        assert_equal 22.5, CompEntry.new.multiply(2.5, 9)
    end

end