class Test

	def main is shared

		# mixed type

		i as int  = 1
		c as char = c'x'

		assert i or c
		assert i and c

		i = 0
		assert i or c
		assert not (i and c)

		c = c'\0'
		assert i==0
		assert not i
		assert not c
		assert not (i or c)
		assert not (i and c)

		i = 1
		assert i or c
		assert not (i and c)