def NOR(n_inputs, n_outputs):
b = Board(n_inputs, n_outputs)
c0 = b.add_component(OR(2, 1))
c1 = b.add_component(NOT(1, 1))
b.connect(-1, 0, c0, 0)
b.connect(-1, 1, c0, 1)
b.connect(c0, 0, c1, 0)
b.connect(c1, 0, -1, 0)
return b
def test_and_nor():
table_in = [[0, 0], [0, 1], [1, 0], [1, 1]]
table_out = [[0], [0], [0], [1]]
b = Board(2, 1)
c0 = b.add_component(NOR(2, 1))
c1 = b.add_component(NOR(2, 1))
c2 = b.add_component(NOR(2, 1))
b.connect(-1, 0, c0, 0)
b.connect(-1, 0, c0, 1)
b.connect(-1, 1, c1, 0)
b.connect(-1, 1, c1, 1)
b.connect(c0, 0, c2, 0)
b.connect(c1, 0, c2, 1)
b.connect(c2, 0, -1, 0)
assert table(b, table_in) == table_out
