def test_max():
f = Curve.max([Points([(0, -1), (1, 0), (2, 1)]), 0])
assert f.domain == Interval.closed(0, 2)
assert f.y(-1) is None
assert f.y(0) == 0
assert f.y(1) == 0
assert f.y(2) == 1
assert f.y(3) is None
f = Curve.max([0, Points([(0, -1), (1, 0), (2, 1)])])
assert f.domain == Interval.closed(0, 2)
assert f.y(-1) is None
assert f.y(0) == 0
assert f.y(1) == 0
assert f.y(2) == 1
assert f.y(3) is None
def test_min_max():
funcs = [2, Line(const=0, slope=1)]
minf = Curve.min(funcs)
maxf = Curve.max(funcs)
assert minf(0) == 0
assert minf(1) == 1
assert minf(2) == 2
assert minf(3) == 2
assert minf(4) == 2
assert maxf(0) == 2
assert maxf(1) == 2
assert maxf(2) == 2
assert maxf(3) == 3
assert maxf(4) == 4