assert(3 == 3, "equality")
assert(3.0 == 3.0, "equality of floats")
assert(3 != 4, "non-equality")
assert(3.0 != 4.0, "non-equality of floats")
assert(3 < 4, "lt")
assert(3 <= 4, "lte but actually lt")
assert(4 <= 4, "lte but actually eq")
assert(4 > 3, "gt")
assert(4 >= 3, "gte but actually gt")
assert(3 >= 3, "gte but actually eq")

assert(0.0 == 0.0, "equality of zero")
assert(0.0 == -0.0, "equality of zero and neg zero")