# == operator
assert_eq(1 == 1, True)
assert_eq(1 == 2, False)
assert_eq("hello" == "hel" + "lo", True)
assert_eq("hello" == "bye", False)
assert_eq(None == None, True)
assert_eq([1, 2] == [1, 2], True)
assert_eq([1, 2] == [2, 1], False)
assert_eq({"a": 1, "b": 2} == {"b": 2, "a": 1}, True)
assert_eq({"a": 1, "b": 2} == {"a": 1}, False)
assert_eq({"a": 1, "b": 2} == {"a": 1, "b": 2, "c": 3}, False)
assert_eq({"a": 1, "b": 2} == {"a": 1, "b": 3}, False)

# != operator
assert_eq(1 != 1, False)
assert_eq(1 != 2, True)
assert_eq("hello" != "hel" + "lo", False)
assert_eq("hello" != "bye", True)
assert_eq([1, 2] != [1, 2], False)
assert_eq([1, 2] != [2, 1], True)
assert_eq({"a": 1, "b": 2} != {"b": 2, "a": 1}, False)
assert_eq({"a": 1, "b": 2} != {"a": 1}, True)
assert_eq({"a": 1, "b": 2} != {"a": 1, "b": 2, "c": 3}, True)
assert_eq({"a": 1, "b": 2} != {"a": 1, "b": 3}, True)

# equality precedence
assert_eq(1 + 3 == 2 + 2, True)
assert_eq(not 1 == 2, True)
assert_eq(not 1 != 2, False)
assert_eq(2 and 3 == 3 or 1, True)
assert_eq(2 or 3 == 3 and 1, 2)

# < operator
assert_eq(1 <= 1, True)
assert_eq(1 < 1, False)
assert_eq("a" <= "b", True)
assert_eq("c" < "a", False)

# <= and < operators
assert_eq(1 <= 1, True)
assert_eq(1 < 1, False)
assert_eq("a" <= "b", True)
assert_eq("c" < "a", False)

# >= and > operators
assert_eq(1 >= 1, True)
assert_eq(1 > 1, False)
assert_eq("a" >= "b", False)
assert_eq("c" > "a", True)

# list/tuple comparison
assert_eq([] < [1], True)
assert_eq([1] < [1, 1], True)
assert_eq([1, 1] < [1, 2], True)
assert_eq([1, 2] < [1, 2, 3], True)
assert_eq([1, 2, 3] <= [1, 2, 3], True)

assert_eq(["a", "b"] > ["a"], True)
assert_eq(["a", "b"] >= ["a"], True)
assert_eq(["a", "b"] < ["a"], False)
assert_eq(["a", "b"] <= ["a"], False)

assert_eq(("a", "b") > ("a", "b"), False)
assert_eq(("a", "b") >= ("a", "b"), True)
assert_eq(("a", "b") < ("a", "b"), False)
assert_eq(("a", "b") <= ("a", "b"), True)

assert_eq([[1, 1]] > [[1, 1], []], False)
assert_eq([[1, 1]] < [[1, 1], []], True)

assert_eq(tuple(), ())
assert_eq(list(), [])
assert_eq(bool(), False)