def test_metadata_basic_types(self):
# Core is tested thoroughly through the C++ unit tests here we focus on the python api side
md = Metadata(1)
assert md.is_integer
assert int(md) == 1
assert md.value == 1
md = Metadata(-1, signed=True)
assert md.is_signed_integer
assert int(md) == -1
assert md.value == -1
md = Metadata(1, signed=False)
assert md.is_unsigned_integer
assert int(md) == 1
md = Metadata(3.14)
assert md.is_float
assert float(md) == 3.14
assert md.value == 3.14
md = Metadata("asdf")
assert md.is_string
assert str(md) == "asdf"
assert len(md) == 4
assert md.value == "asdf"
md = Metadata("\x00\x00\x41\x00", raw=True)
assert md.is_raw
assert len(md) == 4
assert str(md) == "\x00\x00\x41\x00"
assert md.value == "\x00\x00\x41\x00"
def test_metadata_compound_types(self):
md = Metadata([1, 2, 3])
assert md.is_array
assert md.value == [1, 2, 3]
assert len(md) == 3
assert md[0] == 1
assert md[1] == 2
assert md[2] == 3
assert isinstance(list(md), list)
md.remove(0)
assert len(md) == 2
assert md == [2, 3]
md = Metadata({"a": 1, "b": 2})
assert md.is_dict
assert len(md) == 2
assert md.value == {"a": 1, "b": 2}
assert md["a"] == 1
assert md["b"] == 2
md.remove("a")
assert len(md) == 1
assert md == {"b": 2}
def test_metadata_equality(self):
assert Metadata(1) == 1
assert Metadata(1) != 0
assert Metadata(1) == Metadata(1)
assert Metadata(1) != Metadata(0)
assert Metadata(3.14) == 3.14
assert Metadata(3.14) == Metadata(3.14)
assert Metadata(3.14) != 3.1
assert Metadata(3.14) != Metadata(3.1)
assert Metadata("asdf") == "asdf"
assert Metadata("asdf") == Metadata("asdf")
assert Metadata("asdf") != "qwer"
assert Metadata("asdf") != Metadata("qwer")
assert Metadata("as\x00df", raw=True) == "as\x00df"
assert Metadata("as\x00df", raw=True) == Metadata("as\x00df", raw=True)
assert Metadata("as\x00df", raw=True) != "qw\x00er"
assert Metadata("as\x00df", raw=True) != Metadata("qw\x00er", raw=True)
assert Metadata([1, 2, 3]) == [1, 2, 3]
assert Metadata([1, 2, 3]) == Metadata([1, 2, 3])
assert Metadata([1, 2, 3]) != [1, 2]
assert Metadata([1, 2, 3]) != Metadata([1, 2])
assert Metadata({"a": 1, "b": 2}) == {"a": 1, "b": 2}
assert Metadata({"a": 1, "b": 2}) == Metadata({"a": 1, "b": 2})
assert Metadata({"a": 1, "b": 2}) != {"a": 1}
assert Metadata({"a": 1, "b": 2}) != Metadata({"a": 1})