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author | Miodrag Milanovic <mmicko@gmail.com> | 2020-07-23 08:58:19 +0200 |
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committer | Miodrag Milanovic <mmicko@gmail.com> | 2020-07-23 08:58:19 +0200 |
commit | 444e535f000fd7b53dadf6726d5cd29ac34cc75f (patch) | |
tree | 1ac675d8f0381de320849294fa70c946f631e7f6 /3rdparty/pybind11/tests/test_enum.py | |
parent | e6991ad5dc79f6118838f091cc05f10d3377eb4a (diff) | |
download | nextpnr-444e535f000fd7b53dadf6726d5cd29ac34cc75f.tar.gz nextpnr-444e535f000fd7b53dadf6726d5cd29ac34cc75f.tar.bz2 nextpnr-444e535f000fd7b53dadf6726d5cd29ac34cc75f.zip |
Add pybind11 2.5 source
Diffstat (limited to '3rdparty/pybind11/tests/test_enum.py')
-rw-r--r-- | 3rdparty/pybind11/tests/test_enum.py | 206 |
1 files changed, 206 insertions, 0 deletions
diff --git a/3rdparty/pybind11/tests/test_enum.py b/3rdparty/pybind11/tests/test_enum.py new file mode 100644 index 00000000..7fe9b618 --- /dev/null +++ b/3rdparty/pybind11/tests/test_enum.py @@ -0,0 +1,206 @@ +import pytest +from pybind11_tests import enums as m + + +def test_unscoped_enum(): + assert str(m.UnscopedEnum.EOne) == "UnscopedEnum.EOne" + assert str(m.UnscopedEnum.ETwo) == "UnscopedEnum.ETwo" + assert str(m.EOne) == "UnscopedEnum.EOne" + + # name property + assert m.UnscopedEnum.EOne.name == "EOne" + assert m.UnscopedEnum.ETwo.name == "ETwo" + assert m.EOne.name == "EOne" + # name readonly + with pytest.raises(AttributeError): + m.UnscopedEnum.EOne.name = "" + # name returns a copy + foo = m.UnscopedEnum.EOne.name + foo = "bar" + assert m.UnscopedEnum.EOne.name == "EOne" + + # __members__ property + assert m.UnscopedEnum.__members__ == \ + {"EOne": m.UnscopedEnum.EOne, "ETwo": m.UnscopedEnum.ETwo, "EThree": m.UnscopedEnum.EThree} + # __members__ readonly + with pytest.raises(AttributeError): + m.UnscopedEnum.__members__ = {} + # __members__ returns a copy + foo = m.UnscopedEnum.__members__ + foo["bar"] = "baz" + assert m.UnscopedEnum.__members__ == \ + {"EOne": m.UnscopedEnum.EOne, "ETwo": m.UnscopedEnum.ETwo, "EThree": m.UnscopedEnum.EThree} + + for docstring_line in '''An unscoped enumeration + +Members: + + EOne : Docstring for EOne + + ETwo : Docstring for ETwo + + EThree : Docstring for EThree'''.split('\n'): + assert docstring_line in m.UnscopedEnum.__doc__ + + # Unscoped enums will accept ==/!= int comparisons + y = m.UnscopedEnum.ETwo + assert y == 2 + assert 2 == y + assert y != 3 + assert 3 != y + # Compare with None + assert (y != None) # noqa: E711 + assert not (y == None) # noqa: E711 + # Compare with an object + assert (y != object()) + assert not (y == object()) + # Compare with string + assert y != "2" + assert "2" != y + assert not ("2" == y) + assert not (y == "2") + + with pytest.raises(TypeError): + y < object() + + with pytest.raises(TypeError): + y <= object() + + with pytest.raises(TypeError): + y > object() + + with pytest.raises(TypeError): + y >= object() + + with pytest.raises(TypeError): + y | object() + + with pytest.raises(TypeError): + y & object() + + with pytest.raises(TypeError): + y ^ object() + + assert int(m.UnscopedEnum.ETwo) == 2 + assert str(m.UnscopedEnum(2)) == "UnscopedEnum.ETwo" + + # order + assert m.UnscopedEnum.EOne < m.UnscopedEnum.ETwo + assert m.UnscopedEnum.EOne < 2 + assert m.UnscopedEnum.ETwo > m.UnscopedEnum.EOne + assert m.UnscopedEnum.ETwo > 1 + assert m.UnscopedEnum.ETwo <= 2 + assert m.UnscopedEnum.ETwo >= 2 + assert m.UnscopedEnum.EOne <= m.UnscopedEnum.ETwo + assert m.UnscopedEnum.EOne <= 2 + assert m.UnscopedEnum.ETwo >= m.UnscopedEnum.EOne + assert m.UnscopedEnum.ETwo >= 1 + assert not (m.UnscopedEnum.ETwo < m.UnscopedEnum.EOne) + assert not (2 < m.UnscopedEnum.EOne) + + # arithmetic + assert m.UnscopedEnum.EOne & m.UnscopedEnum.EThree == m.UnscopedEnum.EOne + assert m.UnscopedEnum.EOne | m.UnscopedEnum.ETwo == m.UnscopedEnum.EThree + assert m.UnscopedEnum.EOne ^ m.UnscopedEnum.EThree == m.UnscopedEnum.ETwo + + +def test_scoped_enum(): + assert m.test_scoped_enum(m.ScopedEnum.Three) == "ScopedEnum::Three" + z = m.ScopedEnum.Two + assert m.test_scoped_enum(z) == "ScopedEnum::Two" + + # Scoped enums will *NOT* accept ==/!= int comparisons (Will always return False) + assert not z == 3 + assert not 3 == z + assert z != 3 + assert 3 != z + # Compare with None + assert (z != None) # noqa: E711 + assert not (z == None) # noqa: E711 + # Compare with an object + assert (z != object()) + assert not (z == object()) + # Scoped enums will *NOT* accept >, <, >= and <= int comparisons (Will throw exceptions) + with pytest.raises(TypeError): + z > 3 + with pytest.raises(TypeError): + z < 3 + with pytest.raises(TypeError): + z >= 3 + with pytest.raises(TypeError): + z <= 3 + + # order + assert m.ScopedEnum.Two < m.ScopedEnum.Three + assert m.ScopedEnum.Three > m.ScopedEnum.Two + assert m.ScopedEnum.Two <= m.ScopedEnum.Three + assert m.ScopedEnum.Two <= m.ScopedEnum.Two + assert m.ScopedEnum.Two >= m.ScopedEnum.Two + assert m.ScopedEnum.Three >= m.ScopedEnum.Two + + +def test_implicit_conversion(): + assert str(m.ClassWithUnscopedEnum.EMode.EFirstMode) == "EMode.EFirstMode" + assert str(m.ClassWithUnscopedEnum.EFirstMode) == "EMode.EFirstMode" + + f = m.ClassWithUnscopedEnum.test_function + first = m.ClassWithUnscopedEnum.EFirstMode + second = m.ClassWithUnscopedEnum.ESecondMode + + assert f(first) == 1 + + assert f(first) == f(first) + assert not f(first) != f(first) + + assert f(first) != f(second) + assert not f(first) == f(second) + + assert f(first) == int(f(first)) + assert not f(first) != int(f(first)) + + assert f(first) != int(f(second)) + assert not f(first) == int(f(second)) + + # noinspection PyDictCreation + x = {f(first): 1, f(second): 2} + x[f(first)] = 3 + x[f(second)] = 4 + # Hashing test + assert str(x) == "{EMode.EFirstMode: 3, EMode.ESecondMode: 4}" + + +def test_binary_operators(): + assert int(m.Flags.Read) == 4 + assert int(m.Flags.Write) == 2 + assert int(m.Flags.Execute) == 1 + assert int(m.Flags.Read | m.Flags.Write | m.Flags.Execute) == 7 + assert int(m.Flags.Read | m.Flags.Write) == 6 + assert int(m.Flags.Read | m.Flags.Execute) == 5 + assert int(m.Flags.Write | m.Flags.Execute) == 3 + assert int(m.Flags.Write | 1) == 3 + assert ~m.Flags.Write == -3 + + state = m.Flags.Read | m.Flags.Write + assert (state & m.Flags.Read) != 0 + assert (state & m.Flags.Write) != 0 + assert (state & m.Flags.Execute) == 0 + assert (state & 1) == 0 + + state2 = ~state + assert state2 == -7 + assert int(state ^ state2) == -1 + + +def test_enum_to_int(): + m.test_enum_to_int(m.Flags.Read) + m.test_enum_to_int(m.ClassWithUnscopedEnum.EMode.EFirstMode) + m.test_enum_to_uint(m.Flags.Read) + m.test_enum_to_uint(m.ClassWithUnscopedEnum.EMode.EFirstMode) + m.test_enum_to_long_long(m.Flags.Read) + m.test_enum_to_long_long(m.ClassWithUnscopedEnum.EMode.EFirstMode) + + +def test_duplicate_enum_name(): + with pytest.raises(ValueError) as excinfo: + m.register_bad_enum() + assert str(excinfo.value) == 'SimpleEnum: element "ONE" already exists!' |