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import sys
from enum import Enum, Flag, IntEnum, IntFlag
import pytest
from superqt.combobox import QEnumComboBox
from superqt.combobox._enum_combobox import NONE_STRING
class Enum1(Enum):
a = 1
b = 2
c = 3
ALIAS = a
class Enum2(Enum):
d = 1
e = 2
f = 3
g = 4
class Enum3(Enum):
a = 1
b = 2
c = 3
def __str__(self):
return self.name + "1"
class Enum4(Enum):
a_1 = 1
b_2 = 2
c_3 = 3
class IntEnum1(IntEnum):
a = 1
b = 2
c = 5
class IntFlag1(IntFlag):
a = 1
b = 2
c = 4
class Flag1(Flag):
a = 1
b = 2
c = 4
class IntFlag2(IntFlag):
a = 1
b = 2
c = 3
class Flag2(IntFlag):
a = 1
b = 2
c = 5
class FlagOrNum(IntFlag):
a = 3
b = 5
c = 8
def test_simple_create(qtbot):
enum = QEnumComboBox(enum_class=Enum1)
qtbot.addWidget(enum)
assert enum.count() == 3
assert [enum.itemText(i) for i in range(enum.count())] == ["a", "b", "c"]
def test_simple_create2(qtbot):
enum = QEnumComboBox()
qtbot.addWidget(enum)
assert enum.count() == 0
enum.setEnumClass(Enum1)
assert enum.count() == 3
assert [enum.itemText(i) for i in range(enum.count())] == ["a", "b", "c"]
def test_replace(qtbot):
enum = QEnumComboBox(enum_class=Enum1)
qtbot.addWidget(enum)
assert enum.count() == 3
assert enum.enumClass() == Enum1
assert isinstance(enum.currentEnum(), Enum1)
enum.setEnumClass(Enum2)
assert enum.enumClass() == Enum2
assert isinstance(enum.currentEnum(), Enum2)
assert enum.count() == 4
assert [enum.itemText(i) for i in range(enum.count())] == ["d", "e", "f", "g"]
def test_str_replace(qtbot):
enum = QEnumComboBox(enum_class=Enum3)
qtbot.addWidget(enum)
assert enum.count() == 3
assert [enum.itemText(i) for i in range(enum.count())] == ["a1", "b1", "c1"]
def test_underscore_replace(qtbot):
enum = QEnumComboBox(enum_class=Enum4)
qtbot.addWidget(enum)
assert enum.count() == 3
assert [enum.itemText(i) for i in range(enum.count())] == ["a 1", "b 2", "c 3"]
def test_change_value(qtbot):
enum = QEnumComboBox(enum_class=Enum1)
qtbot.addWidget(enum)
assert enum.currentEnum() == Enum1.a
with qtbot.waitSignal(
enum.currentEnumChanged, check_params_cb=lambda x: isinstance(x, Enum)
):
enum.setCurrentEnum(Enum1.c)
assert enum.currentEnum() == Enum1.c
def test_no_enum(qtbot):
enum = QEnumComboBox()
assert enum.enumClass() is None
qtbot.addWidget(enum)
assert enum.currentEnum() is None
def test_prohibited_methods(qtbot):
enum = QEnumComboBox(enum_class=Enum1)
qtbot.addWidget(enum)
with pytest.raises(RuntimeError):
enum.addItem("aaa")
with pytest.raises(RuntimeError):
enum.addItems(["aaa", "bbb"])
with pytest.raises(RuntimeError):
enum.insertItem(0, "aaa")
with pytest.raises(RuntimeError):
enum.insertItems(0, ["aaa", "bbb"])
assert enum.count() == 3
def test_optional(qtbot):
enum = QEnumComboBox(enum_class=Enum1, allow_none=True)
qtbot.addWidget(enum)
assert [enum.itemText(i) for i in range(enum.count())] == [
NONE_STRING,
"a",
"b",
"c",
]
assert enum.currentText() == NONE_STRING
assert enum.currentEnum() is None
enum.setCurrentEnum(Enum1.a)
assert enum.currentText() == "a"
assert enum.currentEnum() == Enum1.a
assert enum.enumClass() is Enum1
enum.setCurrentEnum(None)
assert enum.currentText() == NONE_STRING
assert enum.currentEnum() is None
def test_simple_create_int_enum(qtbot):
enum = QEnumComboBox(enum_class=IntEnum1)
qtbot.addWidget(enum)
assert [enum.itemText(i) for i in range(enum.count())] == ["a", "b", "c"]
@pytest.mark.parametrize("enum_class", [IntFlag1, Flag1])
def test_enum_flag_create(qtbot, enum_class):
enum = QEnumComboBox(enum_class=enum_class)
qtbot.addWidget(enum)
assert [enum.itemText(i) for i in range(enum.count())] == [
"a",
"b",
"c",
"a|b",
"a|c",
"b|c",
"a|b|c",
]
enum.setCurrentText("a|b")
assert enum.currentEnum() == enum_class.a | enum_class.b
def test_enum_flag_create_collision(qtbot):
enum = QEnumComboBox(enum_class=IntFlag2)
qtbot.addWidget(enum)
assert [enum.itemText(i) for i in range(enum.count())] == ["a", "b", "c"]
@pytest.mark.skipif(
sys.version_info >= (3, 11), reason="different representation in 3.11"
)
def test_enum_flag_create_collision_evaluated_to_seven(qtbot):
enum = QEnumComboBox(enum_class=FlagOrNum)
qtbot.addWidget(enum)
assert [enum.itemText(i) for i in range(enum.count())] == [
"a",
"b",
"c",
"a|b",
"a|c",
"b|c",
"a|b|c",
]
@pytest.mark.skipif(
sys.version_info < (3, 11), reason="StrEnum is introduced in python 3.11"
)
def test_create_str_enum(qtbot):
from enum import StrEnum
class StrEnum1(StrEnum):
a = "a"
b = "b"
c = "c"
enum = QEnumComboBox(enum_class=StrEnum1)
qtbot.addWidget(enum)
assert [enum.itemText(i) for i in range(enum.count())] == ["a", "b", "c"]
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