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"""Tests for component encoding and decoding."""
from pydantic import field_serializer
import pytest
import datetime
import zoneinfo
from typing import Optional, Union
from ical.component import ComponentModel
from ical.exceptions import CalendarParseError, ParameterValueError
from ical.parsing.component import ParsedComponent
from ical.parsing.property import ParsedProperty, ParsedPropertyParameter
from ical.types.data_types import serialize_field
def test_encode_component() -> None:
"""Test for a text property value."""
class OtherComponent(ComponentModel):
"""Model used as a sub-component."""
other_value: str
second_value: Optional[str] = None
class TestModel(ComponentModel):
"""Model with a Text value."""
text_value: str
repeated_text_value: list[str]
some_component: list[OtherComponent]
single_component: OtherComponent
dt: datetime.datetime
serialize_fields = field_serializer("*")(serialize_field) # type: ignore[pydantic-field]
model = TestModel.model_validate(
{
"text_value": "Example text",
"repeated_text_value": ["a", "b", "c"],
"some_component": [
{"other_value": "value1", "second_value": "valuez"},
{"other_value": "value2"},
],
"single_component": {
"other_value": "value3",
},
"dt": [ParsedProperty(name="dt", value="20220724T120000")],
}
)
component = model.__encode_component_root__()
assert component.name == "TestModel"
assert component.properties == [
ParsedProperty(name="text_value", value="Example text"),
ParsedProperty(name="repeated_text_value", value="a"),
ParsedProperty(name="repeated_text_value", value="b"),
ParsedProperty(name="repeated_text_value", value="c"),
ParsedProperty(name="dt", value="20220724T120000"),
]
assert component.components == [
ParsedComponent(
name="some_component",
properties=[
ParsedProperty(name="other_value", value="value1"),
ParsedProperty(name="second_value", value="valuez"),
],
),
ParsedComponent(
name="some_component",
properties=[
ParsedProperty(name="other_value", value="value2"),
],
),
ParsedComponent(
name="single_component",
properties=[
ParsedProperty(name="other_value", value="value3"),
],
),
]
def test_list_parser() -> None:
"""Test for a repeated property value."""
class TestModel(ComponentModel):
"""Model under test."""
dt: list[datetime.datetime]
model = TestModel.model_validate(
{
"dt": [
ParsedProperty(name="dt", value="20220724T120000"),
ParsedProperty(name="dt", value="20220725T130000"),
],
}
)
assert model.dt == [
datetime.datetime(2022, 7, 24, 12, 0, 0),
datetime.datetime(2022, 7, 25, 13, 0, 0),
]
def test_list_union_parser() -> None:
"""Test for a repeated union value."""
class TestModel(ComponentModel):
"""Model under test."""
dt: list[Union[datetime.datetime, datetime.date]]
model = TestModel.model_validate(
{
"dt": [
ParsedProperty(name="dt", value="20220724T120000"),
ParsedProperty(name="dt", value="20220725"),
],
}
)
assert model.dt == [
datetime.datetime(2022, 7, 24, 12, 0, 0),
datetime.date(2022, 7, 25),
]
def test_optional_field_parser() -> None:
"""Test for an optional field parser."""
class TestModel(ComponentModel):
"""Model under test."""
dt: Optional[datetime.datetime] = None
model = TestModel.model_validate(
{"dt": [ParsedProperty(name="dt", value="20220724T120000")]}
)
assert model.dt == datetime.datetime(2022, 7, 24, 12, 0, 0)
def test_union_parser() -> None:
"""Test for a union value."""
class TestModel(ComponentModel):
"""Model under test."""
dt: Union[datetime.datetime, datetime.date]
with pytest.raises(CalendarParseError, match=".*Expected one value for field: dt"):
model = TestModel.model_validate(
{
"dt": [
ParsedProperty(name="dt", value="20220724T120000"),
ParsedProperty(name="dt", value="20220725"),
],
},
)
model = TestModel.model_validate(
{
"dt": [
ParsedProperty(name="dt", value="20220724T120000"),
],
}
)
assert model.dt == datetime.datetime(2022, 7, 24, 12, 0, 0)
model = TestModel.model_validate(
{
"dt": [
ParsedProperty(name="dt", value="20220725"),
],
}
)
assert model.dt == datetime.date(2022, 7, 25)
model = TestModel.model_validate(
{
"dt": [
ParsedProperty(
name="dt",
value="20220724T120000",
params=[ParsedPropertyParameter("TZID", ["America/New_York"])],
),
],
}
)
assert model.dt == datetime.datetime(
2022, 7, 24, 12, 0, 0, tzinfo=zoneinfo.ZoneInfo(key="America/New_York")
)
assert model.dt != datetime.datetime(2022, 7, 24, 12, 0, 0)
with pytest.raises(
CalendarParseError,
match="Expected DATE-TIME TZID value 'America/New_Mork' to be valid timezone.*",
):
model = TestModel.model_validate(
{
"dt": [
ParsedProperty(
name="dt",
value="20220724T120000",
params=[ParsedPropertyParameter("TZID", ["America/New_Mork"])],
),
],
}
)
with pytest.raises(
CalendarParseError,
match=".*Failed to validate: .* as datetime or date, due to: .*Expected value to match DATE-TIME pattern: .*Expected value to match DATE pattern: .*",
):
model = TestModel.model_validate(
{
"dt": [
ParsedProperty(name="dt", value="2025NotADateOrADateTime"),
],
}
)
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