Add tests for utility functions

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Edward Betts 2024-07-07 12:02:21 +01:00
parent 128d7ac282
commit e677082560

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tests/test_utils.py Normal file
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"""Test utility functions."""
from datetime import date, datetime, timedelta, timezone
import pytest
from agenda.utils import as_date, as_datetime, human_readable_delta
from freezegun import freeze_time
def test_as_date_with_datetime() -> None:
"""Test converting a datetime object to a date."""
dt = datetime(2024, 7, 7, 12, 0, 0, tzinfo=timezone.utc)
result = as_date(dt)
assert result == date(2024, 7, 7)
def test_as_date_with_date() -> None:
"""Test passing a date object through as_date."""
d = date(2024, 7, 7)
result = as_date(d)
assert result == d
def test_as_date_with_invalid_type() -> None:
"""Test as_date with an invalid type, expecting a TypeError."""
with pytest.raises(TypeError):
as_date("2024-07-07")
def test_as_datetime_with_datetime() -> None:
"""Test passing a datetime object through as_datetime."""
dt = datetime(2024, 7, 7, 12, 0, 0, tzinfo=timezone.utc)
result = as_datetime(dt)
assert result == dt
def test_as_datetime_with_date() -> None:
"""Test converting a date object to a datetime."""
d = date(2024, 7, 7)
result = as_datetime(d)
expected = datetime(2024, 7, 7, 0, 0, 0, tzinfo=timezone.utc)
assert result == expected
def test_as_datetime_with_invalid_type() -> None:
"""Test as_datetime with an invalid type, expecting a TypeError."""
with pytest.raises(TypeError):
as_datetime("2024-07-07")
@freeze_time("2024-07-01")
def test_human_readable_delta_future_date() -> None:
"""Test human_readable_delta with a future date 45 days from today."""
future_date = date.today() + timedelta(days=45)
result = human_readable_delta(future_date)
assert result == "1 month 2 weeks 1 day"
@freeze_time("2024-07-01")
def test_human_readable_delta_today() -> None:
"""Test human_readable_delta with today's date, expecting None."""
today = date.today()
result = human_readable_delta(today)
assert result is None
@freeze_time("2024-07-01")
def test_human_readable_delta_past_date() -> None:
"""Test human_readable_delta with a past date, expecting None."""
past_date = date.today() - timedelta(days=1)
result = human_readable_delta(past_date)
assert result is None
@freeze_time("2024-07-01")
def test_human_readable_delta_months_only() -> None:
"""Test human_readable_delta with a future date 60 days from today."""
future_date = date.today() + timedelta(days=60)
result = human_readable_delta(future_date)
assert result == "2 months"
@freeze_time("2024-07-01")
def test_human_readable_delta_weeks_only() -> None:
"""Test human_readable_delta with a future date 14 days from today."""
future_date = date.today() + timedelta(days=14)
result = human_readable_delta(future_date)
assert result == "2 weeks"
@freeze_time("2024-07-01")
def test_human_readable_delta_days_only() -> None:
"""Test human_readable_delta with a future date 3 days from today."""
future_date = date.today() + timedelta(days=3)
result = human_readable_delta(future_date)
assert result == "3 days"