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timetracker/tests/test_filters.py
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2026-06-09 08:47:20 +02:00

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20 KiB
Python

"""Tests for the filtering system."""
import json
import pytest
from django.db.models import Q
from common.criteria import (
BoolCriterion,
ChoiceCriterion,
IntCriterion,
Modifier,
MultiCriterion,
StringCriterion,
)
from common.components import FilterBar
from games.filters import GameFilter
class TestModifier:
def test_includes_only_in_enum(self):
assert Modifier.INCLUDES_ONLY == "INCLUDES_ONLY"
def test_includes_only_in_for_multi(self):
assert Modifier.INCLUDES_ONLY in Modifier.for_multi()
def test_for_multi_includes_all_four_match_modes(self):
modes = Modifier.for_multi()
assert Modifier.INCLUDES in modes
assert Modifier.INCLUDES_ALL in modes
assert Modifier.INCLUDES_ONLY in modes
assert Modifier.EXCLUDES in modes
class TestStringCriterion:
def test_equals(self):
c = StringCriterion(value="zelda", modifier=Modifier.EQUALS)
assert c.to_q("name") == Q(name="zelda")
def test_is_null(self):
c = StringCriterion(value="", modifier=Modifier.IS_NULL)
assert c.to_q("name") == Q(name__isnull=True)
class TestIntCriterion:
def test_between(self):
c = IntCriterion(value=2020, value2=2024, modifier=Modifier.BETWEEN)
assert c.to_q("year_released") == Q(
year_released__gte=2020, year_released__lte=2024
)
class TestBoolCriterion:
def test_equals_true(self):
c = BoolCriterion(value=True, modifier=Modifier.EQUALS)
assert c.to_q("mastered") == Q(mastered=True)
class TestChoiceCriterion:
def test_includes(self):
c = ChoiceCriterion(value=["f", "p"], modifier=Modifier.INCLUDES)
assert c.to_q("status") == Q(status__in=["f", "p"])
def test_excludes(self):
c = ChoiceCriterion(value=["a"], modifier=Modifier.EXCLUDES)
assert c.to_q("status") == ~Q(status__in=["a"])
def test_excludes_only_empty_value(self):
"""Excluding a single status with no includes — value=[], excludes=["f"]."""
c = ChoiceCriterion(value=[], excludes=["f"], modifier=Modifier.INCLUDES)
q = c.to_q("status")
assert q == ~Q(status__in=["f"])
def test_excludes_two(self):
"""Excluding two statuses with no includes."""
c = ChoiceCriterion(value=[], excludes=["f", "a"], modifier=Modifier.INCLUDES)
q = c.to_q("status")
assert q == ~Q(status__in=["f", "a"])
def test_include_and_exclude(self):
"""Include f, exclude a — both lists set."""
c = ChoiceCriterion(value=["f"], excludes=["a"], modifier=Modifier.INCLUDES)
q = c.to_q("status")
assert q == Q(status__in=["f"]) & ~Q(status__in=["a"])
def test_include_two_and_exclude_one(self):
c = ChoiceCriterion(
value=["f", "p"], excludes=["a"], modifier=Modifier.INCLUDES
)
q = c.to_q("status")
assert q == Q(status__in=["f", "p"]) & ~Q(status__in=["a"])
def test_is_null(self):
c = ChoiceCriterion(value=[], modifier=Modifier.IS_NULL)
assert c.to_q("status") == Q(status__isnull=True)
def test_not_null(self):
c = ChoiceCriterion(value=[], modifier=Modifier.NOT_NULL)
assert c.to_q("status") == Q(status__isnull=False)
def test_excludes_modifier(self):
"""EXCLUDES modifier with value set."""
c = ChoiceCriterion(value=["f"], modifier=Modifier.EXCLUDES)
assert c.to_q("status") == ~Q(status__in=["f"])
def test_excludes_modifier_empty_value(self):
"""EXCLUDES modifier with empty value — should produce empty Q."""
c = ChoiceCriterion(value=[], modifier=Modifier.EXCLUDES)
q = c.to_q("status")
assert q == Q()
def test_excludes_modifier_keeps_excludes_orthogonal(self):
"""Harmonized (Stash model): under EXCLUDES the ``excludes`` channel stays
an orthogonal AND'd negative — it is *not* swapped into a positive
include (the old divergent ChoiceCriterion behaviour)."""
c = ChoiceCriterion(value=["f"], excludes=["a"], modifier=Modifier.EXCLUDES)
assert c.to_q("status") == ~Q(status__in=["f"]) & ~Q(status__in=["a"])
@pytest.mark.parametrize(
"modifier", [Modifier.INCLUDES_ALL, Modifier.INCLUDES_ONLY]
)
def test_m2m_modifiers_require_filter_builder(self, modifier):
"""INCLUDES_ALL / INCLUDES_ONLY cannot be built by the generic criterion
layer — they require a filter-level Q builder (see
PurchaseFilter._games_to_q)."""
c = ChoiceCriterion(value=["f", "p"], modifier=modifier)
with pytest.raises(AssertionError, match="requires a filter-level"):
c.to_q("status")
def test_not_equals(self):
c = ChoiceCriterion(value=["f"], modifier=Modifier.NOT_EQUALS)
assert c.to_q("status") == ~Q(status__in=["f"])
class TestMultiCriterion:
def test_includes(self):
c = MultiCriterion(value=[797], modifier=Modifier.INCLUDES)
assert c.to_q("game_id") == Q(game_id__in=[797])
def test_excludes_only_empty_value(self):
"""Exclude one device with no includes — value=[], excludes=[11].
Regression: an empty ``value`` must not add ``__in=[]`` (which matches
nothing); the criterion should mean "all rows except device 11".
"""
c = MultiCriterion(value=[], excludes=[11], modifier=Modifier.INCLUDES)
assert c.to_q("device_id") == ~Q(device_id__in=[11])
def test_include_and_exclude(self):
c = MultiCriterion(value=[1], excludes=[2], modifier=Modifier.INCLUDES)
assert c.to_q("game_id") == Q(game_id__in=[1]) & ~Q(game_id__in=[2])
def test_excludes_modifier_applies_excludes_channel(self):
"""Harmonized (Stash model): EXCLUDES negates ``value`` AND still applies
the orthogonal ``excludes`` channel. Previously MultiCriterion.EXCLUDES
dropped the excludes list entirely."""
c = MultiCriterion(value=[1], excludes=[2], modifier=Modifier.EXCLUDES)
assert c.to_q("game_id") == ~Q(game_id__in=[1]) & ~Q(game_id__in=[2])
@pytest.mark.parametrize(
"modifier", [Modifier.INCLUDES_ALL, Modifier.INCLUDES_ONLY]
)
def test_m2m_modifiers_require_filter_builder(self, modifier):
"""INCLUDES_ALL / INCLUDES_ONLY cannot be built by the generic criterion
layer — they require a filter-level Q builder (see
PurchaseFilter._games_to_q)."""
c = MultiCriterion(value=[1, 2], modifier=modifier)
with pytest.raises(AssertionError, match="requires a filter-level"):
c.to_q("games")
def test_is_null(self):
c = MultiCriterion(value=[], modifier=Modifier.IS_NULL)
assert c.to_q("device_id") == Q(device_id__isnull=True)
def test_from_json_strips_embedded_labels(self):
"""from_json normalises {id, label} dicts to bare ids."""
c = MultiCriterion.from_json(
{
"value": [{"id": 797, "label": "Hollow Knight"}],
"excludes": [{"id": 11, "label": "Steam Deck"}],
}
)
assert c.value == [797]
assert c.excludes == [11]
assert c.to_q("game_id") == Q(game_id__in=[797]) & ~Q(game_id__in=[11])
class TestChoiceCriterionAgainstDB:
"""Verify ChoiceCriterion produces correct DB results."""
@pytest.fixture(autouse=True)
def setup(self, django_db_blocker):
pass
def _seed_games(self):
"""Create test games with different statuses."""
from games.models import Game, Platform
platform, _ = Platform.objects.get_or_create(name="Test", icon="test")
statuses = ["u", "p", "f", "r", "a"]
for i, s in enumerate(statuses):
Game.objects.get_or_create(
name=f"Test Game {i}",
defaults={"platform": platform, "status": s},
)
def _count(self, c: ChoiceCriterion) -> int:
from games.models import Game
return Game.objects.filter(c.to_q("status")).count()
def _statuses(self, c: ChoiceCriterion) -> set[str]:
from games.models import Game
return set(
Game.objects.filter(c.to_q("status")).values_list("status", flat=True)
)
@pytest.mark.django_db
def test_include_finished_includes_only_finished(self):
self._seed_games()
c = ChoiceCriterion(value=["f"], modifier=Modifier.INCLUDES)
assert self._statuses(c) == {"f"}
@pytest.mark.django_db
def test_exclude_finished_excludes_finished(self):
self._seed_games()
c = ChoiceCriterion(value=[], excludes=["f"], modifier=Modifier.INCLUDES)
assert "f" not in self._statuses(c)
assert len(self._statuses(c)) == 4 # u, p, r, a
@pytest.mark.django_db
def test_include_and_exclude(self):
"""Include Finished but exclude Abandoned."""
self._seed_games()
c = ChoiceCriterion(
value=["f", "a"], excludes=["a"], modifier=Modifier.INCLUDES
)
# Include f and a, but exclude a → only f
assert self._statuses(c) == {"f"}
@pytest.mark.django_db
def test_include_two(self):
"""Include Finished AND Played."""
self._seed_games()
c = ChoiceCriterion(value=["f", "p"], modifier=Modifier.INCLUDES)
assert self._statuses(c) == {"f", "p"}
@pytest.mark.django_db
def test_exclude_two(self):
"""Exclude Finished AND Abandoned."""
self._seed_games()
c = ChoiceCriterion(value=[], excludes=["f", "a"], modifier=Modifier.INCLUDES)
statuses = self._statuses(c)
assert "f" not in statuses
assert "a" not in statuses
assert statuses == {"u", "p", "r"}
@pytest.mark.django_db
def test_not_null_has_results(self):
self._seed_games()
c = ChoiceCriterion(value=[], modifier=Modifier.NOT_NULL)
assert self._count(c) == 5
@pytest.mark.django_db
def test_is_null_no_results(self):
"""IS_NULL on a non-null field returns zero."""
self._seed_games()
c = ChoiceCriterion(value=[], modifier=Modifier.IS_NULL)
assert self._count(c) == 0
class TestPurchaseGamesIncludesAllAgainstDB:
"""INCLUDES_ALL on the many-to-many ``Purchase.games`` should match only
purchases linked to *all* of the given games — Stash's ``includes all``."""
def _seed(self):
import datetime
from games.models import Game, Platform, Purchase
platform, _ = Platform.objects.get_or_create(name="Test", icon="test")
a, _ = Game.objects.get_or_create(name="A", defaults={"platform": platform})
b, _ = Game.objects.get_or_create(name="B", defaults={"platform": platform})
c, _ = Game.objects.get_or_create(name="C", defaults={"platform": platform})
def make(linked):
purchase = Purchase.objects.create(
platform=platform, date_purchased=datetime.date(2024, 1, 1)
)
purchase.games.set(linked)
return purchase
return {
"a": a,
"b": b,
"both": make([a, b]),
"only_a": make([a]),
"all_three": make([a, b, c]),
}
@pytest.mark.django_db
def test_includes_all_matches_only_supersets(self):
from games.filters import PurchaseFilter
from games.models import Purchase
seeded = self._seed()
pf = PurchaseFilter.from_json(
{
"games": {
"value": [seeded["a"].id, seeded["b"].id],
"modifier": "INCLUDES_ALL",
}
}
)
result = set(Purchase.objects.filter(pf.to_q()))
assert result == {seeded["both"], seeded["all_three"]}
@pytest.mark.django_db
def test_includes_any_is_broader(self):
"""Contrast: plain INCLUDES (any) also matches the A-only purchase."""
from games.filters import PurchaseFilter
from games.models import Purchase
seeded = self._seed()
pf = PurchaseFilter.from_json(
{
"games": {
"value": [seeded["a"].id, seeded["b"].id],
"modifier": "INCLUDES",
}
}
)
result = set(Purchase.objects.filter(pf.to_q()))
assert result == {seeded["both"], seeded["only_a"], seeded["all_three"]}
@pytest.mark.django_db
def test_includes_all_strips_embedded_labels(self):
"""Stash-style {id, label} value items are normalised to bare ids."""
from common.criteria import Modifier
from games.filters import PurchaseFilter
from games.models import Purchase
seeded = self._seed()
pf = PurchaseFilter.from_json(
{
"games": {
"value": [
{"id": seeded["a"].id, "label": "A"},
{"id": seeded["b"].id, "label": "B"},
],
"modifier": "INCLUDES_ALL",
}
}
)
assert pf.games is not None
assert pf.games.modifier == Modifier.INCLUDES_ALL
assert pf.games.value == [seeded["a"].id, seeded["b"].id]
result = set(Purchase.objects.filter(pf.to_q()))
assert result == {seeded["both"], seeded["all_three"]}
class TestPurchaseGamesIncludesOnlyAgainstDB:
"""INCLUDES_ONLY on the many-to-many ``Purchase.games`` should match only
purchases linked to *exactly* the given games — Stash's ``only`` mode,
which INCLUDES_ALL does not provide (it includes supersets)."""
def _seed(self):
import datetime
from games.models import Game, Platform, Purchase
platform, _ = Platform.objects.get_or_create(name="Test", icon="test")
a, _ = Game.objects.get_or_create(name="A", defaults={"platform": platform})
b, _ = Game.objects.get_or_create(name="B", defaults={"platform": platform})
c, _ = Game.objects.get_or_create(name="C", defaults={"platform": platform})
def make(linked):
purchase = Purchase.objects.create(
platform=platform, date_purchased=datetime.date(2024, 1, 1)
)
purchase.games.set(linked)
return purchase
return {
"a": a,
"b": b,
"both": make([a, b]),
"only_a": make([a]),
"all_three": make([a, b, c]),
}
@pytest.mark.django_db
def test_includes_only_matches_exact_set(self):
"""INCLUDES_ONLY [A, B] returns only purchases with exactly A and B."""
from games.filters import PurchaseFilter
from games.models import Purchase
seeded = self._seed()
pf = PurchaseFilter.from_json(
{
"games": {
"value": [seeded["a"].id, seeded["b"].id],
"modifier": "INCLUDES_ONLY",
}
}
)
result = set(Purchase.objects.filter(pf.to_q()))
assert result == {seeded["both"]}
@pytest.mark.django_db
def test_includes_only_single_game(self):
"""INCLUDES_ONLY [A] = exactly game A, no others."""
from games.filters import PurchaseFilter
from games.models import Purchase
seeded = self._seed()
pf = PurchaseFilter.from_json(
{
"games": {
"value": [seeded["a"].id],
"modifier": "INCLUDES_ONLY",
}
}
)
result = set(Purchase.objects.filter(pf.to_q()))
assert result == {seeded["only_a"]}
@pytest.mark.django_db
def test_includes_only_contrast_with_includes_all(self):
"""INCLUDES_ONLY excludes the superset that INCLUDES_ALL would match."""
from games.filters import PurchaseFilter
from games.models import Purchase
seeded = self._seed()
pf = PurchaseFilter.from_json(
{
"games": {
"value": [seeded["a"].id, seeded["b"].id],
"modifier": "INCLUDES_ONLY",
}
}
)
result = set(Purchase.objects.filter(pf.to_q()))
# all_three has A, B, C — INCLUDES_ALL would match it, ONLY does not.
assert seeded["all_three"] not in result
assert seeded["both"] in result
class TestGameFilterFromJson:
def test_status_choice_criterion(self):
gf = GameFilter.from_json(
{"status": {"value": ["f", "p"], "modifier": "INCLUDES"}}
)
assert gf is not None
assert gf.status is not None
assert gf.status.value == ["f", "p"]
assert gf.status.modifier == Modifier.INCLUDES
def test_status_not_null(self):
gf = GameFilter.from_json({"status": {"modifier": "NOT_NULL"}})
assert gf is not None
assert gf.status is not None
assert gf.status.modifier == Modifier.NOT_NULL
def test_platform_choice_criterion(self):
gf = GameFilter.from_json(
{"platform": {"value": ["1", "3"], "modifier": "INCLUDES"}}
)
assert gf is not None
assert gf.platform is not None
assert gf.platform.value == ["1", "3"]
def test_round_trip(self):
data = {
"status": {"value": ["f"], "modifier": "INCLUDES"},
"mastered": {"value": True, "modifier": "EQUALS"},
}
gf = GameFilter.from_json(data)
json_out = gf.to_json()
gf2 = GameFilter.from_json(json_out)
assert gf2 is not None
assert gf2.status is not None
assert gf2.mastered is not None
class TestGameFilterToQ:
def test_status_choice_includes(self):
gf = GameFilter.from_json(
{"status": {"value": ["f", "p"], "modifier": "INCLUDES"}}
)
q = gf.to_q()
assert q == Q(status__in=["f", "p"])
def test_status_not_null(self):
gf = GameFilter.from_json({"status": {"modifier": "NOT_NULL"}})
q = gf.to_q()
assert q == Q(status__isnull=False)
class TestFilterBarRendering:
"""Tests for FilterBar with FilterSelect widgets."""
def test_status_uses_filter_select(self):
html = str(FilterBar())
assert 'data-search-select-mode="filter"' in html
assert 'data-name="status"' in html
def test_mastered_not_checked_by_default(self):
html = str(FilterBar(filter_json=""))
assert 'checked="true"' not in html
def test_mastered_checked_when_filtered(self):
html = str(
FilterBar(
filter_json=json.dumps(
{"mastered": {"value": True, "modifier": "EQUALS"}}
),
)
)
assert 'checked="true"' in html
def test_status_prefilled(self):
html = str(
FilterBar(
filter_json=json.dumps(
{
"status": {
"value": [{"id": "f", "label": "Finished"}],
"modifier": "INCLUDES",
}
}
),
)
)
assert 'data-value="f"' in html
assert "Finished" in html
def test_no_hx_get(self):
html = str(FilterBar())
assert "hx-get" not in html
def test_platform_uses_search_url(self):
"""Platform is model-backed: rows are fetched, not pre-rendered."""
html = str(FilterBar())
assert 'data-search-url="/api/platforms/search"' in html
def test_status_has_no_modifiers(self):
"""Non-nullable fields should not show (None) but MUST show (Any)."""
html = str(FilterBar())
status_start = html.find('data-name="status"')
platform_start = html.find('data-name="platform"')
status_section = html[status_start:platform_start]
# Must have (Any) — always available
assert "(Any)" in status_section
# Must NOT have (None) — field is non-nullable
assert "(None)" not in status_section
def test_platform_has_modifiers(self):
"""Nullable ForeignKey fields should show (Any)/(None)."""
html = str(FilterBar())
platform_start = html.find('data-name="platform"')
platform_section = html[platform_start:]
# Should have at least one modifier option
assert "(Any)" in platform_section or "(None)" in platform_section