39 lines
1.6 KiB
Python
39 lines
1.6 KiB
Python
from django.test import TestCase
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from scores.models import Score, Version
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class BestPerUsernameTests(TestCase):
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@classmethod
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def setUpTestData(cls) -> None:
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cls.version = Version.objects.create(name="default")
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cls.other = Version.objects.create(name="other")
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Score.objects.create(username="legrems", points=120, version=cls.version)
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Score.objects.create(username="Legrems", points=119, version=cls.version)
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Score.objects.create(username="legrems", points=50, version=cls.version)
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Score.objects.create(username="alice", points=200, version=cls.version)
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# Same user, different version: must not collide across versions.
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Score.objects.create(username="legrems", points=999, version=cls.other)
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def _best(self) -> list[Score]:
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return list(Score.objects.filter(version=self.version).best_per_username().with_rank())
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def test_keeps_only_highest_per_case_insensitive_username(self) -> None:
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results = self._best()
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self.assertEqual(len(results), 2)
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by_name = {s.username.lower(): s for s in results}
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self.assertEqual(by_name["legrems"].points, 120)
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self.assertEqual(by_name["alice"].points, 200)
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def test_ranks_recomputed_over_deduplicated_set(self) -> None:
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results = self._best()
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ranks = {s.username.lower(): s.rank for s in results}
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self.assertEqual(ranks["alice"], 1)
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self.assertEqual(ranks["legrems"], 2)
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def test_lower_scores_remain_in_db(self) -> None:
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self.assertEqual(Score.objects.filter(version=self.version).count(), 4)
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