Tirsvad
8d66c43eea
Review record RC-025 (Go, autonomous mode, not independent). Task: MIL-003#1 Task: MIL-003#2 Task: MIL-003#3 Task: MIL-003#4 Task: MIL-003#5
74 lines
1.9 KiB
Python
74 lines
1.9 KiB
Python
"""Tests of the Deck entity."""
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from collections.abc import Sequence
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import pytest
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from flash_card.domain.entities.card import Card
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from flash_card.domain.entities.deck import Deck
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from flash_card.domain.entities.vocabulary import Vocabulary
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from flash_card.domain.errors.vocabulary_errors import EmptyDeckError
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from flash_card.domain.value_objects.language_pair import LanguagePair
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PAIR = LanguagePair("ms", "da")
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A = Card("aku", "mig")
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B = Card("kau", "du")
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def _first(cards: Sequence[Card]) -> Card:
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return cards[0]
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def test_from_vocabulary_holds_all_cards() -> None:
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deck = Deck.from_vocabulary(Vocabulary(PAIR, (A, B)))
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assert deck.cards == (A, B)
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assert deck.language_pair == PAIR
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assert len(deck) == 2
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def test_cards_returns_copy_when_deck_changes_later() -> None:
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deck = Deck(PAIR, [A])
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snapshot = deck.cards
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deck.remove(A)
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assert snapshot == (A,)
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assert deck.is_empty
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def test_draw_returns_chosen_card() -> None:
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assert Deck(PAIR, [A, B]).draw(_first) == A
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def test_draw_avoids_excluded_card_when_another_exists() -> None:
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assert Deck(PAIR, [A, B]).draw(_first, exclude=A) == B
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def test_draw_returns_excluded_card_when_it_is_the_only_one() -> None:
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assert Deck(PAIR, [A]).draw(_first, exclude=A) == A
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def test_draw_keeps_card_in_deck() -> None:
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deck = Deck(PAIR, [A, B])
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deck.draw(_first)
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assert len(deck) == 2
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def test_draw_raises_when_deck_is_empty() -> None:
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with pytest.raises(EmptyDeckError):
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Deck(PAIR, []).draw(_first)
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def test_remove_deletes_first_equal_card() -> None:
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deck = Deck(PAIR, [A, B, A])
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deck.remove(A)
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assert deck.cards == (B, A)
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def test_remove_raises_when_card_is_absent() -> None:
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with pytest.raises(ValueError):
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Deck(PAIR, [A]).remove(B)
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def test_is_empty_reflects_cards() -> None:
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assert Deck(PAIR, []).is_empty
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assert not Deck(PAIR, [A]).is_empty
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