Tirsvad
8dbaaa3059
Review record RC-027 (Go, autonomous mode, not independent). Task: MIL-005#1 Task: MIL-005#2 Task: MIL-005#3 Task: MIL-005#4 Task: MIL-005#5
149 lines
4.6 KiB
Python
149 lines
4.6 KiB
Python
"""Tests of the flash card view model over a real session and in-memory deck."""
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from collections.abc import Sequence
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from flash_card.application.use_cases.study_session import StudySession
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from flash_card.constants import FINISHED_MESSAGE
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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.value_objects.language_pair import LanguagePair
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from flash_card.presentation.features.flash_card.flash_card_view_model import (
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FlashCardViewModel,
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Side,
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)
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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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class _RecordingProgress:
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def __init__(self) -> None:
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self.saved: list[tuple[Card, ...]] = []
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def load(self) -> Deck | None:
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return None
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def save(self, deck: Deck) -> None:
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self.saved.append(deck.cards)
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def _session(
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code: str, *cards: Card, progress: _RecordingProgress | None = None
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) -> StudySession:
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store = _RecordingProgress() if progress is None else progress
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return StudySession(Deck(LanguagePair(code, "da"), cards), _first, store)
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def test_view_model_draws_first_card_on_construction() -> None:
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view_model = FlashCardViewModel(_session("ms", A, B))
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assert view_model.text == "aku"
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assert view_model.language_name == "Malay"
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assert not view_model.is_finished
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def test_next_card_shows_next_card() -> None:
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view_model = FlashCardViewModel(_session("ms", A, B))
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view_model.next_card()
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assert view_model.text == "kau"
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def test_language_name_shows_unknown_code_in_upper_case() -> None:
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view_model = FlashCardViewModel(_session("xx", A))
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assert view_model.language_name == "XX"
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def test_language_name_uses_given_names() -> None:
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view_model = FlashCardViewModel(_session("ms", A), {"ms": "Melayu"})
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assert view_model.language_name == "Melayu"
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def test_view_model_shows_finished_message_when_no_card_is_left() -> None:
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view_model = FlashCardViewModel(_session("ms"))
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assert view_model.is_finished
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assert view_model.language_name == ""
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assert view_model.text == FINISHED_MESSAGE
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def test_view_model_starts_on_front_side() -> None:
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view_model = FlashCardViewModel(_session("ms", A))
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assert view_model.side is Side.FRONT
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def test_flip_card_shows_back_language_and_translation() -> None:
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view_model = FlashCardViewModel(_session("ms", A))
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view_model.flip_card()
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assert view_model.side is Side.BACK
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assert view_model.language_name == "Danish"
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assert view_model.text == "mig"
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def test_flip_card_twice_keeps_back_side() -> None:
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view_model = FlashCardViewModel(_session("ms", A))
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view_model.flip_card()
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view_model.flip_card()
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assert view_model.side is Side.BACK
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assert view_model.text == "mig"
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def test_flip_card_does_nothing_when_finished() -> None:
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view_model = FlashCardViewModel(_session("ms"))
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view_model.flip_card()
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assert view_model.side is Side.FRONT
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assert view_model.language_name == ""
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assert view_model.text == FINISHED_MESSAGE
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def test_next_card_resets_side_to_front() -> None:
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view_model = FlashCardViewModel(_session("ms", A, B))
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view_model.flip_card()
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view_model.next_card()
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assert view_model.side is Side.FRONT
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assert view_model.language_name == "Malay"
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assert view_model.text == "kau"
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def test_is_known_saves_remaining_and_shows_next_front() -> None:
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progress = _RecordingProgress()
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view_model = FlashCardViewModel(_session("ms", A, B, progress=progress))
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view_model.flip_card()
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view_model.is_known()
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assert progress.saved == [(B,)]
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assert view_model.side is Side.FRONT
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assert view_model.text == "kau"
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assert not view_model.is_finished
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def test_is_known_on_last_card_finishes() -> None:
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progress = _RecordingProgress()
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view_model = FlashCardViewModel(_session("ms", A, progress=progress))
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view_model.is_known()
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assert view_model.is_finished
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assert view_model.text == FINISHED_MESSAGE
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assert progress.saved == [()]
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def test_is_known_does_nothing_when_finished() -> None:
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progress = _RecordingProgress()
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view_model = FlashCardViewModel(_session("ms", progress=progress))
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view_model.is_known()
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assert view_model.is_finished
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assert progress.saved == []
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def test_next_card_does_nothing_when_finished() -> None:
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view_model = FlashCardViewModel(_session("ms"))
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view_model.next_card()
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assert view_model.is_finished
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assert view_model.text == FINISHED_MESSAGE
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def test_next_card_never_saves() -> None:
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progress = _RecordingProgress()
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view_model = FlashCardViewModel(_session("ms", A, B, progress=progress))
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view_model.next_card()
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assert progress.saved == []
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