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/**
* @vitest-environment jsdom
*/
import "fake-indexeddb/auto";
import { afterEach, beforeEach, describe, expect, it } from "vitest";
import {
CardState,
db,
type LocalCard,
type LocalDeck,
type LocalReviewLog,
Rating,
} from "./index";
describe("KiokuDatabase", () => {
beforeEach(async () => {
// Clear database before each test
await db.decks.clear();
await db.cards.clear();
await db.reviewLogs.clear();
});
afterEach(async () => {
// Clean up after tests
await db.decks.clear();
await db.cards.clear();
await db.reviewLogs.clear();
});
describe("database initialization", () => {
it("should have decks table", () => {
expect(db.decks).toBeDefined();
});
it("should have cards table", () => {
expect(db.cards).toBeDefined();
});
it("should have reviewLogs table", () => {
expect(db.reviewLogs).toBeDefined();
});
it("should be named kioku", () => {
expect(db.name).toBe("kioku");
});
});
describe("decks table", () => {
const testDeck: LocalDeck = {
id: "deck-1",
userId: "user-1",
name: "Test Deck",
description: "A test deck",
newCardsPerDay: 20,
createdAt: new Date("2024-01-01"),
updatedAt: new Date("2024-01-01"),
deletedAt: null,
syncVersion: 0,
_synced: false,
};
it("should add and retrieve a deck", async () => {
await db.decks.add(testDeck);
const retrieved = await db.decks.get("deck-1");
expect(retrieved).toEqual(testDeck);
});
it("should find unsynced decks", async () => {
await db.decks.add(testDeck);
await db.decks.add({
...testDeck,
id: "deck-2",
name: "Synced Deck",
_synced: true,
});
const unsynced = await db.decks.filter((d) => !d._synced).toArray();
expect(unsynced).toHaveLength(1);
expect(unsynced[0]?.id).toBe("deck-1");
});
it("should find decks by userId", async () => {
await db.decks.add(testDeck);
await db.decks.add({
...testDeck,
id: "deck-2",
userId: "user-2",
});
const userDecks = await db.decks
.where("userId")
.equals("user-1")
.toArray();
expect(userDecks).toHaveLength(1);
expect(userDecks[0]?.id).toBe("deck-1");
});
it("should update a deck", async () => {
await db.decks.add(testDeck);
await db.decks.update("deck-1", {
name: "Updated Deck",
_synced: false,
});
const updated = await db.decks.get("deck-1");
expect(updated?.name).toBe("Updated Deck");
});
it("should delete a deck", async () => {
await db.decks.add(testDeck);
await db.decks.delete("deck-1");
const deleted = await db.decks.get("deck-1");
expect(deleted).toBeUndefined();
});
});
describe("cards table", () => {
const testCard: LocalCard = {
id: "card-1",
deckId: "deck-1",
front: "Question",
back: "Answer",
state: CardState.New,
due: new Date("2024-01-01"),
stability: 0,
difficulty: 0,
elapsedDays: 0,
scheduledDays: 0,
reps: 0,
lapses: 0,
lastReview: null,
createdAt: new Date("2024-01-01"),
updatedAt: new Date("2024-01-01"),
deletedAt: null,
syncVersion: 0,
_synced: false,
};
it("should add and retrieve a card", async () => {
await db.cards.add(testCard);
const retrieved = await db.cards.get("card-1");
expect(retrieved).toEqual(testCard);
});
it("should find cards by deckId", async () => {
await db.cards.add(testCard);
await db.cards.add({
...testCard,
id: "card-2",
deckId: "deck-2",
});
const deckCards = await db.cards
.where("deckId")
.equals("deck-1")
.toArray();
expect(deckCards).toHaveLength(1);
expect(deckCards[0]?.id).toBe("card-1");
});
it("should find due cards", async () => {
const now = new Date();
const past = new Date(now.getTime() - 1000 * 60 * 60);
const future = new Date(now.getTime() + 1000 * 60 * 60);
await db.cards.add({ ...testCard, id: "card-past", due: past });
await db.cards.add({ ...testCard, id: "card-future", due: future });
const dueCards = await db.cards.where("due").belowOrEqual(now).toArray();
expect(dueCards).toHaveLength(1);
expect(dueCards[0]?.id).toBe("card-past");
});
it("should find cards by state", async () => {
await db.cards.add(testCard);
await db.cards.add({
...testCard,
id: "card-2",
state: CardState.Review,
});
const newCards = await db.cards
.where("state")
.equals(CardState.New)
.toArray();
expect(newCards).toHaveLength(1);
expect(newCards[0]?.id).toBe("card-1");
});
it("should find unsynced cards", async () => {
await db.cards.add(testCard);
await db.cards.add({
...testCard,
id: "card-2",
_synced: true,
});
const unsynced = await db.cards.filter((c) => !c._synced).toArray();
expect(unsynced).toHaveLength(1);
expect(unsynced[0]?.id).toBe("card-1");
});
});
describe("reviewLogs table", () => {
const testReviewLog: LocalReviewLog = {
id: "review-1",
cardId: "card-1",
userId: "user-1",
rating: Rating.Good,
state: CardState.New,
scheduledDays: 1,
elapsedDays: 0,
reviewedAt: new Date("2024-01-01"),
durationMs: 5000,
syncVersion: 0,
_synced: false,
};
it("should add and retrieve a review log", async () => {
await db.reviewLogs.add(testReviewLog);
const retrieved = await db.reviewLogs.get("review-1");
expect(retrieved).toEqual(testReviewLog);
});
it("should find review logs by cardId", async () => {
await db.reviewLogs.add(testReviewLog);
await db.reviewLogs.add({
...testReviewLog,
id: "review-2",
cardId: "card-2",
});
const cardReviews = await db.reviewLogs
.where("cardId")
.equals("card-1")
.toArray();
expect(cardReviews).toHaveLength(1);
expect(cardReviews[0]?.id).toBe("review-1");
});
it("should find review logs by userId", async () => {
await db.reviewLogs.add(testReviewLog);
await db.reviewLogs.add({
...testReviewLog,
id: "review-2",
userId: "user-2",
});
const userReviews = await db.reviewLogs
.where("userId")
.equals("user-1")
.toArray();
expect(userReviews).toHaveLength(1);
expect(userReviews[0]?.id).toBe("review-1");
});
it("should find unsynced review logs", async () => {
await db.reviewLogs.add(testReviewLog);
await db.reviewLogs.add({
...testReviewLog,
id: "review-2",
_synced: true,
});
const unsynced = await db.reviewLogs.filter((r) => !r._synced).toArray();
expect(unsynced).toHaveLength(1);
expect(unsynced[0]?.id).toBe("review-1");
});
it("should order review logs by reviewedAt", async () => {
const earlier = new Date("2024-01-01");
const later = new Date("2024-01-02");
await db.reviewLogs.add({
...testReviewLog,
id: "review-later",
reviewedAt: later,
});
await db.reviewLogs.add({
...testReviewLog,
id: "review-earlier",
reviewedAt: earlier,
});
const sorted = await db.reviewLogs.orderBy("reviewedAt").toArray();
expect(sorted[0]?.id).toBe("review-earlier");
expect(sorted[1]?.id).toBe("review-later");
});
});
describe("constants", () => {
it("should export CardState enum", () => {
expect(CardState.New).toBe(0);
expect(CardState.Learning).toBe(1);
expect(CardState.Review).toBe(2);
expect(CardState.Relearning).toBe(3);
});
it("should export Rating enum", () => {
expect(Rating.Again).toBe(1);
expect(Rating.Hard).toBe(2);
expect(Rating.Good).toBe(3);
expect(Rating.Easy).toBe(4);
});
});
});
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