2 files changed, 183 insertions, 0 deletions
diff --git a/test/fixtures/dom-test.js b/test/fixtures/dom-test.js
new file mode 100644
index 00000000..8cfe80a9
--- /dev/null
+++ b/test/fixtures/dom-test.js
@@ -0,0 +1,58 @@
+/*
+ * Copyright (C) 2023  Yomitan Authors
+ * Copyright (C) 2020-2022  Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import fs from 'fs';
+import {test} from 'vitest';
+import {builtinEnvironments} from 'vitest/environments';
+
+/**
+ * @param {import('jsdom').DOMWindow} window
+ */
+function prepareWindow(window) {
+    const {document} = window;
+
+    // Define innerText setter as an alias for textContent setter
+    Object.defineProperty(window.HTMLDivElement.prototype, 'innerText', {
+        set(value) { this.textContent = value; }
+    });
+
+    // Placeholder for feature detection
+    document.caretRangeFromPoint = () => null;
+}
+
+/**
+ * @param {string} [htmlFilePath]
+ * @returns {import('vitest').TestAPI<{window: import('jsdom').DOMWindow}>}
+ */
+export function createDomTest(htmlFilePath) {
+    const html = typeof htmlFilePath === 'string' ? fs.readFileSync(htmlFilePath, {encoding: 'utf8'}) : '<!DOCTYPE html>';
+    return test.extend({
+        // eslint-disable-next-line no-empty-pattern
+        window: async ({}, use) => {
+            const env = builtinEnvironments.jsdom;
+            const {teardown} = await env.setup(global, {jsdom: {html}});
+            const window = /** @type {import('jsdom').DOMWindow} */ (/** @type {unknown} */ (global.window));
+            prepareWindow(window);
+            try {
+                await use(window);
+            } finally {
+                teardown(global);
+            }
+        }
+    });
+}
diff --git a/test/fixtures/translator-test.js b/test/fixtures/translator-test.js
new file mode 100644
index 00000000..b17c37d9
--- /dev/null
+++ b/test/fixtures/translator-test.js
@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2023  Yomitan Authors
+ * Copyright (C) 2020-2022  Yomichan Authors
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+import {IDBKeyRange, indexedDB} from 'fake-indexeddb';
+import {readFileSync} from 'fs';
+import {fileURLToPath, pathToFileURL} from 'node:url';
+import {dirname, join, resolve} from 'path';
+import {expect, vi} from 'vitest';
+import {createDictionaryArchive} from '../../dev/util.js';
+import {AnkiNoteDataCreator} from '../../ext/js/data/sandbox/anki-note-data-creator.js';
+import {DictionaryDatabase} from '../../ext/js/language/dictionary-database.js';
+import {DictionaryImporter} from '../../ext/js/language/dictionary-importer.js';
+import {JapaneseUtil} from '../../ext/js/language/sandbox/japanese-util.js';
+import {Translator} from '../../ext/js/language/translator.js';
+import {DictionaryImporterMediaLoader} from '../mocks/dictionary-importer-media-loader.js';
+import {createDomTest} from './dom-test.js';
+
+const extDir = join(dirname(fileURLToPath(import.meta.url)), '../../ext');
+const deinflectionReasonsPath = join(extDir, 'data/deinflect.json');
+
+/** @type {import('dev/vm').PseudoChrome} */
+const chrome = {
+    runtime: {
+        getURL: (path) => {
+            return pathToFileURL(join(extDir, path.replace(/^\//, ''))).href;
+        }
+    }
+};
+
+/**
+ * @param {string} url
+ * @returns {Promise<import('dev/vm').PseudoFetchResponse>}
+ */
+async function fetch(url) {
+    let filePath;
+    try {
+        filePath = fileURLToPath(url);
+    } catch (e) {
+        filePath = resolve(extDir, url.replace(/^[/\\]/, ''));
+    }
+    await Promise.resolve();
+    const content = readFileSync(filePath, {encoding: null});
+    return {
+        ok: true,
+        status: 200,
+        statusText: 'OK',
+        text: async () => content.toString('utf8'),
+        json: async () => JSON.parse(content.toString('utf8'))
+    };
+}
+
+vi.stubGlobal('indexedDB', indexedDB);
+vi.stubGlobal('IDBKeyRange', IDBKeyRange);
+vi.stubGlobal('fetch', fetch);
+vi.stubGlobal('chrome', chrome);
+
+/**
+ * @param {string} dictionaryDirectory
+ * @param {string} dictionaryName
+ * @returns {Promise<{translator: Translator, ankiNoteDataCreator: AnkiNoteDataCreator}>}
+ */
+async function createTranslatorContext(dictionaryDirectory, dictionaryName) {
+    // Dictionary
+    const testDictionary = createDictionaryArchive(dictionaryDirectory, dictionaryName);
+    const testDictionaryContent = await testDictionary.generateAsync({type: 'arraybuffer'});
+
+    // Setup database
+    const dictionaryImporterMediaLoader = new DictionaryImporterMediaLoader();
+    const dictionaryImporter = new DictionaryImporter(dictionaryImporterMediaLoader);
+    const dictionaryDatabase = new DictionaryDatabase();
+    await dictionaryDatabase.prepare();
+
+    const {errors} = await dictionaryImporter.importDictionary(
+        dictionaryDatabase,
+        testDictionaryContent,
+        {prefixWildcardsSupported: true}
+    );
+
+    expect(errors.length).toEqual(0);
+
+    // Setup translator
+    const japaneseUtil = new JapaneseUtil(null);
+    const translator = new Translator({japaneseUtil, database: dictionaryDatabase});
+    const deinflectionReasons = JSON.parse(readFileSync(deinflectionReasonsPath, {encoding: 'utf8'}));
+    translator.prepare(deinflectionReasons);
+
+    // Assign properties
+    const ankiNoteDataCreator = new AnkiNoteDataCreator(japaneseUtil);
+    return {translator, ankiNoteDataCreator};
+}
+
+/**
+ * @param {string|undefined} htmlFilePath
+ * @param {string} dictionaryDirectory
+ * @param {string} dictionaryName
+ * @returns {Promise<import('vitest').TestAPI<{window: import('jsdom').DOMWindow, translator: Translator, ankiNoteDataCreator: AnkiNoteDataCreator}>>}
+ */
+export async function createTranslatorTest(htmlFilePath, dictionaryDirectory, dictionaryName) {
+    const test = createDomTest(htmlFilePath);
+    const {translator, ankiNoteDataCreator} = await createTranslatorContext(dictionaryDirectory, dictionaryName);
+    /** @type {import('vitest').TestAPI<{window: import('jsdom').DOMWindow, translator: Translator, ankiNoteDataCreator: AnkiNoteDataCreator}>} */
+    const result = test.extend({
+        window: async ({window}, use) => { await use(window); },
+        // eslint-disable-next-line no-empty-pattern
+        translator: async ({}, use) => { await use(translator); },
+        // eslint-disable-next-line no-empty-pattern
+        ankiNoteDataCreator: async ({}, use) => { await use(ankiNoteDataCreator); }
+    });
+    return result;
+}