Shinsuke Sugaya <******@****.***> 1514783567 +0900

        assertTrue(fieldSet.contains("field3"));
    }

    @Test
    public void testMerge_languages() {
        SuggestItem item1 = createItemWithLanguages("text", "en", "ja");
        SuggestItem item2 = createItemWithLanguages("text", "ja", "zh");

        SuggestItem merged = SuggestItemMerger.merge(item1, item2);

        String[] languages = merged.getLanguages();

        AnalyzerNormalizer normalizer = new AnalyzerNormalizer(runner.client(), suggester.settings());

        String result = normalizer.normalize("test", "content", "en", "ja");

        assertNotNull(result);
    }

    @Test
    public void test_normalizeEmptyString() throws Exception {
        AnalyzerNormalizer normalizer = new AnalyzerNormalizer(runner.client(), suggester.settings());

        assertTrue(readingAnalyzer.contains("_en") || readingAnalyzer.equals(AnalyzerSettings.READING_ANALYZER));

        String normalizeAnalyzer = settings.analyzer().getNormalizeAnalyzerName("", "ja");
        assertTrue(normalizeAnalyzer.contains("_ja") || normalizeAnalyzer.equals(AnalyzerSettings.NORMALIZE_ANALYZER));
    }

    @Test
    public void test_getAnalyzerName_withUnsupportedLanguage() {

     * @throws Exception
     */
    public void testGetLocale() throws Exception {
        assertEquals("1", LocaleUtil.getDefault(), LocaleUtil.getLocale(null));
        assertEquals("2", Locale.JAPANESE, LocaleUtil.getLocale("ja"));
        assertEquals("3", Locale.JAPAN, LocaleUtil.getLocale("ja_JP"));
    }

### Target language

Translate to Japanese (日本語).

Language code: ja.

### Grammar and tone

- Use polite, instructional Japanese (です/ます調).
- Keep the tone concise and technical (match existing Japanese FastAPI docs).

### Headings

- Follow the existing Japanese style: short, descriptive headings (often noun phrases), e.g. 「チェック」.
- Do not add a trailing period at the end of headings.

### Quotes

    public void test_withLanguages() throws Exception {
        FullWidthToHalfWidthAlphabetNormalizer normalizer = new FullWidthToHalfWidthAlphabetNormalizer();

        String result = normalizer.normalize("ａｂｃ", "field", "en", "ja");

        assertEquals("abc", result);
    }

    @Test
    public void test_japaneseCharactersUnchanged() throws Exception {

## Full Stack FastAPI テンプレート - 技術スタックと機能 { #full-stack-fastapi-template-technology-stack-and-features }

- ⚡ PythonバックエンドAPI向けの [**FastAPI**](https://fastapi.tiangolo.com/ja)。
  - 🧰 PythonのSQLデータベース操作（ORM）向けの [SQLModel](https://sqlmodel.tiangolo.com)。
  - 🔍 FastAPIで使用される、データバリデーションと設定管理向けの [Pydantic](https://docs.pydantic.dev)。
  - 💾 SQLデータベースとしての [PostgreSQL](https://www.postgresql.org)。

        NormalizerChain chain = new NormalizerChain();
        chain.add(new FullWidthToHalfWidthAlphabetNormalizer());

        String result = chain.normalize("ａｂｃ", "field", "en", "ja");

        assertEquals("abc", result);
    }

    @Test
    public void test_addMultipleNormalizersInOrder() throws Exception {
        NormalizerChain chain = new NormalizerChain();

    }

    @Test
    public void test_withLanguages() throws Exception {
        HankakuKanaToZenkakuKana normalizer = new HankakuKanaToZenkakuKana();

        String result = normalizer.normalize("ｱｲｳ", "field", "ja");

        assertEquals("アイウ", result);
    }

    @Test
    public void test_mergeChar() throws Exception {
        assertEquals('ガ', HankakuKanaToZenkakuKana.mergeChar('ｶ', 'ﾞ'));