<category android:name="android.intent.category.LAUNCHER" />
      </intent-filter>
    </activity>

    <activity
      android:name=".MainActivity2"
      android:process=":activity2"
      android:exported="true">
      <intent-filter>
        <action android:name="android.intent.action.MAIN" />

        <category android:name="android.intent.category.LAUNCHER" />
      </intent-filter>

    }

    public void test_isFacetField() {
        String[] facetFields = { "category", "type", "author", "date" };
        queryFieldConfig.setFacetFields(facetFields);

        // Test valid facet fields
        assertTrue(queryFieldConfig.isFacetField("category"));
        assertTrue(queryFieldConfig.isFacetField("type"));
        assertTrue(queryFieldConfig.isFacetField("author"));

        assertEquals(messageCode, exception.getMessageCode());
    }

    public void test_messageWithSpecialCharacters() {
        // Setup
        final String message = "Query error: field:\"test value\" AND category:[A TO Z] OR tag:#hashtag @mention $special %wildcard";
        final VaMessenger<FessMessages> messageCode = messages -> messages.addErrorsInvalidQueryUnknown(UserMessages.GLOBAL_PROPERTY_KEY);

        assertTrue(context.getQueryBuilder().toString().contains("function_score"));
    }

    public void test_addBoostFunction_withFilter() {
        QueryBuilder filter = QueryBuilders.termQuery("category", "test");
        queryHelper.addBoostFunction(filter, ScoreFunctionBuilders.weightFactorFunction(2.0f));

        QueryContext context = buildQuery("test");

   */
  public static CharMatcher javaIsoControl() {
    return JavaIsoControl.INSTANCE;
  }

  /**
   * Determines whether a character is invisible; that is, if its Unicode category is any of
   * SPACE_SEPARATOR, LINE_SEPARATOR, PARAGRAPH_SEPARATOR, CONTROL, FORMAT, SURROGATE, and
   * PRIVATE_USE according to ICU4J.
   *