/*
    * Copyright (c) 2002-2025 Gargoyle Software Inc.
    *
    * Licensed under the Apache License, Version 2.0 (the "License");
    * you may not use this file except in compliance with the License.
    * You may obtain a copy of the License at
    * https://www.apache.org/licenses/LICENSE-2.0
    *
    * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.htmlunit.source;
  
  import java.lang.reflect.Field;
  import java.util.HashMap;
  import java.util.Map;
  
  import org.htmlunit.html.DefaultElementFactory;
  import org.htmlunit.html.HtmlPage;
  import org.htmlunit.javascript.configuration.JavaScriptConfigurationTest;
  
  /**
   * Use to generate test cases similar to the ones in the 'general' package.
   *
   * @author Ahmed Ashour
   */
  public final class ElementTestSource {
  
      private ElementTestSource() {
      }
  
      /**
       * Generate test case for each one HTML elements.
       * @param htmlGeneratorMethod the method name which is called to generate the HTML, it expects a tag name parameter
       * @param defaultAlerts default string inside the parenthesis of <tt>@Alerts</tt>, can be null
       */
      public static void generateTestForHtmlElements(final String htmlGeneratorMethod,
              final String defaultAlerts) {
          final Map<String, String> namesMap = new HashMap<>();
          for (final String className : JavaScriptConfigurationTest.getClassesForPackage(HtmlPage.class)) {
              try {
                  final Class<?> c = Class.forName(className);
                  final Field field = c.getDeclaredField("TAG_NAME");
                  namesMap.put(field.get(null).toString(), c.getName());
                  try {
                      final Field field2 = c.getDeclaredField("TAG_NAME2");
                      namesMap.put(field2.get(null).toString(), c.getName());
                  }
                  catch (final Exception ignored) {
                      // ignore
                  }
              }
              catch (final Exception ignored) {
                  // ignore
              }
          }
          for (final String tag : DefaultElementFactory.SUPPORTED_TAGS_) {
              System.out.println();
              System.out.println("    /**");
              if (namesMap.containsKey(tag)) {
                  System.out.println("     * Test {@link " + namesMap.get(tag) + "}.");
                  System.out.println("     *");
              }
              System.out.println("     * @throws Exception if the test fails");
              System.out.println("     */");
              System.out.println("    @Test");
              System.out.print("    @Alerts(");
              if (defaultAlerts != null) {
                  System.out.print(defaultAlerts);
              }
              System.out.println(")");
              System.out.println("    public void " + tag + "() throws Exception {");
              System.out.println("        loadPageWithAlerts2(" + htmlGeneratorMethod + "(\"" + tag + "\"));");
              System.out.println("    }");
          }
      }
  }