/*
    * 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.javascript.regexp.mozilla.js1_2;
  
  import org.htmlunit.WebDriverTestCase;
  import org.htmlunit.junit.annotation.Alerts;
  import org.junit.jupiter.api.Test;
  
  /**
   * Tests originally in '/js/src/tests/js1_2/regexp/alphanumeric.js'.
   *
   * @author Ahmed Ashour
   * @author Frank Danek
   * @author Ronald Brill
   */
  public class AlphanumericTest extends WebDriverTestCase {
  
      private static final String NON_ALPHANUMERIC = "~`!@#$%^&*()-+={[}]|\\\\:;\\'<,>./?\\f\\n\\r\\t \"\\v";
      private static final String ALPHANUMERIC     = "_abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
  
      /**
       * Be sure all alphanumerics are matched by \w.
       * @throws Exception if the test fails
       */
      @Test
      @Alerts(ALPHANUMERIC)
      public void test1() throws Exception {
          test("'" + ALPHANUMERIC + "'.match(new RegExp('\\\\w+'))", false);
      }
  
      /**
       * Be sure all non-alphanumerics are matched by \W.
       * @throws Exception if the test fails
       */
      @Test
      @Alerts("7E-60-21-40-23-24-25-5E-26-2A-28-29-2D-2B-3D-7B-5B-7D-5D-7C-5C-"
                  + "3A-3B-27-3C-2C-3E-2E-2F-3F-C-A-D-9-20-22-B-")
      public void test2() throws Exception {
          test("'" + NON_ALPHANUMERIC + "'.match(new RegExp('\\\\W+'))", true);
      }
  
      /**
       * Be sure all non-alphanumerics are not matched by \w.
       * @throws Exception if the test fails
       */
      @Test
      @Alerts("null")
      public void test3() throws Exception {
          test("'" + NON_ALPHANUMERIC + "'.match(new RegExp('\\\\w+'))", false);
      }
  
      /**
       * Be sure all alphanumerics are not matched by \W.
       * @throws Exception if the test fails
       */
      @Test
      @Alerts("null")
      public void test4() throws Exception {
          test("'" + ALPHANUMERIC + "'.match(new RegExp('\\\\W+'))", false);
      }
  
      /**
       * Be sure all alphanumerics are matched by \w.
       * @throws Exception if the test fails
       */
      @Test
      @Alerts(ALPHANUMERIC)
      public void test5() throws Exception {
          test("'" + NON_ALPHANUMERIC + ALPHANUMERIC + "'.match(new RegExp('\\\\w+'))", false);
      }
  
      /**
       * Be sure all non-alphanumerics are matched by \W.
       * @throws Exception if the test fails
       */
      @Test
      @Alerts("7E-60-21-40-23-24-25-5E-26-2A-28-29-2D-2B-3D-7B-5B-7D-5D-7C-5C-"
                  + "3A-3B-27-3C-2C-3E-2E-2F-3F-C-A-D-9-20-22-B-")
      public void test6() throws Exception {
          test("'" + ALPHANUMERIC + NON_ALPHANUMERIC + "'.match(new RegExp('\\\\W+'))", true);
      }
  
      /**
       * Be sure all alphanumerics are matched by \w (using literals).
       * @throws Exception if the test fails
       */
      @Test
     @Alerts(ALPHANUMERIC)
     public void test7() throws Exception {
         test("'" + ALPHANUMERIC + NON_ALPHANUMERIC + "'.match(/\\w+/)", false);
     }
 
     /**
      * Be sure all non-alphanumerics are matched by \W (using literals).
      * @throws Exception if the test fails
      */
     @Test
     @Alerts("7E-60-21-40-23-24-25-5E-26-2A-28-29-2D-2B-3D-7B-5B-7D-5D-7C-5C-"
                 + "3A-3B-27-3C-2C-3E-2E-2F-3F-C-A-D-9-20-22-B-")
     public void test8() throws Exception {
         test("'" + ALPHANUMERIC + NON_ALPHANUMERIC + "'.match(/\\W+/)", true);
     }
 
     /**
      * Be sure the following test behaves consistently.
      * @throws Exception if the test fails
      */
     @Test
     @Alerts("abcd*&^%$$,abcd,%$$")
     public void test9() throws Exception {
         test("'" + "abcd*&^%$$" + "'.match(/(\\w+)...(\\W+)/)", false);
     }
 
     /**
      * Be sure all alphanumeric characters match individually.
      * @throws Exception if the test fails
      */
     @Test
     public void test10() throws Exception {
         for (int i = 0; i < ALPHANUMERIC.length(); i++) {
             setExpectedAlerts(String.valueOf(ALPHANUMERIC.charAt(i)));
             test("'" + "#$" + ALPHANUMERIC.charAt(i) + "%^" + "'.match(new RegExp('\\\\w'))", false);
         }
     }
 
     /**
      * Be sure all non_alphanumeric characters match individually.
      * @throws Exception if the test fails
      */
     @Test
     @Alerts("\n")
     public void test11() throws Exception {
         final String[] exp = getExpectedAlerts();
         for (int i = 0; i < NON_ALPHANUMERIC.length() - 1; i++) {
             final char ch = NON_ALPHANUMERIC.charAt(i);
             String expected = String.valueOf(ch);
             String input = expected;
             switch (ch) {
                 case '\\':
                     input = "\\" + ch;
                     break;
 
                 case '\'':
                     input = "\\" + ch;
                     break;
 
                 case 'f':
                     expected = "\f";
                     input = "\\" + ch;
                     break;
 
                 case 'n':
                     expected = "\n";
                     input = "\\" + ch;
                     break;
 
                 case 'r':
                     expected = exp[0];
                     input = "\\" + ch;
                     break;
 
                 case 't':
                     expected = "\t";
                     input = "\\" + ch;
                     break;
 
                 case 'v':
                     expected = "\u000B";
                     input = "\\" + ch;
                     break;
 
                 default:
             }
 
             setExpectedAlerts(expected);
 
             final String s = "sd" + input + String.valueOf((i + 10) * (i + 10) - 2 * (i + 10));
             test("'" + s + "'.match(new RegExp('\\\\W'))", false);
         }
     }
 
     private void test(final String script, final boolean charCode) throws Exception {
         String html
             = "<html><head><script>\n";
         if (charCode) {
             html += "  var string = " + script + ".toString();\n"
                 + "  var output = '';\n"
                 + "  for (var i = 0; i < string.length; i++) {\n"
                 + "    output += string.charCodeAt(i).toString(16).toUpperCase() + '-';\n"
                 + "  }\n"
                 + "  alert(output);\n";
         }
         else {
             html += "  alert(" + script + ");\n";
         }
         html += "</script></head><body>\n"
             + "</body></html>";
 
         loadPageWithAlerts2(html);
     }
 }