/*
    * 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.junit.annotation;
  
  import static org.junit.Assert.assertFalse;
  
  import java.lang.reflect.Method;
  import java.util.Arrays;
  
  import org.htmlunit.BrowserVersion;
  import org.htmlunit.junit.BrowserRunner;
  import org.htmlunit.junit.BrowserVersionClassRunner;
  
  /**
   * Utility functions for working with our annotations.
   *
   * @author Ahmed Ashour
   * @author Ronald Brill
   */
  public final class AnnotationUtils {
  
      /**
       * Disallow instantiation of this class.
       */
      private AnnotationUtils() {
          // Empty.
      }
  
      /**
       * Helper to validate defined annotations for various errors.
       *
       * @param method the method to validate
       */
      public static void assertAlerts(final Method method) {
          final Alerts alerts = method.getAnnotation(Alerts.class);
          if (alerts != null) {
              if (!BrowserVersionClassRunner.isDefined(alerts.value())) {
                  assertFalse("Obsolete DEFAULT because all browser expectations defined individually",
                          BrowserVersionClassRunner.isDefined(alerts.DEFAULT())
                          && BrowserVersionClassRunner.isDefined(alerts.CHROME())
                          && BrowserVersionClassRunner.isDefined(alerts.FF())
                          && BrowserVersionClassRunner.isDefined(alerts.FF_ESR())
                          && BrowserVersionClassRunner.isDefined(alerts.EDGE()));
  
                  assertNotEquals("@Alerts", method, BrowserVersion.CHROME, alerts.CHROME(), alerts.DEFAULT());
                  assertNotEquals("@Alerts", method, BrowserVersion.FIREFOX, alerts.FF(), alerts.DEFAULT());
                  assertNotEquals("@Alerts", method, BrowserVersion.FIREFOX_ESR, alerts.FF_ESR(), alerts.DEFAULT());
                  assertNotEquals("@Alerts", method, BrowserVersion.EDGE, alerts.EDGE(), alerts.DEFAULT());
              }
  
              final HtmlUnitNYI nyiAlerts = method.getAnnotation(HtmlUnitNYI.class);
              if (nyiAlerts != null) {
                  if (BrowserVersionClassRunner.isDefined(nyiAlerts.value())) {
                      if (BrowserVersionClassRunner.isDefined(alerts.CHROME())) {
                          assertNotEquals("@HtmlUnitNYI",
                                  method, null, alerts.CHROME(), nyiAlerts.value());
                      }
                      else if (BrowserVersionClassRunner.isDefined(alerts.DEFAULT())) {
                          assertNotEquals("@HtmlUnitNYI",
                                  method, null, alerts.DEFAULT(), nyiAlerts.value());
                      }
                      else if (BrowserVersionClassRunner.isDefined(alerts.value())) {
                          assertNotEquals("@HtmlUnitNYI",
                                  method, null, alerts.value(), nyiAlerts.value());
                      }
                  }
  
                  if (BrowserVersionClassRunner.isDefined(nyiAlerts.CHROME())) {
                      if (BrowserVersionClassRunner.isDefined(alerts.CHROME())) {
                          assertNotEquals("@HtmlUnitNYI",
                                  method, BrowserVersion.CHROME, alerts.CHROME(), nyiAlerts.CHROME());
                      }
                      else if (BrowserVersionClassRunner.isDefined(alerts.DEFAULT())) {
                          assertNotEquals("@HtmlUnitNYI",
                                  method, BrowserVersion.CHROME, alerts.DEFAULT(), nyiAlerts.CHROME());
                      }
                      else if (BrowserVersionClassRunner.isDefined(alerts.value())) {
                          assertNotEquals("@HtmlUnitNYI",
                                  method, BrowserVersion.CHROME, alerts.value(), nyiAlerts.CHROME());
                      }
                  }
  
                  if (BrowserVersionClassRunner.isDefined(nyiAlerts.FF_ESR())) {
                      if (BrowserVersionClassRunner.isDefined(alerts.FF_ESR())) {
                          assertNotEquals("@HtmlUnitNYI",
                                  method, BrowserVersion.FIREFOX_ESR, alerts.FF_ESR(), nyiAlerts.FF_ESR());
                      }
                     else if (BrowserVersionClassRunner.isDefined(alerts.DEFAULT())) {
                         assertNotEquals("@HtmlUnitNYI",
                                 method, BrowserVersion.FIREFOX_ESR, alerts.DEFAULT(), nyiAlerts.FF_ESR());
                     }
                     else if (BrowserVersionClassRunner.isDefined(alerts.value())) {
                         assertNotEquals("@HtmlUnitNYI",
                                 method, BrowserVersion.FIREFOX_ESR, alerts.value(), nyiAlerts.FF_ESR());
                     }
                 }
 
                 if (BrowserVersionClassRunner.isDefined(nyiAlerts.FF())) {
                     if (BrowserVersionClassRunner.isDefined(alerts.FF())) {
                         assertNotEquals("@HtmlUnitNYI",
                                 method, BrowserVersion.FIREFOX, alerts.FF(), nyiAlerts.FF());
                     }
                     else if (BrowserVersionClassRunner.isDefined(alerts.DEFAULT())) {
                         assertNotEquals("@HtmlUnitNYI",
                                 method, BrowserVersion.FIREFOX, alerts.DEFAULT(), nyiAlerts.FF());
                     }
                     else if (BrowserVersionClassRunner.isDefined(alerts.value())) {
                         assertNotEquals("@HtmlUnitNYI",
                                 method, BrowserVersion.FIREFOX, alerts.value(), nyiAlerts.FF());
                     }
                 }
 
                 if (BrowserVersionClassRunner.isDefined(nyiAlerts.EDGE())) {
                     if (BrowserVersionClassRunner.isDefined(alerts.EDGE())) {
                         assertNotEquals("@HtmlUnitNYI",
                                 method, BrowserVersion.EDGE, alerts.EDGE(), nyiAlerts.EDGE());
                     }
                     else if (BrowserVersionClassRunner.isDefined(alerts.DEFAULT())) {
                         assertNotEquals("@HtmlUnitNYI",
                                 method, BrowserVersion.EDGE, alerts.DEFAULT(), nyiAlerts.EDGE());
                     }
                     else if (BrowserVersionClassRunner.isDefined(alerts.value())) {
                         assertNotEquals("@HtmlUnitNYI",
                                 method, BrowserVersion.EDGE, alerts.value(), nyiAlerts.EDGE());
                     }
                 }
             }
         }
     }
 
     private static void assertNotEquals(final String annotation, final Method method, final BrowserVersion browser,
             final String[] value1, final String[] value2) {
         if (value1.length != 0 && !BrowserRunner.EMPTY_DEFAULT.equals(value1[0])
                 && value1.length == value2.length
                 && Arrays.asList(value1).toString().equals(Arrays.asList(value2).toString())) {
             final String nickname = browser == null ? "DEFAULT" : browser.getNickname();
             throw new AssertionError("Redundant " + annotation + " for " + nickname + " in "
                     + method.getDeclaringClass().getSimpleName() + '.' + method.getName() + "()");
         }
     }
 }