/*
    * 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;
  
  import java.util.Locale;
  
  import org.htmlunit.SimpleWebTestCase;
  import org.htmlunit.html.HtmlElement;
  import org.htmlunit.html.HtmlPage;
  import org.junit.jupiter.api.Test;
  
  /**
   * Tests for {@link HtmlElement} attributes.
   *
   * @author David D. Kilzer
   * @author <a href="mailto:mbowler@GargoyleSoftware.com">Mike Bowler</a>
   * @author Ronald Brill
   */
  public class AttributeCaseTest extends SimpleWebTestCase {
  
      private static final String ATTRIBUTE_NAME = "randomAttribute";
      private static final String ATTRIBUTE_VALUE = "someValue";
      private static final String ATTRIBUTE_VALUE_NEW = "newValue";
  
      private HtmlElement element_;
      private HtmlPage page_;
  
      /**
       * Tests {@link HtmlElement#getAttribute(String)} with a lower case name.
       * @throws Exception if the test fails
       */
      @Test
      public void getAttributeLowerCase() throws Exception {
          setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
          assertEquals(page_.asXml(), ATTRIBUTE_VALUE,
                  element_.getAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT)));
      }
  
      /**
       * Tests {@link HtmlElement#getAttribute(String)} with a mixed case name.
       * @throws Exception if the test fails
       */
      @Test
      public void getAttributeMixedCase() throws Exception {
          setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
          assertEquals(page_.asXml(), ATTRIBUTE_VALUE, element_.getAttribute(ATTRIBUTE_NAME));
      }
  
      /**
       * Tests {@link HtmlElement#getAttribute(String)} with an upper case name.
       * @throws Exception if the test fails
       */
      @Test
      public void getAttributeUpperCase() throws Exception {
          setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
          assertEquals(page_.asXml(), ATTRIBUTE_VALUE,
                  element_.getAttribute(ATTRIBUTE_NAME.toUpperCase(Locale.ROOT)));
      }
  
      /**
       * Tests {@link HtmlElement#setAttribute(String,String)} with a lower case name.
       * @throws Exception if the test fails
       */
      @Test
      public void setAttributeLowerCase() throws Exception {
          setupSetAttributeTest(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT), ATTRIBUTE_VALUE, ATTRIBUTE_VALUE_NEW);
          assertEquals(page_.asXml(), ATTRIBUTE_VALUE_NEW,
              element_.getAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT)));
      }
  
      /**
       * Tests {@link HtmlElement#setAttribute(String,String)} with a mixed case name.
       * @throws Exception if the test fails
       */
      @Test
      public void setAttributeMixedCase() throws Exception {
          setupSetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE, ATTRIBUTE_VALUE_NEW);
          assertEquals(page_.asXml(), ATTRIBUTE_VALUE_NEW,
              element_.getAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT)));
      }
  
      /**
       * Tests {@link HtmlElement#setAttribute(String,String)} with an upper case name.
       * @throws Exception if the test fails
       */
      @Test
      public void setAttributeUpperCase() throws Exception {
         setupSetAttributeTest(ATTRIBUTE_NAME.toUpperCase(Locale.ROOT), ATTRIBUTE_VALUE, ATTRIBUTE_VALUE_NEW);
         assertEquals(page_.asXml(), ATTRIBUTE_VALUE_NEW,
             element_.getAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT)));
     }
 
     /**
      * Tests {@link HtmlElement#removeAttribute(String)} with a lower case name.
      * @throws Exception if the test fails
      */
     @Test
     public void removeAttributeLowerCase() throws Exception {
         setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
         element_.removeAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT));
         assertEquals(page_.asXml(), "", element_.getAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT)));
     }
 
     /**
      * Tests {@link HtmlElement#removeAttribute(String)} with a mixed case name.
      * @throws Exception if the test fails
      */
     @Test
     public void removeAttributeMixedCase() throws Exception {
         setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
         element_.removeAttribute(ATTRIBUTE_NAME);
         assertEquals(page_.asXml(), "", element_.getAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT)));
     }
 
     /**
      * Tests {@link HtmlElement#removeAttribute(String)} with an upper case name.
      * @throws Exception if the test fails
      */
     @Test
     public void removeAttributeUpperCase() throws Exception {
         setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
         element_.removeAttribute(ATTRIBUTE_NAME.toUpperCase(Locale.ROOT));
         assertEquals(page_.asXml(), "", element_.getAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT)));
     }
 
     /**
      * Tests {@link HtmlElement#hasAttribute(String)} with a lower case name.
      * @throws Exception if the test fails
      */
     @Test
     public void hasAttributeLowerCase() throws Exception {
         setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
         assertTrue(page_.asXml(), element_.hasAttribute(ATTRIBUTE_NAME.toLowerCase(Locale.ROOT)));
     }
 
     /**
      * Tests {@link HtmlElement#hasAttribute(String)} with a mixed case name.
      * @throws Exception if the test fails
      */
     @Test
     public void hasAttributeMixedCase() throws Exception {
         setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
         assertTrue(page_.asXml(), element_.hasAttribute(ATTRIBUTE_NAME));
     }
 
     /**
      * Tests {@link HtmlElement#hasAttribute(String)} with an upper case name.
      * @throws Exception if the test fails
      */
     @Test
     public void hasAttributeUpperCase() throws Exception {
         setupGetAttributeTest(ATTRIBUTE_NAME, ATTRIBUTE_VALUE);
         assertTrue(page_.asXml(), element_.hasAttribute(ATTRIBUTE_NAME.toUpperCase(Locale.ROOT)));
     }
 
     private void setupAttributeTest(final String content, final String elementId) throws Exception {
         page_ = loadPage(content);
         element_ = page_.getHtmlElementById(elementId);
     }
 
     private void setupGetAttributeTest(final String attributeName, final String attributeValue) throws Exception {
         final String elementId = "p-id";
         final String content = DOCTYPE_HTML
                           + "<html><head><title>AttributeCaseTest</title></head><body>\n"
                           + "<p id=\"" + elementId + "\" " + attributeName + "=\"" + attributeValue + "\">\n"
                           + "</body></html>";
 
         setupAttributeTest(content, elementId);
     }
 
     private void setupSetAttributeTest(
             final String attributeName, final String attributeValue,
             final String newAttributeValue)
         throws Exception {
 
         final String elementId = "p-id";
         final String content = DOCTYPE_HTML
              + "<html><head><title>AttributeCaseTest</title></head><body>\n"
              + "<p id=\"" + elementId + "\" " + attributeName + "=\"" + attributeValue + "\">\n"
              + "<script language=\"javascript\" type=\"text/javascript\">\n<!--\n"
              + "  document.getElementById(\"" + elementId + "\").setAttribute(\"" + attributeName + "\", \""
              + newAttributeValue + "\");\n"
              + "\n// -->\n</script>\n"
              + "</body></html>";
 
         setupAttributeTest(content, elementId);
     }
 }