CharacterDataTest

/*
 * 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.host.dom;

import org.htmlunit.WebDriverTestCase;
import org.htmlunit.junit.annotation.Alerts;
import org.junit.jupiter.api.Test;

/**
 * Tests for {@link CharacterData}.
 *
 * @author David K. Taylor
 * @author Ronald Brill
 */
public class CharacterDataTest extends WebDriverTestCase {

    /**
     * Regression test for inline text nodes.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"Some Text", "9", "3", "Some Text", "#text"})
    public void textNode() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head><script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  log(text1.data);\n"
            + "  log(text1.length);\n"
            + "  log(text1.nodeType);\n"
            + "  log(text1.nodeValue);\n"
            + "  log(text1.nodeName);\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for setting the data property of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"Some New Text", "Some New Text"})
    public void setData() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  text1.data = 'Some New Text';\n"
            + "  log(text1.data);\n"
            + "  log(text1.nodeValue);\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for setting the nodeValue property of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"Some New Text", "Some New Text"})
    public void setNodeValue() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  text1.nodeValue = 'Some New Text';\n"
            + "  log(text1.data);\n"
            + "  log(text1.nodeValue);\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for appendData of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts("Some Text Appended")
    public void appendData() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  text1.appendData(' Appended');\n"
            + "  log(text1.data);\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for deleteData of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"Some Text", "Some", "Some", "me", ""})
    public void deleteData() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"

            + "  try {\n"
            + "    text1.deleteData(5, 11);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(4, 5);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(1, 0);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(0, 2);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(0, 2);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Not So New Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for deleteData of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"", "", "", ""})
    public void deleteDataEmptyImput() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"

            + "  try {\n"
            + "    text1.deleteData(0, 1);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(0, 0);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(0, 1);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(0, -1);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>-</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"IndexSizeError/DOMException", "IndexSizeError/DOMException",
             "IndexSizeError/DOMException", "IndexSizeError/DOMException"})
    public void deleteDataInvalidStart() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  try {\n"
            + "    text1.deleteData(-1, 4);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(20, 4);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(20, 0);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(20, -18);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>abcde</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"Some Not So New Te", "Some ", "So"})
    public void deleteDataNegativeCount() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  try {\n"
            + "    text1.deleteData(18, -15);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(5, -4);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"

            + "  try {\n"
            + "    text1.deleteData(2, -4);\n"
            + "    log(text1.data);\n"
            + "  } catch(e) { logEx(e) }\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Not So New Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for insertData of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts("Some New Text")
    public void insertData() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head><script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  text1.insertData(5, 'New ');\n"
            + "  log(text1.data);\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for replaceData of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts("Some New Text")
    public void replaceData() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  text1.replaceData(5, 3, 'New');\n"
            + "  log(text1.data);\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Old Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for substringData of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"New", "Some New Text"})
    public void substringData() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  log(text1.substringData(5, 3));\n"
            + "  log(text1.data);\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some New Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }

    /**
     * Regression test for substringData of a text node.
     * @throws Exception if the test fails
     */
    @Test
    @Alerts({"Some ", "Text", "true"})
    public void textImpl_splitText() throws Exception {
        final String html = DOCTYPE_HTML
            + "<html><head>\n"
            + "<script>\n"
            + LOG_TITLE_FUNCTION
            + "function doTest() {\n"
            + "  var div1=document.getElementById('div1');\n"
            + "  var text1=div1.firstChild;\n"
            + "  var text2=text1.splitText(5);\n"
            + "  log(text1.data);\n"
            + "  log(text2.data);\n"
            + "  log(text1.nextSibling == text2);\n"
            + "}\n"
            + "</script></head><body onload='doTest()'>\n"
            + "<div id='div1'>Some Text</div></body></html>";

        loadPageVerifyTitle2(html);
    }
}