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Merge pull request #16079 from anujgaud/ag/invalid-characters-xml 

BAEL-6534 Add InvalidCharactersUnitTest.java
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Maiklins 2024-04-10 21:27:44 +02:00 committed by GitHub
parent 32144f45c6 6c8d1d2bf2
commit c905c5bbe1
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xml-2/src/test/java/com/baeldung/xml/invalidcharacters/InvalidCharactersUnitTest.java Normal file
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package com.baeldung.xml.invalidcharacters;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import org.xml.sax.SAXParseException;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import java.io.StringReader;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
public class InvalidCharactersUnitTest {
@Test
void givenXml_whenReservedCharacters_thenThrowException() {
String invalidXmlString = "<?xml version=\"1.1\" encoding=\"UTF-8\"?><root><name>John & Doe</name></root>";
assertThrowsExactly(SAXParseException.class, () -> parseXmlString(invalidXmlString));
}
@Test
void givenXml_whenReservedCharactersEscaped_thenSuccess() {
String validXmlString = "<?xml version=\"1.1\" encoding=\"UTF-8\"?><root><name>John &amp; Doe</name></root>";
assertDoesNotThrow(() -> {
Document document = parseXmlString(validXmlString);
assertNotNull(document);
assertEquals("John & Doe", document.getElementsByTagName("name").item(0).getTextContent());
});
}
@Test
void givenXml_whenUsingCdataForReservedCharacters_thenSuccess() {
String validXmlString = "<?xml version=\"1.1\" encoding=\"UTF-8\"?><root><name><![CDATA[John & Doe]]></name></root>";
assertDoesNotThrow(() -> {
Document document = parseXmlString(validXmlString);
assertNotNull(document);
assertEquals("John & Doe", document.getElementsByTagName("name").item(0).getTextContent());
});
}
@Test
void givenXml_whenUnicodeCharacters_thenThrowException() {
String invalidXmlString = "<?xml version=\"1.1\" encoding=\"UTF-8\"?><root><name>John \u001E Doe</name></root>";
assertThrowsExactly(SAXParseException.class, () -> parseXmlString(invalidXmlString));
}
@Test
void givenXml_whenUnicodeCharactersEscaped_thenSuccess() {
String validXmlString = "<?xml version=\"1.1\" encoding=\"UTF-8\"?><root><name>John &#x1E; Doe</name></root>";
assertDoesNotThrow(() -> {
Document document = parseXmlString(validXmlString);
assertNotNull(document);
assertEquals("John \u001E Doe", document.getElementsByTagName("name").item(0).getTextContent());
});
}
private Document parseXmlString(String xmlString) throws Exception {
DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
DocumentBuilder builder = factory.newDocumentBuilder();
InputSource inputSource = new InputSource(new StringReader(xmlString));
return builder.parse(inputSource);
}
}