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// Copyright Yahoo. Licensed under the terms of the Apache 2.0 license. See LICENSE in the project root.
package com.yahoo.text;
import org.junit.Test;
import java.io.StringReader;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertSame;
import static org.junit.Assert.assertTrue;
import static org.junit.Assert.fail;
/**
* @author <a href="mailto:borud@yahoo-inc.com">Bjorn Borud</a>
* @author <a href="mailto:steinar@yahoo-inc.com">Steinar Knutsen</a>
*/
public class XMLTestCase {
@Test
public void testSimple() {
String s1 = "this is a < test";
String s2 = "this is a & test";
String s3 = "this is a \" test";
String s4 = "this is a <\" test";
String s5 = "this is a low \u001F test";
assertEquals("this is a < test", XML.xmlEscape(s1, true));
assertEquals("this is a & test", XML.xmlEscape(s2, true));
// quotes are only escaped in attributes
//
assertEquals("this is a " test", XML.xmlEscape(s3, true));
assertEquals("this is a \" test", XML.xmlEscape(s3, false));
// quotes are only escaped in attributes. prevent bug
// no. 187006 from happening again!
//
assertEquals("this is a <" test", XML.xmlEscape(s4, true));
assertEquals("this is a <\" test", XML.xmlEscape(s4, false));
assertEquals("this is a low \uFFFD test", XML.xmlEscape(s5, false));
String s = XML.xmlEscape(s5, false, false);
assertEquals(0x1F, s.toCharArray()[14]);
}
@Test
public void testInvalidUnicode() {
assertEquals("a\ufffd\ufffdb",XML.xmlEscape("a\uffff\uffffb", false));
}
@Test
public void testInvalidUnicodeAlongWithEscaping() {
assertEquals("a\ufffd\ufffdb&",XML.xmlEscape("a\ufffe\uffffb&", false));
}
@Test
public void testWhenFirstCharacterMustBeEscaped() {
assertEquals("&co", XML.xmlEscape("&co", false));
assertEquals("\ufffd is a perfectly fine character;",
XML.xmlEscape("\u0000 is a perfectly fine character;", false));
}
@Test
public void testLineNoise() {
assertEquals("\ufffda\ufffd\ufffd\ufffdb&\u380c\ufb06\uD87E\uDDF2\ufffd \ufffd",
XML.xmlEscape("\u0001a\u0000\ufffe\uffffb&\u380c\ufb06\uD87E\uDDF2\uD87E \uD87E", false));
}
@Test
public void testZeroLength() {
assertEquals("", XML.xmlEscape("", false));
}
@Test
public void testAllEscaped() {
assertEquals("&\ufffd\ufffd", XML.xmlEscape("&\u0000\uffff", false));
}
@Test
public void testNoneEscaped() {
assertEquals("a\ud87e\uddf2\u00e5", XML.xmlEscape("a\ud87e\uddf2\u00e5", false));
}
@Test
public void testReturnSameIfNoQuoting() {
String a = "abc";
String b = XML.xmlEscape(a, false);
assertSame("xmlEscape should return its input if no change is necessary.",
a, b);
}
@Test
public void testValidAttributeNames() {
assertTrue(XML.isName(":A_a\u00C0\u00D8\u00F8\u0370\u037F\u200C\u2070\u2C00\u3001\uF900\uFDF0\uD800\uDC00"));
assertFalse(XML.isName(" "));
assertFalse(XML.isName(": "));
assertTrue(XML.isName("sss"));
}
@Test
public void testExceptionContainingLineNumberAndColumnNumber() {
final String invalidXml = "<?xml version=\"1.0\" encoding=\"utf-8\" ?>\n" +
"<foo";
try {
XML.getDocument(new StringReader(invalidXml));
fail("Did not get expected exception");
} catch (IllegalArgumentException e) {
System.out.println(e.getMessage());
assertTrue(e.getMessage().contains("Could not parse '"));
assertTrue(e.getMessage().contains("error at line 2, column 5"));
}
}
}
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