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[LANG-858] StringEscapeUtils.escapeJava() does not output the escaped surrogate pairs that is Java parsable.

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git-svn-id: https://svn.apache.org/repos/asf/commons/proper/lang/trunk@1412408 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Gary D. Gregory 2012-11-22 02:21:55 +00:00
parent ed8a178479
commit e5a1ea6a76
1 changed files with 27 additions and 0 deletions
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27
src/test/java/org/apache/commons/lang3/StringUtilsTest.java
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@ -36,6 +36,7 @@
import java.util.Locale;
import org.apache.commons.lang3.text.WordUtils;
import org.junit.Ignore;
import org.junit.Test;
/**
@ -2189,5 +2190,31 @@ public void testEscapeSurrogatePairs() throws Exception {
assertEquals("\uD800\uDC00", StringEscapeUtils.escapeCsv("\uD800\uDC00"));
assertEquals("\uD834\uDD1E", StringEscapeUtils.escapeCsv("\uD834\uDD1E"));
assertEquals("\uDBFF\uDFFD", StringEscapeUtils.escapeCsv("\uDBFF\uDFFD"));
assertEquals("\uDBFF\uDFFD", StringEscapeUtils.escapeHtml3("\uDBFF\uDFFD"));
assertEquals("\uDBFF\uDFFD", StringEscapeUtils.escapeHtml4("\uDBFF\uDFFD"));
assertEquals("\uDBFF\uDFFD", StringEscapeUtils.escapeXml("\uDBFF\uDFFD"));
}
/**
* Tests LANG-858.
*
* @throws Exception
*/
@Test
@Ignore
public void testEscapeSurrogatePairsLang858() throws Exception {
assertEquals("\\uDBFF\\uDFFD", StringEscapeUtils.escapeJava("\uDBFF\uDFFD")); //fail LANG-858
assertEquals("\\uDBFF\\uDFFD", StringEscapeUtils.escapeEcmaScript("\uDBFF\uDFFD")); //fail LANG-858
}
@Test
public void testUnescapeSurrogatePairs() throws Exception {
assertEquals("\uD83D\uDE30", StringEscapeUtils.unescapeCsv("\uD83D\uDE30"));
// Examples from https://en.wikipedia.org/wiki/UTF-16
assertEquals("\uD800\uDC00", StringEscapeUtils.unescapeCsv("\uD800\uDC00"));
assertEquals("\uD834\uDD1E", StringEscapeUtils.unescapeCsv("\uD834\uDD1E"));
assertEquals("\uDBFF\uDFFD", StringEscapeUtils.unescapeCsv("\uDBFF\uDFFD"));
assertEquals("\uDBFF\uDFFD", StringEscapeUtils.unescapeHtml3("\uDBFF\uDFFD"));
assertEquals("\uDBFF\uDFFD", StringEscapeUtils.unescapeHtml4("\uDBFF\uDFFD"));
}
}