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/*
* Copyright (c) 2013, Oracle and/or its affiliates. All rights reserved.
* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
* This code is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License version 2 only, as
* published by the Free Software Foundation.
*
* This code is distributed in the hope that it will be useful, but WITHOUT
* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
* version 2 for more details (a copy is included in the LICENSE file that
* accompanied this code).
*
* You should have received a copy of the GNU General Public License version
* 2 along with this work; if not, write to the Free Software Foundation,
* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
*
* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
* or visit www.oracle.com if you need additional information or have any
* questions.
*/
/*
* @test
* @bug 8035577
* @summary Tests for xpath regular expression methods.
* @modules java.xml/com.sun.org.apache.xerces.internal.impl.xpath.regex
* @run main Regex
* @author david.x.li@oracle.com
*/
import com.sun.org.apache.xerces.internal.impl.xpath.regex.RegularExpression;
import com.sun.org.apache.xerces.internal.impl.xpath.regex.ParseException;
public class Regex {
public static void main(String[] args) {
testIntersect();
}
static void testIntersect() {
// The use of intersection operator & is not allowed in
// XML schema. Consequently, the intersection operator
// can never be called except for internal API usage.
// Following test illustrates this.
try{
new RegularExpression("(?[b-d]&[a-r])", "X");
throw new RuntimeException ("Xerces XPath Regex: " +
"intersection not allowed in XML schema mode, " +
"exception expected above.");
}
catch (ParseException e) {
// Empty, expecting an exception
}
// Bug 8035577: verifying a typo fix in RangeToken.intersectRanges.
// Note: Each test case has a diagram showing the ranges being tested.
// Following test case will trigger the typo.
// o-----o
// o-----o
RegularExpression ce = new RegularExpression("(?[a-e]&[c-r])");
if (!(ce.matches("c") && ce.matches("d") && ce.matches("e"))) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[c-e] expected to match c,d,e.");
}
if (ce.matches("b") || ce.matches("f")) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[c-e] not expected to match b or f.");
}
// Test the expected behavior after fixing the typo.
// o------o
// o-------------o
RegularExpression bd = new RegularExpression("(?[b-d]&[a-r])");
if (!(bd.matches("b") && bd.matches("c") && bd.matches("d"))) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[b-d] expected to match b,c,d.");
}
if (bd.matches("e") || bd.matches("a")) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[b-d] not expected to match a or e.");
}
// Bug fix for first range ends later than second range.
// o--------o
// o--o
RegularExpression bd2 = new RegularExpression("(?[a-r]&[b-d])");
if (!(bd.matches("b") && bd.matches("c") && bd.matches("d"))) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[b-d] expected to match b,c,d, test 2.");
}
if (bd2.matches("e") || bd2.matches("a")) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[b-d] not expected to match a or e, test 2.");
}
// o-----o
// o----o
RegularExpression dh = new RegularExpression("(?[d-z]&[a-h])");
if (!(dh.matches("d") && dh.matches("e") && dh.matches("h"))) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[d-h] expected to match d,e,h.");
}
if (dh.matches("c") || bd2.matches("i")) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[d-h] not expected to match c or i.");
}
// Test code improvement, addition of src2+=2 to one of the
// conditions. In this case, src1 leftover from matching
// first portion of src2 is re-used to match against the next
// portion of src2.
// o--------------o
// o--o o--o
RegularExpression dfhk = new RegularExpression("(?[b-r]&[d-fh-k])");
if (!(dfhk.matches("d") && dfhk.matches("f") && dfhk.matches("h") && dfhk.matches("k"))) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[d-fh-k] expected to match d,f,h,k.");
}
if (dfhk.matches("c") || dfhk.matches("g") || dfhk.matches("l")) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[d-fh-k] not expected to match c,g,l.");
}
// random tests
// o------------o
// o-----o o--o
RegularExpression cfhk = new RegularExpression("(?[c-r]&[b-fh-k])");
if (!(cfhk.matches("c") && cfhk.matches("f") && cfhk.matches("h") && cfhk.matches("k"))) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[c-fh-k] expected to match c,f,h,k.");
}
if (cfhk.matches("b") || cfhk.matches("g") || cfhk.matches("l")) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[c-fh-k] not expected to match b,g,l.");
}
// o----------o
// o-----------o
// o----o o---o
RegularExpression ekor = new RegularExpression("(?[a-r]&[e-z]&[c-ko-s])");
if (!(ekor.matches("e") && ekor.matches("k") && ekor.matches("o") && ekor.matches("r"))) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[e-ko-r] expected to match e,k,o,r.");
}
if (ekor.matches("d") || ekor.matches("l") || ekor.matches("s")) {
throw new RuntimeException("Xerces XPath Regex Error: " +
"[e-ko-r] not expected to match d,l,s.");
}
}
}
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