8035577: Xerces Update: impl/xpath/regex/RangeToken.java
authorjoehw
Thu, 20 Mar 2014 13:41:17 -0700
changeset 23555 679ad1863be3
parent 23554 f65fec81a347
child 23556 1726e34c34e8
8035577: Xerces Update: impl/xpath/regex/RangeToken.java Reviewed-by: lancea, alanb, sherman, joehw Contributed-by: david.x.li@oracle.com
jdk/test/javax/xml/jaxp/XPath/8035577/Regex.java
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/jdk/test/javax/xml/jaxp/XPath/8035577/Regex.java	Thu Mar 20 13:41:17 2014 -0700
@@ -0,0 +1,160 @@
+/*
+ * 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.
+ * @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.");
+        }
+
+    }
+
+}