/*
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
*
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* 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.
*
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*/
/* @test
* @bug 4808962
* @summary Unit tests for String regex methods
*/
public class Regex {
static void ck(boolean x, boolean ans) throws Exception {
if (x != ans)
throw new Exception("Test failed");
}
static void ck(String x, String ans) throws Exception {
if (!x.equals(ans))
throw new Exception("Test failed");
}
static void ck(String[] x, String[] ans) throws Exception {
if (x.length != ans.length)
throw new Exception("Test failed");
for (int i = 0; i < x.length; i++) {
if (!x[i].equals(ans[i]))
throw new Exception("Test failed");
}
}
static void testLiteralReplacement() throws Exception {
// Test straightforward replacement
String data = "abcdefghi";
String result = data.replace("def", "abc");
if (!result.equals("abcabcghi"))
throw new Exception("Test failed");
// Test replacement with target that has metacharacters
data = "abc(def)?ghi";
result = data.replace("(def)?", "abc");
if (!result.equals("abcabcghi"))
throw new Exception("Test failed");
// Test replacement with replacement that has metacharacters
data = "abcdefghi";
result = data.replace("def", "\\ab$c");
if (!result.equals("abc\\ab$cghi"))
throw new Exception("Test failed");
}
public static void main(String[] args) throws Exception {
// These don't need to be thorough, they just need to check
// that we're properly hooked up to java.util.regex
String foo = "boo:and:foo";
ck(foo.matches("b+"), false);
ck(foo.matches("o+"), false);
ck(foo.matches("b..:and:f.*"), true);
ck(foo.replaceAll("oo", "uu"), "buu:and:fuu");
ck(foo.replaceAll("o+", "<$0>"), "b<oo>:and:f<oo>");
ck(foo.replaceFirst("oo", "uu"), "buu:and:foo");
ck(foo.replaceFirst("o+", "<$0>"), "b<oo>:and:foo");
ck(foo.split(":"), new String[] { "boo", "and", "foo" });
ck(foo.split("o"), new String[] { "b", "", ":and:f" });
ck(foo.split(":", 2), new String[] { "boo", "and:foo" });
ck(foo.split("o", -2), new String[] { "b", "", ":and:f", "", "" });
testLiteralReplacement();
}
}