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/*
* Copyright (c) 2007, 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 6521742
* @summary test exceptions
*/
import java.text.*;
import java.util.*;
import static java.text.BreakIterator.DONE;
public class ExceptionTest {
private static final String text =
"An ordered collection (also known as a sequence). "
+ "The user of this interface has precise control over "
+ "where in the list each element is inserted. "
+ "The user can access elements by their integer index (position in the list), "
+ "and search for elements in the list.";
public static void main(String[] args) {
BreakIterator bi = BreakIterator.getWordInstance();
bi.setText(text);
MirroredBreakIterator mirror = new MirroredBreakIterator(bi);
final int first = bi.first();
if (first != 0) {
throw new RuntimeException("first != 0: " + first);
}
final int last = bi.last();
bi = BreakIterator.getWordInstance();
bi.setText(text);
int length = text.length();
/*
* following(int)
*/
for (int i = 0; i <= length; i++) {
if (i == length) {
check(bi.following(i), DONE);
}
check(bi.following(i), mirror.following(i));
check(bi.current(), mirror.current());
}
for (int i = -length; i < 0; i++) {
checkFollowingException(bi, i);
checkFollowingException(mirror, i);
check(bi.current(), mirror.current());
}
for (int i = 1; i < length; i++) {
checkFollowingException(bi, length + i);
checkFollowingException(mirror, length + i);
check(bi.current(), mirror.current());
}
/*
* preceding(int)
*/
for (int i = length; i >= 0; i--) {
if (i == 0) {
check(bi.preceding(i), DONE);
}
check(bi.preceding(i), mirror.preceding(i));
check(bi.current(), mirror.current());
}
for (int i = -length; i < 0; i++) {
checkPrecedingException(bi, i);
checkPrecedingException(mirror, i);
check(bi.current(), mirror.current());
}
for (int i = 1; i < length; i++) {
checkPrecedingException(bi, length + i);
checkPrecedingException(mirror, length + i);
check(bi.current(), mirror.current());
}
/*
* isBoundary(int)
*/
for (int i = 0; i <= length; i++) {
check(bi.isBoundary(i), mirror.isBoundary(i));
check(bi.current(), mirror.current());
}
for (int i = -length; i < 0; i++) {
checkIsBoundaryException(bi, i);
checkIsBoundaryException(mirror, i);
}
for (int i = 1; i < length; i++) {
checkIsBoundaryException(bi, length + i);
checkIsBoundaryException(mirror, length + i);
}
}
private static void check(int i1, int i2) {
if (i1 != i2) {
throw new RuntimeException(i1 + " != " + i2);
}
}
private static void check(boolean b1, boolean b2) {
if (b1 != b2) {
throw new RuntimeException(b1 + " != " + b2);
}
}
private static void checkFollowingException(BreakIterator bi, int offset) {
try {
bi.following(offset);
} catch (IllegalArgumentException e) {
return; // OK
}
throw new RuntimeException(bi + ": following() doesn't throw an IAE with offset "
+ offset);
}
private static void checkPrecedingException(BreakIterator bi, int offset) {
try {
bi.preceding(offset);
} catch (IllegalArgumentException e) {
return; // OK
}
throw new RuntimeException(bi + ": preceding() doesn't throw an IAE with offset "
+ offset);
}
private static void checkIsBoundaryException(BreakIterator bi, int offset) {
try {
bi.isBoundary(offset);
} catch (IllegalArgumentException e) {
return; // OK
}
throw new RuntimeException(bi + ": isBoundary() doesn't throw an IAE with offset "
+ offset);
}
}
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