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* 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 ) .
*
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* 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 6377356
* @ summary Test EnumSet . retainAll
* @ author Josh Bloch , Martin Buchholz
*/
import java.util.*;
public class RetainAll {
enum RegularA { A0, A2 }
enum RegularB { B0, B1 }
enum JumboA {
A00, A01, A02, A03, A04, A05, A06, A07, A08, A09,
A10, A11, A12, A13, A14, A15, A16, A17, A18, A19,
A20, A21, A22, A23, A24, A25, A26, A27, A28, A29,
A30, A31, A32, A33, A34, A35, A36, A37, A38, A39,
A40, A41, A42, A43, A44, A45, A46, A47, A48, A49,
A50, A51, A52, A53, A54, A55, A56, A57, A58, A59,
A60, A61, A62, A63, A64, A65, A66, A67, A68, A69,
}
enum JumboB {
B00, B01, B02, B03, B04, B05, B06, B07, B08, B09,
B10, B11, B12, B13, B14, B15, B16, B17, B18, B19,
B20, B21, B22, B23, B24, B25, B26, B27, B28, B29,
B30, B31, B32, B33, B34, B35, B36, B37, B38, B39,
B40, B41, B42, B43, B44, B45, B46, B47, B48, B49,
B50, B51, B52, B53, B54, B55, B56, B57, B58, B59,
B60, B61, B62, B63, B64, B65, B66, B67, B68, B69,
}
private static void realMain(String[] args) throws Throwable {
Set<RegularA> ras = EnumSet.noneOf(RegularA.class );
Set<RegularB> rbs = EnumSet.noneOf(RegularB.class );
Set<JumboA> jas = EnumSet.noneOf(JumboA.class );
Set<JumboB> jbs = EnumSet.noneOf(JumboB.class );
check(ras.getClass().getName().matches(".*Regular.*" ));
check(jas.getClass().getName().matches(".*Jumbo.*" ));
check(! ras.retainAll(ras));
check(! ras.retainAll(rbs));
check(! jas.retainAll(jas));
check(! jas.retainAll(jbs));
check(! ras.retainAll(jas));
check(! jas.retainAll(ras));
}
//--------------------- Infrastructure ---------------------------
static volatile int passed = 0 , failed = 0 ;
static void pass() {passed++;}
static void fail() {failed++; Thread .dumpStack();}
static void fail(String msg) {System.out.println(msg); fail();}
static void unexpected(Throwable t) {failed++; t.printStackTrace();}
static void check(boolean cond) {if (cond) pass(); else fail();}
static void equal(Object x, Object y) {
if (x == null ? y == null : x.equals(y)) pass();
else fail(x + " not equal to " + y);}
public static void main(String[] args) throws Throwable {
try {realMain(args);} catch (Throwable t) {unexpected(t);}
System.out.printf("%nPassed = %d, failed = %d%n%n" , passed, failed);
if (failed > 0 ) throw new AssertionError("Some tests failed" );}
}
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