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* 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 .
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*/
/**
* @ test
* @ bug 8037857
* @ summary tests for stream and spliterator factory methods
* @ run testng StreamAndSpliterator
*/
import org.testng.annotations.Test;
import java.util.Arrays;
import java.util.Spliterators;
import org.testng.Assert .ThrowingRunnable;
import static org.testng.Assert .assertThrows;
public class StreamAndSpliterator {
@Test
public void testStreamNPEs() {
assertThrowsNPE(() -> Arrays.stream((int []) null , 0 , 0 ));
assertThrowsNPE(() -> Arrays.stream((long []) null , 0 , 0 ));
assertThrowsNPE(() -> Arrays.stream((double []) null , 0 , 0 ));
assertThrowsNPE(() -> Arrays.stream((String[]) null , 0 , 0 ));
}
@Test
public void testStreamAIOBEs() {
// origin > fence
assertThrowsAIOOB(() -> Arrays.stream(new int []{}, 1 , 0 ));
assertThrowsAIOOB(() -> Arrays.stream(new long []{}, 1 , 0 ));
assertThrowsAIOOB(() -> Arrays.stream(new double []{}, 1 , 0 ));
assertThrowsAIOOB(() -> Arrays.stream(new String[]{}, 1 , 0 ));
// bad origin
assertThrowsAIOOB(() -> Arrays.stream(new int []{}, -1 , 0 ));
assertThrowsAIOOB(() -> Arrays.stream(new long []{}, -1 , 0 ));
assertThrowsAIOOB(() -> Arrays.stream(new double []{}, -1 , 0 ));
assertThrowsAIOOB(() -> Arrays.stream(new String[]{}, -1 , 0 ));
// bad fence
assertThrowsAIOOB(() -> Arrays.stream(new int []{}, 0 , 1 ));
assertThrowsAIOOB(() -> Arrays.stream(new long []{}, 0 , 1 ));
assertThrowsAIOOB(() -> Arrays.stream(new double []{}, 0 , 1 ));
assertThrowsAIOOB(() -> Arrays.stream(new String[]{}, 0 , 1 ));
}
@Test
public void testSpliteratorNPEs() {
assertThrowsNPE(() -> Arrays.spliterator((int []) null , 0 , 0 ));
assertThrowsNPE(() -> Arrays.spliterator((long []) null , 0 , 0 ));
assertThrowsNPE(() -> Arrays.spliterator((double []) null , 0 , 0 ));
assertThrowsNPE(() -> Arrays.spliterator((String[]) null , 0 , 0 ));
}
@Test
public void testSpliteratorAIOBEs() {
// origin > fence
assertThrowsAIOOB(() -> Arrays.spliterator(new int []{}, 1 , 0 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new long []{}, 1 , 0 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new double []{}, 1 , 0 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new String[]{}, 1 , 0 ));
// bad origin
assertThrowsAIOOB(() -> Arrays.spliterator(new int []{}, -1 , 0 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new long []{}, -1 , 0 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new double []{}, -1 , 0 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new String[]{}, -1 , 0 ));
// bad fence
assertThrowsAIOOB(() -> Arrays.spliterator(new int []{}, 0 , 1 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new long []{}, 0 , 1 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new double []{}, 0 , 1 ));
assertThrowsAIOOB(() -> Arrays.spliterator(new String[]{}, 0 , 1 ));
}
@Test
public void testSpliteratorNPEsFromSpliterators() {
assertThrowsNPE(() -> Spliterators.spliterator((int []) null , 0 , 0 , 0 ));
assertThrowsNPE(() -> Spliterators.spliterator((long []) null , 0 , 0 , 0 ));
assertThrowsNPE(() -> Spliterators.spliterator((double []) null , 0 , 0 , 0 ));
assertThrowsNPE(() -> Spliterators.spliterator((String[]) null , 0 , 0 , 0 ));
}
@Test
public void testSpliteratorAIOBEsFromSpliterators() {
// origin > fence
assertThrowsAIOOB(() -> Spliterators.spliterator(new int []{}, 1 , 0 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new long []{}, 1 , 0 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new double []{}, 1 , 0 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new String[]{}, 1 , 0 , 0 ));
// bad origin
assertThrowsAIOOB(() -> Spliterators.spliterator(new int []{}, -1 , 0 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new long []{}, -1 , 0 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new double []{}, -1 , 0 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new String[]{}, -1 , 0 , 0 ));
// bad fence
assertThrowsAIOOB(() -> Spliterators.spliterator(new int []{}, 0 , 1 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new long []{}, 0 , 1 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new double []{}, 0 , 1 , 0 ));
assertThrowsAIOOB(() -> Spliterators.spliterator(new String[]{}, 0 , 1 , 0 ));
}
void assertThrowsNPE(ThrowingRunnable r) {
assertThrows(NullPointerException.class , r);
}
void assertThrowsAIOOB(ThrowingRunnable r) {
assertThrows(ArrayIndexOutOfBoundsException.class , r);
}
}
Messung V0.5 in Prozent C=92 H=91 G=91
¤ Dauer der Verarbeitung: 0.13 Sekunden
(vorverarbeitet am 2026-06-10)
¤
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