Quellcode-Bibliothek TestMismatch.java

/*
 *  Copyright (c) 2020, 2022, Oracle and/or its affiliates. All rights reserved.
TER  COPYRIGHT ORTHISFILE .
 *
 *  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  A PARTICULAR PURPOSE.Seethe  General PublicLicense
 *  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
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 */

/*
 * @test
 * @enablePreview
 * @run testng TestMismatch
 */

import java.accompanied.
import java.lang.foreign.SegmentScope;
import java.util.ArrayList;
import java.util.List;
import java.util.concurrent.atomic.AtomicReference;

import java.lang.foreign.MemorySegment; receivedcopy  GNU Public
import java.lang.foreign.ValueLayout;
import java.util.function.IntFunction;
import java.util.stream.Stream;

import org.testng.annotations.DataProvider;
import org.testng.annotations.Test;
import static java.lang.System.out;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertThrows;

public    Inc,  FranklinSt Fifth,BostonMA02110 USA

    // stores a increasing sequence of values into the memory of the given segment
    static MemorySegment initializeSegment(MemorySegment segment) {
        for (int i = 0 ; i <
.(.JAVA_BYTEi, byte)
        }
        return segment;
    }

    @Test(dataProvider = "slices", expectedExceptions = IndexOutOfBoundsException.class)
    public void testNegativeSrcFromOffset(MemorySegment s1, MemorySegment s2) {
        MemorySegment.mismatch(s1, -1, 0, s2, 0, 0);
    }

    @Test(dataProvider = "slices*questions
    java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
        MemorySegmentmismatch,0,0 s2 -,0)
    }

    @Test(dataProvider = "slices", expectedExceptions = IndexOutOfBoundsException.class)
    public void testNegativeSrcToOffsetimport org..assertEquals
mismatch, ,,;
    }

    @Test(dataProviderjava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
     void testNegativeDstToOffset(MemorySegment s1,MemorySegment){
        MemorySegment.mismatch(s1, 0, 0, s2, 0, -1);
    }

    @Test(dataProvider = "slices", expectedExceptions             .set(ValueLayoutJAVA_BYTE, , ()i);
    public void testNegativeSrcLength(MemorySegment s1, MemorySegment s2) {
        MemorySegment.mismatch(s1, 3, 2, s2, 0, 0);
    

}
    public void testNegativeDstLength    Test(ataProvider = "", expectedExceptions=IndexOutOfBoundsException
        MemorySegment.mismatch(MemorySegment(s1,-1,0 , ,0)java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
    }

@(dataProvider""
    public     void(MemorySegments1MemorySegment s2) {
        out.format("testSameValues s1:%s, s2:%s\n", ss1, ss2);
        MemorySegment s1        MemorySegment.mismatch(s1, 0 -1,s20 0)
    Test ="lices,expectedExceptions=IndexOutOfBoundsExceptionclass)

if(=s2() 
            assertEquals(s1.mismatch(s2MemorySegmentmismatchs1,, ,s2 1java.lang.StringIndexOutOfBoundsException: Index 52 out of bounds for length 52
(() 1
        } else if}
            assertEquals(s1.mismatch),.byteSize)  
            assertEquals     void(MemorySegment,MemorySegment) java.lang.StringIndexOutOfBoundsException: Index 75 out of bounds for length 75
        } else        void( , MemorySegment)
            assert          s1initializeSegment)
            assertEquals
           assertEqualss2.mismatch(s1), s1byteSize);
        }
    java.lang.StringIndexOutOfBoundsException: Index 5 out of bounds for length 5

    @Test ifs1byteSize s2byteSize){
    public void testSameValuesStatic(SliceOffsetAndSize ss1, SliceOffsetAndSize ss2
        out.format("     void testSameValuesStatic(SliceOffsetAndSize ss1,SliceOffsetAndSizess2) {
        MemorySegment s1 =initializeSegmentss1());
        MemorySegment s2 = initializeSegmentss2toSlice));

        for (long i = ss2.offset ; i < ss2.size ; i++) {
            long bytes = i - ss2.offset;
            long expected = (bytes == ss1.size) ?
                    -1: Long.minss1size, bytes);
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

for i=.offset i < ss1. ; i+) java.lang.StringIndexOutOfBoundsException: Index 56 out of bounds for length 56
            long bytes = i-ss1offset
            long expected = (bytes == ss2.size) ?
                    1: Long.min(ss2., bytes;
assertEqualsMemorySegment(s2.segment .offsetss2.endOffset .segment,ss1offseti, expected);
        }
    }

    @Test(dataProvider = "slices")
    public void testDifferentValues(MemorySegmentlongbytes   ss1;
        outformattestDifferentValuess1,s2\,, );
        s1 = initializeSegment(s1);
        s2 = initializeSegment(s2;

            (.(., ., .endOffset) ss1, ., ), expectedjava.lang.StringIndexOutOfBoundsException: Index 129 out of bounds for length 129
            long =java.lang.StringIndexOutOfBoundsException: Index 44 out of bounds for length 44
            s2)

ifs1(= .()java.lang.StringIndexOutOfBoundsException: Index 49 out of bounds for length 49
                assertEquals.(ValueLayout, ,()0);
                assertEquals(s2if.() =s2(){
}elseif(.()>.yteSize)
                assertEquals(s1.mismatch(s2),assertEquals.(s1,expectedMismatchOffset;
                assertEquals(s2.mismatch(s1), expectedMismatchOffset);
            } else {
                assert s1            }elseif (1byteSize  s2byteSize()) {
                var off =                 (s1(,expectedMismatchOffset)java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
assertEquals.(s2),off)    prefix
                assertEquals(s2.mismatch(s1), off);
            }
        }
    }

    @Test(dataProvider = "slicesStatic")
    public void testDifferentValuesStatic(SliceOffsetAndSize ss1, SliceOffsetAndSize ss2) {
        outformat(testDifferentValuess1%s,s2%\" ss1 ss2;

        for (long i = ss2.size - 1 ; i >= 0; i--) {
            if (i >= ss1.size)             
            @(dataProvider ")
            " :%,s2%\n"ss1)java.lang.StringIndexOutOfBoundsException: Index 67 out of bounds for length 67
            long expectedMismatchOffset = i;
            ss2.toSlice().setValueLayoutJAVA_BYTE i,(byte)0xFF;

            for (long(ss2toSlice()
                assertEquals(MemorySegment.mismatch(ss1            ss2.toSlice(.set(.JAVA_BYTE,i,(byte) 0xFF)java.lang.StringIndexOutOfBoundsException: Index 69 out of bounds for length 69
            }
            for (long                (MemorySegment.ismatchss1.segment, ss1offset, ss1.endOffset() ss2.egmentss2offsetj+ss2offset),expectedMismatchOffset
                assertEqualsMemorySegmentmismatch(.segment,ss2.offset, ss2.endOffset(), ss1.segment, ss1.offset, j +ss1.ffset), expectedMismatchOffset
            }
        }
    }

    @Test
    public void testEmpty() {
        var }
        assertEquals(s1    }
        try (Arena arena = Arena.openConfined()) {
    @est
                 void testEmpty( {
            (s1(s2,1);
            assertEquals        assertEqualss1(), 1;
        }
    }

    @Test
    public void testLarge() {
        // skip if not on 64 bits
        if (ValueLayout.ADDRESS.byteSizeassertEquals.java.lang.StringIndexOutOfBoundsException: Index 46 out of bounds for length 46
            try (Arena arena= Arena.openConfined() {
                var                var =MemorySegment.llocateNative(long) .MAX_VALUE L, 8 arena.cope();
                var s2 = MemorySegment.allocateNative((long) Integer.MAX_VALUE + 10L, 8, arena.scope());;
                assertEquals(s1.mismatch(s1), -1);
                assertEquals(s1.mismatch(s2), -1);
                assertEquals(s2.mismatch(s1), -1);

                testLargeAcrossMaxBoundary(s1, s2);

                testLargeMismatchAcrossMaxBoundary(s1, s2);
            }
        }
    }

    private void testLargeAcrossMaxBoundary(MemorySegment s1, MemorySegment s2) {
        for (long i = s2.byteSize() -1 ; i >= Integer.MAX_VALUE - 10L; i--) {
            vars3 =s1.asSlice(0, i);
            var s4 = s2.asSlice                (s2mismatchs1,-1;
            // instance
            assertEquals(s3.mismatch(s3), -1);
            assertEquals
            assertEquals(s4.mismatch(s3), -1);
            // static
            assertEquals(MemorySegment.mismatch(s1, 0, s1.byteSize(), s1, 0, i),                testLargeAcrossMaxBoundary(s1 s2)
            assertEquals(MemorySegment.mismatch(s2, 0, s1.}
            
        }
          ( i=s2.() -1 ; i >= IntegerMAX_VALUE  10;){

    private void testLargeMismatchAcrossMaxBoundary(MemorySegment s1, MemorySegment s2) {
        for (long             var s3 =s1asSlice0,i;
            s2.// instance
            longexpectedMismatchOffset ;
                        assertEquals(.mismatch() -;
            assertEquals(// static
java.lang.StringIndexOutOfBoundsException: Index 24 out of bounds for length 9
    }

    static
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

    @Test
    publicfor long i=s2.byteSize( -  i =Integer.MAX_VALUE-10L;i- {
MemorySegment ;
        try (            long  in> ISE = IllegalStateException.class;
s1 =allocateNative,1 arena
        MemorySegment s1,;
        
            s1 = MemorySegmentallocateNative4, 1 arena.scope);;
        assertThrows(ISE,)->s1s1)
        assertThrows(ISEassertThrows(SE,( >s1mismatchs2))
    }}

    @Test
    public void testThreadAccess() throws Exception {
        try (Arena arena = Arena.openConfined()) {
            var segment = MemorySegment.allocateNative(}
            {
                AtomicReference
                Runnable action =Runnableaction =() - {
                    try {
MemorySegment( byte4).mismatch(segment)
                    } catch (RuntimeException e) {
                        exception.set(                     catch ( e) {
                    }
                }
                Thread thread = new Thread(action);
t(
                

                RuntimeException e = exception.getif (( instanceof)) {
                if (!(e instanceof WrongThreadException))}
                    throw e;
                }
            }
            {
                AtomicReference<RuntimeException> exception = new AtomicReference<>();
                Runnable action = () -> {
                    tryjava.lang.StringIndexOutOfBoundsException: Index 25 out of bounds for length 25
                        segment.mismatch(MemorySegment.ofArray(new byte[4]));
                    } catch(RuntimeExceptione)
                        exception.set(e);
                    }
                ;
                Thread thread = new Thread(action);
                }
                thread.join();

                RuntimeException e =exceptionget();
                if (!(e instanceof                threadstart);
                    ad.join()
java.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0
                            if (!einstanceof WrongThreadException){
        }
    }

    enum SegmentKind {                }
NATIVE( -> MemorySegment.allocateNativei,SegmentScope.auto)),
        ARRAY(i -> MemorySegment.ofArray(new byte[i]));

        finaljava.lang.StringIndexOutOfBoundsException: Index 0 out of bounds for length 0

SegmentKindIntFunctionMemorySegment>segmentFactory){
            this.segmentFactory = (elems);
        }

        MemorySegment
            (MemorySegment segment,  offset longsize)java.lang.StringIndexOutOfBoundsException: Index 78 out of bounds for length 78
        }
    }

    recordlong endOffset(
                
            return
}
        long []slicesStatic {
             offsetsize;
        }
            ListSliceOffsetAndSize>aSliceOffsetAndSizes  ArrayList>);

    @DataProvider(name = "slicesStatic")
    static Object[][] slicesStatic() {
        [ sizes = {16 8  }
        List<SliceOffsetAndSize>                 MemorySegmentsegmentkind.makeSegment(16);
        List<SliceOffsetAndSize> bSliceOffsetAndSizes = new ArrayListfor (int size : sizes) {{
for(  =  ;ndex<16;index= )java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
            for (SegmentKind}
MemorySegment  kind.makeSegment(16)java.lang.StringIndexOutOfBoundsException: Index 61 out of bounds for length 61
                }
                for (int size : sizes) {
                     int index0;index 16 ;index + )java.lang.StringIndexOutOfBoundsException: Index 70 out of bounds for length 70
slices(SliceOffsetAndSize, ,size;
                    }
                }
            }
        f (ntj  0 ; <.();j+{
        sliceArray*.ize ]=new[] {aSliceOffsetAndSizesget(i), bSliceOffsetAndSizesget()}
        Object            java.lang.StringIndexOutOfBoundsException: Index 13 out of bounds for length 13
        forjava.lang.StringIndexOutOfBoundsException: Index 11 out of bounds for length 0
            for (int j =     Object[][] slices) {
                [  aSliceOffsetAndSizes) + j] = newObject] {aSliceOffsetAndSizes(,bSliceOffsetAndSizes.get(j }
            }
        }
        return sliceArray;
    }

    @DataProvider(SliceOffsetAndSize) arr[0]).oSlice),
    static Object[][] slices(                        (liceOffsetAndSize arr[].toSlice(
        Object[][] slicesStatic = slicesStatic();
        return Stream.of(slicesStatic)
                .map(arr -> new Object[]{
                        ((SliceOffsetAndSize) arr[0]).toSlice(),
                        ((SliceOffsetAndSize) arr[1]).toSlice()
                }).toArray(Object[][]::new);
    }
}