| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, |
| * software distributed under the License is distributed on an |
| * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY |
| * KIND, either express or implied. See the License for the |
| * specific language governing permissions and limitations |
| * under the License. |
| */ |
| |
| package org.apache.datasketches.memory.internal; |
| |
| import static org.testng.Assert.assertFalse; |
| import static org.testng.Assert.assertTrue; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| import java.nio.ByteOrder; |
| |
| import org.apache.datasketches.memory.Buffer; |
| import org.apache.datasketches.memory.Memory; |
| import org.apache.datasketches.memory.WritableHandle; |
| import org.apache.datasketches.memory.WritableMapHandle; |
| import org.apache.datasketches.memory.WritableMemory; |
| import org.testng.annotations.Test; |
| |
| /** |
| * @author Lee Rhodes |
| */ |
| public class SpecificLeafTest { |
| |
| @Test |
| public void checkByteBufferLeafs() { |
| int bytes = 128; |
| ByteBuffer bb = ByteBuffer.allocate(bytes); |
| bb.order(ByteOrder.nativeOrder()); |
| |
| Memory mem = Memory.wrap(bb).region(0, bytes, ByteOrder.nativeOrder()); |
| assertTrue(((BaseStateImpl)mem).isBBType()); |
| assertTrue(mem.isReadOnly()); |
| checkCrossLeafTypeIds(mem); |
| Buffer buf = mem.asBuffer().region(0, bytes, ByteOrder.nativeOrder()); |
| |
| bb.order(Util.NON_NATIVE_BYTE_ORDER); |
| Memory mem2 = Memory.wrap(bb).region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| Buffer buf2 = mem2.asBuffer().region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| Buffer buf3 = buf2.duplicate(); |
| |
| assertTrue(((BaseStateImpl)mem).isRegionType()); |
| assertTrue(((BaseStateImpl)mem2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf).isRegionType()); |
| assertTrue(((BaseStateImpl)buf2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf3).isDuplicateType()); |
| } |
| |
| @Test |
| public void checkDirectLeafs() throws Exception { |
| int bytes = 128; |
| try (WritableHandle h = WritableMemory.allocateDirect(bytes)) { |
| WritableMemory wmem = h.getWritable(); //native mem |
| assertTrue(((BaseStateImpl)wmem).isDirectType()); |
| assertFalse(wmem.isReadOnly()); |
| checkCrossLeafTypeIds(wmem); |
| WritableMemory nnwmem = wmem.writableRegion(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| |
| Memory mem = wmem.region(0, bytes, ByteOrder.nativeOrder()); |
| Buffer buf = mem.asBuffer().region(0, bytes, ByteOrder.nativeOrder()); |
| |
| |
| Memory mem2 = nnwmem.region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| Buffer buf2 = mem2.asBuffer().region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| Buffer buf3 = buf2.duplicate(); |
| |
| assertTrue(((BaseStateImpl)mem).isRegionType()); |
| assertTrue(((BaseStateImpl)mem2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf).isRegionType()); |
| assertTrue(((BaseStateImpl)buf2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf3).isDuplicateType()); |
| } |
| } |
| |
| @Test |
| public void checkMapLeafs() throws Exception { |
| File file = new File("TestFile2.bin"); |
| if (file.exists()) { |
| try { |
| java.nio.file.Files.delete(file.toPath()); |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| } |
| assertTrue(file.createNewFile()); |
| assertTrue(file.setWritable(true, false)); //writable=true, ownerOnly=false |
| assertTrue(file.isFile()); |
| file.deleteOnExit(); //comment out if you want to examine the file. |
| |
| final long bytes = 128; |
| |
| try (WritableMapHandle h = WritableMemory.writableMap(file, 0L, bytes, ByteOrder.nativeOrder())) { |
| WritableMemory mem = h.getWritable(); //native mem |
| assertTrue(((BaseStateImpl)mem).isMapType()); |
| assertFalse(mem.isReadOnly()); |
| checkCrossLeafTypeIds(mem); |
| Memory nnreg = mem.region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| |
| Memory reg = mem.region(0, bytes, ByteOrder.nativeOrder()); |
| Buffer buf = reg.asBuffer().region(0, bytes, ByteOrder.nativeOrder()); |
| Buffer buf4 = buf.duplicate(); |
| |
| Memory reg2 = nnreg.region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| Buffer buf2 = reg2.asBuffer().region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| Buffer buf3 = buf2.duplicate(); |
| |
| assertTrue(((BaseStateImpl)reg).isRegionType()); |
| assertTrue(((BaseStateImpl)reg2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf).isRegionType()); |
| assertTrue(((BaseStateImpl)buf2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf3).isDuplicateType()); |
| assertTrue(((BaseStateImpl)buf4).isDuplicateType()); |
| } |
| } |
| |
| @Test |
| public void checkHeapLeafs() { |
| int bytes = 128; |
| Memory mem = Memory.wrap(new byte[bytes]); |
| assertTrue(((BaseStateImpl)mem).isHeapType()); |
| assertTrue(((BaseStateImpl)mem).isReadOnlyType()); |
| checkCrossLeafTypeIds(mem); |
| Memory nnreg = mem.region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| |
| Memory reg = mem.region(0, bytes, ByteOrder.nativeOrder()); |
| Buffer buf = reg.asBuffer().region(0, bytes, ByteOrder.nativeOrder()); |
| Buffer buf4 = buf.duplicate(); |
| |
| Memory reg2 = nnreg.region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| Buffer buf2 = reg2.asBuffer().region(0, bytes, Util.NON_NATIVE_BYTE_ORDER); |
| Buffer buf3 = buf2.duplicate(); |
| |
| assertFalse(((BaseStateImpl)mem).isRegionType()); |
| assertTrue(((BaseStateImpl)reg2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf).isRegionType()); |
| assertTrue(((BaseStateImpl)buf2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf3).isDuplicateType()); |
| assertTrue(((BaseStateImpl)buf4).isDuplicateType()); |
| } |
| |
| private static void checkCrossLeafTypeIds(Memory mem) { |
| Memory reg1 = mem.region(0, mem.getCapacity()); |
| assertTrue(((BaseStateImpl)reg1).isRegionType()); |
| |
| Buffer buf1 = reg1.asBuffer(); |
| assertTrue(((BaseStateImpl)buf1).isRegionType()); |
| assertTrue(((BaseStateImpl)buf1).isBufferType()); |
| assertTrue(buf1.isReadOnly()); |
| |
| Buffer buf2 = buf1.duplicate(); |
| assertTrue(((BaseStateImpl)buf2).isRegionType()); |
| assertTrue(((BaseStateImpl)buf2).isBufferType()); |
| assertTrue(((BaseStateImpl)buf2).isDuplicateType()); |
| assertTrue(buf2.isReadOnly()); |
| |
| Memory mem2 = buf1.asMemory(); // |
| assertTrue(((BaseStateImpl)mem2).isRegionType()); |
| assertFalse(((BaseStateImpl)mem2).isBufferType()); |
| assertFalse(((BaseStateImpl)mem2).isDuplicateType()); |
| assertTrue(mem2.isReadOnly()); |
| |
| Buffer buf3 = buf1.duplicate(Util.NON_NATIVE_BYTE_ORDER); |
| assertTrue(((BaseStateImpl)buf3).isRegionType()); |
| assertTrue(((BaseStateImpl)buf3).isBufferType()); |
| assertTrue(((BaseStateImpl)buf3).isDuplicateType()); |
| assertTrue(((BaseStateImpl)buf3).isNonNativeType()); |
| assertTrue(buf3.isReadOnly()); |
| |
| Memory mem3 = buf3.asMemory(); |
| assertTrue(((BaseStateImpl)mem3).isRegionType()); |
| assertFalse(((BaseStateImpl)mem3).isBufferType()); |
| assertTrue(((BaseStateImpl)mem3).isDuplicateType()); |
| assertTrue(((BaseStateImpl)mem3).isNonNativeType()); |
| assertTrue(mem3.isReadOnly()); |
| } |
| |
| } |