| /* |
| * 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.geode.internal; |
| |
| import static org.apache.geode.internal.HeapDataOutputStream.SMALLEST_CHUNK_SIZE; |
| import static org.assertj.core.api.Assertions.assertThat; |
| import static org.mockito.Mockito.mock; |
| import static org.mockito.Mockito.when; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.nio.ByteBuffer; |
| |
| import org.junit.Test; |
| import org.junit.experimental.categories.Category; |
| |
| import org.apache.geode.test.junit.categories.SerializationTest; |
| |
| @Category({SerializationTest.class}) |
| public class HeapDataOutputStreamTest { |
| |
| @Test |
| public void shouldBeMockable() throws Exception { |
| HeapDataOutputStream mockHeapDataOutputStream = mock(HeapDataOutputStream.class); |
| InputStream mockInputStream = mock(InputStream.class); |
| when(mockHeapDataOutputStream.getInputStream()).thenReturn(mockInputStream); |
| assertThat(mockHeapDataOutputStream.getInputStream()).isEqualTo(mockInputStream); |
| } |
| |
| @Test |
| public void toByteBufferWithStartPositionAndNoChunksReturnsCorrectByteBuffer() |
| throws IOException { |
| HeapDataOutputStream heapDataOutputStream = new HeapDataOutputStream(SMALLEST_CHUNK_SIZE, null); |
| heapDataOutputStream.write(new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}); |
| |
| ByteBuffer result = heapDataOutputStream.toByteBuffer(9); |
| |
| assertThat(result.remaining()).isEqualTo(1); |
| assertThat(result.get(0)).isEqualTo((byte) 10); |
| } |
| |
| @Test |
| public void toByteBufferWithStartPositionAndChunksReturnsCorrectByteBuffer() throws IOException { |
| HeapDataOutputStream heapDataOutputStream = new HeapDataOutputStream(SMALLEST_CHUNK_SIZE, null); |
| heapDataOutputStream.write(new byte[] {1, 2, 3, 4, 5, 6, 7, 8, 9, 10}); |
| byte[] chunk = new byte[SMALLEST_CHUNK_SIZE]; |
| for (byte i = 0; i < SMALLEST_CHUNK_SIZE; i++) { |
| chunk[i] = i; |
| } |
| heapDataOutputStream.write(chunk); |
| |
| ByteBuffer result = heapDataOutputStream.toByteBuffer(9); |
| |
| assertThat(result.remaining()).isEqualTo(SMALLEST_CHUNK_SIZE + 1); |
| assertThat(result.get(0)).isEqualTo((byte) 10); |
| for (byte i = 0; i < SMALLEST_CHUNK_SIZE; i++) { |
| assertThat(result.get(i + 1)).isEqualTo(i); |
| } |
| } |
| } |