| /* |
| * 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.thrift.transport.sasl; |
| |
| import java.io.IOException; |
| import java.nio.ByteBuffer; |
| |
| import org.apache.thrift.EncodingUtils; |
| import org.apache.thrift.transport.TNonblockingTransport; |
| import org.junit.Assert; |
| import org.junit.Test; |
| import org.mockito.Mockito; |
| import org.mockito.invocation.InvocationOnMock; |
| import org.mockito.stubbing.Answer; |
| |
| import static org.apache.thrift.transport.sasl.DataFrameHeaderReader.PAYLOAD_LENGTH_BYTES; |
| |
| public class TestDataFrameWriter { |
| |
| private static final byte[] BYTES = new byte[]{0x32, 0x2A, (byte) 0xE1, 0x18, (byte) 0x90, 0x75}; |
| |
| @Test |
| public void testProvideEntireByteArrayAsPayload() { |
| DataFrameWriter frameWriter = new DataFrameWriter(); |
| frameWriter.withOnlyPayload(BYTES); |
| byte[] expectedBytes = new byte[BYTES.length + PAYLOAD_LENGTH_BYTES]; |
| EncodingUtils.encodeBigEndian(BYTES.length, expectedBytes); |
| System.arraycopy(BYTES, 0, expectedBytes, PAYLOAD_LENGTH_BYTES, BYTES.length); |
| Assert.assertEquals(ByteBuffer.wrap(expectedBytes), frameWriter.frameBytes); |
| } |
| |
| @Test |
| public void testProvideByteArrayPortionAsPayload() { |
| DataFrameWriter frameWriter = new DataFrameWriter(); |
| int portionOffset = 2; |
| int portionLength = 3; |
| frameWriter.withOnlyPayload(BYTES, portionOffset, portionLength); |
| byte[] expectedBytes = new byte[portionLength + PAYLOAD_LENGTH_BYTES]; |
| EncodingUtils.encodeBigEndian(portionLength, expectedBytes); |
| System.arraycopy(BYTES, portionOffset, expectedBytes, PAYLOAD_LENGTH_BYTES, portionLength); |
| Assert.assertEquals(ByteBuffer.wrap(expectedBytes), frameWriter.frameBytes); |
| } |
| |
| @Test(expected = IllegalArgumentException.class) |
| public void testProvideHeaderAndPayload() { |
| DataFrameWriter frameWriter = new DataFrameWriter(); |
| frameWriter.withHeaderAndPayload(new byte[1], new byte[1]); |
| } |
| |
| @Test(expected = IllegalStateException.class) |
| public void testProvidePayloadToIncompleteFrame() { |
| DataFrameWriter frameWriter = new DataFrameWriter(); |
| frameWriter.withOnlyPayload(BYTES); |
| frameWriter.withOnlyPayload(new byte[1]); |
| } |
| |
| @Test |
| public void testWrite() throws Exception { |
| DataFrameWriter frameWriter = new DataFrameWriter(); |
| frameWriter.withOnlyPayload(BYTES); |
| // Slow socket which writes one byte per call. |
| TNonblockingTransport transport = Mockito.mock(TNonblockingTransport.class); |
| SlowWriting slowWriting = new SlowWriting(); |
| Mockito.when(transport.write(frameWriter.frameBytes)).thenAnswer(slowWriting); |
| frameWriter.write(transport); |
| while (slowWriting.written < frameWriter.frameBytes.limit()) { |
| Assert.assertFalse("Frame writer should not be complete", frameWriter.isComplete()); |
| frameWriter.write(transport); |
| } |
| Assert.assertTrue("Frame writer should be complete", frameWriter.isComplete()); |
| } |
| |
| private static class SlowWriting implements Answer<Integer> { |
| int written = 0; |
| |
| @Override |
| public Integer answer(InvocationOnMock invocation) throws Throwable { |
| ByteBuffer bytes = (ByteBuffer) invocation.getArguments()[0]; |
| bytes.get(); |
| written ++; |
| return 1; |
| } |
| } |
| } |