| /* |
| * 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.ignite.internal.client.proto; |
| |
| import io.netty.buffer.ByteBuf; |
| import io.netty.buffer.Unpooled; |
| import org.apache.ignite.lang.IgniteException; |
| import org.junit.jupiter.api.Test; |
| |
| import static org.junit.jupiter.api.Assertions.assertArrayEquals; |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| import static org.junit.jupiter.api.Assertions.assertNull; |
| import static org.junit.jupiter.api.Assertions.assertThrows; |
| |
| /** |
| * Message decoding tests. |
| */ |
| public class ClientMessageDecoderTest { |
| @Test |
| void testEmptyBufferReturnsNoResults() throws Exception { |
| var res = decode(new byte[0]); |
| |
| assertNull(res); |
| } |
| |
| @Test |
| void testValidMagicAndMessageReturnsPayload() throws Exception { |
| byte[] bytes = decode(getMagicWithPayload()); |
| |
| assertArrayEquals(new byte[]{33, 44}, bytes); |
| } |
| |
| @Test |
| void testInvalidMagicThrowsException() { |
| byte[] buf = {66, 69, 69, 70, 1, 2, 3}; |
| |
| var t = assertThrows(IgniteException.class, () -> decode(buf)); |
| |
| assertEquals("Invalid magic header in thin client connection. Expected 'IGNI', but was 'BEEF'.", |
| t.getMessage()); |
| } |
| |
| private static byte[] getMagicWithPayload() { |
| var buf = new byte[10]; |
| |
| // Magic. |
| System.arraycopy(ClientMessageCommon.MAGIC_BYTES, 0, buf, 0, 4); |
| |
| // Message size. |
| buf[7] = 2; |
| |
| // Payload. |
| buf[8] = 33; |
| buf[9] = 44; |
| |
| return buf; |
| } |
| |
| private static byte[] decode(byte[] request) throws Exception { |
| var resBuf = (ByteBuf)new ClientMessageDecoder().decode(null, Unpooled.wrappedBuffer(request)); |
| |
| if (resBuf == null) |
| return null; |
| |
| var bytes = new byte[resBuf.readableBytes()]; |
| resBuf.readBytes(bytes); |
| |
| return bytes; |
| } |
| } |