| // |
| // ======================================================================== |
| // Copyright (c) 1995-2016 Mort Bay Consulting Pty. Ltd. |
| // ------------------------------------------------------------------------ |
| // All rights reserved. This program and the accompanying materials |
| // are made available under the terms of the Eclipse Public License v1.0 |
| // and Apache License v2.0 which accompanies this distribution. |
| // |
| // The Eclipse Public License is available at |
| // http://www.eclipse.org/legal/epl-v10.html |
| // |
| // The Apache License v2.0 is available at |
| // http://www.opensource.org/licenses/apache2.0.php |
| // |
| // You may elect to redistribute this code under either of these licenses. |
| // ======================================================================== |
| // |
| |
| package org.eclipse.jetty.websocket.common; |
| |
| import static org.hamcrest.Matchers.allOf; |
| import static org.hamcrest.Matchers.greaterThan; |
| import static org.hamcrest.Matchers.is; |
| import static org.hamcrest.Matchers.lessThan; |
| |
| import java.nio.ByteBuffer; |
| import java.nio.charset.StandardCharsets; |
| import java.util.Arrays; |
| |
| import org.eclipse.jetty.websocket.api.MessageTooLargeException; |
| import org.eclipse.jetty.websocket.api.StatusCode; |
| import org.eclipse.jetty.websocket.api.WebSocketBehavior; |
| import org.eclipse.jetty.websocket.api.WebSocketPolicy; |
| import org.eclipse.jetty.websocket.common.test.IncomingFramesCapture; |
| import org.eclipse.jetty.websocket.common.test.UnitParser; |
| import org.eclipse.jetty.websocket.common.util.MaskedByteBuffer; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class TextPayloadParserTest |
| { |
| @Test |
| public void testFrameTooLargeDueToPolicy() throws Exception |
| { |
| WebSocketPolicy policy = new WebSocketPolicy(WebSocketBehavior.SERVER); |
| // Artificially small buffer/payload |
| policy.setInputBufferSize(1024); // read buffer |
| policy.setMaxTextMessageBufferSize(1024); // streaming buffer (not used in this test) |
| policy.setMaxTextMessageSize(1024); // actual maximum text message size policy |
| byte utf[] = new byte[2048]; |
| Arrays.fill(utf,(byte)'a'); |
| |
| Assert.assertThat("Must be a medium length payload",utf.length,allOf(greaterThan(0x7E),lessThan(0xFFFF))); |
| |
| ByteBuffer buf = ByteBuffer.allocate(utf.length + 8); |
| buf.put((byte)0x81); // text frame, fin = true |
| buf.put((byte)(0x80 | 0x7E)); // 0x7E == 126 (a 2 byte payload length) |
| buf.putShort((short)utf.length); |
| MaskedByteBuffer.putMask(buf); |
| MaskedByteBuffer.putPayload(buf,utf); |
| buf.flip(); |
| |
| UnitParser parser = new UnitParser(policy); |
| IncomingFramesCapture capture = new IncomingFramesCapture(); |
| parser.setIncomingFramesHandler(capture); |
| parser.parseQuietly(buf); |
| |
| capture.assertHasErrors(MessageTooLargeException.class,1); |
| capture.assertHasNoFrames(); |
| |
| MessageTooLargeException err = (MessageTooLargeException)capture.getErrors().poll(); |
| Assert.assertThat("Error.closeCode",err.getStatusCode(),is(StatusCode.MESSAGE_TOO_LARGE)); |
| } |
| |
| @Test |
| public void testLongMaskedText() throws Exception |
| { |
| StringBuffer sb = new StringBuffer(); ; |
| for (int i = 0; i < 3500; i++) |
| { |
| sb.append("Hell\uFF4f Big W\uFF4Frld "); |
| } |
| sb.append(". The end."); |
| |
| String expectedText = sb.toString(); |
| byte utf[] = expectedText.getBytes(StandardCharsets.UTF_8); |
| |
| Assert.assertThat("Must be a long length payload",utf.length,greaterThan(0xFFFF)); |
| |
| ByteBuffer buf = ByteBuffer.allocate(utf.length + 32); |
| buf.put((byte)0x81); // text frame, fin = true |
| buf.put((byte)(0x80 | 0x7F)); // 0x7F == 127 (a 8 byte payload length) |
| buf.putLong(utf.length); |
| MaskedByteBuffer.putMask(buf); |
| MaskedByteBuffer.putPayload(buf,utf); |
| buf.flip(); |
| |
| WebSocketPolicy policy = WebSocketPolicy.newServerPolicy(); |
| policy.setMaxTextMessageSize(100000); |
| Parser parser = new UnitParser(policy); |
| IncomingFramesCapture capture = new IncomingFramesCapture(); |
| parser.setIncomingFramesHandler(capture); |
| parser.parse(buf); |
| |
| capture.assertNoErrors(); |
| capture.assertHasFrame(OpCode.TEXT,1); |
| WebSocketFrame txt = capture.getFrames().poll(); |
| Assert.assertThat("TextFrame.data",txt.getPayloadAsUTF8(),is(expectedText)); |
| } |
| |
| @Test |
| public void testMediumMaskedText() throws Exception |
| { |
| StringBuffer sb = new StringBuffer(); ; |
| for (int i = 0; i < 14; i++) |
| { |
| sb.append("Hell\uFF4f Medium W\uFF4Frld "); |
| } |
| sb.append(". The end."); |
| |
| String expectedText = sb.toString(); |
| byte utf[] = expectedText.getBytes(StandardCharsets.UTF_8); |
| |
| Assert.assertThat("Must be a medium length payload",utf.length,allOf(greaterThan(0x7E),lessThan(0xFFFF))); |
| |
| ByteBuffer buf = ByteBuffer.allocate(utf.length + 10); |
| buf.put((byte)0x81); |
| buf.put((byte)(0x80 | 0x7E)); // 0x7E == 126 (a 2 byte payload length) |
| buf.putShort((short)utf.length); |
| MaskedByteBuffer.putMask(buf); |
| MaskedByteBuffer.putPayload(buf,utf); |
| buf.flip(); |
| |
| WebSocketPolicy policy = new WebSocketPolicy(WebSocketBehavior.SERVER); |
| Parser parser = new UnitParser(policy); |
| IncomingFramesCapture capture = new IncomingFramesCapture(); |
| parser.setIncomingFramesHandler(capture); |
| parser.parse(buf); |
| |
| capture.assertNoErrors(); |
| capture.assertHasFrame(OpCode.TEXT,1); |
| WebSocketFrame txt = capture.getFrames().poll(); |
| Assert.assertThat("TextFrame.data",txt.getPayloadAsUTF8(),is(expectedText)); |
| } |
| |
| @Test |
| public void testShortMaskedFragmentedText() throws Exception |
| { |
| String part1 = "Hello "; |
| String part2 = "World"; |
| |
| byte b1[] = part1.getBytes(StandardCharsets.UTF_8); |
| byte b2[] = part2.getBytes(StandardCharsets.UTF_8); |
| |
| ByteBuffer buf = ByteBuffer.allocate(32); |
| |
| // part 1 |
| buf.put((byte)0x01); // no fin + text |
| buf.put((byte)(0x80 | b1.length)); |
| MaskedByteBuffer.putMask(buf); |
| MaskedByteBuffer.putPayload(buf,b1); |
| |
| // part 2 |
| buf.put((byte)0x80); // fin + continuation |
| buf.put((byte)(0x80 | b2.length)); |
| MaskedByteBuffer.putMask(buf); |
| MaskedByteBuffer.putPayload(buf,b2); |
| |
| buf.flip(); |
| |
| WebSocketPolicy policy = new WebSocketPolicy(WebSocketBehavior.SERVER); |
| Parser parser = new UnitParser(policy); |
| IncomingFramesCapture capture = new IncomingFramesCapture(); |
| parser.setIncomingFramesHandler(capture); |
| parser.parse(buf); |
| |
| capture.assertNoErrors(); |
| capture.assertHasFrame(OpCode.TEXT,1); |
| capture.assertHasFrame(OpCode.CONTINUATION,1); |
| WebSocketFrame txt = capture.getFrames().poll(); |
| Assert.assertThat("TextFrame[0].data",txt.getPayloadAsUTF8(),is(part1)); |
| txt = capture.getFrames().poll(); |
| Assert.assertThat("TextFrame[1].data",txt.getPayloadAsUTF8(),is(part2)); |
| } |
| |
| @Test |
| public void testShortMaskedText() throws Exception |
| { |
| String expectedText = "Hello World"; |
| byte utf[] = expectedText.getBytes(StandardCharsets.UTF_8); |
| |
| ByteBuffer buf = ByteBuffer.allocate(24); |
| buf.put((byte)0x81); |
| buf.put((byte)(0x80 | utf.length)); |
| MaskedByteBuffer.putMask(buf); |
| MaskedByteBuffer.putPayload(buf,utf); |
| buf.flip(); |
| |
| WebSocketPolicy policy = new WebSocketPolicy(WebSocketBehavior.SERVER); |
| Parser parser = new UnitParser(policy); |
| IncomingFramesCapture capture = new IncomingFramesCapture(); |
| parser.setIncomingFramesHandler(capture); |
| parser.parse(buf); |
| |
| capture.assertNoErrors(); |
| capture.assertHasFrame(OpCode.TEXT,1); |
| WebSocketFrame txt = capture.getFrames().poll(); |
| Assert.assertThat("TextFrame.data",txt.getPayloadAsUTF8(),is(expectedText)); |
| } |
| |
| @Test |
| public void testShortMaskedUtf8Text() throws Exception |
| { |
| String expectedText = "Hell\uFF4f W\uFF4Frld"; |
| |
| byte utf[] = expectedText.getBytes(StandardCharsets.UTF_8); |
| |
| ByteBuffer buf = ByteBuffer.allocate(24); |
| buf.put((byte)0x81); |
| buf.put((byte)(0x80 | utf.length)); |
| MaskedByteBuffer.putMask(buf); |
| MaskedByteBuffer.putPayload(buf,utf); |
| buf.flip(); |
| |
| WebSocketPolicy policy = new WebSocketPolicy(WebSocketBehavior.SERVER); |
| Parser parser = new UnitParser(policy); |
| IncomingFramesCapture capture = new IncomingFramesCapture(); |
| parser.setIncomingFramesHandler(capture); |
| parser.parse(buf); |
| |
| capture.assertNoErrors(); |
| capture.assertHasFrame(OpCode.TEXT,1); |
| WebSocketFrame txt = capture.getFrames().poll(); |
| Assert.assertThat("TextFrame.data",txt.getPayloadAsUTF8(),is(expectedText)); |
| } |
| } |