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28 package org.apache.hc.core5.http2.impl.nio;
29
30 import java.io.IOException;
31 import java.nio.ByteBuffer;
32
33 import org.apache.hc.core5.http.config.CharCodingConfig;
34 import org.apache.hc.core5.http.impl.BasicHttpConnectionMetrics;
35 import org.apache.hc.core5.http.nio.AsyncPushConsumer;
36 import org.apache.hc.core5.http.nio.HandlerFactory;
37 import org.apache.hc.core5.http.nio.command.ExecutableCommand;
38 import org.apache.hc.core5.http.protocol.HttpProcessor;
39 import org.apache.hc.core5.http2.H2ConnectionException;
40 import org.apache.hc.core5.http2.WritableByteChannelMock;
41 import org.apache.hc.core5.http2.config.H2Config;
42 import org.apache.hc.core5.http2.frame.DefaultFrameFactory;
43 import org.apache.hc.core5.http2.frame.FrameConsts;
44 import org.apache.hc.core5.http2.frame.FrameFactory;
45 import org.apache.hc.core5.http2.frame.FrameType;
46 import org.apache.hc.core5.http2.frame.RawFrame;
47 import org.apache.hc.core5.http2.frame.StreamIdGenerator;
48 import org.apache.hc.core5.reactor.ProtocolIOSession;
49 import org.junit.Assert;
50 import org.junit.Before;
51 import org.junit.Test;
52 import org.junit.function.ThrowingRunnable;
53 import org.mockito.Mock;
54 import org.mockito.Mockito;
55 import org.mockito.MockitoAnnotations;
56
57 public class TestAbstractH2StreamMultiplexer {
58
59 @Mock
60 ProtocolIOSession protocolIOSession;
61 @Mock
62 HttpProcessor httpProcessor;
63 @Mock
64 H2StreamListener h2StreamListener;
65
66 @Before
67 public void prepareMocks() {
68 MockitoAnnotations.initMocks(this);
69 }
70
71 static class H2StreamMultiplexerImpl extends AbstractH2StreamMultiplexer {
72
73 public H2StreamMultiplexerImpl(
74 final ProtocolIOSession ioSession,
75 final FrameFactory frameFactory,
76 final StreamIdGenerator idGenerator,
77 final HttpProcessor httpProcessor,
78 final CharCodingConfig charCodingConfig,
79 final H2Config h2Config,
80 final H2StreamListener streamListener) {
81 super(ioSession, frameFactory, idGenerator, httpProcessor, charCodingConfig, h2Config, streamListener);
82 }
83
84 @Override
85 void acceptHeaderFrame() throws H2ConnectionException {
86 }
87
88 @Override
89 void acceptPushRequest() throws H2ConnectionException {
90 }
91
92 @Override
93 void acceptPushFrame() throws H2ConnectionException {
94 }
95
96 @Override
97 H2StreamHandler createRemotelyInitiatedStream(
98 final H2StreamChannel channel,
99 final HttpProcessor httpProcessor,
100 final BasicHttpConnectionMetrics connMetrics,
101 final HandlerFactory<AsyncPushConsumer> pushHandlerFactory) throws IOException {
102 return null;
103 }
104
105 @Override
106 H2StreamHandler createLocallyInitiatedStream(
107 final ExecutableCommand command,
108 final H2StreamChannel channel,
109 final HttpProcessor httpProcessor,
110 final BasicHttpConnectionMetrics connMetrics) throws IOException {
111 return null;
112 }
113 }
114
115 @Test
116 public void testInputOneFrame() throws Exception {
117 final WritableByteChannelMockMock.html#WritableByteChannelMock">WritableByteChannelMock writableChannel = new WritableByteChannelMock(1024);
118 final FrameOutputBuffer outbuffer = new FrameOutputBuffer(16 * 1024);
119
120 final byte[] data = new byte[FrameConsts.MIN_FRAME_SIZE];
121 for (int i = 0; i < FrameConsts.MIN_FRAME_SIZE; i++) {
122 data[i] = (byte)(i % 16);
123 }
124
125 final RawFrame frame = new RawFrame(FrameType.DATA.getValue(), 0, 1, ByteBuffer.wrap(data));
126 outbuffer.write(frame, writableChannel);
127 final byte[] bytes = writableChannel.toByteArray();
128
129 final AbstractH2StreamMultiplexer streamMultiplexer = new H2StreamMultiplexerImpl(
130 protocolIOSession,
131 DefaultFrameFactory.INSTANCE,
132 StreamIdGenerator.ODD,
133 httpProcessor,
134 CharCodingConfig.DEFAULT,
135 H2Config.custom()
136 .setMaxFrameSize(FrameConsts.MIN_FRAME_SIZE)
137 .build(),
138 h2StreamListener);
139
140 Assert.assertThrows(H2ConnectionException.class, new ThrowingRunnable() {
141 @Override
142 public void run() throws Throwable {
143 streamMultiplexer.onInput(ByteBuffer.wrap(bytes));
144 }
145 });
146
147 Mockito.verify(h2StreamListener).onFrameInput(
148 Mockito.same(streamMultiplexer),
149 Mockito.eq(1),
150 Mockito.<RawFrame>any());
151
152 Mockito.reset(h2StreamListener);
153
154 Assert.assertThrows(H2ConnectionException.class, new ThrowingRunnable() {
155 @Override
156 public void run() throws Throwable {
157 int pos = 0;
158 int remaining = bytes.length;
159 while (remaining > 0) {
160 final int chunk = Math.min(2048, remaining);
161 streamMultiplexer.onInput(ByteBuffer.wrap(bytes, pos, chunk));
162 pos += chunk;
163 remaining -= chunk;
164 }
165 }
166 });
167
168 Mockito.verify(h2StreamListener).onFrameInput(
169 Mockito.same(streamMultiplexer),
170 Mockito.eq(1),
171 Mockito.<RawFrame>any());
172 }
173
174 @Test
175 public void testInputMultipleFrames() throws Exception {
176 final WritableByteChannelMockMock.html#WritableByteChannelMock">WritableByteChannelMock writableChannel = new WritableByteChannelMock(1024);
177 final FrameOutputBuffer outbuffer = new FrameOutputBuffer(16 * 1024);
178
179 final byte[] data = new byte[FrameConsts.MIN_FRAME_SIZE];
180 for (int i = 0; i < FrameConsts.MIN_FRAME_SIZE; i++) {
181 data[i] = (byte) (i % 16);
182 }
183
184 final RawFrame frame1 = new RawFrame(FrameType.DATA.getValue(), 0, 1, ByteBuffer.wrap(data));
185 outbuffer.write(frame1, writableChannel);
186 final RawFrame frame2 = new RawFrame(FrameType.DATA.getValue(), 0, 1, ByteBuffer.wrap(data));
187 outbuffer.write(frame2, writableChannel);
188 final byte[] bytes = writableChannel.toByteArray();
189
190 final AbstractH2StreamMultiplexer streamMultiplexer = new H2StreamMultiplexerImpl(
191 protocolIOSession,
192 DefaultFrameFactory.INSTANCE,
193 StreamIdGenerator.ODD,
194 httpProcessor,
195 CharCodingConfig.DEFAULT,
196 H2Config.custom()
197 .setMaxFrameSize(FrameConsts.MIN_FRAME_SIZE)
198 .build(),
199 h2StreamListener);
200
201 Assert.assertThrows(H2ConnectionException.class, new ThrowingRunnable() {
202 @Override
203 public void run() throws Throwable {
204 streamMultiplexer.onInput(ByteBuffer.wrap(bytes));
205 }
206 });
207 Mockito.verify(h2StreamListener).onFrameInput(
208 Mockito.same(streamMultiplexer),
209 Mockito.eq(1),
210 Mockito.<RawFrame>any());
211
212 Mockito.reset(h2StreamListener);
213
214 Assert.assertThrows(H2ConnectionException.class, new ThrowingRunnable() {
215 @Override
216 public void run() throws Throwable {
217 int pos = 0;
218 int remaining = bytes.length;
219 while (remaining > 0) {
220 final int chunk = Math.min(4096, remaining);
221 streamMultiplexer.onInput(ByteBuffer.wrap(bytes, pos, chunk));
222 pos += chunk;
223 remaining -= chunk;
224 }
225 }
226 });
227 Mockito.verify(h2StreamListener).onFrameInput(
228 Mockito.same(streamMultiplexer),
229 Mockito.eq(1),
230 Mockito.<RawFrame>any());
231 }
232
233 }
234