1package fi.iki.elonen;
2
3/*
4 * #%L
5 * NanoHttpd-Core
6 * %%
7 * Copyright (C) 2012 - 2015 nanohttpd
8 * %%
9 * Redistribution and use in source and binary forms, with or without modification,
10 * are permitted provided that the following conditions are met:
11 *
12 * 1. Redistributions of source code must retain the above copyright notice, this
13 *    list of conditions and the following disclaimer.
14 *
15 * 2. Redistributions in binary form must reproduce the above copyright notice,
16 *    this list of conditions and the following disclaimer in the documentation
17 *    and/or other materials provided with the distribution.
18 *
19 * 3. Neither the name of the nanohttpd nor the names of its contributors
20 *    may be used to endorse or promote products derived from this software without
21 *    specific prior written permission.
22 *
23 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
24 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
25 * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
26 * IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
28 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
29 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
30 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
31 * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
32 * OF THE POSSIBILITY OF SUCH DAMAGE.
33 * #L%
34 */
35
36import static fi.iki.elonen.NanoHTTPD.Response.Status.OK;
37
38import java.io.ByteArrayOutputStream;
39import java.io.IOException;
40import java.io.PipedInputStream;
41
42public class HttpChunkedResponseTest extends HttpServerTest {
43
44    private static class ChunkedInputStream extends PipedInputStream {
45
46        int chunk = 0;
47
48        String[] chunks;
49
50        private ChunkedInputStream(String[] chunks) {
51            this.chunks = chunks;
52        }
53
54        @Override
55        public synchronized int read(byte[] buffer, int off, int len) throws IOException {
56            // Too implementation-linked, but...
57            for (int i = 0; i < this.chunks[this.chunk].length(); ++i) {
58                buffer[i] = (byte) this.chunks[this.chunk].charAt(i);
59            }
60            return this.chunks[this.chunk++].length();
61        }
62    }
63
64    @org.junit.Test
65    public void thatChunkedContentIsChunked() throws Exception {
66        PipedInputStream pipedInputStream = new ChunkedInputStream(new String[]{
67            "some",
68            "thing which is longer than sixteen characters",
69            "whee!",
70            ""
71        });
72        String[] expected = {
73            "HTTP/1.1 200 OK",
74            "Content-Type: what/ever",
75            "Date: .*",
76            "Connection: keep-alive",
77            "Transfer-Encoding: chunked",
78            "",
79            "4",
80            "some",
81            "2d",
82            "thing which is longer than sixteen characters",
83            "5",
84            "whee!",
85            "0",
86            ""
87        };
88        this.testServer.response = new NanoHTTPD(0) {
89        }.newChunkedResponse(OK, "what/ever", pipedInputStream);
90        this.testServer.response.setChunkedTransfer(true);
91
92        ByteArrayOutputStream byteArrayOutputStream = invokeServer("GET / HTTP/1.1");
93
94        assertResponse(byteArrayOutputStream, expected);
95    }
96}
97