256 lines
7.8 KiB
Java
Executable file
256 lines
7.8 KiB
Java
Executable file
/*
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* The MIT License (MIT)
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*
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* Copyright (c) 2015 Ziver Koc
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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package zutil.io;
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import org.junit.Test;
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import java.io.IOException;
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import static org.junit.Assert.assertEquals;
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import static org.junit.Assert.assertFalse;
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import static org.junit.Assert.assertTrue;
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@SuppressWarnings("resource")
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public class BufferedBoundaryInputStreamTest {
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@Test
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public void read_normal() throws IOException {
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StringInputStream inin = new StringInputStream("aaa#a##aaaaaaa#");
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("#");
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assertTrue(in.hasNext());
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals(-1, in.read());
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assertTrue(in.hasNext());
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in.next();
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assertEquals('a', in.read());
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assertEquals(-1, in.read());
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assertTrue(in.hasNext());
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in.next();
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assertEquals(-1, in.read());
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assertTrue(in.hasNext());
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in.next();
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals(-1, in.read());
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assertFalse(in.hasNext());
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in.next();
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assertEquals(-1, in.read());
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assertFalse(in.hasNext());
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}
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@Test
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public void readArr_normal() throws IOException {
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StringInputStream inin = new StringInputStream("aaa#aaaaaaaaaaaaaaaa#aaaaaaaaaaaaaaa#");
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("#");
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byte[] buff = new byte[100];
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int n = in.read(buff);
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assertEquals(3, n);
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assertTrue(in.hasNext());
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in.next();
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n = in.read(buff);
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assertEquals(16, n);
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assertTrue(in.hasNext());
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in.next();
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n = in.read(buff);
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assertEquals(15, n);
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assertFalse(in.hasNext());
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in.next();
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n = in.read(buff);
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assertEquals(-1, n);
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}
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@Test
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public void read_multiCharBoundary() throws IOException {
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StringInputStream inin = new StringInputStream("aaa1234");
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("1234");
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byte[] buff = new byte[100];
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assertEquals(3, in.read(buff));
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assertEquals(-1, in.read());
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assertFalse(in.hasNext());
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in.next();
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assertEquals(-1, in.read(buff));
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assertFalse(in.hasNext());
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}
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@Test
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public void readArr_multiCharBoundary() throws IOException {
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StringInputStream inin = new StringInputStream("aaa1234");
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("1234");
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertEquals(-1, in.read());
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assertFalse(in.hasNext());
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in.next();
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assertEquals(-1, in.read());
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assertFalse(in.hasNext());
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}
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@Test
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public void read_startWithBound() throws IOException {
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StringInputStream inin = new StringInputStream("#aaa");
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("#");
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assertEquals(-1, in.read());
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}
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@Test
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public void readArr_startWithBound() throws IOException {
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StringInputStream inin = new StringInputStream("#aaa");
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("#");
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assertEquals(-1, in.read(new byte[10], 0, 10));
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}
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@Test
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public void read_onlyBoundaries() throws IOException {
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StringInputStream inin = new StringInputStream("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("a");
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int n;
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for(n=1; in.hasNext(); n++){
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assertEquals(-1, in.read());
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assertEquals(-1, in.read());
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in.next();
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}
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assertEquals(35, n);
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}
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@Test
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public void readArr_onlyBoundaries() throws IOException {
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StringInputStream inin = new StringInputStream("aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa");
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("a");
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byte[] buff = new byte[100];
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int n;
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for(n=1; in.hasNext(); n++){
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assertEquals(-1, in.read(buff));
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assertEquals(-1, in.read(buff));
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in.next();
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}
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assertEquals(35, n);
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}
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@Test
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public void read_noBounds() throws IOException {
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String data = "1234567891011121314151617181920";
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StringInputStream inin = new StringInputStream(data);
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("#");
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int out;
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StringBuilder output = new StringBuilder();
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while((out = in.read()) != -1){
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output.append((char)out);
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}
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assertEquals(data, output.toString());
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}
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@Test
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public void readArr_noBounds() throws IOException {
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String data = "1234567891011121314151617181920";
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StringInputStream inin = new StringInputStream(data);
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin);
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in.setBoundary("#");
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byte[] buff = new byte[100];
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assertEquals(data.length(), in.read(buff));
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assertEquals(data, new String(buff, 0, data.length()));
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}
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@Test
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public void read_largeData() throws IOException {
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String data = "aaaaaaaaaaaa#aa#aaaaaaaaaaaaaaa#";
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StringInputStream inin = new StringInputStream(data);
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin, 10);
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in.setBoundary("#");
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assertTrue(in.hasNext());
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for (int i=0; i<12; ++i)
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assertEquals('a', in.read());
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assertEquals(-1, in.read());
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assertTrue(in.hasNext());
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in.next();
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assertEquals('a', in.read());
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assertEquals('a', in.read());
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assertTrue(in.hasNext());
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in.next();
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for (int i=0; i<15; ++i)
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assertEquals('a', in.read());
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assertEquals(-1, in.read());
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assertFalse(in.hasNext());
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}
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@Test
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public void readArr_largeData() throws IOException {
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String data = "aaaaaaaaaaaa#aa#aaaaaaaaaaaaaaa#";
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StringInputStream inin = new StringInputStream(data);
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BufferedBoundaryInputStream in = new BufferedBoundaryInputStream(inin, 10);
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in.setBoundary("#");
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byte[] buff = new byte[100];
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assertTrue(in.hasNext());
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assertEquals(10, in.read(buff));
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assertEquals(2, in.read(buff));
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assertEquals(-1, in.read());
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assertTrue(in.hasNext());
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in.next();
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assertEquals(2, in.read(buff));
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assertTrue(in.hasNext());
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in.next();
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assertEquals(10, in.read(buff));
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assertEquals(5, in.read(buff));
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assertEquals(-1, in.read());
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assertFalse(in.hasNext());
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}
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}
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