| /* Copyright 2015 Google Inc. All Rights Reserved. |
| |
| Distributed under MIT license. |
| See file LICENSE for detail or copy at https://opensource.org/licenses/MIT |
| */ |
| |
| package org.brotli.dec; |
| |
| import static org.junit.Assert.assertArrayEquals; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.junit.runners.JUnit4; |
| |
| /** |
| * Tests for {@link Decode}. |
| */ |
| @RunWith(JUnit4.class) |
| public class DecodeTest { |
| |
| static byte[] readUniBytes(String uniBytes) { |
| byte[] result = new byte[uniBytes.length()]; |
| for (int i = 0; i < result.length; ++i) { |
| result[i] = (byte) uniBytes.charAt(i); |
| } |
| return result; |
| } |
| |
| private byte[] decompress(byte[] data, boolean byByte) throws IOException { |
| byte[] buffer = new byte[65536]; |
| ByteArrayInputStream input = new ByteArrayInputStream(data); |
| ByteArrayOutputStream output = new ByteArrayOutputStream(); |
| BrotliInputStream brotliInput = new BrotliInputStream(input); |
| if (byByte) { |
| byte[] oneByte = new byte[1]; |
| while (true) { |
| int next = brotliInput.read(); |
| if (next == -1) { |
| break; |
| } |
| oneByte[0] = (byte) next; |
| output.write(oneByte, 0, 1); |
| } |
| } else { |
| while (true) { |
| int len = brotliInput.read(buffer, 0, buffer.length); |
| if (len <= 0) { |
| break; |
| } |
| output.write(buffer, 0, len); |
| } |
| } |
| brotliInput.close(); |
| return output.toByteArray(); |
| } |
| |
| private void checkDecodeResource(String expected, String compressed) throws IOException { |
| byte[] expectedBytes = readUniBytes(expected); |
| byte[] compressedBytes = readUniBytes(compressed); |
| byte[] actual = decompress(compressedBytes, false); |
| assertArrayEquals(expectedBytes, actual); |
| byte[] actualByByte = decompress(compressedBytes, true); |
| assertArrayEquals(expectedBytes, actualByByte); |
| } |
| |
| @Test |
| public void testEmpty() throws IOException { |
| checkDecodeResource( |
| "", |
| "\u0006"); |
| } |
| |
| @Test |
| public void testX() throws IOException { |
| checkDecodeResource( |
| "X", |
| "\u000B\u0000\u0080X\u0003"); |
| } |
| |
| @Test |
| public void testX10Y10() throws IOException { |
| checkDecodeResource( |
| "XXXXXXXXXXYYYYYYYYYY", |
| "\u001B\u0013\u0000\u0000\u00A4\u00B0\u00B2\u00EA\u0081G\u0002\u008A"); |
| } |
| |
| @Test |
| public void testX64() throws IOException { |
| checkDecodeResource( |
| "XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX", |
| "\u001B\u003F\u0000\u0000$\u00B0\u00E2\u0099\u0080\u0012"); |
| } |
| |
| @Test |
| public void testUkkonooa() throws IOException { |
| checkDecodeResource( |
| "ukko nooa, ukko nooa oli kunnon mies, kun han meni saunaan, " |
| + "pisti laukun naulaan, ukko nooa, ukko nooa oli kunnon mies.", |
| "\u001Bv\u0000\u0000\u0014J\u00AC\u009Bz\u00BD\u00E1\u0097\u009D\u007F\u008E\u00C2\u0082" |
| + "6\u000E\u009C\u00E0\u0090\u0003\u00F7\u008B\u009E8\u00E6\u00B6\u0000\u00AB\u00C3\u00CA" |
| + "\u00A0\u00C2\u00DAf6\u00DC\u00CD\u0080\u008D.!\u00D7n\u00E3\u00EAL\u00B8\u00F0\u00D2" |
| + "\u00B8\u00C7\u00C2pM:\u00F0i~\u00A1\u00B8Es\u00AB\u00C4W\u001E"); |
| } |
| |
| @Test |
| public void testMonkey() throws IOException { |
| checkDecodeResource( |
| "znxcvnmz,xvnm.,zxcnv.,xcn.z,vn.zvn.zxcvn.,zxcn.vn.v,znm.,vnzx.,vnzxc.vn.z,vnz.,nv.z,nvmz" |
| + "xc,nvzxcvcnm.,vczxvnzxcnvmxc.zmcnvzm.,nvmc,nzxmc,vn.mnnmzxc,vnxcnmv,znvzxcnmv,.xcnvm,zxc" |
| + "nzxv.zx,qweryweurqioweupropqwutioweupqrioweutiopweuriopweuriopqwurioputiopqwuriowuqeriou" |
| + "pqweropuweropqwurweuqriopuropqwuriopuqwriopuqweopruioqweurqweuriouqweopruioupqiytioqtyio" |
| + "wtyqptypryoqweutioioqtweqruowqeytiowquiourowetyoqwupiotweuqiorweuqroipituqwiorqwtioweuri" |
| + "ouytuioerytuioweryuitoweytuiweyuityeruirtyuqriqweuropqweiruioqweurioqwuerioqwyuituierwot" |
| + "ueryuiotweyrtuiwertyioweryrueioqptyioruyiopqwtjkasdfhlafhlasdhfjklashjkfhasjklfhklasjdfh" |
| + "klasdhfjkalsdhfklasdhjkflahsjdkfhklasfhjkasdfhasfjkasdhfklsdhalghhaf;hdklasfhjklashjklfa" |
| + "sdhfasdjklfhsdjklafsd;hkldadfjjklasdhfjasddfjklfhakjklasdjfkl;asdjfasfljasdfhjklasdfhjka" |
| + "ghjkashf;djfklasdjfkljasdklfjklasdjfkljasdfkljaklfj", |
| "\u001BJ\u0003\u0000\u008C\u0094n\u00DE\u00B4\u00D7\u0096\u00B1x\u0086\u00F2-\u00E1\u001A" |
| + "\u00BC\u000B\u001C\u00BA\u00A9\u00C7\u00F7\u00CCn\u00B2B4QD\u008BN\u0013\b\u00A0\u00CDn" |
| + "\u00E8,\u00A5S\u00A1\u009C],\u001D#\u001A\u00D2V\u00BE\u00DB\u00EB&\u00BA\u0003e|\u0096j" |
| + "\u00A2v\u00EC\u00EF\u0087G3\u00D6\'\u000Ec\u0095\u00E2\u001D\u008D,\u00C5\u00D1(\u009F`" |
| + "\u0094o\u0002\u008B\u00DD\u00AAd\u0094,\u001E;e|\u0007EZ\u00B2\u00E2\u00FCI\u0081,\u009F" |
| + "@\u00AE\u00EFh\u0081\u00AC\u0016z\u000F\u00F5;m\u001C\u00B9\u001E-_\u00D5\u00C8\u00AF^" |
| + "\u0085\u00AA\u0005\u00BESu\u00C2\u00B0\"\u008A\u0015\u00C6\u00A3\u00B1\u00E6B\u0014" |
| + "\u00F4\u0084TS\u0019_\u00BE\u00C3\u00F2\u001D\u00D1\u00B7\u00E5\u00DD\u00B6\u00D9#\u00C6" |
| + "\u00F6\u009F\u009E\u00F6Me0\u00FB\u00C0qE\u0004\u00AD\u0003\u00B5\u00BE\u00C9\u00CB" |
| + "\u00FD\u00E2PZFt\u0004\r\u00FF \u0004w\u00B2m\'\u00BFG\u00A9\u009D\u001B\u0096,b\u0090#" |
| + "\u008B\u00E0\u00F8\u001D\u00CF\u00AF\u001D=\u00EE\u008A\u00C8u#f\u00DD\u00DE\u00D6m" |
| + "\u00E3*\u0082\u008Ax\u008A\u00DB\u00E6 L\u00B7\\c\u00BA0\u00E3?\u00B6\u00EE\u008C\"" |
| + "\u00A2*\u00B0\"\n\u0099\u00FF=bQ\u00EE\b\u00F6=J\u00E4\u00CC\u00EF\"\u0087\u0011\u00E2" |
| + "\u0083(\u00E4\u00F5\u008F5\u0019c[\u00E1Z\u0092s\u00DD\u00A1P\u009D8\\\u00EB\u00B5\u0003" |
| + "jd\u0090\u0094\u00C8\u008D\u00FB/\u008A\u0086\"\u00CC\u001D\u0087\u00E0H\n\u0096w\u00909" |
| + "\u00C6##H\u00FB\u0011GV\u00CA \u00E3B\u0081\u00F7w2\u00C1\u00A5\\@!e\u0017@)\u0017\u0017" |
| + "lV2\u00988\u0006\u00DC\u0099M3)\u00BB\u0002\u00DFL&\u0093l\u0017\u0082\u0086 \u00D7" |
| + "\u0003y}\u009A\u0000\u00D7\u0087\u0000\u00E7\u000Bf\u00E3Lfqg\b2\u00F9\b>\u00813\u00CD" |
| + "\u0017r1\u00F0\u00B8\u0094RK\u00901\u008Eh\u00C1\u00EF\u0090\u00C9\u00E5\u00F2a\tr%" |
| + "\u00AD\u00EC\u00C5b\u00C0\u000B\u0012\u0005\u00F7\u0091u\r\u00EEa..\u0019\t\u00C2\u0003" |
| ); |
| } |
| |
| @Test |
| public void testFox() throws IOException { |
| checkDecodeResource( |
| "The quick brown fox jumps over the lazy dog", |
| "\u001B*\u0000\u0000\u0004\u0004\u00BAF:\u0085\u0003\u00E9\u00FA\f\u0091\u0002H\u0011," |
| + "\u00F3\u008A:\u00A3V\u007F\u001A\u00AE\u00BF\u00A4\u00AB\u008EM\u00BF\u00ED\u00E2\u0004K" |
| + "\u0091\u00FF\u0087\u00E9\u001E"); |
| } |
| |
| @Test |
| public void testUtils() { |
| new Context(); |
| new Decode(); |
| new Dictionary(); |
| new Huffman(); |
| } |
| } |