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Issue 29424615: Issue 4231 - Fix unstable FilterEngineTest.testSetRemoveFilterChangeCallback (Closed)
Patch Set: Created April 28, 2017, 8:24 a.m.
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1 /*
2 * This file is part of Adblock Plus <https://adblockplus.org/>,
3 * Copyright (C) 2006-2017 eyeo GmbH
4 *
5 * Adblock Plus is free software: you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 3 as
7 * published by the Free Software Foundation.
8 *
9 * Adblock Plus is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with Adblock Plus. If not, see <http://www.gnu.org/licenses/>.
16 */
17
18 package org.adblockplus.libadblockplus.tests;
19
20 import android.test.AndroidTestCase;
21
22 import org.adblockplus.libadblockplus.AdblockPlusException;
23 import org.adblockplus.libadblockplus.FileSystem;
24 import org.adblockplus.libadblockplus.FileSystemUtils;
25 import org.adblockplus.libadblockplus.android.AndroidFileSystem;
26 import org.junit.Test;
27
28 import java.io.File;
29 import java.io.FileNotFoundException;
30 import java.io.IOException;
31
32 public class AndroidFileSystemTest extends AndroidTestCase
33 {
34 protected final FileSystemUtils fileSystemUtils = new FileSystemUtils();
35 protected static final String DATA = "12345qwerty";
36 protected AndroidFileSystem fileSystem;
37
38 @Override
39 protected void setUp() throws Exception
40 {
41 fileSystem = new AndroidFileSystem(getContext().getCacheDir());
42 }
43
44 protected String generateUniqueFilename()
45 {
46 return fileSystemUtils.generateUniqueFileName("file", ".tmp");
47 }
48
49 protected File getFullPath(String path)
50 {
51 return new File(fileSystem.getBasePath(), path);
52 }
53
54 @Test
55 public void testWriteNullFile() throws FileNotFoundException
56 {
57 String path = generateUniqueFilename();
58 File file = getFullPath(path);
59 assertFalse(file.exists());
60
61 fileSystem.write(path, null);
62
63 assertTrue(file.exists());
64 assertEquals("", fileSystemUtils.readFile(file));
65 }
66
67 @Test
68 public void testWriteEmptyFile() throws FileNotFoundException
69 {
70 String path = generateUniqueFilename();
71 File file = getFullPath(path);
72 assertFalse(file.exists());
73
74 fileSystem.write(path, "");
75
76 assertTrue(file.exists());
77 assertEquals("", fileSystemUtils.readFile(file));
78 }
79
80 @Test
81 public void testWriteInvalidPath()
82 {
83 String path = "notExistingDirectory/" + generateUniqueFilename();
84 File file = getFullPath(path);
85 assertFalse(file.exists());
86 File notExistingDirectoryFile = file.getParentFile();
87 assertFalse(notExistingDirectoryFile.exists());
88
89 try
90 {
91 fileSystem.write(path, DATA);
92 fail("Exception should be thrown");
93 }
94 catch (AdblockPlusException e)
95 {
96 // ignored
97 }
98 }
99
100 @Test
101 public void testWriteSingleLineData() throws FileNotFoundException
102 {
103 String path = generateUniqueFilename();
104 File file = getFullPath(path);
105 assertFalse(file.exists());
106
107 final String singleLineData = DATA.replace("\n", "");
108 fileSystem.write(path, singleLineData);
109
110 assertTrue(file.exists());
111 assertEquals(singleLineData, fileSystemUtils.readFile(file));
112 }
113
114 @Test
115 public void testWriteMultiLineData() throws FileNotFoundException
116 {
117 String path = generateUniqueFilename();
118 File file = getFullPath(path);
119 assertFalse(file.exists());
120
121 final String multiLineData = DATA + "\n" + DATA;
122 fileSystem.write(path, multiLineData);
123
124 assertTrue(file.exists());
125 assertEquals(multiLineData, fileSystemUtils.readFile(file));
126 }
127
128 @Test
129 public void testReadEmptyFile() throws IOException
130 {
131 String path = generateUniqueFilename();
132 File file = getFullPath(path);
133 assertFalse(file.exists());
134
135 fileSystemUtils.writeFile(file, "");
136 assertTrue(file.exists());
137
138 assertEquals("", fileSystem.read(path));
139 }
140
141 @Test
142 public void testReadSingleLineData() throws IOException
143 {
144 String path = generateUniqueFilename();
145 File file = getFullPath(path);
146 assertFalse(file.exists());
147
148 final String singleLineData = DATA.replace("\n", "");
149 fileSystemUtils.writeFile(file, singleLineData);
150 assertTrue(file.exists());
151
152 assertEquals(singleLineData, fileSystem.read(path));
153 }
154
155 @Test
156 public void testReadMultiLineData() throws IOException
157 {
158 String path = generateUniqueFilename();
159 File file = getFullPath(path);
160 assertFalse(file.exists());
161
162 final String multiLineData = DATA + "\n" + DATA;
163 fileSystemUtils.writeFile(file, multiLineData);
164 assertTrue(file.exists());
165
166 assertEquals(multiLineData, fileSystem.read(path));
167 }
168
169 @Test
170 public void testMoveExistingFile() throws IOException
171 {
172 String fromPath = generateUniqueFilename();
173 File fromFile = getFullPath(fromPath);
174 String toPath = generateUniqueFilename();
175 File toFile = getFullPath(toPath);
176 fileSystemUtils.writeFile(fromFile, DATA);
177
178 assertTrue(fromFile.exists());
179 assertFalse(toFile.exists());
180
181 fileSystem.move(fromPath, toPath);
182
183 assertFalse(fromFile.exists());
184 assertTrue(toFile.exists());
185 assertEquals(DATA, fileSystemUtils.readFile(toFile));
186 }
187
188 @Test
189 public void testMoveNotExistingFile()
190 {
191 String fromPath = generateUniqueFilename();
192 File fromFile = getFullPath(fromPath);
193 String toPath = generateUniqueFilename();
194 assertFalse(fromFile.exists());
195
196 try
197 {
198 fileSystem.move(fromPath, toPath);
199 fail("Exception should be thrown");
200 }
201 catch (AdblockPlusException e)
202 {
203 // ignored
204 }
205 }
206
207 @Test
208 public void testRemoveExistingFile() throws IOException
209 {
210 String path = generateUniqueFilename();
211 File file = getFullPath(path);
212 fileSystemUtils.writeFile(file, DATA);
213
214 assertTrue(file.exists());
215 fileSystem.remove(path);
216 assertFalse(file.exists());
217 }
218
219 @Test
220 public void testRemoveNotExistingFile()
221 {
222 String path = generateUniqueFilename();
223 File file = getFullPath(path);
224 assertFalse(file.exists());
225
226 fileSystem.remove(path);
227 assertFalse(file.exists());
228 }
229
230 @Test
231 public void testStatExistingFile() throws IOException
232 {
233 String path = generateUniqueFilename();
234 File file = getFullPath(path);
235 fileSystemUtils.writeFile(file, DATA);
236 assertTrue(file.exists());
237
238 FileSystem.StatResult stat = fileSystem.stat(path);
239 assertNotNull(stat);
240 assertTrue(stat.exists());
241 assertFalse(stat.isDirectory());
242 assertTrue(stat.isFile());
243 assertTrue(stat.getLastModified() > 0);
244 }
245
246 @Test
247 public void testStatExistingDirectory()
248 {
249 String path = generateUniqueFilename();
250 File file = getFullPath(path);
251 file.mkdir();
252
253 FileSystem.StatResult stat = fileSystem.stat(path);
254 assertNotNull(stat);
255 assertTrue(stat.exists());
256 assertFalse(stat.isFile());
257 assertTrue(stat.isDirectory());
258 assertTrue(stat.getLastModified() > 0);
259 }
260
261 @Test
262 public void testStatNotExistingFile()
263 {
264 String path = generateUniqueFilename();
265 File file = getFullPath(path);
266 assertFalse(file.exists());
267
268 fileSystem.remove(path);
269 assertFalse(file.exists());
270 FileSystem.StatResult notExistingStat = fileSystem.stat(path);
271 assertFalse(notExistingStat.exists());
272 assertEquals(0l, notExistingStat.getLastModified());
273 }
274
275 @Test
276 public void testResolveAbsolute()
277 {
278 String path = generateUniqueFilename();
279 String absolutePath = fileSystem.resolve(path);
280 String fullPath = getFullPath(path).getAbsolutePath();
281 String fullPathFromBasePath = fullPath
282 .substring(fileSystem.getBasePath()
283 .getAbsolutePath().length());
284 assertEquals(fullPathFromBasePath, absolutePath);
285 }
286
287 @Test
288 public void testResolveRelative()
289 {
290 String relativePath = "./file";
291 String absolutePath = fileSystem.resolve(relativePath);
292 assertNotNull(absolutePath);
293 assertTrue(absolutePath.startsWith("/"));
294 }
295 }
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