Source Code Cross Referenced for FileSystemUtilsTestCase.java in  » Library » apache-common-IO » org » apache » commons » io » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Library » apache common IO » org.apache.commons.io 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         * Licensed to the Apache Software Foundation (ASF) under one or more
003:         * contributor license agreements.  See the NOTICE file distributed with
004:         * this work for additional information regarding copyright ownership.
005:         * The ASF licenses this file to You under the Apache License, Version 2.0
006:         * (the "License"); you may not use this file except in compliance with
007:         * the License.  You may obtain a copy of the License at
008:         * 
009:         *      http://www.apache.org/licenses/LICENSE-2.0
010:         * 
011:         * Unless required by applicable law or agreed to in writing, software
012:         * distributed under the License is distributed on an "AS IS" BASIS,
013:         * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014:         * See the License for the specific language governing permissions and
015:         * limitations under the License.
016:         */
017:        package org.apache.commons.io;
018:
019:        import java.io.BufferedReader;
020:        import java.io.ByteArrayInputStream;
021:        import java.io.File;
022:        import java.io.IOException;
023:        import java.io.InputStream;
024:        import java.io.InputStreamReader;
025:        import java.io.OutputStream;
026:
027:        import junit.framework.Test;
028:        import junit.framework.TestSuite;
029:        import junit.textui.TestRunner;
030:
031:        import org.apache.commons.io.testtools.FileBasedTestCase;
032:
033:        /**
034:         * This is used to test FileSystemUtils.
035:         *
036:         * @version $Id: FileSystemUtilsTestCase.java 453889 2006-10-07 11:56:25Z scolebourne $
037:         */
038:        public class FileSystemUtilsTestCase extends FileBasedTestCase {
039:
040:            public static void main(String[] args) {
041:                TestRunner.run(suite());
042:
043:                //        try {
044:                //            System.out.println(FileSystemUtils.freeSpace("C:\\"));
045:                //        } catch (IOException ex) {
046:                //            ex.printStackTrace();
047:                //        }
048:            }
049:
050:            public static Test suite() {
051:                return new TestSuite(FileSystemUtilsTestCase.class);
052:            }
053:
054:            public FileSystemUtilsTestCase(String name) throws IOException {
055:                super (name);
056:            }
057:
058:            protected void setUp() throws Exception {
059:            }
060:
061:            protected void tearDown() throws Exception {
062:            }
063:
064:            //-----------------------------------------------------------------------
065:            public void testGetFreeSpace_String() throws Exception {
066:                // test coverage, as we can't check value
067:                if (File.separatorChar == '/') {
068:                    // have to figure out unix block size
069:                    String[] cmd = null;
070:                    String osName = System.getProperty("os.name");
071:                    if (osName.indexOf("hp-ux") >= 0
072:                            || osName.indexOf("aix") >= 0) {
073:                        cmd = new String[] { "df", "-P", "/" };
074:                    } else {
075:                        cmd = new String[] { "df", "/" };
076:                    }
077:                    Process proc = Runtime.getRuntime().exec(cmd);
078:                    boolean kilobyteBlock = true;
079:                    BufferedReader r = null;
080:                    try {
081:                        r = new BufferedReader(new InputStreamReader(proc
082:                                .getInputStream()));
083:                        String line = r.readLine();
084:                        if (line.toLowerCase().indexOf("512") >= 0) {
085:                            kilobyteBlock = false;
086:                        }
087:                    } finally {
088:                        IOUtils.closeQuietly(r);
089:                    }
090:
091:                    // now perform the test
092:                    long free = FileSystemUtils.freeSpace("/");
093:                    long kb = FileSystemUtils.freeSpaceKb("/");
094:                    if (kilobyteBlock) {
095:                        assertEquals((double) free, (double) kb, 256d);
096:                    } else {
097:                        assertEquals((double) free / 2d, (double) kb, 256d);
098:                    }
099:                } else {
100:                    long bytes = FileSystemUtils.freeSpace("");
101:                    long kb = FileSystemUtils.freeSpaceKb("");
102:                    assertEquals((double) bytes / 1024, (double) kb, 256d);
103:                }
104:            }
105:
106:            //-----------------------------------------------------------------------
107:            public void testGetFreeSpaceOS_String_NullPath() throws Exception {
108:                FileSystemUtils fsu = new FileSystemUtils();
109:                try {
110:                    fsu.freeSpaceOS(null, 1, false);
111:                    fail();
112:                } catch (IllegalArgumentException ex) {
113:                }
114:                try {
115:                    fsu.freeSpaceOS(null, 1, true);
116:                    fail();
117:                } catch (IllegalArgumentException ex) {
118:                }
119:            }
120:
121:            public void testGetFreeSpaceOS_String_InitError() throws Exception {
122:                FileSystemUtils fsu = new FileSystemUtils();
123:                try {
124:                    fsu.freeSpaceOS("", -1, false);
125:                    fail();
126:                } catch (IllegalStateException ex) {
127:                }
128:                try {
129:                    fsu.freeSpaceOS("", -1, true);
130:                    fail();
131:                } catch (IllegalStateException ex) {
132:                }
133:            }
134:
135:            public void testGetFreeSpaceOS_String_Other() throws Exception {
136:                FileSystemUtils fsu = new FileSystemUtils();
137:                try {
138:                    fsu.freeSpaceOS("", 0, false);
139:                    fail();
140:                } catch (IllegalStateException ex) {
141:                }
142:                try {
143:                    fsu.freeSpaceOS("", 0, true);
144:                    fail();
145:                } catch (IllegalStateException ex) {
146:                }
147:            }
148:
149:            public void testGetFreeSpaceOS_String_Windows() throws Exception {
150:                FileSystemUtils fsu = new FileSystemUtils() {
151:                    protected long freeSpaceWindows(String path)
152:                            throws IOException {
153:                        return 12345L;
154:                    }
155:                };
156:                assertEquals(12345L, fsu.freeSpaceOS("", 1, false));
157:                assertEquals(12345L / 1024, fsu.freeSpaceOS("", 1, true));
158:            }
159:
160:            public void testGetFreeSpaceOS_String_Unix() throws Exception {
161:                FileSystemUtils fsu = new FileSystemUtils() {
162:                    protected long freeSpaceUnix(String path, boolean kb,
163:                            boolean posix) throws IOException {
164:                        return (kb ? 12345L : 54321);
165:                    }
166:                };
167:                assertEquals(54321L, fsu.freeSpaceOS("", 2, false));
168:                assertEquals(12345L, fsu.freeSpaceOS("", 2, true));
169:            }
170:
171:            //-----------------------------------------------------------------------
172:            public void testGetFreeSpaceWindows_String_ParseCommaFormatBytes()
173:                    throws Exception {
174:                // this is the format of response when calling dir /c
175:                // we have now switched to dir /-c, so we should never get this
176:                String lines = " Volume in drive C is HDD\n"
177:                        + " Volume Serial Number is XXXX-YYYY\n"
178:                        + "\n"
179:                        + " Directory of C:\\Documents and Settings\\Xxxx\n"
180:                        + "\n"
181:                        + "19/08/2005  22:43    <DIR>          .\n"
182:                        + "19/08/2005  22:43    <DIR>          ..\n"
183:                        + "11/08/2005  01:07                81 build.properties\n"
184:                        + "17/08/2005  21:44    <DIR>          Desktop\n"
185:                        + "               7 File(s)        180,260 bytes\n"
186:                        + "              10 Dir(s)  41,411,551,232 bytes free";
187:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
188:                assertEquals(41411551232L, fsu.freeSpaceWindows(""));
189:            }
190:
191:            //-----------------------------------------------------------------------
192:            public void testGetFreeSpaceWindows_String_EmptyPath()
193:                    throws Exception {
194:                String lines = " Volume in drive C is HDD\n"
195:                        + " Volume Serial Number is XXXX-YYYY\n"
196:                        + "\n"
197:                        + " Directory of C:\\Documents and Settings\\Xxxx\n"
198:                        + "\n"
199:                        + "19/08/2005  22:43    <DIR>          .\n"
200:                        + "19/08/2005  22:43    <DIR>          ..\n"
201:                        + "11/08/2005  01:07                81 build.properties\n"
202:                        + "17/08/2005  21:44    <DIR>          Desktop\n"
203:                        + "               7 File(s)         180260 bytes\n"
204:                        + "              10 Dir(s)     41411551232 bytes free";
205:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines,
206:                        "dir /-c ");
207:                assertEquals(41411551232L, fsu.freeSpaceWindows(""));
208:            }
209:
210:            public void testGetFreeSpaceWindows_String_NormalResponse()
211:                    throws Exception {
212:                String lines = " Volume in drive C is HDD\n"
213:                        + " Volume Serial Number is XXXX-YYYY\n"
214:                        + "\n"
215:                        + " Directory of C:\\Documents and Settings\\Xxxx\n"
216:                        + "\n"
217:                        + "19/08/2005  22:43    <DIR>          .\n"
218:                        + "19/08/2005  22:43    <DIR>          ..\n"
219:                        + "11/08/2005  01:07                81 build.properties\n"
220:                        + "17/08/2005  21:44    <DIR>          Desktop\n"
221:                        + "               7 File(s)         180260 bytes\n"
222:                        + "              10 Dir(s)     41411551232 bytes free";
223:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines,
224:                        "dir /-c C:");
225:                assertEquals(41411551232L, fsu.freeSpaceWindows("C:"));
226:            }
227:
228:            public void testGetFreeSpaceWindows_String_StripDrive()
229:                    throws Exception {
230:                String lines = " Volume in drive C is HDD\n"
231:                        + " Volume Serial Number is XXXX-YYYY\n"
232:                        + "\n"
233:                        + " Directory of C:\\Documents and Settings\\Xxxx\n"
234:                        + "\n"
235:                        + "19/08/2005  22:43    <DIR>          .\n"
236:                        + "19/08/2005  22:43    <DIR>          ..\n"
237:                        + "11/08/2005  01:07                81 build.properties\n"
238:                        + "17/08/2005  21:44    <DIR>          Desktop\n"
239:                        + "               7 File(s)         180260 bytes\n"
240:                        + "              10 Dir(s)     41411551232 bytes free";
241:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines,
242:                        "dir /-c C:");
243:                assertEquals(41411551232L, fsu.freeSpaceWindows("C:\\somedir"));
244:            }
245:
246:            public void testGetFreeSpaceWindows_String_EmptyResponse()
247:                    throws Exception {
248:                String lines = "";
249:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
250:                try {
251:                    fsu.freeSpaceWindows("C:");
252:                    fail();
253:                } catch (IOException ex) {
254:                }
255:            }
256:
257:            public void testGetFreeSpaceWindows_String_EmptyMultiLineResponse()
258:                    throws Exception {
259:                String lines = "\n\n";
260:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
261:                try {
262:                    fsu.freeSpaceWindows("C:");
263:                    fail();
264:                } catch (IOException ex) {
265:                }
266:            }
267:
268:            public void testGetFreeSpaceWindows_String_InvalidTextResponse()
269:                    throws Exception {
270:                String lines = "BlueScreenOfDeath";
271:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
272:                try {
273:                    fsu.freeSpaceWindows("C:");
274:                    fail();
275:                } catch (IOException ex) {
276:                }
277:            }
278:
279:            public void testGetFreeSpaceWindows_String_NoSuchDirectoryResponse()
280:                    throws Exception {
281:                String lines = " Volume in drive C is HDD\n"
282:                        + " Volume Serial Number is XXXX-YYYY\n" + "\n"
283:                        + " Directory of C:\\Documents and Settings\\empty"
284:                        + "\n";
285:                FileSystemUtils fsu = new MockFileSystemUtils(1, lines);
286:                try {
287:                    fsu.freeSpaceWindows("C:");
288:                    fail();
289:                } catch (IOException ex) {
290:                }
291:            }
292:
293:            //-----------------------------------------------------------------------
294:            public void testGetFreeSpaceUnix_String_EmptyPath()
295:                    throws Exception {
296:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
297:                        + "xxx:/home/users/s     14428928  12956424   1472504  90% /home/users/s";
298:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
299:                try {
300:                    fsu.freeSpaceUnix("", false, false);
301:                    fail();
302:                } catch (IllegalArgumentException ex) {
303:                }
304:                try {
305:                    fsu.freeSpaceUnix("", true, false);
306:                    fail();
307:                } catch (IllegalArgumentException ex) {
308:                }
309:                try {
310:                    fsu.freeSpaceUnix("", true, true);
311:                    fail();
312:                } catch (IllegalArgumentException ex) {
313:                }
314:                try {
315:                    fsu.freeSpaceUnix("", false, true);
316:                    fail();
317:                } catch (IllegalArgumentException ex) {
318:                }
319:
320:            }
321:
322:            public void testGetFreeSpaceUnix_String_NormalResponseLinux()
323:                    throws Exception {
324:                // from Sourceforge 'GNU bash, version 2.05b.0(1)-release (i386-redhat-linux-gnu)'
325:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
326:                        + "/dev/xxx                497944    308528    189416  62% /";
327:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
328:                assertEquals(189416L, fsu.freeSpaceUnix("/", false, false));
329:            }
330:
331:            public void testGetFreeSpaceUnix_String_NormalResponseFreeBSD()
332:                    throws Exception {
333:                // from Apache 'FreeBSD 6.1-RELEASE (SMP-turbo)'
334:                String lines = "Filesystem  1K-blocks      Used    Avail Capacity  Mounted on\n"
335:                        + "/dev/xxxxxx    128990    102902    15770    87%    /";
336:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
337:                assertEquals(15770L, fsu.freeSpaceUnix("/", false, false));
338:            }
339:
340:            //-----------------------------------------------------------------------
341:            public void testGetFreeSpaceUnix_String_NormalResponseKbLinux()
342:                    throws Exception {
343:                // from Sourceforge 'GNU bash, version 2.05b.0(1)-release (i386-redhat-linux-gnu)'
344:                // df, df -k and df -kP are all identical
345:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
346:                        + "/dev/xxx                497944    308528    189416  62% /";
347:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
348:                assertEquals(189416L, fsu.freeSpaceUnix("/", true, false));
349:            }
350:
351:            public void testGetFreeSpaceUnix_String_NormalResponseKbFreeBSD()
352:                    throws Exception {
353:                // from Apache 'FreeBSD 6.1-RELEASE (SMP-turbo)'
354:                // df and df -k are identical, but df -kP uses 512 blocks (not relevant as not used)
355:                String lines = "Filesystem  1K-blocks      Used    Avail Capacity  Mounted on\n"
356:                        + "/dev/xxxxxx    128990    102902    15770    87%    /";
357:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
358:                assertEquals(15770L, fsu.freeSpaceUnix("/", true, false));
359:            }
360:
361:            public void testGetFreeSpaceUnix_String_NormalResponseKbSolaris()
362:                    throws Exception {
363:                // from IO-91 - ' SunOS et 5.10 Generic_118822-25 sun4u sparc SUNW,Ultra-4'
364:                // non-kb response does not contain free space - see IO-91
365:                String lines = "Filesystem            kbytes    used   avail capacity  Mounted on\n"
366:                        + "/dev/dsk/x0x0x0x0    1350955  815754  481163    63%";
367:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
368:                assertEquals(481163L, fsu.freeSpaceUnix("/dev/dsk/x0x0x0x0",
369:                        true, false));
370:            }
371:
372:            public void testGetFreeSpaceUnix_String_LongResponse()
373:                    throws Exception {
374:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
375:                        + "xxx-yyyyyyy-zzz:/home/users/s\n"
376:                        + "                      14428928  12956424   1472504  90% /home/users/s";
377:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
378:                assertEquals(1472504L, fsu.freeSpaceUnix("/home/users/s",
379:                        false, false));
380:            }
381:
382:            public void testGetFreeSpaceUnix_String_LongResponseKb()
383:                    throws Exception {
384:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
385:                        + "xxx-yyyyyyy-zzz:/home/users/s\n"
386:                        + "                      14428928  12956424   1472504  90% /home/users/s";
387:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
388:                assertEquals(1472504L, fsu.freeSpaceUnix("/home/users/s", true,
389:                        false));
390:            }
391:
392:            public void testGetFreeSpaceUnix_String_EmptyResponse()
393:                    throws Exception {
394:                String lines = "";
395:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
396:                try {
397:                    fsu.freeSpaceUnix("/home/users/s", false, false);
398:                    fail();
399:                } catch (IOException ex) {
400:                }
401:                try {
402:                    fsu.freeSpaceUnix("/home/users/s", true, false);
403:                    fail();
404:                } catch (IOException ex) {
405:                }
406:                try {
407:                    fsu.freeSpaceUnix("/home/users/s", false, true);
408:                    fail();
409:                } catch (IOException ex) {
410:                }
411:                try {
412:                    fsu.freeSpaceUnix("/home/users/s", true, true);
413:                    fail();
414:                } catch (IOException ex) {
415:                }
416:            }
417:
418:            public void testGetFreeSpaceUnix_String_InvalidResponse1()
419:                    throws Exception {
420:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
421:                        + "                      14428928  12956424       100";
422:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
423:                try {
424:                    fsu.freeSpaceUnix("/home/users/s", false, false);
425:                    fail();
426:                } catch (IOException ex) {
427:                }
428:                try {
429:                    fsu.freeSpaceUnix("/home/users/s", true, false);
430:                    fail();
431:                } catch (IOException ex) {
432:                }
433:                try {
434:                    fsu.freeSpaceUnix("/home/users/s", false, true);
435:                    fail();
436:                } catch (IOException ex) {
437:                }
438:                try {
439:                    fsu.freeSpaceUnix("/home/users/s", true, true);
440:                    fail();
441:                } catch (IOException ex) {
442:                }
443:            }
444:
445:            public void testGetFreeSpaceUnix_String_InvalidResponse2()
446:                    throws Exception {
447:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
448:                        + "xxx:/home/users/s     14428928  12956424   nnnnnnn  90% /home/users/s";
449:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
450:                try {
451:                    fsu.freeSpaceUnix("/home/users/s", false, false);
452:                    fail();
453:                } catch (IOException ex) {
454:                }
455:                try {
456:                    fsu.freeSpaceUnix("/home/users/s", true, false);
457:                    fail();
458:                } catch (IOException ex) {
459:                }
460:                try {
461:                    fsu.freeSpaceUnix("/home/users/s", false, true);
462:                    fail();
463:                } catch (IOException ex) {
464:                }
465:                try {
466:                    fsu.freeSpaceUnix("/home/users/s", true, true);
467:                    fail();
468:                } catch (IOException ex) {
469:                }
470:            }
471:
472:            public void testGetFreeSpaceUnix_String_InvalidResponse3()
473:                    throws Exception {
474:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
475:                        + "xxx:/home/users/s     14428928  12956424        -1  90% /home/users/s";
476:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
477:                try {
478:                    fsu.freeSpaceUnix("/home/users/s", false, false);
479:                    fail();
480:                } catch (IOException ex) {
481:                }
482:                try {
483:                    fsu.freeSpaceUnix("/home/users/s", true, false);
484:                    fail();
485:                } catch (IOException ex) {
486:                }
487:                try {
488:                    fsu.freeSpaceUnix("/home/users/s", false, true);
489:                    fail();
490:                } catch (IOException ex) {
491:                }
492:                try {
493:                    fsu.freeSpaceUnix("/home/users/s", true, true);
494:                    fail();
495:                } catch (IOException ex) {
496:                }
497:            }
498:
499:            public void testGetFreeSpaceUnix_String_InvalidResponse4()
500:                    throws Exception {
501:                String lines = "Filesystem           1K-blocks      Used Available Use% Mounted on\n"
502:                        + "xxx-yyyyyyy-zzz:/home/users/s";
503:                FileSystemUtils fsu = new MockFileSystemUtils(0, lines);
504:                try {
505:                    fsu.freeSpaceUnix("/home/users/s", false, false);
506:                    fail();
507:                } catch (IOException ex) {
508:                }
509:                try {
510:                    fsu.freeSpaceUnix("/home/users/s", true, false);
511:                    fail();
512:                } catch (IOException ex) {
513:                }
514:                try {
515:                    fsu.freeSpaceUnix("/home/users/s", false, true);
516:                    fail();
517:                } catch (IOException ex) {
518:                }
519:                try {
520:                    fsu.freeSpaceUnix("/home/users/s", true, true);
521:                    fail();
522:                } catch (IOException ex) {
523:                }
524:            }
525:
526:            //-----------------------------------------------------------------------
527:            static class MockFileSystemUtils extends FileSystemUtils {
528:                private final int exitCode;
529:                private final byte[] bytes;
530:                private final String cmd;
531:
532:                public MockFileSystemUtils(int exitCode, String lines) {
533:                    this (exitCode, lines, null);
534:                }
535:
536:                public MockFileSystemUtils(int exitCode, String lines,
537:                        String cmd) {
538:                    this .exitCode = exitCode;
539:                    this .bytes = lines.getBytes();
540:                    this .cmd = cmd;
541:                }
542:
543:                Process openProcess(String[] params) {
544:                    if (cmd != null) {
545:                        assertEquals(cmd, params[params.length - 1]);
546:                    }
547:                    return new Process() {
548:                        public InputStream getErrorStream() {
549:                            return null;
550:                        }
551:
552:                        public InputStream getInputStream() {
553:                            return new ByteArrayInputStream(bytes);
554:                        }
555:
556:                        public OutputStream getOutputStream() {
557:                            return null;
558:                        }
559:
560:                        public int waitFor() throws InterruptedException {
561:                            return exitCode;
562:                        }
563:
564:                        public int exitValue() {
565:                            return exitCode;
566:                        }
567:
568:                        public void destroy() {
569:                        }
570:                    };
571:                }
572:            }
573:
574:        }
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