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1// Copyright (c) .NET Foundation and contributors. All rights reserved. Licensed under the Microsoft Reciprocal License. See LICENSE.TXT file in the project root for full license information.
2
3namespace WixToolset.Dtf.Test
4{
5 using System;
6 using System.IO;
7 using System.Text;
8 using System.Collections.Generic;
9 using Microsoft.VisualStudio.TestTools.UnitTesting;
10 using WixToolset.Dtf.Compression;
11 using WixToolset.Dtf.Compression.Zip;
12
13 [TestClass]
14 public class ZipTest
15 {
16 public ZipTest()
17 {
18 }
19
20 [TestInitialize]
21 public void Initialize()
22 {
23 }
24
25 [TestCleanup]
26 public void Cleanup()
27 {
28 }
29
30 [TestMethod]
31 public void ZipFileCounts()
32 {
33 this.RunZipPackUnpack(0, 10, 0);
34 this.RunZipPackUnpack(0, 100000, 0);
35 this.RunZipPackUnpack(1, 10, 0);
36 this.RunZipPackUnpack(100, 10, 0);
37 }
38
39 [TestMethod]
40 [Ignore] // Takes too long to run regularly.
41 public void ZipExtremeFileCounts()
42 {
43 this.RunZipPackUnpack(66000, 10, 0);
44 }
45
46 [TestMethod]
47 public void ZipFileSizes()
48 {
49 this.RunZipPackUnpack(1, 0, 0);
50 for (int n = 1; n <= 33; n++)
51 {
52 this.RunZipPackUnpack(1, n, 0);
53 }
54 this.RunZipPackUnpack(1, 100 * 1024, 0);
55 this.RunZipPackUnpack(1, 10 * 1024 * 1024, 0);
56 }
57
58 [Timeout(36000000), TestMethod]
59 [Ignore] // Takes too long to run regularly.
60 public void ZipExtremeFileSizes()
61 {
62 //this.RunZipPackUnpack(10, 512L * 1024 * 1024, 0); // 5GB
63 this.RunZipPackUnpack(1, 5L * 1024 * 1024 * 1024, 0, CompressionLevel.None); // 5GB
64 }
65
66 [TestMethod]
67 public void ZipArchiveCounts()
68 {
69 IList<ArchiveFileInfo> fileInfo;
70 fileInfo = this.RunZipPackUnpack(10, 100 * 1024, 400 * 1024, CompressionLevel.None);
71 Assert.AreEqual<int>(2, fileInfo[fileInfo.Count - 1].ArchiveNumber,
72 "Testing whether archive spans the correct # of zip files.");
73
74 fileInfo = this.RunZipPackUnpack(2, 90 * 1024, 40 * 1024, CompressionLevel.None);
75 Assert.AreEqual<int>(2, fileInfo[fileInfo.Count - 1].ArchiveNumber,
76 "Testing whether archive spans the correct # of zip files.");
77 }
78
79 [TestMethod]
80 public void ZipProgress()
81 {
82 CompressionTestUtil.ExpectedProgress = new List<int[]>(new int[][] {
83 // StatusType, CurFile,TotalFiles,CurFolder,CurArchive,TotalArchives
84 new int[] { (int) ArchiveProgressType.StartArchive, 0, 15, 0, 0, 1 },
85 new int[] { (int) ArchiveProgressType.StartFile, 0, 15, 0, 0, 1 },
86 new int[] { (int) ArchiveProgressType.FinishFile, 0, 15, 0, 0, 1 },
87 new int[] { (int) ArchiveProgressType.StartFile, 1, 15, 0, 0, 1 },
88 new int[] { (int) ArchiveProgressType.FinishFile, 1, 15, 0, 0, 1 },
89 new int[] { (int) ArchiveProgressType.StartFile, 2, 15, 0, 0, 1 },
90 new int[] { (int) ArchiveProgressType.FinishFile, 2, 15, 0, 0, 1 },
91 new int[] { (int) ArchiveProgressType.StartFile, 3, 15, 0, 0, 1 },
92 new int[] { (int) ArchiveProgressType.FinishFile, 3, 15, 0, 0, 1 },
93 new int[] { (int) ArchiveProgressType.StartFile, 4, 15, 0, 0, 1 },
94 new int[] { (int) ArchiveProgressType.FinishFile, 4, 15, 0, 0, 1 },
95 new int[] { (int) ArchiveProgressType.StartFile, 5, 15, 0, 0, 1 },
96 new int[] { (int) ArchiveProgressType.FinishFile, 5, 15, 0, 0, 1 },
97 new int[] { (int) ArchiveProgressType.StartFile, 6, 15, 0, 0, 1 },
98 new int[] { (int) ArchiveProgressType.FinishArchive, 6, 15, 0, 0, 1 },
99 new int[] { (int) ArchiveProgressType.StartArchive, 6, 15, 0, 1, 2 },
100 new int[] { (int) ArchiveProgressType.FinishFile, 6, 15, 0, 1, 2 },
101 new int[] { (int) ArchiveProgressType.StartFile, 7, 15, 0, 1, 2 },
102 new int[] { (int) ArchiveProgressType.FinishFile, 7, 15, 0, 1, 2 },
103 new int[] { (int) ArchiveProgressType.StartFile, 8, 15, 0, 1, 2 },
104 new int[] { (int) ArchiveProgressType.FinishFile, 8, 15, 0, 1, 2 },
105 new int[] { (int) ArchiveProgressType.StartFile, 9, 15, 0, 1, 2 },
106 new int[] { (int) ArchiveProgressType.FinishFile, 9, 15, 0, 1, 2 },
107 new int[] { (int) ArchiveProgressType.StartFile, 10, 15, 0, 1, 2 },
108 new int[] { (int) ArchiveProgressType.FinishFile, 10, 15, 0, 1, 2 },
109 new int[] { (int) ArchiveProgressType.StartFile, 11, 15, 0, 1, 2 },
110 new int[] { (int) ArchiveProgressType.FinishFile, 11, 15, 0, 1, 2 },
111 new int[] { (int) ArchiveProgressType.StartFile, 12, 15, 0, 1, 2 },
112 new int[] { (int) ArchiveProgressType.FinishArchive, 12, 15, 0, 1, 2 },
113 new int[] { (int) ArchiveProgressType.StartArchive, 12, 15, 0, 2, 3 },
114 new int[] { (int) ArchiveProgressType.FinishFile, 12, 15, 0, 2, 3 },
115 new int[] { (int) ArchiveProgressType.StartFile, 13, 15, 0, 2, 3 },
116 new int[] { (int) ArchiveProgressType.FinishFile, 13, 15, 0, 2, 3 },
117 new int[] { (int) ArchiveProgressType.StartFile, 14, 15, 0, 2, 3 },
118 new int[] { (int) ArchiveProgressType.FinishFile, 14, 15, 0, 2, 3 },
119 new int[] { (int) ArchiveProgressType.FinishArchive, 14, 15, 0, 2, 3 },
120 // StatusType, CurFile,TotalFiles,CurFolder,CurArchive,TotalArchives
121 new int[] { (int) ArchiveProgressType.StartArchive, 0, 15, 0, 0, 3 },
122 new int[] { (int) ArchiveProgressType.StartFile, 0, 15, 0, 0, 3 },
123 new int[] { (int) ArchiveProgressType.FinishFile, 0, 15, 0, 0, 3 },
124 new int[] { (int) ArchiveProgressType.StartFile, 1, 15, 0, 0, 3 },
125 new int[] { (int) ArchiveProgressType.FinishFile, 1, 15, 0, 0, 3 },
126 new int[] { (int) ArchiveProgressType.StartFile, 2, 15, 0, 0, 3 },
127 new int[] { (int) ArchiveProgressType.FinishFile, 2, 15, 0, 0, 3 },
128 new int[] { (int) ArchiveProgressType.StartFile, 3, 15, 0, 0, 3 },
129 new int[] { (int) ArchiveProgressType.FinishFile, 3, 15, 0, 0, 3 },
130 new int[] { (int) ArchiveProgressType.StartFile, 4, 15, 0, 0, 3 },
131 new int[] { (int) ArchiveProgressType.FinishFile, 4, 15, 0, 0, 3 },
132 new int[] { (int) ArchiveProgressType.StartFile, 5, 15, 0, 0, 3 },
133 new int[] { (int) ArchiveProgressType.FinishFile, 5, 15, 0, 0, 3 },
134 new int[] { (int) ArchiveProgressType.StartFile, 6, 15, 0, 0, 3 },
135 new int[] { (int) ArchiveProgressType.FinishArchive, 6, 15, 0, 0, 3 },
136 new int[] { (int) ArchiveProgressType.StartArchive, 6, 15, 0, 1, 3 },
137 new int[] { (int) ArchiveProgressType.FinishFile, 6, 15, 0, 1, 3 },
138 new int[] { (int) ArchiveProgressType.StartFile, 7, 15, 0, 1, 3 },
139 new int[] { (int) ArchiveProgressType.FinishFile, 7, 15, 0, 1, 3 },
140 new int[] { (int) ArchiveProgressType.StartFile, 8, 15, 0, 1, 3 },
141 new int[] { (int) ArchiveProgressType.FinishFile, 8, 15, 0, 1, 3 },
142 new int[] { (int) ArchiveProgressType.StartFile, 9, 15, 0, 1, 3 },
143 new int[] { (int) ArchiveProgressType.FinishFile, 9, 15, 0, 1, 3 },
144 new int[] { (int) ArchiveProgressType.StartFile, 10, 15, 0, 1, 3 },
145 new int[] { (int) ArchiveProgressType.FinishFile, 10, 15, 0, 1, 3 },
146 new int[] { (int) ArchiveProgressType.StartFile, 11, 15, 0, 1, 3 },
147 new int[] { (int) ArchiveProgressType.FinishFile, 11, 15, 0, 1, 3 },
148 new int[] { (int) ArchiveProgressType.StartFile, 12, 15, 0, 1, 3 },
149 new int[] { (int) ArchiveProgressType.FinishArchive, 12, 15, 0, 1, 3 },
150 new int[] { (int) ArchiveProgressType.StartArchive, 12, 15, 0, 2, 3 },
151 new int[] { (int) ArchiveProgressType.FinishFile, 12, 15, 0, 2, 3 },
152 new int[] { (int) ArchiveProgressType.StartFile, 13, 15, 0, 2, 3 },
153 new int[] { (int) ArchiveProgressType.FinishFile, 13, 15, 0, 2, 3 },
154 new int[] { (int) ArchiveProgressType.StartFile, 14, 15, 0, 2, 3 },
155 new int[] { (int) ArchiveProgressType.FinishFile, 14, 15, 0, 2, 3 },
156 new int[] { (int) ArchiveProgressType.FinishArchive, 14, 15, 0, 2, 3 },
157 });
158 CompressionTestUtil.ExpectedProgress = null;
159
160 try
161 {
162 this.RunZipPackUnpack(15, 20 * 1024, 130 * 1024, CompressionLevel.None);
163 }
164 finally
165 {
166 CompressionTestUtil.ExpectedProgress = null;
167 }
168 }
169
170 [TestMethod]
171 //[Ignore] // Requires clean environment.
172 public void ZipArchiveSizes()
173 {
174 Console.WriteLine("Testing various values for the maxArchiveSize parameter.");
175 this.RunZipPackUnpack(5, 1024, Int64.MinValue);
176 this.RunZipPackUnpack(5, 1024, -1);
177 this.RunZipPackUnpack(2, 10, 0);
178
179 this.RunZipPackUnpack(1, 10, 1);
180 this.RunZipPackUnpack(2, 10, 2);
181 this.RunZipPackUnpack(2, 10, 3);
182 this.RunZipPackUnpack(2, 10, 4);
183 this.RunZipPackUnpack(2, 10, 5);
184 this.RunZipPackUnpack(2, 10, 6);
185 this.RunZipPackUnpack(2, 10, 7);
186 this.RunZipPackUnpack(5, 10, 8);
187 this.RunZipPackUnpack(5, 10, 9);
188 this.RunZipPackUnpack(5, 10, 10);
189 this.RunZipPackUnpack(5, 10, 11);
190 this.RunZipPackUnpack(5, 10, 12);
191
192 this.RunZipPackUnpack(5, 101, 255);
193 this.RunZipPackUnpack(5, 102, 256);
194 this.RunZipPackUnpack(5, 103, 257);
195 this.RunZipPackUnpack(5, 24000, 32768);
196 this.RunZipPackUnpack(5, 1024, Int64.MaxValue);
197 }
198
199 [TestMethod]
200 public void ZipCompLevelParam()
201 {
202 Console.WriteLine("Testing various values for the compressionLevel parameter.");
203 this.RunZipPackUnpack(5, 1024, 0, CompressionLevel.None);
204 this.RunZipPackUnpack(5, 1024, 0, CompressionLevel.Min);
205 this.RunZipPackUnpack(5, 1024, 0, CompressionLevel.Normal);
206 this.RunZipPackUnpack(5, 1024, 0, CompressionLevel.Max);
207 this.RunZipPackUnpack(5, 1024, 0, (CompressionLevel) ((int) CompressionLevel.None - 1));
208 this.RunZipPackUnpack(5, 1024, 0, (CompressionLevel) ((int) CompressionLevel.Max + 1));
209 this.RunZipPackUnpack(5, 1024, 0, (CompressionLevel) Int32.MinValue);
210 this.RunZipPackUnpack(5, 1024, 0, (CompressionLevel) Int32.MaxValue);
211 }
212
213 [TestMethod]
214 public void ZipInfoGetFiles()
215 {
216 IList<ZipFileInfo> fileInfos;
217 ZipInfo zipInfo = new ZipInfo("testgetfiles.zip");
218
219 int txtSize = 10240;
220 CompressionTestUtil.GenerateRandomFile("testinfo0.txt", 0, txtSize);
221 CompressionTestUtil.GenerateRandomFile("testinfo1.txt", 1, txtSize);
222 CompressionTestUtil.GenerateRandomFile("testinfo2.ini", 2, txtSize);
223 zipInfo.PackFiles(null, new string[] { "testinfo0.txt", "testinfo1.txt", "testinfo2.ini" }, null);
224
225 fileInfos = zipInfo.GetFiles();
226 Assert.IsNotNull(fileInfos);
227 Assert.AreEqual<int>(3, fileInfos.Count);
228 Assert.AreEqual<string>("testinfo0.txt", fileInfos[0].Name);
229 Assert.AreEqual<string>("testinfo1.txt", fileInfos[1].Name);
230 Assert.AreEqual<string>("testinfo2.ini", fileInfos[2].Name);
231
232 fileInfos = zipInfo.GetFiles("*.txt");
233 Assert.IsNotNull(fileInfos);
234 Assert.AreEqual<int>(2, fileInfos.Count);
235 Assert.AreEqual<string>("testinfo0.txt", fileInfos[0].Name);
236 Assert.AreEqual<string>("testinfo1.txt", fileInfos[1].Name);
237
238 fileInfos = zipInfo.GetFiles("testinfo1.txt");
239 Assert.IsNotNull(fileInfos);
240 Assert.AreEqual<int>(1, fileInfos.Count);
241 Assert.AreEqual<string>("testinfo1.txt", fileInfos[0].Name);
242 Assert.IsTrue(DateTime.Now - fileInfos[0].LastWriteTime < TimeSpan.FromMinutes(1),
243 "Checking ZipFileInfo.LastWriteTime is current.");
244 }
245
246 [TestMethod]
247 //[Ignore] // Requires clean environment.
248 public void ZipInfoNullParams()
249 {
250 int fileCount = 10, fileSize = 1024;
251 string dirA = String.Format("{0}-{1}-A", fileCount, fileSize);
252 if (Directory.Exists(dirA)) Directory.Delete(dirA, true);
253 Directory.CreateDirectory(dirA);
254 string dirB = String.Format("{0}-{1}-B", fileCount, fileSize);
255 if (Directory.Exists(dirB)) Directory.Delete(dirB, true);
256 Directory.CreateDirectory(dirB);
257
258 string[] files = new string[fileCount];
259 for (int iFile = 0; iFile < fileCount; iFile++)
260 {
261 files[iFile] = "zipinfo-" + iFile + ".txt";
262 CompressionTestUtil.GenerateRandomFile(Path.Combine(dirA, files[iFile]), iFile, fileSize);
263 }
264
265 ZipInfo zipInfo = new ZipInfo("testnull.zip");
266
267 CompressionTestUtil.TestArchiveInfoNullParams(zipInfo, dirA, dirB, files);
268 }
269
270 [TestMethod]
271 public void ZipFileInfoNullParams()
272 {
273 Exception caughtEx;
274 ZipInfo zipInfo = new ZipInfo("test.zip");
275 int txtSize = 10240;
276 CompressionTestUtil.GenerateRandomFile("test00.txt", 0, txtSize);
277 CompressionTestUtil.GenerateRandomFile("test01.txt", 1, txtSize);
278 zipInfo.PackFiles(null, new string[] { "test00.txt", "test01.txt" }, null);
279 ZipFileInfo zfi = new ZipFileInfo(zipInfo, "test01.txt");
280
281 caughtEx = null;
282 try
283 {
284 new ZipFileInfo(null, "test00.txt");
285 }
286 catch (Exception ex) { caughtEx = ex; }
287 Assert.IsInstanceOfType(caughtEx, typeof(ArgumentNullException));
288 caughtEx = null;
289 try
290 {
291 new ZipFileInfo(zipInfo, null);
292 }
293 catch (Exception ex) { caughtEx = ex; }
294 Assert.IsInstanceOfType(caughtEx, typeof(ArgumentNullException));
295 caughtEx = null;
296 try
297 {
298 zfi.CopyTo(null);
299 }
300 catch (Exception ex) { caughtEx = ex; }
301 Assert.IsInstanceOfType(caughtEx, typeof(ArgumentNullException));
302 }
303
304 [TestMethod]
305 public void ZipEngineNullParams()
306 {
307 string[] testFiles = new string[] { "test.txt" };
308 ArchiveFileStreamContext streamContext = new ArchiveFileStreamContext("test.zip", null, null);
309
310 using (ZipEngine zipEngine = new ZipEngine())
311 {
312 zipEngine.CompressionLevel = CompressionLevel.None;
313
314 CompressionTestUtil.TestCompressionEngineNullParams(zipEngine, streamContext, testFiles);
315 }
316 }
317
318 [TestMethod]
319 public void ZipBadPackStreamContexts()
320 {
321 string[] testFiles = new string[] { "test.txt" };
322 CompressionTestUtil.GenerateRandomFile(testFiles[0], 0, 20000);
323
324 using (ZipEngine zipEngine = new ZipEngine())
325 {
326 zipEngine.CompressionLevel = CompressionLevel.None;
327
328 CompressionTestUtil.TestBadPackStreamContexts(zipEngine, "test.zip", testFiles);
329 }
330 }
331
332 [TestMethod]
333 public void ZipBadUnpackStreamContexts()
334 {
335 int txtSize = 40960;
336 ZipInfo zipInfo = new ZipInfo("test2.zip");
337 CompressionTestUtil.GenerateRandomFile("ziptest-0.txt", 0, txtSize);
338 CompressionTestUtil.GenerateRandomFile("ziptest-1.txt", 1, txtSize);
339 zipInfo.PackFiles(null, new string[] { "ziptest-0.txt", "ziptest-1.txt" }, null);
340
341 using (ZipEngine zipEngine = new ZipEngine())
342 {
343 CompressionTestUtil.TestBadUnpackStreamContexts(zipEngine, "test2.zip");
344 }
345 }
346
347 [TestMethod]
348 [Ignore] // Failed on build server, need to investigate.
349 public void ZipTruncatedArchive()
350 {
351 ZipInfo zipInfo = new ZipInfo("test-t.zip");
352 CompressionTestUtil.GenerateRandomFile("ziptest-0.txt", 0, 5);
353 CompressionTestUtil.GenerateRandomFile("ziptest-1.txt", 1, 5);
354 zipInfo.PackFiles(null, new string[] { "ziptest-0.txt", "ziptest-1.txt" }, null);
355
356 CompressionTestUtil.TestTruncatedArchive(zipInfo, typeof(ZipException));
357 }
358
359 /*
360 [TestMethod]
361 public void ZipUnpack()
362 {
363 IList<ZipFileInfo> fileInfos;
364 foreach (FileInfo zipFile in new DirectoryInfo("D:\\temp").GetFiles("*.zip"))
365 {
366 Console.WriteLine("=====================================================");
367 Console.WriteLine(zipFile.FullName);
368 Console.WriteLine("=====================================================");
369 ZipInfo zipTest = new ZipInfo(zipFile.FullName);
370 fileInfos = zipTest.GetFiles();
371 Assert.AreNotEqual<int>(0, fileInfos.Count);
372 foreach (ArchiveFileInfo file in fileInfos)
373 {
374 Console.WriteLine("{0}\t{1}\t{2}", Path.Combine(file.Path, file.Name), file.Length, file.LastWriteTime);
375 }
376
377 Directory.CreateDirectory(Path.GetFileNameWithoutExtension(zipFile.Name));
378 zipTest.Unpack(Path.GetFileNameWithoutExtension(zipFile.Name));
379 }
380 }
381 */
382
383 /*
384 [TestMethod]
385 public void ZipUnpackSelfExtractor()
386 {
387 ZipInfo zipTest = new ZipInfo(@"C:\temp\testzip.exe");
388 IList<ZipFileInfo> fileInfos = zipTest.GetFiles();
389 Assert.AreNotEqual<int>(0, fileInfos.Count);
390 foreach (ArchiveFileInfo file in fileInfos)
391 {
392 Console.WriteLine("{0}\t{1}\t{2}", Path.Combine(file.Path, file.Name), file.Length, file.LastWriteTime);
393 }
394
395 string extractDir = Path.GetFileNameWithoutExtension(zipTest.Name);
396 Directory.CreateDirectory(extractDir);
397 zipTest.Unpack(extractDir);
398 }
399 */
400
401 private const string TEST_FILENAME_PREFIX = "\x20AC";
402
403 private IList<ArchiveFileInfo> RunZipPackUnpack(int fileCount, long fileSize,
404 long maxArchiveSize)
405 {
406 return this.RunZipPackUnpack(fileCount, fileSize, maxArchiveSize, CompressionLevel.Normal);
407 }
408
409 private IList<ArchiveFileInfo> RunZipPackUnpack(int fileCount, long fileSize,
410 long maxArchiveSize, CompressionLevel compLevel)
411 {
412 Console.WriteLine("Creating zip archive with {0} files of size {1}",
413 fileCount, fileSize);
414 Console.WriteLine("MaxArchiveSize={0}, CompressionLevel={1}", maxArchiveSize, compLevel);
415
416 string dirA = String.Format("{0}-{1}-A", fileCount, fileSize);
417 if (Directory.Exists(dirA)) Directory.Delete(dirA, true);
418 Directory.CreateDirectory(dirA);
419 string dirB = String.Format("{0}-{1}-B", fileCount, fileSize);
420 if (Directory.Exists(dirB)) Directory.Delete(dirB, true);
421 Directory.CreateDirectory(dirB);
422
423 string[] files = new string[fileCount];
424 for (int iFile = 0; iFile < fileCount; iFile++)
425 {
426 files[iFile] = TEST_FILENAME_PREFIX + iFile + ".txt";
427 CompressionTestUtil.GenerateRandomFile(Path.Combine(dirA, files[iFile]), iFile, fileSize);
428 }
429
430 string[] archiveNames = new string[1000];
431 for (int i = 0; i < archiveNames.Length; i++)
432 {
433 if (i < 100)
434 {
435 archiveNames[i] = String.Format(
436 (i == 0 ? "{0}-{1}.zip" : "{0}-{1}.z{2:d02}"),
437 fileCount, fileSize, i);
438 }
439 else
440 {
441 archiveNames[i] = String.Format(
442 "{0}-{1}.{2:d03}", fileCount, fileSize, i);
443 }
444 }
445
446 string progressTextFile = String.Format("progress_{0}-{1}.txt", fileCount, fileSize);
447 CompressionTestUtil testUtil = new CompressionTestUtil(progressTextFile);
448
449 IList<ArchiveFileInfo> fileInfo;
450 using (ZipEngine zipEngine = new ZipEngine())
451 {
452 zipEngine.CompressionLevel = compLevel;
453
454 File.AppendAllText(progressTextFile,
455 "\r\n\r\n====================================================\r\nCREATE\r\n\r\n");
456 zipEngine.Progress += testUtil.PrintArchiveProgress;
457
458 OptionStreamContext streamContext = new OptionStreamContext(archiveNames, dirA, null);
459 streamContext.OptionHandler =
460 delegate(string optionName, object[] parameters)
461 {
462 // For testing purposes, force zip64 for only moderately large files.
463 switch (optionName)
464 {
465 case "forceZip64":
466 return fileSize > UInt16.MaxValue;
467 default:
468 return null;
469 }
470 };
471
472 zipEngine.Pack(streamContext, files, maxArchiveSize);
473
474 string checkArchiveName = archiveNames[0];
475 if (File.Exists(archiveNames[1])) checkArchiveName = archiveNames[1];
476 using (Stream archiveStream = File.OpenRead(checkArchiveName))
477 {
478 bool isArchive = zipEngine.IsArchive(archiveStream);
479 Assert.IsTrue(isArchive, "Checking that created archive appears valid.");
480 }
481
482 IList<string> createdArchiveNames = new List<string>(archiveNames.Length);
483 for (int i = 0; i < archiveNames.Length; i++)
484 {
485 if (File.Exists(archiveNames[i]))
486 {
487 createdArchiveNames.Add(archiveNames[i]);
488 }
489 else
490 {
491 break;
492 }
493 }
494
495 Assert.AreNotEqual<int>(0, createdArchiveNames.Count);
496
497 Console.WriteLine("Listing zip archive with {0} files of size {1}",
498 fileCount, fileSize);
499 File.AppendAllText(progressTextFile, "\r\n\r\nLIST\r\n\r\n");
500 fileInfo = zipEngine.GetFileInfo(
501 new ArchiveFileStreamContext(createdArchiveNames, null, null), null);
502
503 Assert.AreEqual<int>(fileCount, fileInfo.Count);
504
505 Console.WriteLine("Extracting zip archive with {0} files of size {1}",
506 fileCount, fileSize);
507 File.AppendAllText(progressTextFile, "\r\n\r\nEXTRACT\r\n\r\n");
508 zipEngine.Unpack(new ArchiveFileStreamContext(createdArchiveNames, dirB, null), null);
509 }
510
511 bool directoryMatch = CompressionTestUtil.CompareDirectories(dirA, dirB);
512 Assert.IsTrue(directoryMatch,
513 "Testing whether zip output directory matches input directory.");
514
515 return fileInfo;
516 }
517 }
518}
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