projects / OpenSPARC-T2-SAM / blame
| Commit | Line | Data |
|---|---|---|
| 920dae64 AT |
1 | #!/usr/bin/python |
| 2 | from test import test_support | |
| 3 | from test.test_support import TESTFN | |
| 4 | ||
| 5 | import unittest | |
| 6 | from cStringIO import StringIO | |
| 7 | import os | |
| 8 | import popen2 | |
| 9 | import sys | |
| 10 | ||
| 11 | import bz2 | |
| 12 | from bz2 import BZ2File, BZ2Compressor, BZ2Decompressor | |
| 13 | ||
| 14 | has_cmdline_bunzip2 = sys.platform not in ("win32", "os2emx", "riscos") | |
| 15 | ||
| 16 | class BaseTest(unittest.TestCase): | |
| 17 | "Base for other testcases." | |
| 18 | TEXT = 'root:x:0:0:root:/root:/bin/bash\nbin:x:1:1:bin:/bin:\ndaemon:x:2:2:daemon:/sbin:\nadm:x:3:4:adm:/var/adm:\nlp:x:4:7:lp:/var/spool/lpd:\nsync:x:5:0:sync:/sbin:/bin/sync\nshutdown:x:6:0:shutdown:/sbin:/sbin/shutdown\nhalt:x:7:0:halt:/sbin:/sbin/halt\nmail:x:8:12:mail:/var/spool/mail:\nnews:x:9:13:news:/var/spool/news:\nuucp:x:10:14:uucp:/var/spool/uucp:\noperator:x:11:0:operator:/root:\ngames:x:12:100:games:/usr/games:\ngopher:x:13:30:gopher:/usr/lib/gopher-data:\nftp:x:14:50:FTP User:/var/ftp:/bin/bash\nnobody:x:65534:65534:Nobody:/home:\npostfix:x:100:101:postfix:/var/spool/postfix:\nniemeyer:x:500:500::/home/niemeyer:/bin/bash\npostgres:x:101:102:PostgreSQL Server:/var/lib/pgsql:/bin/bash\nmysql:x:102:103:MySQL server:/var/lib/mysql:/bin/bash\nwww:x:103:104::/var/www:/bin/false\n' | |
| 19 | DATA = 'BZh91AY&SY.\xc8N\x18\x00\x01>_\x80\x00\x10@\x02\xff\xf0\x01\x07n\x00?\xe7\xff\xe00\x01\x99\xaa\x00\xc0\x03F\x86\x8c#&\x83F\x9a\x03\x06\xa6\xd0\xa6\x93M\x0fQ\xa7\xa8\x06\x804hh\x12$\x11\xa4i4\xf14S\xd2<Q\xb5\x0fH\xd3\xd4\xdd\xd5\x87\xbb\xf8\x94\r\x8f\xafI\x12\xe1\xc9\xf8/E\x00pu\x89\x12]\xc9\xbbDL\nQ\x0e\t1\x12\xdf\xa0\xc0\x97\xac2O9\x89\x13\x94\x0e\x1c7\x0ed\x95I\x0c\xaaJ\xa4\x18L\x10\x05#\x9c\xaf\xba\xbc/\x97\x8a#C\xc8\xe1\x8cW\xf9\xe2\xd0\xd6M\xa7\x8bXa<e\x84t\xcbL\xb3\xa7\xd9\xcd\xd1\xcb\x84.\xaf\xb3\xab\xab\xad`n}\xa0lh\tE,\x8eZ\x15\x17VH>\x88\xe5\xcd9gd6\x0b\n\xe9\x9b\xd5\x8a\x99\xf7\x08.K\x8ev\xfb\xf7xw\xbb\xdf\xa1\x92\xf1\xdd|/";\xa2\xba\x9f\xd5\xb1#A\xb6\xf6\xb3o\xc9\xc5y\\\xebO\xe7\x85\x9a\xbc\xb6f8\x952\xd5\xd7"%\x89>V,\xf7\xa6z\xe2\x9f\xa3\xdf\x11\x11"\xd6E)I\xa9\x13^\xca\xf3r\xd0\x03U\x922\xf26\xec\xb6\xed\x8b\xc3U\x13\x9d\xc5\x170\xa4\xfa^\x92\xacDF\x8a\x97\xd6\x19\xfe\xdd\xb8\xbd\x1a\x9a\x19\xa3\x80ankR\x8b\xe5\xd83]\xa9\xc6\x08\x82f\xf6\xb9"6l$\xb8j@\xc0\x8a\xb0l1..\xbak\x83ls\x15\xbc\xf4\xc1\x13\xbe\xf8E\xb8\x9d\r\xa8\x9dk\x84\xd3n\xfa\xacQ\x07\xb1%y\xaav\xb4\x08\xe0z\x1b\x16\xf5\x04\xe9\xcc\xb9\x08z\x1en7.G\xfc]\xc9\x14\xe1B@\xbb!8`' | |
| 20 | DATA_CRLF = 'BZh91AY&SY\xaez\xbbN\x00\x01H\xdf\x80\x00\x12@\x02\xff\xf0\x01\x07n\x00?\xe7\xff\xe0@\x01\xbc\xc6`\x86*\x8d=M\xa9\x9a\x86\xd0L@\x0fI\xa6!\xa1\x13\xc8\x88jdi\x8d@\x03@\x1a\x1a\x0c\x0c\x83 \x00\xc4h2\x19\x01\x82D\x84e\t\xe8\x99\x89\x19\x1ah\x00\r\x1a\x11\xaf\x9b\x0fG\xf5(\x1b\x1f?\t\x12\xcf\xb5\xfc\x95E\x00ps\x89\x12^\xa4\xdd\xa2&\x05(\x87\x04\x98\x89u\xe40%\xb6\x19\'\x8c\xc4\x89\xca\x07\x0e\x1b!\x91UIFU%C\x994!DI\xd2\xfa\xf0\xf1N8W\xde\x13A\xf5\x9cr%?\x9f3;I45A\xd1\x8bT\xb1<l\xba\xcb_\xc00xY\x17r\x17\x88\x08\x08@\xa0\ry@\x10\x04$)`\xf2\xce\x89z\xb0s\xec\x9b.iW\x9d\x81\xb5-+t\x9f\x1a\'\x97dB\xf5x\xb5\xbe.[.\xd7\x0e\x81\xe7\x08\x1cN`\x88\x10\xca\x87\xc3!"\x80\x92R\xa1/\xd1\xc0\xe6mf\xac\xbd\x99\xcca\xb3\x8780>\xa4\xc7\x8d\x1a\\"\xad\xa1\xabyBg\x15\xb9l\x88\x88\x91k"\x94\xa4\xd4\x89\xae*\xa6\x0b\x10\x0c\xd6\xd4m\xe86\xec\xb5j\x8a\x86j\';\xca.\x01I\xf2\xaaJ\xe8\x88\x8cU+t3\xfb\x0c\n\xa33\x13r2\r\x16\xe0\xb3(\xbf\x1d\x83r\xe7M\xf0D\x1365\xd8\x88\xd3\xa4\x92\xcb2\x06\x04\\\xc1\xb0\xea//\xbek&\xd8\xe6+t\xe5\xa1\x13\xada\x16\xder5"w]\xa2i\xb7[\x97R \xe2IT\xcd;Z\x04dk4\xad\x8a\t\xd3\x81z\x10\xf1:^`\xab\x1f\xc5\xdc\x91N\x14$+\x9e\xae\xd3\x80' | |
| 21 | ||
| 22 | if has_cmdline_bunzip2: | |
| 23 | def decompress(self, data): | |
| 24 | pop = popen2.Popen3("bunzip2", capturestderr=1) | |
| 25 | pop.tochild.write(data) | |
| 26 | pop.tochild.close() | |
| 27 | ret = pop.fromchild.read() | |
| 28 | pop.fromchild.close() | |
| 29 | if pop.wait() != 0: | |
| 30 | ret = bz2.decompress(data) | |
| 31 | return ret | |
| 32 | ||
| 33 | else: | |
| 34 | # popen2.Popen3 doesn't exist on Windows, and even if it did, bunzip2 | |
| 35 | # isn't available to run. | |
| 36 | def decompress(self, data): | |
| 37 | return bz2.decompress(data) | |
| 38 | ||
| 39 | class BZ2FileTest(BaseTest): | |
| 40 | "Test BZ2File type miscellaneous methods." | |
| 41 | ||
| 42 | def setUp(self): | |
| 43 | self.filename = TESTFN | |
| 44 | ||
| 45 | def tearDown(self): | |
| 46 | if os.path.isfile(self.filename): | |
| 47 | os.unlink(self.filename) | |
| 48 | ||
| 49 | def createTempFile(self, crlf=0): | |
| 50 | f = open(self.filename, "wb") | |
| 51 | if crlf: | |
| 52 | data = self.DATA_CRLF | |
| 53 | else: | |
| 54 | data = self.DATA | |
| 55 | f.write(data) | |
| 56 | f.close() | |
| 57 | ||
| 58 | def testRead(self): | |
| 59 | # "Test BZ2File.read()" | |
| 60 | self.createTempFile() | |
| 61 | bz2f = BZ2File(self.filename) | |
| 62 | self.assertRaises(TypeError, bz2f.read, None) | |
| 63 | self.assertEqual(bz2f.read(), self.TEXT) | |
| 64 | bz2f.close() | |
| 65 | ||
| 66 | def testReadChunk10(self): | |
| 67 | # "Test BZ2File.read() in chunks of 10 bytes" | |
| 68 | self.createTempFile() | |
| 69 | bz2f = BZ2File(self.filename) | |
| 70 | text = '' | |
| 71 | while 1: | |
| 72 | str = bz2f.read(10) | |
| 73 | if not str: | |
| 74 | break | |
| 75 | text += str | |
| 76 | self.assertEqual(text, text) | |
| 77 | bz2f.close() | |
| 78 | ||
| 79 | def testRead100(self): | |
| 80 | # "Test BZ2File.read(100)" | |
| 81 | self.createTempFile() | |
| 82 | bz2f = BZ2File(self.filename) | |
| 83 | self.assertEqual(bz2f.read(100), self.TEXT[:100]) | |
| 84 | bz2f.close() | |
| 85 | ||
| 86 | def testReadLine(self): | |
| 87 | # "Test BZ2File.readline()" | |
| 88 | self.createTempFile() | |
| 89 | bz2f = BZ2File(self.filename) | |
| 90 | self.assertRaises(TypeError, bz2f.readline, None) | |
| 91 | sio = StringIO(self.TEXT) | |
| 92 | for line in sio.readlines(): | |
| 93 | self.assertEqual(bz2f.readline(), line) | |
| 94 | bz2f.close() | |
| 95 | ||
| 96 | def testReadLines(self): | |
| 97 | # "Test BZ2File.readlines()" | |
| 98 | self.createTempFile() | |
| 99 | bz2f = BZ2File(self.filename) | |
| 100 | self.assertRaises(TypeError, bz2f.readlines, None) | |
| 101 | sio = StringIO(self.TEXT) | |
| 102 | self.assertEqual(bz2f.readlines(), sio.readlines()) | |
| 103 | bz2f.close() | |
| 104 | ||
| 105 | def testIterator(self): | |
| 106 | # "Test iter(BZ2File)" | |
| 107 | self.createTempFile() | |
| 108 | bz2f = BZ2File(self.filename) | |
| 109 | sio = StringIO(self.TEXT) | |
| 110 | self.assertEqual(list(iter(bz2f)), sio.readlines()) | |
| 111 | bz2f.close() | |
| 112 | ||
| 113 | def testXReadLines(self): | |
| 114 | # "Test BZ2File.xreadlines()" | |
| 115 | self.createTempFile() | |
| 116 | bz2f = BZ2File(self.filename) | |
| 117 | sio = StringIO(self.TEXT) | |
| 118 | self.assertEqual(list(bz2f.xreadlines()), sio.readlines()) | |
| 119 | bz2f.close() | |
| 120 | ||
| 121 | def testUniversalNewlinesLF(self): | |
| 122 | # "Test BZ2File.read() with universal newlines (\\n)" | |
| 123 | self.createTempFile() | |
| 124 | bz2f = BZ2File(self.filename, "rU") | |
| 125 | self.assertEqual(bz2f.read(), self.TEXT) | |
| 126 | self.assertEqual(bz2f.newlines, "\n") | |
| 127 | bz2f.close() | |
| 128 | ||
| 129 | def testUniversalNewlinesCRLF(self): | |
| 130 | # "Test BZ2File.read() with universal newlines (\\r\\n)" | |
| 131 | self.createTempFile(crlf=1) | |
| 132 | bz2f = BZ2File(self.filename, "rU") | |
| 133 | self.assertEqual(bz2f.read(), self.TEXT) | |
| 134 | self.assertEqual(bz2f.newlines, "\r\n") | |
| 135 | bz2f.close() | |
| 136 | ||
| 137 | def testWrite(self): | |
| 138 | # "Test BZ2File.write()" | |
| 139 | bz2f = BZ2File(self.filename, "w") | |
| 140 | self.assertRaises(TypeError, bz2f.write) | |
| 141 | bz2f.write(self.TEXT) | |
| 142 | bz2f.close() | |
| 143 | f = open(self.filename, 'rb') | |
| 144 | self.assertEqual(self.decompress(f.read()), self.TEXT) | |
| 145 | f.close() | |
| 146 | ||
| 147 | def testWriteChunks10(self): | |
| 148 | # "Test BZ2File.write() with chunks of 10 bytes" | |
| 149 | bz2f = BZ2File(self.filename, "w") | |
| 150 | n = 0 | |
| 151 | while 1: | |
| 152 | str = self.TEXT[n*10:(n+1)*10] | |
| 153 | if not str: | |
| 154 | break | |
| 155 | bz2f.write(str) | |
| 156 | n += 1 | |
| 157 | bz2f.close() | |
| 158 | f = open(self.filename, 'rb') | |
| 159 | self.assertEqual(self.decompress(f.read()), self.TEXT) | |
| 160 | f.close() | |
| 161 | ||
| 162 | def testWriteLines(self): | |
| 163 | # "Test BZ2File.writelines()" | |
| 164 | bz2f = BZ2File(self.filename, "w") | |
| 165 | self.assertRaises(TypeError, bz2f.writelines) | |
| 166 | sio = StringIO(self.TEXT) | |
| 167 | bz2f.writelines(sio.readlines()) | |
| 168 | bz2f.close() | |
| 169 | f = open(self.filename, 'rb') | |
| 170 | self.assertEqual(self.decompress(f.read()), self.TEXT) | |
| 171 | f.close() | |
| 172 | ||
| 173 | def testSeekForward(self): | |
| 174 | # "Test BZ2File.seek(150, 0)" | |
| 175 | self.createTempFile() | |
| 176 | bz2f = BZ2File(self.filename) | |
| 177 | self.assertRaises(TypeError, bz2f.seek) | |
| 178 | bz2f.seek(150) | |
| 179 | self.assertEqual(bz2f.read(), self.TEXT[150:]) | |
| 180 | bz2f.close() | |
| 181 | ||
| 182 | def testSeekBackwards(self): | |
| 183 | # "Test BZ2File.seek(-150, 1)" | |
| 184 | self.createTempFile() | |
| 185 | bz2f = BZ2File(self.filename) | |
| 186 | bz2f.read(500) | |
| 187 | bz2f.seek(-150, 1) | |
| 188 | self.assertEqual(bz2f.read(), self.TEXT[500-150:]) | |
| 189 | bz2f.close() | |
| 190 | ||
| 191 | def testSeekBackwardsFromEnd(self): | |
| 192 | # "Test BZ2File.seek(-150, 2)" | |
| 193 | self.createTempFile() | |
| 194 | bz2f = BZ2File(self.filename) | |
| 195 | bz2f.seek(-150, 2) | |
| 196 | self.assertEqual(bz2f.read(), self.TEXT[len(self.TEXT)-150:]) | |
| 197 | bz2f.close() | |
| 198 | ||
| 199 | def testSeekPostEnd(self): | |
| 200 | # "Test BZ2File.seek(150000)" | |
| 201 | self.createTempFile() | |
| 202 | bz2f = BZ2File(self.filename) | |
| 203 | bz2f.seek(150000) | |
| 204 | self.assertEqual(bz2f.tell(), len(self.TEXT)) | |
| 205 | self.assertEqual(bz2f.read(), "") | |
| 206 | bz2f.close() | |
| 207 | ||
| 208 | def testSeekPostEndTwice(self): | |
| 209 | # "Test BZ2File.seek(150000) twice" | |
| 210 | self.createTempFile() | |
| 211 | bz2f = BZ2File(self.filename) | |
| 212 | bz2f.seek(150000) | |
| 213 | bz2f.seek(150000) | |
| 214 | self.assertEqual(bz2f.tell(), len(self.TEXT)) | |
| 215 | self.assertEqual(bz2f.read(), "") | |
| 216 | bz2f.close() | |
| 217 | ||
| 218 | def testSeekPreStart(self): | |
| 219 | # "Test BZ2File.seek(-150, 0)" | |
| 220 | self.createTempFile() | |
| 221 | bz2f = BZ2File(self.filename) | |
| 222 | bz2f.seek(-150) | |
| 223 | self.assertEqual(bz2f.tell(), 0) | |
| 224 | self.assertEqual(bz2f.read(), self.TEXT) | |
| 225 | bz2f.close() | |
| 226 | ||
| 227 | def testOpenDel(self): | |
| 228 | # "Test opening and deleting a file many times" | |
| 229 | self.createTempFile() | |
| 230 | for i in xrange(10000): | |
| 231 | o = BZ2File(self.filename) | |
| 232 | del o | |
| 233 | ||
| 234 | def testOpenNonexistent(self): | |
| 235 | # "Test opening a nonexistent file" | |
| 236 | self.assertRaises(IOError, BZ2File, "/non/existent") | |
| 237 | ||
| 238 | def testModeU(self): | |
| 239 | # Bug #1194181: bz2.BZ2File opened for write with mode "U" | |
| 240 | self.createTempFile() | |
| 241 | bz2f = BZ2File(self.filename, "U") | |
| 242 | bz2f.close() | |
| 243 | f = file(self.filename) | |
| 244 | f.seek(0, 2) | |
| 245 | self.assertEqual(f.tell(), len(self.DATA)) | |
| 246 | f.close() | |
| 247 | ||
| 248 | def testBug1191043(self): | |
| 249 | # readlines() for files containing no newline | |
| 250 | data = 'BZh91AY&SY\xd9b\x89]\x00\x00\x00\x03\x80\x04\x00\x02\x00\x0c\x00 \x00!\x9ah3M\x13<]\xc9\x14\xe1BCe\x8a%t' | |
| 251 | f = open(self.filename, "wb") | |
| 252 | f.write(data) | |
| 253 | f.close() | |
| 254 | bz2f = BZ2File(self.filename) | |
| 255 | lines = bz2f.readlines() | |
| 256 | bz2f.close() | |
| 257 | self.assertEqual(lines, ['Test']) | |
| 258 | bz2f = BZ2File(self.filename) | |
| 259 | xlines = list(bz2f.xreadlines()) | |
| 260 | bz2f.close() | |
| 261 | self.assertEqual(lines, ['Test']) | |
| 262 | ||
| 263 | ||
| 264 | class BZ2CompressorTest(BaseTest): | |
| 265 | def testCompress(self): | |
| 266 | # "Test BZ2Compressor.compress()/flush()" | |
| 267 | bz2c = BZ2Compressor() | |
| 268 | self.assertRaises(TypeError, bz2c.compress) | |
| 269 | data = bz2c.compress(self.TEXT) | |
| 270 | data += bz2c.flush() | |
| 271 | self.assertEqual(self.decompress(data), self.TEXT) | |
| 272 | ||
| 273 | def testCompressChunks10(self): | |
| 274 | # "Test BZ2Compressor.compress()/flush() with chunks of 10 bytes" | |
| 275 | bz2c = BZ2Compressor() | |
| 276 | n = 0 | |
| 277 | data = '' | |
| 278 | while 1: | |
| 279 | str = self.TEXT[n*10:(n+1)*10] | |
| 280 | if not str: | |
| 281 | break | |
| 282 | data += bz2c.compress(str) | |
| 283 | n += 1 | |
| 284 | data += bz2c.flush() | |
| 285 | self.assertEqual(self.decompress(data), self.TEXT) | |
| 286 | ||
| 287 | class BZ2DecompressorTest(BaseTest): | |
| 288 | def test_Constructor(self): | |
| 289 | self.assertRaises(TypeError, BZ2Decompressor, 42) | |
| 290 | ||
| 291 | def testDecompress(self): | |
| 292 | # "Test BZ2Decompressor.decompress()" | |
| 293 | bz2d = BZ2Decompressor() | |
| 294 | self.assertRaises(TypeError, bz2d.decompress) | |
| 295 | text = bz2d.decompress(self.DATA) | |
| 296 | self.assertEqual(text, self.TEXT) | |
| 297 | ||
| 298 | def testDecompressChunks10(self): | |
| 299 | # "Test BZ2Decompressor.decompress() with chunks of 10 bytes" | |
| 300 | bz2d = BZ2Decompressor() | |
| 301 | text = '' | |
| 302 | n = 0 | |
| 303 | while 1: | |
| 304 | str = self.DATA[n*10:(n+1)*10] | |
| 305 | if not str: | |
| 306 | break | |
| 307 | text += bz2d.decompress(str) | |
| 308 | n += 1 | |
| 309 | self.assertEqual(text, self.TEXT) | |
| 310 | ||
| 311 | def testDecompressUnusedData(self): | |
| 312 | # "Test BZ2Decompressor.decompress() with unused data" | |
| 313 | bz2d = BZ2Decompressor() | |
| 314 | unused_data = "this is unused data" | |
| 315 | text = bz2d.decompress(self.DATA+unused_data) | |
| 316 | self.assertEqual(text, self.TEXT) | |
| 317 | self.assertEqual(bz2d.unused_data, unused_data) | |
| 318 | ||
| 319 | def testEOFError(self): | |
| 320 | # "Calling BZ2Decompressor.decompress() after EOS must raise EOFError" | |
| 321 | bz2d = BZ2Decompressor() | |
| 322 | text = bz2d.decompress(self.DATA) | |
| 323 | self.assertRaises(EOFError, bz2d.decompress, "anything") | |
| 324 | ||
| 325 | ||
| 326 | class FuncTest(BaseTest): | |
| 327 | "Test module functions" | |
| 328 | ||
| 329 | def testCompress(self): | |
| 330 | # "Test compress() function" | |
| 331 | data = bz2.compress(self.TEXT) | |
| 332 | self.assertEqual(self.decompress(data), self.TEXT) | |
| 333 | ||
| 334 | def testDecompress(self): | |
| 335 | # "Test decompress() function" | |
| 336 | text = bz2.decompress(self.DATA) | |
| 337 | self.assertEqual(text, self.TEXT) | |
| 338 | ||
| 339 | def testDecompressEmpty(self): | |
| 340 | # "Test decompress() function with empty string" | |
| 341 | text = bz2.decompress("") | |
| 342 | self.assertEqual(text, "") | |
| 343 | ||
| 344 | def testDecompressIncomplete(self): | |
| 345 | # "Test decompress() function with incomplete data" | |
| 346 | self.assertRaises(ValueError, bz2.decompress, self.DATA[:-10]) | |
| 347 | ||
| 348 | def test_main(): | |
| 349 | test_support.run_unittest( | |
| 350 | BZ2FileTest, | |
| 351 | BZ2CompressorTest, | |
| 352 | BZ2DecompressorTest, | |
| 353 | FuncTest | |
| 354 | ) | |
| 355 | ||
| 356 | if __name__ == '__main__': | |
| 357 | test_main() | |
| 358 | ||
| 359 | # vim:ts=4:sw=4 |