3 set -e # exit immediately on error
4 # set -x # print commands before execution (debug)
20 if [ -z "$EXE_PREFIX" ]; then
23 "$EXE_PREFIX" "$ZSTD_BIN" "$@"
28 if [ -z "$EXE_PREFIX" ]; then
31 sudo "$EXE_PREFIX" "$ZSTD_BIN" "$@"
50 println "roundTripTest: datagen $1 $proba | zstd -v$cLevel | zstd -d$dLevel"
51 datagen $1 $proba | $MD5SUM > tmp1
52 datagen $1 $proba | zstd --ultra -v$cLevel | zstd -d$dLevel | $MD5SUM > tmp2
70 rm -f tmp.zst tmp.md5.1 tmp.md5.2
71 println "fileRoundTripTest: datagen $1 $local_p > tmp && zstd -v$local_c -c tmp | zstd -d$local_d"
72 datagen $1 $local_p > tmp
73 < tmp $MD5SUM > tmp.md5.1
74 zstd --ultra -v$local_c -c tmp | zstd -d$local_d | $MD5SUM > tmp.md5.2
75 $DIFF -q tmp.md5.1 tmp.md5.2
79 dd bs=1 count=$(($(wc -c < "$1") - 1)) if="$1"
86 if [ -z "${size}" ]; then
92 SCRIPT_DIR=$(cd "$(dirname "$0")" && pwd)
93 PRGDIR="$SCRIPT_DIR/../programs"
94 TESTDIR="$SCRIPT_DIR/../tests"
95 UNAME=${UNAME:-$(uname)}
99 SunOS) DIFF=${DIFF:-gdiff} ;;
100 *) DIFF=${DIFF:-diff} ;;
103 detectedTerminal=false
104 if [ -t 0 ] && [ -t 1 ]
106 detectedTerminal=true
108 isTerminal=${isTerminal:-$detectedTerminal}
113 GNU) DEVDEVICE="/dev/random" ;;
114 *) DEVDEVICE="/dev/zero" ;;
125 Darwin) MD5SUM="md5 -r" ;;
126 FreeBSD) MD5SUM="gmd5sum" ;;
127 NetBSD) MD5SUM="md5 -n" ;;
128 OpenBSD) MD5SUM="md5" ;;
129 *) MD5SUM="md5sum" ;;
134 Darwin | FreeBSD | OpenBSD | NetBSD) MTIME="stat -f %m" ;;
141 [ "$MT1" = "$MT2" ] || die "mtime on $1 doesn't match mtime on $2 ($MT1 != $MT2)"
144 GET_PERMS="stat -c %a"
146 Darwin | FreeBSD | OpenBSD | NetBSD) GET_PERMS="stat -f %Lp" ;;
149 assertFilePermissions() {
150 STAT1=$($GET_PERMS "$1")
152 [ "$STAT1" = "$STAT2" ] || die "permissions on $1 don't match expected ($STAT1 != $STAT2)"
155 assertSamePermissions() {
156 STAT1=$($GET_PERMS "$1")
157 STAT2=$($GET_PERMS "$2")
158 [ "$STAT1" = "$STAT2" ] || die "permissions on $1 don't match those on $2 ($STAT1 != $STAT2)"
162 # check if ZSTD_BIN is defined. if not, use the default value
163 if [ -z "${ZSTD_BIN}" ]; then
164 println "\nZSTD_BIN is not set. Using the default value..."
165 ZSTD_BIN="$PRGDIR/zstd"
168 # check if DATAGEN_BIN is defined. if not, use the default value
169 if [ -z "${DATAGEN_BIN}" ]; then
170 println "\nDATAGEN_BIN is not set. Using the default value..."
171 DATAGEN_BIN="$TESTDIR/datagen"
174 # Why was this line here ? Generates a strange ZSTD_BIN when EXE_PREFIX is non empty
175 # ZSTD_BIN="$EXE_PREFIX$ZSTD_BIN"
178 [ -n "$ZSTD_BIN" ] || die "zstd not found at $ZSTD_BIN! \n Please define ZSTD_BIN pointing to the zstd binary. You might also consider rebuilding zstd following the instructions in README.md"
179 [ -n "$DATAGEN_BIN" ] || die "datagen not found at $DATAGEN_BIN! \n Please define DATAGEN_BIN pointing to the datagen binary. You might also consider rebuilding zstd tests following the instructions in README.md. "
180 println "\nStarting playTests.sh isWindows=$isWindows EXE_PREFIX='$EXE_PREFIX' ZSTD_BIN='$ZSTD_BIN' DATAGEN_BIN='$DATAGEN_BIN'"
182 if echo hello | zstd -v -T2 2>&1 > $INTOVOID | $GREP -q 'multi-threading is disabled'
192 println "\n===> simple tests "
198 println "test : basic compression "
199 zstd -f tmp # trivial compression case, creates tmp.zst
203 println "test : basic decompression"
204 zstd -df tmp.zst # trivial decompression case (overwrites tmp)
205 println "test : too large compression level => auto-fix"
206 zstd -99 -f tmp # too large compression level, automatic sized down
207 zstd -5000000000 -f tmp && die "too large numeric value : must fail"
208 println "test : --fast aka negative compression levels"
209 zstd --fast -f tmp # == -1
210 zstd --fast=3 -f tmp # == -3
211 zstd --fast=200000 -f tmp # too low compression level, automatic fixed
212 zstd --fast=5000000000 -f tmp && die "too large numeric value : must fail"
213 zstd -c --fast=0 tmp > $INTOVOID && die "--fast must not accept value 0"
214 println "test : too large numeric argument"
215 zstd --fast=9999999999 -f tmp && die "should have refused numeric value"
216 println "test : set compression level with environment variable ZSTD_CLEVEL"
218 ZSTD_CLEVEL=12 zstd -f tmp # positive compression level
219 ZSTD_CLEVEL=-12 zstd -f tmp # negative compression level
220 ZSTD_CLEVEL=+12 zstd -f tmp # valid: verbose '+' sign
221 ZSTD_CLEVEL='' zstd -f tmp # empty env var, warn and revert to default setting
222 ZSTD_CLEVEL=- zstd -f tmp # malformed env var, warn and revert to default setting
223 ZSTD_CLEVEL=a zstd -f tmp # malformed env var, warn and revert to default setting
224 ZSTD_CLEVEL=+a zstd -f tmp # malformed env var, warn and revert to default setting
225 ZSTD_CLEVEL=3a7 zstd -f tmp # malformed env var, warn and revert to default setting
226 ZSTD_CLEVEL=50000000000 zstd -f tmp # numeric value too large, warn and revert to default setting
227 println "test : override ZSTD_CLEVEL with command line option"
228 ZSTD_CLEVEL=12 zstd --fast=3 -f tmp # overridden by command line option
230 # temporary envvar changes in the above tests would actually persist in macos /bin/sh
234 println "test : compress to stdout"
235 zstd tmp -c > tmpCompressed
236 zstd tmp --stdout > tmpCompressed # long command format
238 println "test : compress to named file (-o)"
240 zstd tmp -o tmpCompressed
241 test -f tmpCompressed # file must be created
243 println "test : force write, correct order"
244 zstd tmp -fo tmpCompressed
246 println "test : -c + -o : last one wins"
248 zstd tmp -c > tmpCompressed -o tmpOut
249 test -f tmpOut # file must be created
251 zstd tmp -o tmpOut -c > tmpCompressed
252 test -f tmpCompressed # file must be created
254 println "test : forgotten argument"
256 zstd tmp2 -fo && die "-o must be followed by filename "
257 println "test : implied stdout when input is stdin"
258 println bob | zstd | zstd -d
259 if [ "$isTerminal" = true ]; then
260 println "test : compressed data to terminal"
261 println bob | zstd && die "should have refused : compressed data to terminal"
262 println "test : compressed data from terminal (a hang here is a test fail, zstd is wrongly waiting on data from terminal)"
263 zstd -d > $INTOVOID && die "should have refused : compressed data from terminal"
265 println "test : null-length file roundtrip"
266 println -n '' | zstd - --stdout | zstd -d --stdout
267 println "test : ensure small file doesn't add 3-bytes null block"
269 zstd tmp1 -c | wc -c | $GREP "14"
270 zstd < tmp1 | wc -c | $GREP "14"
271 println "test : decompress file with wrong suffix (must fail)"
272 zstd -d tmpCompressed && die "wrong suffix error not detected!"
273 zstd -df tmp && die "should have refused : wrong extension"
274 println "test : decompress into stdout"
275 zstd -d tmpCompressed -c > tmpResult # decompression using stdout
276 zstd --decompress tmpCompressed -c > tmpResult
277 zstd --decompress tmpCompressed --stdout > tmpResult
278 println "test : decompress from stdin into stdout"
279 zstd -dc < tmp.zst > $INTOVOID # combine decompression, stdin & stdout
280 zstd -dc - < tmp.zst > $INTOVOID
281 zstd -d < tmp.zst > $INTOVOID # implicit stdout when stdin is used
282 zstd -d - < tmp.zst > $INTOVOID
283 println "test : impose memory limitation (must fail)"
284 datagen -g500K > tmplimit
286 zstd -d -f tmplimit.zst -M2K -c > $INTOVOID && die "decompression needs more memory than allowed"
287 zstd -d -f tmplimit.zst --memlimit=2K -c > $INTOVOID && die "decompression needs more memory than allowed" # long command
288 zstd -d -f tmplimit.zst --memory=2K -c > $INTOVOID && die "decompression needs more memory than allowed" # long command
289 zstd -d -f tmplimit.zst --memlimit-decompress=2K -c > $INTOVOID && die "decompression needs more memory than allowed" # long command
290 rm -f tmplimit tmplimit.zst
291 println "test : overwrite protection"
292 zstd -q tmp && die "overwrite check failed!"
293 println "test : force overwrite"
296 println "test : overwrite readonly file"
297 rm -f tmpro tmpro.zst
298 println foo > tmpro.zst
301 zstd -q tmpro && die "should have refused to overwrite read-only file"
303 println "test: --no-progress flag"
304 zstd tmpro -c --no-progress | zstd -d -f -o "$INTOVOID" --no-progress
305 zstd tmpro -cv --no-progress | zstd -dv -f -o "$INTOVOID" --no-progress
306 println "test: --progress flag"
307 zstd tmpro -c | zstd -d -f -o "$INTOVOID" --progress 2>&1 | $GREP '[A-Za-z0-9._ ]*: [0-9]* bytes'
308 zstd tmpro -c | zstd -d -f -q -o "$INTOVOID" --progress 2>&1 | $GREP '[A-Za-z0-9._ ]*: [0-9]* bytes'
309 zstd tmpro -c | zstd -d -f -v -o "$INTOVOID" 2>&1 | $GREP '[A-Za-z0-9._ ]*: [0-9]* bytes'
310 rm -f tmpro tmpro.zst
311 println "test: overwrite input file (must fail)"
312 zstd tmp -fo tmp && die "zstd compression overwrote the input file"
313 zstd tmp.zst -dfo tmp.zst && die "zstd decompression overwrote the input file"
314 println "test: detect that input file does not exist"
315 zstd nothere && die "zstd hasn't detected that input file does not exist"
316 println "test: --[no-]compress-literals"
317 zstd tmp -c --no-compress-literals -1 | zstd -t
318 zstd tmp -c --no-compress-literals --fast=1 | zstd -t
319 zstd tmp -c --no-compress-literals -19 | zstd -t
320 zstd tmp -c --compress-literals -1 | zstd -t
321 zstd tmp -c --compress-literals --fast=1 | zstd -t
322 zstd tmp -c --compress-literals -19 | zstd -t
323 zstd -b --fast=1 -i0e1 tmp --compress-literals
324 zstd -b --fast=1 -i0e1 tmp --no-compress-literals
325 println "test: --no-check for decompression"
326 zstd -f tmp -o tmp_corrupt.zst --check
327 zstd -f tmp -o tmp.zst --no-check
328 printf '\xDE\xAD\xBE\xEF' | dd of=tmp_corrupt.zst bs=1 seek=$(($(wc -c < "tmp_corrupt.zst") - 4)) count=4 conv=notrunc # corrupt checksum in tmp
329 zstd -d -f tmp_corrupt.zst --no-check
330 zstd -d -f tmp_corrupt.zst --check --no-check # final flag overrides
331 zstd -d -f tmp.zst --no-check
333 if [ "$isWindows" = false ] && [ "$UNAME" != "AIX" ]; then
334 if [ -n "$(which readelf)" ]; then
335 println "test: check if binary has executable stack (#2963)"
336 readelf -lW "$ZSTD_BIN" | $GREP 'GNU_STACK .* RW ' || die "zstd binary has executable stack!"
340 println "\n===> multiple_thread test "
343 println "test : single-thread "
344 zstd --fast --single-thread tmp -o tmpMT0
345 println "test : one worker thread (default)"
346 zstd --fast -T1 tmp -o tmpMT1
347 println "test : two worker threads "
348 zstd --fast -T2 tmp -o tmpMT2
349 println "test : 16-thread "
350 zstd --fast -T16 tmp -o tmpMT3
351 println "test : 127-thread "
352 zstd --fast -T127 tmp -o tmpMT4
353 println "test : 128-thread "
354 zstd --fast -T128 tmp -o tmpMT5
355 println "test : max allowed numeric value is 4294967295 "
356 zstd --fast -4294967295 tmp -o tmpMT6
357 println "test : numeric value overflows 32-bit unsigned int "
358 zstd --fast -4294967296 tmp -o tmptest9 && die "max allowed numeric value is 4294967295"
361 println "test : basic compression "
362 zstd -f tmp # trivial compression case, creates tmp.zst
363 println "test : basic decompression"
364 zstd -d -f -T1 tmp.zst
365 println "note : decompression does not support -T mode, but execution support"
368 println "\n===> --fast_argument test "
370 println "test : basic compression "
371 zstd -f tmp # trivial compression case, creates tmp.zst
372 println "test: --fast=1"
374 println "test: --fast=99"
375 zstd --fast=99 -f tmp
376 println "test: Invalid value -- negative number"
377 zstd --fast=-1 -f tmp && die "error: Invalid value -- negative number"
378 println "test: Invalid value -- zero"
379 zstd --fast=0 -f tmp && die "error: Invalid value -- 0 number"
380 println "test: max allowed numeric argument of --fast is 4294967295"
381 zstd --fast=4294967295 -f tmp
382 println "test: numeric value overflows 32-bit unsigned int "
383 zstd --fast=4294967296 -f tmp && die "max allowed argument of --fast is 4294967295"
385 println "\n===> --exclude-compressed flag"
386 rm -rf precompressedFilterTestDir
387 mkdir -p precompressedFilterTestDir
388 datagen $size > precompressedFilterTestDir/input.5
389 datagen $size > precompressedFilterTestDir/input.6
390 zstd --exclude-compressed --long --rm -r precompressedFilterTestDir
391 datagen $size > precompressedFilterTestDir/input.7
392 datagen $size > precompressedFilterTestDir/input.8
393 zstd --exclude-compressed --long --rm -r precompressedFilterTestDir
394 test ! -f precompressedFilterTestDir/input.5.zst.zst
395 test ! -f precompressedFilterTestDir/input.6.zst.zst
396 file1timestamp=`$MTIME precompressedFilterTestDir/input.5.zst`
397 file2timestamp=`$MTIME precompressedFilterTestDir/input.7.zst`
398 if [ $file2timestamp -ge $file1timestamp ]; then
399 println "Test is successful. input.5.zst is precompressed and therefore not compressed/modified again."
401 println "Test is not successful"
403 # File Extension check.
404 datagen $size > precompressedFilterTestDir/input.zstbar
405 zstd --exclude-compressed --long --rm -r precompressedFilterTestDir
406 # zstd should compress input.zstbar
407 test -f precompressedFilterTestDir/input.zstbar.zst
408 # Check without the --exclude-compressed flag
409 zstd --long --rm -r precompressedFilterTestDir
410 # Files should get compressed again without the --exclude-compressed flag.
411 test -f precompressedFilterTestDir/input.5.zst.zst
412 test -f precompressedFilterTestDir/input.6.zst.zst
414 # Test some other compressed file extensions
415 datagen $size > precompressedFilterTestDir/input.flac
416 datagen $size > precompressedFilterTestDir/input.mov
417 datagen $size > precompressedFilterTestDir/input.mp3
418 zstd --exclude-compressed --long --rm -r precompressedFilterTestDir
419 test ! -f precompressedFilterTestDir/input.flac.zst
420 test ! -f precompressedFilterTestDir/input.mov.zst
421 test ! -f precompressedFilterTestDir/input.mp3.zst
422 zstd --long --rm -r precompressedFilterTestDir
423 test -f precompressedFilterTestDir/input.flac.zst
424 test -f precompressedFilterTestDir/input.mov.zst
425 test -f precompressedFilterTestDir/input.mp3.zst
426 rm -rf precompressedFilterTestDir
427 println "Test completed"
431 println "\n===> warning prompts should not occur if stdin is an input"
432 println "y" > tmpPrompt
433 println "hello world" >> tmpPrompt
435 zstd < tmpPrompt -o tmpPrompt.zst && die "should have aborted immediately and failed to overwrite"
436 zstd < tmpPrompt -o tmpPrompt.zst -f # should successfully overwrite with -f
437 zstd -q -d -f tmpPrompt.zst -o tmpPromptRegenerated
438 $DIFF tmpPromptRegenerated tmpPrompt # the first 'y' character should not be swallowed
440 echo 'yes' | zstd tmpPrompt -v -o tmpPrompt.zst # accept piped "y" input to force overwrite when using files
441 echo 'yes' | zstd < tmpPrompt -v -o tmpPrompt.zst && die "should have aborted immediately and failed to overwrite"
442 zstd tmpPrompt - < tmpPrompt -o tmpPromp.zst --rm && die "should have aborted immediately and failed to remove"
444 println "Test completed"
447 println "\n===> recursive mode test "
448 # combination of -r with empty list of input file
449 zstd -c -r < tmp > tmp.zst
451 # combination of -r with empty folder
457 println "\n===> file removal"
459 test ! -f tmp # tmp should no longer be present
460 zstd -f -d --rm tmp.zst
461 test ! -f tmp.zst # tmp.zst should no longer be present
462 println "test: --rm is disabled when output is stdout"
464 zstd --rm tmp -c > $INTOVOID
465 test -f tmp # tmp shall still be there
466 zstd --rm tmp --stdout > $INTOVOID
467 test -f tmp # tmp shall still be there
468 zstd -f --rm tmp -c > $INTOVOID
469 test -f tmp # tmp shall still be there
470 zstd -f tmp -c > $INTOVOID --rm
471 test -f tmp # tmp shall still be there
472 println "test: --rm is disabled when multiple inputs are concatenated into a single output"
474 zstd --rm tmp tmp2 -c > $INTOVOID
478 echo 'y' | zstd -v tmp tmp2 -o tmp3.zst --rm # prompt for confirmation
481 zstd -f tmp tmp2 -o tmp3.zst --rm # just warns, no prompt
484 zstd -q tmp tmp2 -o tmp3.zst --rm && die "should refuse to concatenate"
485 println "test: --rm is active with -o when single input"
487 zstd --rm tmp2 -o tmp2.zst
490 println "test: -c followed by -o => -o wins, so --rm remains active" # (#3719)
493 zstd --rm tmp2 -c > $INTOVOID -o tmp2.zst
495 println "test: -o followed by -c => -c wins, so --rm is disabled" # (#3719)
498 zstd -v --rm tmp2 -o tmp2.zst -c > tmp3.zst
501 println "test : should quietly not remove non-regular file"
503 zstd tmp -f -o "$DEVDEVICE" 2>tmplog > "$INTOVOID"
504 $GREP "Refusing to remove non-regular file" tmplog && die
506 zstd tmp -f -o "$INTOVOID" 2>&1 | $GREP "Refusing to remove non-regular file" && die
507 println "test : --rm on stdin"
508 println a | zstd --rm > $INTOVOID # --rm should remain silent
510 zstd -f tmp && die "tmp not present : should have failed"
511 test ! -f tmp.zst # tmp.zst should not be created
512 println "test : -d -f do not delete destination when source is not present"
513 touch tmp # create destination file
514 zstd -d -f tmp.zst && die "attempt to decompress a non existing file"
515 test -f tmp # destination file should still be present
516 println "test : -f do not delete destination when source is not present"
517 rm -f tmp # erase source file
518 touch tmp.zst # create destination file
519 zstd -f tmp && die "attempt to compress a non existing file"
520 test -f tmp.zst # destination file should still be present
521 rm -rf tmp* # may also erase tmp* directory from previous failed run
524 println "\n===> decompression only tests "
525 # the following test verifies that the decoder is compatible with RLE as first block
526 # older versions of zstd cli are not able to decode such corner case.
527 # As a consequence, the zstd cli do not generate them, to maintain compatibility with older versions.
528 dd bs=1048576 count=1 if=/dev/zero of=tmp
529 zstd -d -o tmp1 "$TESTDIR/golden-decompression/rle-first-block.zst"
533 zstd -d -o tmp2 "$TESTDIR/golden-decompression/empty-block.zst"
534 $DIFF -s tmp2 tmp_empty
536 zstd -t "$TESTDIR/golden-decompression/zeroSeq_2B.zst"
538 zstd -t "$TESTDIR/golden-decompression-errors/zeroSeq_extraneous.zst" && die "invalid Sequences section should have been detected"
542 println "\n===> compress multiple files"
545 zstd tmp1 tmp2 -o "$INTOVOID" -f
546 zstd tmp1 tmp2 -c | zstd -t
547 echo 'y' | zstd -v tmp1 tmp2 -o tmp.zst
551 zstd -t tmp1.zst tmp2.zst
552 zstd -dc tmp1.zst tmp2.zst
553 zstd tmp1.zst tmp2.zst -o "$INTOVOID" -f
554 echo 'y' | zstd -v -d tmp1.zst tmp2.zst -o tmp
556 zstd tmp1 tmp2 -f -o tmpexists
557 zstd tmp1 tmp2 -q -o tmpexists && die "should have refused to overwrite"
558 println gooder > tmp_rm1
559 println boi > tmp_rm2
560 println worldly > tmp_rm3
561 echo 'y' | zstd -v tmp_rm1 tmp_rm2 -v -o tmp_rm3.zst
564 cp tmp_rm3.zst tmp_rm4.zst
565 echo 'Y' | zstd -v -d tmp_rm3.zst tmp_rm4.zst -v -o tmp_rm_out --rm
568 println gooder > tmpexists1
569 zstd tmpexists1 tmpexists -c --rm -f > $INTOVOID
571 if [ "$?" -eq 139 ]; then
572 die "should not have segfaulted"
576 println "\n===> multiple files and shell completion "
577 datagen -s1 > tmp1 2> $INTOVOID
578 datagen -s2 -g100K > tmp2 2> $INTOVOID
579 datagen -s3 -g1M > tmp3 2> $INTOVOID
580 println "compress tmp* : "
586 println "decompress tmp* : "
591 println "compress tmp* into stdout > tmpall : "
592 zstd -c tmp1 tmp2 tmp3 > tmpall
593 test -f tmpall # should check size of tmpall (should be tmp1.zst + tmp2.zst + tmp3.zst)
594 println "decompress tmpall* into stdout > tmpdec : "
596 zstd -dc tmpall* > tmpdec
597 test -f tmpdec # should check size of tmpdec (should be 2*(tmp1 + tmp2 + tmp3))
598 println "compress multiple files including a missing one (notHere) : "
599 zstd -f tmp1 notHere tmp2 && die "missing file not detected!"
603 if [ "$isWindows" = false ] ; then
604 println "\n===> zstd fifo named pipe test "
605 echo "Hello World!" > tmp_original
606 mkfifo tmp_named_pipe
607 # note : fifo test doesn't work in combination with `dd` or `cat`
608 echo "Hello World!" > tmp_named_pipe &
609 zstd tmp_named_pipe -o tmp_compressed
610 zstd -d -o tmp_decompressed tmp_compressed
611 $DIFF -s tmp_original tmp_decompressed
615 println "\n===> zstd created file permissions tests"
616 if [ "$isWindows" = false ] ; then
617 rm -f tmp1 tmp2 tmp1.zst tmp2.zst tmp1.out tmp2.out # todo: remove
619 ORIGINAL_UMASK=$(umask)
624 assertFilePermissions tmp1 666
625 assertFilePermissions tmp2 666
627 println "test : copy 666 permissions in file -> file compression "
628 zstd -f tmp1 -o tmp1.zst
629 assertSamePermissions tmp1 tmp1.zst
630 println "test : copy 666 permissions in file -> file decompression "
631 zstd -f -d tmp1.zst -o tmp1.out
632 assertSamePermissions tmp1.zst tmp1.out
634 rm -f tmp1.zst tmp1.out
636 println "test : copy 400 permissions in file -> file compression (write to a read-only file) "
638 assertFilePermissions tmp1 400
639 zstd -f tmp1 -o tmp1.zst
640 assertSamePermissions tmp1 tmp1.zst
641 println "test : copy 400 permissions in file -> file decompression (write to a read-only file) "
642 zstd -f -d tmp1.zst -o tmp1
643 assertSamePermissions tmp1.zst tmp1
645 rm -f tmp1.zst tmp1.out
647 println "test : check created permissions from stdin input in compression "
648 zstd -f -o tmp1.zst < tmp1
649 assertFilePermissions tmp1.zst 666
650 println "test : check created permissions from stdin input in decompression "
651 zstd -f -d -o tmp1.out < tmp1.zst
652 assertFilePermissions tmp1.out 666
654 rm -f tmp1.zst tmp1.out
656 println "test : check created permissions from multiple inputs in compression "
657 zstd -f tmp1 tmp2 -o tmp1.zst
658 assertFilePermissions tmp1.zst 666
659 println "test : check created permissions from multiple inputs in decompression "
661 zstd -f -d tmp1.zst tmp2.zst -o tmp1.out
662 assertFilePermissions tmp1.out 666
664 rm -f tmp1.zst tmp2.zst tmp1.out tmp2.out
666 println "test : check permissions on pre-existing output file in compression "
670 zstd -f tmp1 -o tmp1.zst
671 assertFilePermissions tmp1.zst 600
672 println "test : check permissions on pre-existing output file in decompression "
676 zstd -f -d tmp1.zst -o tmp1.out
677 assertFilePermissions tmp1.out 400
682 rm -f tmp1.zst tmp1.out
684 println "test : respect umask when compressing from stdin input "
685 zstd -f -o tmp1.zst < tmp1
686 assertFilePermissions tmp1.zst 0
687 println "test : respect umask when decompressing from stdin input "
689 zstd -f -d -o tmp1.out < tmp1.zst
690 assertFilePermissions tmp1.out 0
692 rm -f tmp1 tmp2 tmp1.zst tmp2.zst tmp1.out tmp2.out
693 umask $ORIGINAL_UMASK
696 if [ -n "$DEVNULLRIGHTS" ] ; then
697 # these tests requires sudo rights, which is uncommon.
698 # they are only triggered if DEVNULLRIGHTS macro is defined.
699 println "\n===> checking /dev/null permissions are unaltered "
701 sudoZstd tmp -o $INTOVOID # sudo rights could modify /dev/null permissions
702 sudoZstd tmp -c > $INTOVOID
703 zstd tmp -f -o tmp.zst
704 sudoZstd -d tmp.zst -c > $INTOVOID
705 sudoZstd -d tmp.zst -o $INTOVOID
706 ls -las $INTOVOID | $GREP "rw-rw-rw-"
709 if [ -n "$READFROMBLOCKDEVICE" ] ; then
710 # This creates a temporary block device, which is only possible on unix-y
711 # systems, is somewhat invasive, and requires sudo. For these reasons, you
712 # have to specifically ask for this test.
713 println "\n===> checking that zstd can read from a block device"
714 datagen -g65536 > tmp.img
715 sudo losetup -fP tmp.img
716 LOOP_DEV=$(losetup -a | $GREP 'tmp\.img' | cut -f1 -d:)
717 [ -z "$LOOP_DEV" ] && die "failed to get loopback device"
718 sudoZstd $LOOP_DEV -c > tmp.img.zst && die "should fail without -f"
719 sudoZstd -f $LOOP_DEV -c > tmp.img.zst
720 zstd -d tmp.img.zst -o tmp.img.copy
721 sudo losetup -d $LOOP_DEV
722 $DIFF -s tmp.img tmp.img.copy || die "round trip failed"
723 rm -f tmp.img tmp.img.zst tmp.img.copy
726 println "\n===> zstd created file timestamp tests"
728 touch -m -t 200001010000.00 tmp
729 println "test : copy mtime in file -> file compression "
730 zstd -f tmp -o tmp.zst
731 assertSameMTime tmp tmp.zst
732 println "test : copy mtime in file -> file decompression "
733 zstd -f -d tmp.zst -o tmp.out
734 assertSameMTime tmp.zst tmp.out
737 println "\n===> compress multiple files into an output directory, --output-dir-flat"
739 mkdir tmpInputTestDir
740 mkdir tmpInputTestDir/we
741 mkdir tmpInputTestDir/we/must
742 mkdir tmpInputTestDir/we/must/go
743 mkdir tmpInputTestDir/we/must/go/deeper
744 println cool > tmpInputTestDir/we/must/go/deeper/tmp2
746 zstd tmp1 tmpInputTestDir/we/must/go/deeper/tmp2 --output-dir-flat tmpOutDir
747 test -f tmpOutDir/tmp1.zst
748 test -f tmpOutDir/tmp2.zst
749 println "test : decompress multiple files into an output directory, --output-dir-flat"
750 mkdir tmpOutDirDecomp
751 zstd tmpOutDir -r -d --output-dir-flat tmpOutDirDecomp
752 test -f tmpOutDirDecomp/tmp2
753 test -f tmpOutDirDecomp/tmp1
754 rm -f tmpOutDirDecomp/*
755 zstd tmpOutDir -r -d --output-dir-flat=tmpOutDirDecomp
756 test -f tmpOutDirDecomp/tmp2
757 test -f tmpOutDirDecomp/tmp1
760 if [ "$isWindows" = false ] ; then
761 println "\n===> compress multiple files into an output directory and mirror input folder, --output-dir-mirror"
762 println "test --output-dir-mirror" > tmp1
763 mkdir -p tmpInputTestDir/we/.../..must/go/deeper..
764 println cool > tmpInputTestDir/we/.../..must/go/deeper../tmp2
765 zstd tmp1 -r tmpInputTestDir --output-dir-mirror tmpOutDir
766 test -f tmpOutDir/tmp1.zst
767 test -f tmpOutDir/tmpInputTestDir/we/.../..must/go/deeper../tmp2.zst
769 println "test: compress input dir will be ignored if it has '..'"
770 zstd -r tmpInputTestDir/we/.../..must/../..mustgo/deeper.. --output-dir-mirror non-exist && die "input cannot contain '..'"
771 zstd -r tmpInputTestDir/we/.../..must/deeper../.. --output-dir-mirror non-exist && die "input cannot contain '..'"
772 zstd -r ../tests/tmpInputTestDir/we/.../..must/deeper.. --output-dir-mirror non-exist && die "input cannot contain '..'"
775 println "test: compress input dir should succeed with benign uses of '..'"
776 zstd -r tmpInputTestDir/we/.../..must/go/deeper.. --output-dir-mirror tmpout
779 println "test : decompress multiple files into an output directory, --output-dir-mirror"
780 zstd tmpOutDir -r -d --output-dir-mirror tmpOutDirDecomp
781 test -f tmpOutDirDecomp/tmpOutDir/tmp1
782 test -f tmpOutDirDecomp/tmpOutDir/tmpInputTestDir/we/.../..must/go/deeper../tmp2
784 println "test: decompress input dir will be ignored if it has '..'"
785 zstd -r tmpOutDir/tmpInputTestDir/we/.../..must/../..must --output-dir-mirror non-exist && die "input cannot contain '..'"
792 println "test : compress multiple files reading them from a file, --filelist=FILE"
793 println "Hello world!, file1" > tmp1
794 println "Hello world!, file2" > tmp2
795 println tmp1 > tmp_fileList
796 println tmp2 >> tmp_fileList
797 zstd -f --filelist=tmp_fileList
801 println "test : alternate syntax: --filelist FILE"
802 zstd -f --filelist tmp_fileList
806 println "test : reading file list from a symlink, --filelist=FILE"
808 ln -s tmp_fileList tmp_symLink
809 zstd -f --filelist=tmp_symLink
813 println "test : compress multiple files reading them from multiple files, --filelist=FILE"
815 println "Hello world!, file3" > tmp3
816 println "Hello world!, file4" > tmp4
817 println tmp3 > tmp_fileList2
818 println tmp4 >> tmp_fileList2
819 zstd -f --filelist=tmp_fileList --filelist=tmp_fileList2
825 println "test : decompress multiple files reading them from a file, --filelist=FILE"
827 println tmp1.zst > tmpZst
828 println tmp2.zst >> tmpZst
829 zstd -d -f --filelist=tmpZst
833 println "test : decompress multiple files reading them from multiple files, --filelist=FILE"
834 rm -f tmp1 tmp2 tmp3 tmp4
835 println tmp3.zst > tmpZst2
836 println tmp4.zst >> tmpZst2
837 zstd -d -f --filelist=tmpZst --filelist=tmpZst2
843 println "test : survive the list of files with too long filenames (--filelist=FILE)"
844 datagen -g5M > tmp_badList
845 zstd -qq -f --filelist=tmp_badList && die "should have failed : file name length is too long" # printing very long text garbage on console will cause CI failure
847 println "test : survive a list of files which is text garbage (--filelist=FILE)"
848 datagen > tmp_badList
849 zstd -qq -f --filelist=tmp_badList && die "should have failed : list is text garbage" # printing very long text garbage on console will cause CI failure
851 println "test : survive a list of files which is binary garbage (--filelist=FILE)"
852 datagen -P0 -g1M > tmp_badList
853 zstd -qq -f --filelist=tmp_badList && die "should have failed : list is binary garbage" # let's avoid printing binary garbage on console
855 println "test : try to overflow internal list of files (--filelist=FILE)"
856 touch tmp1 tmp2 tmp3 tmp4 tmp5 tmp6
858 zstd -f tmp1 --filelist=tmpList --filelist=tmpList tmp2 tmp3 # can trigger an overflow of internal file list
861 println "\n===> --[no-]content-size tests"
863 datagen > tmp_contentsize
864 zstd -f tmp_contentsize
865 zstd -lv tmp_contentsize.zst | $GREP "Decompressed Size:"
866 zstd -f --no-content-size tmp_contentsize
867 zstd -lv tmp_contentsize.zst | $GREP "Decompressed Size:" && die
868 zstd -f --content-size tmp_contentsize
869 zstd -lv tmp_contentsize.zst | $GREP "Decompressed Size:"
870 zstd -f --content-size --no-content-size tmp_contentsize
871 zstd -lv tmp_contentsize.zst | $GREP "Decompressed Size:" && die
874 println "test : show-default-cparams regular"
876 zstd --show-default-cparams -f tmp
877 zstd --show-default-cparams -d tmp.zst && die "error: can't use --show-default-cparams in decompression mode"
880 println "test : show-default-cparams recursive"
882 datagen -g15000 > tmp_files/tmp1
883 datagen -g129000 > tmp_files/tmp2
884 datagen -g257000 > tmp_files/tmp3
885 zstd --show-default-cparams -f -r tmp_files
888 println "test : show compression parameters in verbose mode"
890 zstd -vv tmp 2>&1 | \
891 $GREP -q -- "--zstd=wlog=[0-9]*,clog=[0-9]*,hlog=[0-9]*,slog=[0-9]*,mml=[0-9]*,tlen=[0-9]*,strat=[0-9]*"
894 println "\n===> Advanced compression parameters "
895 println "Hello world!" | zstd --zstd=windowLog=21, - -o tmp.zst && die "wrong parameters not detected!"
896 println "Hello world!" | zstd --zstd=windowLo=21 - -o tmp.zst && die "wrong parameters not detected!"
897 println "Hello world!" | zstd --zstd=windowLog=21,slog - -o tmp.zst && die "wrong parameters not detected!"
898 println "Hello world!" | zstd --zstd=strategy=10 - -o tmp.zst && die "parameter out of bound not detected!" # > btultra2 : does not exist
899 test ! -f tmp.zst # tmp.zst should not be created
901 roundTripTest -g512K " --zstd=mml=3,tlen=48,strat=6"
902 roundTripTest -g512K " --zstd=strat=6,wlog=23,clog=23,hlog=22,slog=6"
903 roundTripTest -g512K " --zstd=windowLog=23,chainLog=23,hashLog=22,searchLog=6,minMatch=3,targetLength=48,strategy=6"
904 roundTripTest -g512K " --single-thread --long --zstd=ldmHashLog=20,ldmMinMatch=64,ldmBucketSizeLog=1,ldmHashRateLog=7"
905 roundTripTest -g512K " --single-thread --long --zstd=lhlog=20,lmml=64,lblog=1,lhrlog=7"
906 roundTripTest -g64K "19 --zstd=strat=9" # btultra2
909 println "\n===> Pass-Through mode "
910 println "Hello world 1!" | zstd -df
911 println "Hello world 2!" | zstd -dcf
912 println "Hello world 3!" > tmp1
914 println "" | zstd -df > tmp1
917 println "1" | zstd -df > tmp1
920 println "12" | zstd -df > tmp1
926 println "\n===> frame concatenation "
927 println "hello " > hello.tmp
928 println "world!" > world.tmp
929 cat hello.tmp world.tmp > helloworld.tmp
930 zstd -c hello.tmp > hello.zst
931 zstd -c world.tmp > world.zst
932 zstd -c hello.tmp world.tmp > helloworld.zst
933 zstd -dc helloworld.zst > result.tmp
934 $DIFF helloworld.tmp result.tmp
935 cat hello.zst world.zst > helloworld.zst
936 zstd -dc helloworld.zst > result.tmp
938 $DIFF helloworld.tmp result.tmp
939 println "frame concatenation without checksum"
940 zstd -c hello.tmp > hello.zst --no-check
941 zstd -c world.tmp > world.zst --no-check
942 cat hello.zst world.zst > helloworld.zstd
943 zstd -dc helloworld.zst > result.tmp
944 $DIFF helloworld.tmp result.tmp
945 println "testing zstdcat symlink"
946 ln -sf "$ZSTD_BIN" zstdcat
947 $EXE_PREFIX ./zstdcat helloworld.zst > result.tmp
948 $DIFF helloworld.tmp result.tmp
949 ln -s helloworld.zst helloworld.link.zst
950 $EXE_PREFIX ./zstdcat helloworld.link.zst > result.tmp
951 $DIFF helloworld.tmp result.tmp
954 println "testing zcat symlink"
955 ln -sf "$ZSTD_BIN" zcat
956 $EXE_PREFIX ./zcat helloworld.zst > result.tmp
957 $DIFF helloworld.tmp result.tmp
958 $EXE_PREFIX ./zcat helloworld.link.zst > result.tmp
959 $DIFF helloworld.tmp result.tmp
961 rm -f ./*.tmp ./*.zstd
962 println "frame concatenation tests completed"
965 if [ "$isWindows" = false ] && [ "$UNAME" != 'SunOS' ] && [ "$UNAME" != "OpenBSD" ] && [ "$UNAME" != "AIX" ]; then
966 println "\n**** flush write error test **** "
968 println "println foo | zstd > /dev/full"
969 println foo | zstd > /dev/full && die "write error not detected!"
970 println "println foo | zstd | zstd -d > /dev/full"
971 println foo | zstd | zstd -d > /dev/full && die "write error not detected!"
976 if [ "$isWindows" = false ] && [ "$UNAME" != 'SunOS' ] ; then
978 println "\n===> symbolic link test "
980 rm -f hello.tmp world.tmp world2.tmp hello.tmp.zst world.tmp.zst
981 println "hello world" > hello.tmp
982 ln -s hello.tmp world.tmp
983 ln -s hello.tmp world2.tmp
984 zstd world.tmp hello.tmp || true
985 test -f hello.tmp.zst # regular file should have been compressed!
986 test ! -f world.tmp.zst # symbolic link should not have been compressed!
987 zstd world.tmp || true
988 test ! -f world.tmp.zst # symbolic link should not have been compressed!
989 zstd world.tmp world2.tmp || true
990 test ! -f world.tmp.zst # symbolic link should not have been compressed!
991 test ! -f world2.tmp.zst # symbolic link should not have been compressed!
992 zstd world.tmp hello.tmp -f
993 test -f world.tmp.zst # symbolic link should have been compressed with --force
994 rm -f hello.tmp world.tmp world2.tmp hello.tmp.zst world.tmp.zst
999 println "\n===> test sparse file support "
1001 datagen -g5M -P100 > tmpSparse
1002 zstd tmpSparse -c | zstd -dv -o tmpSparseRegen
1003 $DIFF -s tmpSparse tmpSparseRegen
1004 zstd tmpSparse -c | zstd -dv --sparse -c > tmpOutSparse
1005 $DIFF -s tmpSparse tmpOutSparse
1006 zstd tmpSparse -c | zstd -dv --no-sparse -c > tmpOutNoSparse
1007 $DIFF -s tmpSparse tmpOutNoSparse
1008 ls -ls tmpSparse* # look at file size and block size on disk
1009 datagen -s1 -g1200007 -P100 | zstd | zstd -dv --sparse -c > tmpSparseOdd # Odd size file (to not finish on an exact nb of blocks)
1010 datagen -s1 -g1200007 -P100 | $DIFF -s - tmpSparseOdd
1011 ls -ls tmpSparseOdd # look at file size and block size on disk
1012 println "\n Sparse Compatibility with Console :"
1013 println "Hello World 1 !" | zstd | zstd -d -c
1014 println "Hello World 2 !" | zstd | zstd -d | cat
1015 println "\n Sparse Compatibility with Append :"
1016 datagen -P100 -g1M > tmpSparse1M
1017 cat tmpSparse1M tmpSparse1M > tmpSparse2M
1018 zstd -v -f tmpSparse1M -o tmpSparseCompressed
1019 zstd -d -v -f tmpSparseCompressed -o tmpSparseRegenerated
1020 zstd -d -v -f tmpSparseCompressed -c >> tmpSparseRegenerated
1021 ls -ls tmpSparse* # look at file size and block size on disk
1022 $DIFF tmpSparse2M tmpSparseRegenerated
1026 println "\n===> stream-size mode"
1028 datagen -g11000 > tmp
1029 println "test : basic file compression vs sized streaming compression"
1030 file_size=$(zstd -14 -f tmp -o tmp.zst && wc -c < tmp.zst)
1031 stream_size=$(cat tmp | zstd -14 --stream-size=11000 | wc -c)
1032 if [ "$stream_size" -gt "$file_size" ]; then
1033 die "hinted compression larger than expected"
1035 println "test : sized streaming compression and decompression"
1036 cat tmp | zstd -14 -f tmp -o tmp.zst --stream-size=11000
1037 zstd -df tmp.zst -o tmp_decompress
1038 cmp tmp tmp_decompress || die "difference between original and decompressed file"
1039 println "test : incorrect stream size"
1040 cat tmp | zstd -14 -f -o tmp.zst --stream-size=11001 && die "should fail with incorrect stream size"
1042 println "\n===> zstd zero weight dict test "
1044 cp "$TESTDIR/dict-files/zero-weight-dict" tmp_input
1045 zstd -D "$TESTDIR/dict-files/zero-weight-dict" tmp_input
1046 zstd -D "$TESTDIR/dict-files/zero-weight-dict" -d tmp_input.zst -o tmp_decomp
1047 $DIFF tmp_decomp tmp_input
1050 println "\n===> zstd (valid) zero weight dict test "
1052 # 0 has a non-zero weight in the dictionary
1053 echo "0000000000000000000000000" > tmp_input
1054 zstd -D "$TESTDIR/dict-files/zero-weight-dict" tmp_input
1055 zstd -D "$TESTDIR/dict-files/zero-weight-dict" -d tmp_input.zst -o tmp_decomp
1056 $DIFF tmp_decomp tmp_input
1059 println "\n===> size-hint mode"
1061 datagen -g11000 > tmp
1062 datagen -g11000 > tmp2
1064 println "test : basic file compression vs hinted streaming compression"
1065 file_size=$(zstd -14 -f tmp -o tmp.zst && wc -c < tmp.zst)
1066 stream_size=$(cat tmp | zstd -14 --size-hint=11000 | wc -c)
1067 if [ "$stream_size" -ge "$file_size" ]; then
1068 die "hinted compression larger than expected"
1070 println "test : hinted streaming compression and decompression"
1071 cat tmp | zstd -14 -f -o tmp.zst --size-hint=11000
1072 zstd -df tmp.zst -o tmp_decompress
1073 cmp tmp tmp_decompress || die "difference between original and decompressed file"
1074 println "test : hinted streaming compression with dictionary"
1075 cat tmp | zstd -14 -f -D tmpDict --size-hint=11000 | zstd -t -D tmpDict
1076 println "test : multiple file compression with hints and dictionary"
1077 zstd -14 -f -D tmpDict --size-hint=11000 tmp tmp2
1078 zstd -14 -f -o tmp1_.zst -D tmpDict --size-hint=11000 tmp
1079 zstd -14 -f -o tmp2_.zst -D tmpDict --size-hint=11000 tmp2
1080 cmp tmp.zst tmp1_.zst || die "first file's output differs"
1081 cmp tmp2.zst tmp2_.zst || die "second file's output differs"
1082 println "test : incorrect hinted stream sizes"
1083 cat tmp | zstd -14 -f --size-hint=11050 | zstd -t # slightly too high
1084 cat tmp | zstd -14 -f --size-hint=10950 | zstd -t # slightly too low
1085 cat tmp | zstd -14 -f --size-hint=22000 | zstd -t # considerably too high
1086 cat tmp | zstd -14 -f --size-hint=5500 | zstd -t # considerably too low
1087 println "test : allows and interprets K,KB,KiB,M,MB and MiB suffix"
1088 cat tmp | zstd -14 -f --size-hint=11K | zstd -t
1089 cat tmp | zstd -14 -f --size-hint=11KB | zstd -t
1090 cat tmp | zstd -14 -f --size-hint=11KiB | zstd -t
1091 cat tmp | zstd -14 -f --size-hint=1M | zstd -t
1092 cat tmp | zstd -14 -f --size-hint=1MB | zstd -t
1093 cat tmp | zstd -14 -f --size-hint=1MiB | zstd -t
1096 println "\n===> dictionary tests "
1097 println "- Test high/low compressibility corpus training"
1098 datagen -g12M -P90 > tmpCorpusHighCompress
1099 datagen -g12M -P5 > tmpCorpusLowCompress
1100 zstd --train -B2K tmpCorpusHighCompress -o tmpDictHighCompress
1101 zstd --train -B2K tmpCorpusLowCompress -o tmpDictLowCompress
1102 rm -f tmpCorpusHighCompress tmpCorpusLowCompress tmpDictHighCompress tmpDictLowCompress
1103 println "- Test with raw dict (content only) "
1105 datagen -g1M | $MD5SUM > tmp1
1106 datagen -g1M | zstd -D tmpDict | zstd -D tmpDict -dvq | $MD5SUM > tmp2
1108 println "- Create first dictionary "
1109 TESTFILE="$PRGDIR"/zstdcli.c
1110 zstd --train "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict
1112 println "- Test dictionary compression with tmpDict as an input file and dictionary"
1113 zstd -f tmpDict -D tmpDict && die "compression error not detected!"
1114 println "- Dictionary compression roundtrip"
1115 zstd -f tmp -D tmpDict
1116 zstd -d tmp.zst -D tmpDict -fo result
1117 $DIFF "$TESTFILE" result
1118 println "- Dictionary compression with hlog < clog"
1119 zstd -6f tmp -D tmpDict --zstd=clog=25,hlog=23
1120 println "- Dictionary compression with btlazy2 strategy"
1121 zstd -f tmp -D tmpDict --zstd=strategy=6
1122 zstd -d tmp.zst -D tmpDict -fo result
1123 $DIFF "$TESTFILE" result
1124 if [ -e /proc/self/fd/0 ]; then
1125 println "- Test rejecting irregular dictionary file"
1126 cat tmpDict | zstd -f tmp -D /proc/self/fd/0 && die "Piped dictionary should fail!"
1127 cat tmpDict | zstd -d tmp.zst -D /proc/self/fd/0 -f && die "Piped dictionary should fail!"
1131 println "- Test dictionary compression with multithreading "
1132 datagen -g5M | zstd -T2 -D tmpDict | zstd -t -D tmpDict # fails with v1.3.2
1134 println "- Create second (different) dictionary "
1135 zstd --train "$TESTDIR"/*.c "$PRGDIR"/*.c "$PRGDIR"/*.h -o tmpDictC
1136 zstd -d tmp.zst -D tmpDictC -fo result && die "wrong dictionary not detected!"
1137 println "- Create dictionary with short dictID"
1138 zstd --train "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID=1 -o tmpDict1
1139 cmp tmpDict tmpDict1 && die "dictionaries should have different ID !"
1140 println "- Create dictionary with wrong dictID parameter order (must fail)"
1141 zstd --train "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID -o 1 tmpDict1 && die "wrong order : --dictID must be followed by argument "
1142 println "- Create dictionary with size limit"
1143 zstd --train "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict2 --maxdict=4K -v
1144 println "- Create dictionary with small size limit"
1145 zstd --train "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict3 --maxdict=1K -v
1146 println "- Create dictionary with wrong parameter order (must fail)"
1147 zstd --train "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict3 --maxdict -v 4K && die "wrong order : --maxdict must be followed by argument "
1148 println "- Compress without dictID"
1149 zstd -f tmp -D tmpDict1 --no-dictID
1150 zstd -d tmp.zst -D tmpDict -fo result
1151 $DIFF "$TESTFILE" result
1152 println "- Compress multiple files with dictionary"
1155 cp "$TESTDIR"/*.c dirTestDict
1156 cp "$PRGDIR"/*.c dirTestDict
1157 cp "$PRGDIR"/*.h dirTestDict
1158 $MD5SUM dirTestDict/* > tmph1
1159 zstd -f --rm dirTestDict/* -D tmpDictC
1160 zstd -d --rm dirTestDict/*.zst -D tmpDictC # note : use internal checksum by default
1162 Darwin) println "md5sum -c not supported on OS-X : test skipped" ;; # not compatible with OS-X's md5
1163 *) $MD5SUM -c tmph1 ;;
1166 println "- dictionary builder on bogus input"
1167 println "Hello World" > tmp
1168 zstd --train-legacy -q tmp && die "Dictionary training should fail : not enough input source"
1169 datagen -P0 -g10M > tmp
1170 zstd --train-legacy -q tmp && die "Dictionary training should fail : source is pure noise"
1171 println "- Test -o before --train"
1172 rm -f tmpDict dictionary
1173 zstd -o tmpDict --train "$TESTDIR"/*.c "$PRGDIR"/*.c
1175 zstd --train "$TESTDIR"/*.c "$PRGDIR"/*.c
1179 println "- Create dictionary with multithreading enabled"
1180 zstd --train -T0 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict
1182 rm -f tmp* dictionary
1184 println "- Test --memory for dictionary compression"
1185 datagen -g12M -P90 > tmpCorpusHighCompress
1186 zstd --train -B2K tmpCorpusHighCompress -o tmpDictHighCompress --memory=10K && die "Dictionary training should fail : --memory too low (10K)"
1187 zstd --train -B2K tmpCorpusHighCompress -o tmpDictHighCompress --memory=5MB 2> zstTrainWithMemLimitStdErr
1188 cat zstTrainWithMemLimitStdErr | $GREP "setting manual memory limit for dictionary training data at 5 MB"
1189 cat zstTrainWithMemLimitStdErr | $GREP "Training samples set too large (12 MB); training on 5 MB only..."
1190 rm zstTrainWithMemLimitStdErr
1192 println "\n===> fastCover dictionary builder : advanced options "
1193 TESTFILE="$PRGDIR"/zstdcli.c
1195 println "- Create first dictionary"
1196 zstd --train-fastcover=k=46,d=8,f=15,split=80 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict
1198 zstd -f tmp -D tmpDict
1199 zstd -d tmp.zst -D tmpDict -fo result
1200 $DIFF "$TESTFILE" result
1201 println "- Create second (different) dictionary"
1202 zstd --train-fastcover=k=56,d=8 "$TESTDIR"/*.c "$PRGDIR"/*.c "$PRGDIR"/*.h -o tmpDictC
1203 zstd -d tmp.zst -D tmpDictC -fo result && die "wrong dictionary not detected!"
1204 zstd --train-fastcover=k=56,d=8 && die "Create dictionary without input file"
1205 println "- Create dictionary with short dictID"
1206 zstd --train-fastcover=k=46,d=8,f=15,split=80 "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID=1 -o tmpDict1
1207 cmp tmpDict tmpDict1 && die "dictionaries should have different ID !"
1208 println "- Create dictionaries with shrink-dict flag enabled"
1209 zstd --train-fastcover=steps=1,shrink "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpShrinkDict
1210 zstd --train-fastcover=steps=1,shrink=1 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpShrinkDict1
1211 zstd --train-fastcover=steps=1,shrink=5 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpShrinkDict2
1212 zstd --train-fastcover=shrink=5,steps=1 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpShrinkDict3
1213 println "- Create dictionary with size limit"
1214 zstd --train-fastcover=steps=1 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict2 --maxdict=4K
1215 println "- Create dictionary using all samples for both training and testing"
1216 zstd --train-fastcover=k=56,d=8,split=100 -r "$TESTDIR"/*.c "$PRGDIR"/*.c
1217 println "- Create dictionary using f=16"
1218 zstd --train-fastcover=k=56,d=8,f=16 -r "$TESTDIR"/*.c "$PRGDIR"/*.c
1219 zstd --train-fastcover=k=56,d=8,accel=15 -r "$TESTDIR"/*.c "$PRGDIR"/*.c && die "Created dictionary using accel=15"
1220 println "- Create dictionary using accel=2"
1221 zstd --train-fastcover=k=56,d=8,accel=2 -r "$TESTDIR"/*.c "$PRGDIR"/*.c
1222 println "- Create dictionary using accel=10"
1223 zstd --train-fastcover=k=56,d=8,accel=10 -r "$TESTDIR"/*.c "$PRGDIR"/*.c
1224 println "- Create dictionary with multithreading"
1225 zstd --train-fastcover -T4 -r "$TESTDIR"/*.c "$PRGDIR"/*.c
1226 println "- Test -o before --train-fastcover"
1227 rm -f tmpDict dictionary
1228 zstd -o tmpDict --train-fastcover=k=56,d=8 "$TESTDIR"/*.c "$PRGDIR"/*.c
1230 zstd --train-fastcover=k=56,d=8 "$TESTDIR"/*.c "$PRGDIR"/*.c
1232 rm -f tmp* dictionary
1235 println "\n===> legacy dictionary builder "
1237 TESTFILE="$PRGDIR"/zstdcli.c
1239 println "- Create first dictionary"
1240 zstd --train-legacy=selectivity=8 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict
1242 zstd -f tmp -D tmpDict
1243 zstd -d tmp.zst -D tmpDict -fo result
1244 $DIFF "$TESTFILE" result
1245 zstd --train-legacy=s=8 && die "Create dictionary without input files (should error)"
1246 println "- Create second (different) dictionary"
1247 zstd --train-legacy=s=5 "$TESTDIR"/*.c "$PRGDIR"/*.c "$PRGDIR"/*.h -o tmpDictC
1248 zstd -d tmp.zst -D tmpDictC -fo result && die "wrong dictionary not detected!"
1249 println "- Create dictionary with short dictID"
1250 zstd --train-legacy -s5 "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID=1 -o tmpDict1
1251 cmp tmpDict tmpDict1 && die "dictionaries should have different ID !"
1252 println "- Create dictionary with size limit"
1253 zstd --train-legacy -s9 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict2 --maxdict=4K
1254 println "- Test -o before --train-legacy"
1255 rm -f tmpDict dictionary
1256 zstd -o tmpDict --train-legacy "$TESTDIR"/*.c "$PRGDIR"/*.c
1258 zstd --train-legacy "$TESTDIR"/*.c "$PRGDIR"/*.c
1260 rm -f tmp* dictionary
1263 println "\n===> integrity tests "
1265 println "test one file (tmp1.zst) "
1269 zstd --test tmp1.zst
1270 println "test multiple files (*.zst) "
1272 println "test bad files (*) "
1273 zstd -t ./* && die "bad files not detected !"
1274 zstd -t tmp1 && die "bad file not detected !"
1276 zstd -t tmp2.zst && die "bad file not detected !"
1278 zstd -t tmp3 && die "bad file not detected !" # detects 0-sized files as bad
1279 println "test --rm and --test combined "
1280 zstd -t --rm tmp1.zst
1281 test -f tmp1.zst # check file is still present
1282 cp tmp1.zst tmp2.zst
1283 zstd -t tmp1.zst tmp2.zst --rm
1284 test -f tmp1.zst # check file is still present
1285 test -f tmp2.zst # check file is still present
1286 split -b16384 tmp1.zst tmpSplit.
1287 zstd -t tmpSplit.* && die "bad file not detected !"
1288 datagen | zstd -c | zstd -t
1291 println "\n===> golden files tests "
1293 zstd -t -r "$TESTDIR/golden-decompression"
1294 zstd -c -r "$TESTDIR/golden-compression" | zstd -t
1295 zstd -D "$TESTDIR/golden-dictionaries/http-dict-missing-symbols" "$TESTDIR/golden-compression/http" -c | zstd -D "$TESTDIR/golden-dictionaries/http-dict-missing-symbols" -t
1298 println "\n===> benchmark mode tests "
1300 println "bench one file"
1303 println "bench multiple levels"
1305 println "bench negative level"
1306 zstd -bi0 --fast tmp1
1307 println "with recursive and quiet modes"
1309 println "benchmark decompression only"
1311 zstd -b -d -i0 tmp1.zst
1312 println "benchmark can fail - decompression on invalid data"
1313 zstd -b -d -i0 tmp1 && die "invalid .zst data => benchmark should have failed"
1316 zstd --format=gzip -V || GZIPMODE=0
1317 if [ $GZIPMODE -eq 1 ]; then
1318 println "benchmark mode is only compatible with zstd"
1319 zstd --format=gzip -b tmp1 && die "-b should be incompatible with gzip format!"
1322 println "\n===> zstd compatibility tests "
1326 zstd --format=zstd -f tmp
1330 println "\n===> gzip compatibility tests "
1333 zstd --format=gzip -V || GZIPMODE=0
1334 if [ $GZIPMODE -eq 1 ]; then
1335 println "gzip support detected"
1337 gzip -V || GZIPEXE=0
1338 if [ $GZIPEXE -eq 1 ]; then
1340 zstd --format=gzip -f tmp
1343 zstd -d -f -v tmp.gz
1346 println "gzip binary not detected"
1349 println "gzip mode not supported"
1353 println "\n===> gzip frame tests "
1355 if [ $GZIPMODE -eq 1 ]; then
1357 zstd -f --format=gzip tmp
1359 cat tmp.gz tmp.zst tmp.gz tmp.zst | zstd -d -f -o tmp
1360 truncateLastByte tmp.gz | zstd -t > $INTOVOID && die "incomplete frame not detected !"
1363 println "gzip mode not supported"
1366 if [ $GZIPMODE -eq 1 ]; then
1369 zstd --format=gzip --format=zstd -f tmp
1373 println "\n===> xz compatibility tests "
1376 zstd --format=xz -V || LZMAMODE=0
1377 if [ $LZMAMODE -eq 1 ]; then
1378 println "xz support detected"
1380 xz -Q -V && lzma -Q -V || XZEXE=0
1381 if [ $XZEXE -eq 1 ]; then
1382 println "Testing zstd xz and lzma support"
1384 zstd --format=lzma -f tmp
1385 zstd --format=xz -f tmp
1387 xz -Q -t -v tmp.lzma
1389 lzma -Q -f -k --lzma1 tmp
1390 zstd -d -f -v tmp.xz
1391 zstd -d -f -v tmp.lzma
1393 println "Creating symlinks"
1394 ln -s "$ZSTD_BIN" ./xz
1395 ln -s "$ZSTD_BIN" ./unxz
1396 ln -s "$ZSTD_BIN" ./lzma
1397 ln -s "$ZSTD_BIN" ./unlzma
1398 println "Testing xz and lzma symlinks"
1404 println "Testing unxz and unlzma symlinks"
1409 rm -f xz unxz lzma unlzma
1412 println "xz binary not detected"
1415 println "xz mode not supported"
1419 println "\n===> xz frame tests "
1421 if [ $LZMAMODE -eq 1 ]; then
1423 zstd -f --format=xz tmp
1424 zstd -f --format=lzma tmp
1426 cat tmp.xz tmp.lzma tmp.zst tmp.lzma tmp.xz tmp.zst | zstd -d -f -o tmp
1427 truncateLastByte tmp.xz | zstd -t > $INTOVOID && die "incomplete frame not detected !"
1428 truncateLastByte tmp.lzma | zstd -t > $INTOVOID && die "incomplete frame not detected !"
1431 println "xz mode not supported"
1434 println "\n===> lz4 compatibility tests "
1437 zstd --format=lz4 -V || LZ4MODE=0
1438 if [ $LZ4MODE -eq 1 ]; then
1439 println "lz4 support detected"
1442 if [ $LZ4EXE -eq 1 ]; then
1444 zstd --format=lz4 -f tmp
1446 lz4 -f -m tmp # ensure result is sent into tmp.lz4, not stdout
1447 zstd -d -f -v tmp.lz4
1450 println "lz4 binary not detected"
1453 println "lz4 mode not supported"
1457 if [ $LZ4MODE -eq 1 ]; then
1458 println "\n===> lz4 frame tests "
1460 zstd -f --format=lz4 tmp
1462 cat tmp.lz4 tmp.zst tmp.lz4 tmp.zst | zstd -d -f -o tmp
1463 truncateLastByte tmp.lz4 | zstd -t > $INTOVOID && die "incomplete frame not detected !"
1466 println "\nlz4 mode not supported"
1470 println "\n===> suffix list test"
1472 ! zstd -d tmp.abc 2> tmplg
1474 if [ $GZIPMODE -ne 1 ]; then
1475 $GREP ".gz" tmplg > $INTOVOID && die "Unsupported suffix listed"
1478 if [ $LZMAMODE -ne 1 ]; then
1479 $GREP ".lzma" tmplg > $INTOVOID && die "Unsupported suffix listed"
1480 $GREP ".xz" tmplg > $INTOVOID && die "Unsupported suffix listed"
1483 if [ $LZ4MODE -ne 1 ]; then
1484 $GREP ".lz4" tmplg > $INTOVOID && die "Unsupported suffix listed"
1488 zstd tmp1 -o tmp1.zstd
1489 zstd -d -f tmp1.zstd # support .zstd suffix even though it's not the default suffix
1491 println "\n===> tar extension tests "
1493 rm -f tmp tmp.tar tmp.tzst tmp.tgz tmp.txz tmp.tlz4 tmp1.zstd
1497 zstd tmp.tar -o tmp.tzst
1500 [ -e tmp.tar ] || die ".tzst failed to decompress to .tar!"
1501 rm -f tmp.tar tmp.tzst
1503 if [ $GZIPMODE -eq 1 ]; then
1504 tar -f - -c tmp | gzip > tmp.tgz
1506 [ -e tmp.tar ] || die ".tgz failed to decompress to .tar!"
1507 rm -f tmp.tar tmp.tgz
1510 if [ $LZMAMODE -eq 1 ]; then
1511 tar -f - -c tmp | zstd --format=xz > tmp.txz
1513 [ -e tmp.tar ] || die ".txz failed to decompress to .tar!"
1514 rm -f tmp.tar tmp.txz
1517 if [ $LZ4MODE -eq 1 ]; then
1518 tar -f - -c tmp | zstd --format=lz4 > tmp.tlz4
1520 [ -e tmp.tar ] || die ".tlz4 failed to decompress to .tar!"
1521 rm -f tmp.tar tmp.tlz4
1524 touch tmp.t tmp.tz tmp.tzs
1530 println "\n===> zstd round-trip tests "
1533 roundTripTest -g15K # TableID==3
1534 roundTripTest -g127K # TableID==2
1535 roundTripTest -g255K # TableID==1
1536 roundTripTest -g522K # TableID==0
1537 roundTripTest -g519K 6 # greedy, hash chain
1538 roundTripTest -g517K 16 # btlazy2
1539 roundTripTest -g516K 19 # btopt
1541 fileRoundTripTest -g500K
1543 println "\n===> zstd long distance matching round-trip tests "
1544 roundTripTest -g0 "2 --single-thread --long"
1545 roundTripTest -g1000K "1 --single-thread --long"
1546 roundTripTest -g517K "6 --single-thread --long"
1547 roundTripTest -g516K "16 --single-thread --long"
1548 roundTripTest -g518K "19 --single-thread --long"
1549 roundTripTest -g2M "22 --single-thread --ultra --long"
1550 fileRoundTripTest -g5M "3 --single-thread --long"
1553 roundTripTest -g96K "5 --single-thread"
1556 println "\n===> zstdmt round-trip tests "
1557 roundTripTest -g4M "1 -T0"
1558 roundTripTest -g4M "1 -T0 --auto-threads=physical"
1559 roundTripTest -g4M "1 -T0 --auto-threads=logical"
1560 roundTripTest -g8M "3 -T2"
1561 roundTripTest -g8M "19 --long"
1562 roundTripTest -g8000K "2 --threads=2"
1563 fileRoundTripTest -g4M "19 -T2 -B1M"
1565 println "\n===> zstdmt long distance matching round-trip tests "
1566 roundTripTest -g8M "3 --long=24 -T2"
1568 println "\n===> zstdmt environment variable tests "
1569 echo "multifoo" >> mt_tmp
1570 ZSTD_NBTHREADS=-3 zstd -f mt_tmp # negative value, warn and revert to default setting
1571 ZSTD_NBTHREADS='' zstd -f mt_tmp # empty env var, warn and revert to default setting
1572 ZSTD_NBTHREADS=- zstd -f mt_tmp # malformed env var, warn and revert to default setting
1573 ZSTD_NBTHREADS=a zstd -f mt_tmp # malformed env var, warn and revert to default setting
1574 ZSTD_NBTHREADS=+a zstd -f mt_tmp # malformed env var, warn and revert to default setting
1575 ZSTD_NBTHREADS=3a7 zstd -f mt_tmp # malformed env var, warn and revert to default setting
1576 ZSTD_NBTHREADS=50000000000 zstd -f mt_tmp # numeric value too large, warn and revert to default setting=
1577 ZSTD_NBTHREADS=2 zstd -f mt_tmp # correct usage
1578 ZSTD_NBTHREADS=1 zstd -f mt_tmp # correct usage: single thread
1579 # temporary envvar changes in the above tests would actually persist in macos /bin/sh
1580 unset ZSTD_NBTHREADS
1583 println "\n===> ovLog tests "
1585 refSize=$(zstd tmp -6 -c --zstd=wlog=18 | wc -c)
1586 ov9Size=$(zstd tmp -6 -c --zstd=wlog=18,ovlog=9 | wc -c)
1587 ov1Size=$(zstd tmp -6 -c --zstd=wlog=18,ovlog=1 | wc -c)
1588 if [ "$refSize" -eq "$ov9Size" ]; then
1589 echo ov9Size should be different from refSize
1592 if [ "$refSize" -eq "$ov1Size" ]; then
1593 echo ov1Size should be different from refSize
1596 if [ "$ov9Size" -ge "$ov1Size" ]; then
1597 echo ov9Size="$ov9Size" should be smaller than ov1Size="$ov1Size"
1602 println "\n===> no multithreading, skipping zstdmt tests "
1607 println "\n===> zstd --list/-l single frame tests "
1613 zstd -lv ./*.zst | $GREP "Decompressed Size:" # check that decompressed size is present in header
1615 zstd --list -v ./*.zst
1617 println "\n===> zstd --list/-l multiple frame tests "
1618 cat tmp1.zst tmp2.zst > tmp12.zst
1619 cat tmp12.zst tmp3.zst > tmp123.zst
1623 println "\n===> zstd --list/-l error detection tests "
1624 zstd -l tmp1 tmp1.zst && die "-l must fail on non-zstd file"
1625 zstd --list tmp* && die "-l must fail on non-zstd file"
1626 zstd -lv tmp1* && die "-l must fail on non-zstd file"
1627 zstd --list -v tmp2 tmp12.zst && die "-l must fail on non-zstd file"
1629 println "test : detect truncated compressed file "
1630 TEST_DATA_FILE=truncatable-input.txt
1631 FULL_COMPRESSED_FILE=${TEST_DATA_FILE}.zst
1632 TRUNCATED_COMPRESSED_FILE=truncated-input.txt.zst
1633 datagen -g50000 > $TEST_DATA_FILE
1634 zstd -f $TEST_DATA_FILE -o $FULL_COMPRESSED_FILE
1635 dd bs=1 count=100 if=$FULL_COMPRESSED_FILE of=$TRUNCATED_COMPRESSED_FILE
1636 zstd --list $TRUNCATED_COMPRESSED_FILE && die "-l must fail on truncated file"
1638 rm -f $TEST_DATA_FILE
1639 rm -f $FULL_COMPRESSED_FILE
1640 rm -f $TRUNCATED_COMPRESSED_FILE
1642 println "\n===> zstd --list/-l errors when presented with stdin / no files"
1643 zstd -l && die "-l must fail on empty list of files"
1644 zstd -l - && die "-l does not work on stdin"
1645 zstd -l < tmp1.zst && die "-l does not work on stdin"
1646 zstd -l - < tmp1.zst && die "-l does not work on stdin"
1647 zstd -l - tmp1.zst && die "-l does not work on stdin"
1648 zstd -l - tmp1.zst < tmp1.zst && die "-l does not work on stdin"
1649 zstd -l tmp1.zst < tmp2.zst # this will check tmp1.zst, but not tmp2.zst, which is not an error : zstd simply doesn't read stdin in this case. It must not error just because stdin is not a tty
1651 println "\n===> zstd --list/-l test with null files "
1655 zstd -l tmp5* && die "-l must fail on non-zstd file"
1656 zstd -lv tmp5.zst | $GREP "Decompressed Size: 0 B (0 B)" # check that 0 size is present in header
1657 zstd -lv tmp5* && die "-l must fail on non-zstd file"
1659 println "\n===> zstd --list/-l test with no content size field "
1660 datagen -g513K | zstd > tmp6.zst
1662 zstd -lv tmp6.zst | $GREP "Decompressed Size:" && die "Field :Decompressed Size: should not be available in this compressed file"
1664 println "\n===> zstd --list/-l test with no checksum "
1665 zstd -f --no-check tmp1
1669 println "\n===> zstd trace tests "
1670 zstd -f --trace tmp.trace tmp1
1671 zstd -f --trace tmp.trace tmp1 tmp2 tmp3
1672 zstd -f --trace tmp.trace tmp1 tmp2 tmp3 -o /dev/null
1673 zstd -f --trace tmp.trace tmp1 tmp2 tmp3 --single-thread
1674 zstd -f --trace tmp.trace -D tmp1 tmp2 tmp3 -o /dev/null
1675 zstd -f --trace tmp.trace -D tmp1 tmp2 tmp3 -o /dev/null --single-thread
1676 zstd --trace tmp.trace -t tmp1.zst
1677 zstd --trace tmp.trace -t tmp1.zst tmp2.zst
1678 zstd -f --trace tmp.trace -d tmp1.zst
1679 zstd -f --trace tmp.trace -d tmp1.zst tmp2.zst tmp3.zst
1680 zstd -D tmp1 tmp2 -c | zstd --trace tmp.trace -t -D tmp1
1681 zstd -b1e10i0 --trace tmp.trace tmp1
1682 zstd -b1e10i0 --trace tmp.trace tmp1 tmp2 tmp3
1687 println "\n===> zstd long distance matching tests "
1688 roundTripTest -g0 " --single-thread --long"
1689 roundTripTest -g9M "2 --single-thread --long"
1690 # Test parameter parsing
1691 roundTripTest -g1M -P50 "1 --single-thread --long=29" " --memory=512MB"
1692 roundTripTest -g1M -P50 "1 --single-thread --long=29 --zstd=wlog=28" " --memory=256MB"
1693 roundTripTest -g1M -P50 "1 --single-thread --long=29" " --long=28 --memory=512MB"
1694 roundTripTest -g1M -P50 "1 --single-thread --long=29" " --zstd=wlog=28 --memory=512MB"
1697 if [ "$ZSTD_LIB_EXCLUDE_COMPRESSORS_DFAST_AND_UP" -ne "1" ]; then
1698 println "\n===> zstd long distance matching with optimal parser compressed size tests "
1699 optCSize16=$(datagen -g511K | zstd -16 -c | wc -c)
1700 longCSize16=$(datagen -g511K | zstd -16 --long -c | wc -c)
1701 optCSize19=$(datagen -g2M | zstd -19 -c | wc -c)
1702 longCSize19=$(datagen -g2M | zstd -19 --long -c | wc -c)
1703 optCSize19wlog23=$(datagen -g2M | zstd -19 -c --zstd=wlog=23 | wc -c)
1704 longCSize19wlog23=$(datagen -g2M | zstd -19 -c --long=23 | wc -c)
1705 if [ "$longCSize16" -gt "$optCSize16" ]; then
1706 echo using --long on compression level 16 should not cause compressed size regression
1708 elif [ "$longCSize19" -gt "$optCSize19" ]; then
1709 echo using --long on compression level 19 should not cause compressed size regression
1711 elif [ "$longCSize19wlog23" -gt "$optCSize19wlog23" ]; then
1712 echo using --long on compression level 19 with wLog=23 should not cause compressed size regression
1717 println "\n===> zstd asyncio tests "
1720 datagen -g2M -s$2 >> tmp_uncompressed
1721 datagen -g2M -s$2 | zstd -1 --format=$1 >> tmp_compressed.zst
1730 roundTripTest -g2M "3 --asyncio --format=$1"
1731 roundTripTest -g2M "3 --no-asyncio --format=$1"
1734 rm -f tmp_compressed tmp_uncompressed
1737 if [ $GZIPMODE -eq 1 ]; then
1741 if [ $LZMAMODE -eq 1 ]; then
1745 if [ $LZ4MODE -eq 1 ]; then
1749 cat tmp_uncompressed | $MD5SUM > tmp2
1750 zstd -d tmp_compressed.zst --asyncio -c | $MD5SUM > tmp1
1753 zstd -d tmp_compressed.zst --no-asyncio -c | $MD5SUM > tmp1
1756 if [ "$1" != "--test-large-data" ]; then
1757 println "Skipping large data tests"
1762 #############################################################################
1767 println "\n===> adaptive mode "
1768 roundTripTest -g270000000 " --adapt"
1769 roundTripTest -g27000000 " --adapt=min=1,max=4"
1770 roundTripTest -g27000000 " --adapt=min=-2,max=-1"
1771 println "===> test: --adapt must fail on incoherent bounds "
1773 zstd --adapt= tmp && die "invalid compression parameter"
1774 zstd -f -vv --adapt=min=10,max=9 tmp && die "--adapt must fail on incoherent bounds"
1776 println "\n===> rsyncable mode "
1777 roundTripTest -g10M " --rsyncable"
1778 roundTripTest -g10M " --rsyncable -B100K"
1779 println "===> test: --rsyncable must fail with --single-thread"
1780 zstd -f -vv --rsyncable --single-thread tmp && die "--rsyncable must fail with --single-thread"
1783 println "\n===> patch-from=origin tests"
1784 datagen -g1000 -P50 > tmp_dict
1785 datagen -g1000 -P10 > tmp_patch
1786 zstd --patch-from=tmp_dict tmp_patch -o tmp_patch_diff
1787 zstd -d --patch-from=tmp_dict tmp_patch_diff -o tmp_patch_recon
1788 $DIFF -s tmp_patch_recon tmp_patch
1790 println "\n===> alternate syntax: patch-from origin"
1791 zstd -f --patch-from tmp_dict tmp_patch -o tmp_patch_diff
1792 zstd -df --patch-from tmp_dict tmp_patch_diff -o tmp_patch_recon
1793 $DIFF -s tmp_patch_recon tmp_patch
1796 println "\n===> patch-from recursive tests"
1798 datagen > tmp_dir/tmp1
1799 datagen > tmp_dir/tmp2
1801 zstd --patch-from=tmp_dict -r tmp_dir && die
1804 println "\n===> patch-from long mode trigger larger file test"
1805 if [ "$ZSTD_LIB_EXCLUDE_COMPRESSORS_DFAST_AND_UP" -eq "1" ]; then
1806 # if binary tree strategies are excluded, the threshold is different
1807 datagen -g10000000 > tmp_dict
1808 datagen -g10000000 > tmp_patch
1810 datagen -g5000000 > tmp_dict
1811 datagen -g5000000 > tmp_patch
1813 zstd -15 --patch-from=tmp_dict tmp_patch 2>&1 | $GREP "long mode automatically triggered"
1816 println "\n===> patch-from very large dictionary and file test"
1817 datagen -g550000000 -P0 > tmp_dict
1818 datagen -g100000000 -P1 > tmp_patch
1819 zstd --long=30 -1f --patch-from tmp_dict tmp_patch
1820 zstd --long=30 -df --patch-from tmp_dict tmp_patch.zst -o tmp_patch_recon
1821 $DIFF -s tmp_patch_recon tmp_patch
1824 println "\n===> patch-from --stream-size test"
1825 datagen -g1000 -P50 > tmp_dict
1826 datagen -g1000 -P10 > tmp_patch
1827 cat tmp_patch | zstd -f --patch-from=tmp_dict -c -o tmp_patch_diff && die
1828 cat tmp_patch | zstd -f --patch-from=tmp_dict --stream-size=1000 -c -o tmp_patch_diff
1831 println "\n===> large files tests "
1833 roundTripTest -g270000000 1
1834 roundTripTest -g250000000 2
1835 roundTripTest -g230000000 3
1837 roundTripTest -g140000000 -P60 4
1838 roundTripTest -g130000000 -P62 5
1839 roundTripTest -g120000000 -P65 6
1841 roundTripTest -g70000000 -P70 7
1842 roundTripTest -g60000000 -P71 8
1843 roundTripTest -g50000000 -P73 9
1845 roundTripTest -g35000000 -P75 10
1846 roundTripTest -g30000000 -P76 11
1847 roundTripTest -g25000000 -P78 12
1849 roundTripTest -g18000013 -P80 13
1850 roundTripTest -g18000014 -P80 14
1851 roundTripTest -g18000015 -P81 15
1852 roundTripTest -g18000016 -P84 16
1853 roundTripTest -g18000017 -P88 17
1854 roundTripTest -g18000018 -P94 18
1855 roundTripTest -g18000019 -P96 19
1857 roundTripTest -g5000000000 -P99 "1 --zstd=wlog=25"
1858 roundTripTest -g3700000000 -P0 "1 --zstd=strategy=6,wlog=25" # ensure btlazy2 can survive an overflow rescale
1860 fileRoundTripTest -g4193M -P99 1
1863 println "\n===> zstd long, long distance matching round-trip tests "
1864 roundTripTest -g270000000 "1 --single-thread --long"
1865 roundTripTest -g130000000 -P60 "5 --single-thread --long"
1866 roundTripTest -g35000000 -P70 "8 --single-thread --long"
1867 roundTripTest -g18000001 -P80 "18 --single-thread --long"
1868 # Test large window logs
1869 roundTripTest -g700M -P50 "1 --single-thread --long=29"
1870 roundTripTest -g600M -P50 "1 --single-thread --long --zstd=wlog=29,clog=28"
1875 println "\n===> zstdmt long round-trip tests "
1876 roundTripTest -g80000000 -P99 "19 -T2" " "
1877 roundTripTest -g5000000000 -P99 "1 -T2" " "
1878 roundTripTest -g500000000 -P97 "1 -T999" " "
1879 fileRoundTripTest -g4103M -P98 " -T0" " "
1880 roundTripTest -g400000000 -P97 "1 --long=24 -T2" " "
1881 # Exposes the bug in https://github.com/facebook/zstd/pull/1678
1882 # This test fails on 4 different travis builds at the time of writing
1883 # because it needs to allocate 8 GB of memory.
1884 # roundTripTest -g10G -P99 "1 -T1 --long=31 --zstd=clog=27 --fast=1000"
1886 println "\n**** no multithreading, skipping zstdmt tests **** "
1890 println "\n===> cover dictionary builder : advanced options "
1892 TESTFILE="$PRGDIR"/zstdcli.c
1894 println "- Create first dictionary"
1895 zstd --train-cover=k=46,d=8,split=80 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict
1897 zstd -f tmp -D tmpDict
1898 zstd -f tmp -D tmpDict --patch-from=tmpDict && die "error: can't use -D and --patch-from=#at the same time"
1899 zstd -d tmp.zst -D tmpDict -fo result
1900 $DIFF "$TESTFILE" result
1901 zstd --train-cover=k=56,d=8 && die "Create dictionary without input file (should error)"
1902 println "- Create second (different) dictionary"
1903 zstd --train-cover=k=56,d=8 "$TESTDIR"/*.c "$PRGDIR"/*.c "$PRGDIR"/*.h -o tmpDictC
1904 zstd -d tmp.zst -D tmpDictC -fo result && die "wrong dictionary not detected!"
1905 println "- Create dictionary using shrink-dict flag"
1906 zstd --train-cover=steps=256,shrink "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID=1 -o tmpShrinkDict
1907 zstd --train-cover=steps=256,shrink=1 "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID=1 -o tmpShrinkDict1
1908 zstd --train-cover=steps=256,shrink=5 "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID=1 -o tmpShrinkDict2
1909 zstd --train-cover=shrink=5,steps=256 "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID=1 -o tmpShrinkDict3
1910 println "- Create dictionary with short dictID"
1911 zstd --train-cover=k=46,d=8,split=80 "$TESTDIR"/*.c "$PRGDIR"/*.c --dictID=1 -o tmpDict1
1912 cmp tmpDict tmpDict1 && die "dictionaries should have different ID !"
1913 println "- Create dictionary with size limit"
1914 zstd --train-cover=steps=8 "$TESTDIR"/*.c "$PRGDIR"/*.c -o tmpDict2 --maxdict=4K
1915 println "- Compare size of dictionary from 90% training samples with 80% training samples"
1916 zstd --train-cover=split=90 -r "$TESTDIR"/*.c "$PRGDIR"/*.c
1917 zstd --train-cover=split=80 -r "$TESTDIR"/*.c "$PRGDIR"/*.c
1918 println "- Create dictionary using all samples for both training and testing"
1919 zstd --train-cover=split=100 -r "$TESTDIR"/*.c "$PRGDIR"/*.c
1920 println "- Test -o before --train-cover"
1921 rm -f tmpDict dictionary
1922 zstd -o tmpDict --train-cover "$TESTDIR"/*.c "$PRGDIR"/*.c
1924 zstd --train-cover "$TESTDIR"/*.c "$PRGDIR"/*.c
1926 rm -f tmp* dictionary