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Merge pull request #1214 from jennifermliu/dev

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Make --fast=0 fail
This commit is contained in:
Yann Collet
2018-06-27 18:53:39 -07:00
committed by GitHub
parent 0402fa9186 1ab57a7ce1
commit a2c3a4cd0e
2 changed files with 7 additions and 4 deletions
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4
programs/zstdcli.c
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@@ -561,13 +561,15 @@ int main(int argCount, const char* argv[])
continue; continue;
} }
if (longCommandWArg(&argument, "--fast")) { if (longCommandWArg(&argument, "--fast")) {
/* Parse optional window log */ /* Parse optional acceleration factor */
if (*argument == '=') { if (*argument == '=') {
U32 fastLevel; U32 fastLevel;
++argument; ++argument;
fastLevel = readU32FromChar(&argument); fastLevel = readU32FromChar(&argument);
if (fastLevel) { if (fastLevel) {
dictCLevel = cLevel = -(int)fastLevel; dictCLevel = cLevel = -(int)fastLevel;
} else {
CLEAN_RETURN(badusage(programName));
} }
} else if (*argument != 0) { } else if (*argument != 0) {
/* Invalid character following --fast */ /* Invalid character following --fast */

1
tests/playTests.sh
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@@ -108,6 +108,7 @@ $ECHO "test : --fast aka negative compression levels"
$ZSTD --fast -f tmp # == -1 $ZSTD --fast -f tmp # == -1
$ZSTD --fast=3 -f tmp # == -3 $ZSTD --fast=3 -f tmp # == -3
$ZSTD --fast=200000 -f tmp # == no compression $ZSTD --fast=200000 -f tmp # == no compression
! $ZSTD -c --fast=0 tmp > $INTOVOID # should fail
$ECHO "test : too large numeric argument" $ECHO "test : too large numeric argument"
$ZSTD --fast=9999999999 -f tmp && die "should have refused numeric value" $ZSTD --fast=9999999999 -f tmp && die "should have refused numeric value"
$ECHO "test : compress to stdout" $ECHO "test : compress to stdout"