1*01826a49SYabin Cui 2*01826a49SYabin Cuidatagen > file 3*01826a49SYabin Cui 4*01826a49SYabin Cui# Compress with various levels and ensure that their sizes are ordered 5*01826a49SYabin Cuizstd --fast=10 file -o file-f10.zst -q 6*01826a49SYabin Cuizstd --fast=1 file -o file-f1.zst -q 7*01826a49SYabin Cuizstd -1 file -o file-1.zst -q 8*01826a49SYabin Cuizstd -19 file -o file-19.zst -q 9*01826a49SYabin Cui 10*01826a49SYabin Cuizstd -t file-f10.zst file-f1.zst file-1.zst file-19.zst 11*01826a49SYabin Cui4 files decompressed : 262148 bytes total 12*01826a49SYabin Cui 13*01826a49SYabin Cuicmp_size -lt file-19.zst file-1.zst 14*01826a49SYabin Cuicmp_size -lt file-1.zst file-f1.zst 15*01826a49SYabin Cuicmp_size -lt file-f1.zst file-f10.zst 16*01826a49SYabin Cui 17*01826a49SYabin Cui# Test default levels 18*01826a49SYabin Cuizstd --fast file -f -q 19*01826a49SYabin Cuicmp file.zst file-f1.zst || die "--fast is not level -1" 20*01826a49SYabin Cui 21*01826a49SYabin Cuizstd -0 file -o file-0.zst -q 22*01826a49SYabin Cuizstd -f file -q 23*01826a49SYabin Cuicmp file.zst file-0.zst || die "Level 0 is not the default level" 24*01826a49SYabin Cui 25*01826a49SYabin Cui# Test level clamping 26*01826a49SYabin Cuizstd -99 file -o file-99.zst -q 27*01826a49SYabin Cuicmp file-19.zst file-99.zst || die "Level 99 is clamped to 19" 28*01826a49SYabin Cuizstd --fast=200000 file -c | zstd -t 29*01826a49SYabin Cui/*stdin*\ : 65537 bytes 30*01826a49SYabin Cui 31*01826a49SYabin Cuizstd -5000000000 -f file && die "Level too large, must fail" ||: 32*01826a49SYabin Cuierror: numeric value overflows 32-bit unsigned int 33*01826a49SYabin Cuizstd --fast=5000000000 -f file && die "Level too large, must fail" ||: 34*01826a49SYabin Cuierror: numeric value overflows 32-bit unsigned int 35*01826a49SYabin Cui 36*01826a49SYabin Cui# Test setting a level through the environment variable 37*01826a49SYabin CuiZSTD_CLEVEL=-10 zstd file -o file-f10-env.zst -q 38*01826a49SYabin CuiZSTD_CLEVEL=1 zstd file -o file-1-env.zst -q 39*01826a49SYabin CuiZSTD_CLEVEL=+19 zstd file -o file-19-env.zst -q 40*01826a49SYabin CuiZSTD_CLEVEL=+99 zstd file -o file-99-env.zst -q 41*01826a49SYabin Cui 42*01826a49SYabin Cuicmp file-f10.zst file-f10-env.zst || die "Environment variable failed to set level" 43*01826a49SYabin Cuicmp file-1.zst file-1-env.zst || die "Environment variable failed to set level" 44*01826a49SYabin Cuicmp file-19.zst file-19-env.zst || die "Environment variable failed to set level" 45*01826a49SYabin Cuicmp file-99.zst file-99-env.zst || die "Environment variable failed to set level" 46*01826a49SYabin Cui 47*01826a49SYabin Cui# Test invalid environment clevel is the default level 48*01826a49SYabin Cuizstd -f file -q 49*01826a49SYabin CuiZSTD_CLEVEL=- zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst 50*01826a49SYabin CuiIgnore environment variable setting ZSTD_CLEVEL=-: not a valid integer value 51*01826a49SYabin CuiZSTD_CLEVEL=+ zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst 52*01826a49SYabin CuiIgnore environment variable setting ZSTD_CLEVEL=+: not a valid integer value 53*01826a49SYabin CuiZSTD_CLEVEL=a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst 54*01826a49SYabin CuiIgnore environment variable setting ZSTD_CLEVEL=a: not a valid integer value 55*01826a49SYabin CuiZSTD_CLEVEL=-a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst 56*01826a49SYabin CuiIgnore environment variable setting ZSTD_CLEVEL=-a: not a valid integer value 57*01826a49SYabin CuiZSTD_CLEVEL=+a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst 58*01826a49SYabin CuiIgnore environment variable setting ZSTD_CLEVEL=+a: not a valid integer value 59*01826a49SYabin CuiZSTD_CLEVEL=3a7 zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst 60*01826a49SYabin CuiIgnore environment variable setting ZSTD_CLEVEL=3a7: not a valid integer value 61*01826a49SYabin CuiZSTD_CLEVEL=5000000000 zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst 62*01826a49SYabin CuiIgnore environment variable setting ZSTD_CLEVEL=5000000000: numeric value too large 63*01826a49SYabin Cui 64*01826a49SYabin Cui# Test environment clevel is overridden by command line 65*01826a49SYabin CuiZSTD_CLEVEL=10 zstd -f file -1 -o file-1-env.zst -q 66*01826a49SYabin CuiZSTD_CLEVEL=10 zstd -f file --fast=1 -o file-f1-env.zst -q 67*01826a49SYabin Cui 68*01826a49SYabin Cuicmp file-1.zst file-1-env.zst || die "Environment variable not overridden" 69*01826a49SYabin Cuicmp file-f1.zst file-f1-env.zst || die "Environment variable not overridden" 70