648db22b |
1 | #!/bin/sh |
2 | |
3 | set -e |
4 | set -v |
5 | |
6 | datagen > file |
7 | |
8 | # Compress with various levels and ensure that their sizes are ordered |
9 | zstd --fast=10 file -o file-f10.zst -q |
10 | zstd --fast=1 file -o file-f1.zst -q |
11 | zstd -1 file -o file-1.zst -q |
12 | zstd -19 file -o file-19.zst -q |
13 | |
14 | zstd -t file-f10.zst file-f1.zst file-1.zst file-19.zst |
15 | |
16 | cmp_size -lt file-19.zst file-1.zst |
17 | cmp_size -lt file-1.zst file-f1.zst |
18 | cmp_size -lt file-f1.zst file-f10.zst |
19 | |
20 | # Test default levels |
21 | zstd --fast file -f -q |
22 | cmp file.zst file-f1.zst || die "--fast is not level -1" |
23 | |
24 | zstd -0 file -o file-0.zst -q |
25 | zstd -f file -q |
26 | cmp file.zst file-0.zst || die "Level 0 is not the default level" |
27 | |
28 | # Test level clamping |
29 | zstd -99 file -o file-99.zst -q |
30 | cmp file-19.zst file-99.zst || die "Level 99 is clamped to 19" |
31 | zstd --fast=200000 file -c | zstd -t |
32 | |
33 | zstd -5000000000 -f file && die "Level too large, must fail" ||: |
34 | zstd --fast=5000000000 -f file && die "Level too large, must fail" ||: |
35 | |
36 | # Test setting a level through the environment variable |
37 | ZSTD_CLEVEL=-10 zstd file -o file-f10-env.zst -q |
38 | ZSTD_CLEVEL=1 zstd file -o file-1-env.zst -q |
39 | ZSTD_CLEVEL=+19 zstd file -o file-19-env.zst -q |
40 | ZSTD_CLEVEL=+99 zstd file -o file-99-env.zst -q |
41 | |
42 | cmp file-f10.zst file-f10-env.zst || die "Environment variable failed to set level" |
43 | cmp file-1.zst file-1-env.zst || die "Environment variable failed to set level" |
44 | cmp file-19.zst file-19-env.zst || die "Environment variable failed to set level" |
45 | cmp file-99.zst file-99-env.zst || die "Environment variable failed to set level" |
46 | |
47 | # Test invalid environment clevel is the default level |
48 | zstd -f file -q |
49 | ZSTD_CLEVEL=- zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst |
50 | ZSTD_CLEVEL=+ zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst |
51 | ZSTD_CLEVEL=a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst |
52 | ZSTD_CLEVEL=-a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst |
53 | ZSTD_CLEVEL=+a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst |
54 | ZSTD_CLEVEL=3a7 zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst |
55 | ZSTD_CLEVEL=5000000000 zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst |
56 | |
57 | # Test environment clevel is overridden by command line |
58 | ZSTD_CLEVEL=10 zstd -f file -1 -o file-1-env.zst -q |
59 | ZSTD_CLEVEL=10 zstd -f file --fast=1 -o file-f1-env.zst -q |
60 | |
61 | cmp file-1.zst file-1-env.zst || die "Environment variable not overridden" |
62 | cmp file-f1.zst file-f1-env.zst || die "Environment variable not overridden" |