git subrepo pull (merge) --force deps/libchdr
[pcsx_rearmed.git] / deps / libchdr / deps / zstd-1.5.5 / tests / cli-tests / compression / levels.sh
CommitLineData
648db22b 1#!/bin/sh
2
3set -e
4set -v
5
6datagen > file
7
8# Compress with various levels and ensure that their sizes are ordered
9zstd --fast=10 file -o file-f10.zst -q
10zstd --fast=1 file -o file-f1.zst -q
11zstd -1 file -o file-1.zst -q
12zstd -19 file -o file-19.zst -q
13
14zstd -t file-f10.zst file-f1.zst file-1.zst file-19.zst
15
16cmp_size -lt file-19.zst file-1.zst
17cmp_size -lt file-1.zst file-f1.zst
18cmp_size -lt file-f1.zst file-f10.zst
19
20# Test default levels
21zstd --fast file -f -q
22cmp file.zst file-f1.zst || die "--fast is not level -1"
23
24zstd -0 file -o file-0.zst -q
25zstd -f file -q
26cmp file.zst file-0.zst || die "Level 0 is not the default level"
27
28# Test level clamping
29zstd -99 file -o file-99.zst -q
30cmp file-19.zst file-99.zst || die "Level 99 is clamped to 19"
31zstd --fast=200000 file -c | zstd -t
32
33zstd -5000000000 -f file && die "Level too large, must fail" ||:
34zstd --fast=5000000000 -f file && die "Level too large, must fail" ||:
35
36# Test setting a level through the environment variable
37ZSTD_CLEVEL=-10 zstd file -o file-f10-env.zst -q
38ZSTD_CLEVEL=1 zstd file -o file-1-env.zst -q
39ZSTD_CLEVEL=+19 zstd file -o file-19-env.zst -q
40ZSTD_CLEVEL=+99 zstd file -o file-99-env.zst -q
41
42cmp file-f10.zst file-f10-env.zst || die "Environment variable failed to set level"
43cmp file-1.zst file-1-env.zst || die "Environment variable failed to set level"
44cmp file-19.zst file-19-env.zst || die "Environment variable failed to set level"
45cmp file-99.zst file-99-env.zst || die "Environment variable failed to set level"
46
47# Test invalid environment clevel is the default level
48zstd -f file -q
49ZSTD_CLEVEL=- zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
50ZSTD_CLEVEL=+ zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
51ZSTD_CLEVEL=a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
52ZSTD_CLEVEL=-a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
53ZSTD_CLEVEL=+a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
54ZSTD_CLEVEL=3a7 zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
55ZSTD_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
58ZSTD_CLEVEL=10 zstd -f file -1 -o file-1-env.zst -q
59ZSTD_CLEVEL=10 zstd -f file --fast=1 -o file-f1-env.zst -q
60
61cmp file-1.zst file-1-env.zst || die "Environment variable not overridden"
62cmp file-f1.zst file-f1-env.zst || die "Environment variable not overridden"