63 lines
2.4 KiB
Bash
63 lines
2.4 KiB
Bash
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#!/bin/sh
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set -e
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set -v
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datagen > file
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# Compress with various levels and ensure that their sizes are ordered
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zstd --fast=10 file -o file-f10.zst -q
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zstd --fast=1 file -o file-f1.zst -q
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zstd -1 file -o file-1.zst -q
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zstd -19 file -o file-19.zst -q
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zstd -t file-f10.zst file-f1.zst file-1.zst file-19.zst
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cmp_size -lt file-19.zst file-1.zst
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cmp_size -lt file-1.zst file-f1.zst
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cmp_size -lt file-f1.zst file-f10.zst
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# Test default levels
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zstd --fast file -f -q
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cmp file.zst file-f1.zst || die "--fast is not level -1"
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zstd -0 file -o file-0.zst -q
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zstd -f file -q
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cmp file.zst file-0.zst || die "Level 0 is not the default level"
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# Test level clamping
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zstd -99 file -o file-99.zst -q
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cmp file-19.zst file-99.zst || die "Level 99 is clamped to 19"
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zstd --fast=200000 file -c | zstd -t
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zstd -5000000000 -f file && die "Level too large, must fail" ||:
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zstd --fast=5000000000 -f file && die "Level too large, must fail" ||:
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# Test setting a level through the environment variable
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ZSTD_CLEVEL=-10 zstd file -o file-f10-env.zst -q
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ZSTD_CLEVEL=1 zstd file -o file-1-env.zst -q
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ZSTD_CLEVEL=+19 zstd file -o file-19-env.zst -q
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ZSTD_CLEVEL=+99 zstd file -o file-99-env.zst -q
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cmp file-f10.zst file-f10-env.zst || die "Environment variable failed to set level"
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cmp file-1.zst file-1-env.zst || die "Environment variable failed to set level"
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cmp file-19.zst file-19-env.zst || die "Environment variable failed to set level"
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cmp file-99.zst file-99-env.zst || die "Environment variable failed to set level"
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# Test invalid environment clevel is the default level
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zstd -f file -q
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ZSTD_CLEVEL=- zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
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ZSTD_CLEVEL=+ zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
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ZSTD_CLEVEL=a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
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ZSTD_CLEVEL=-a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
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ZSTD_CLEVEL=+a zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
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ZSTD_CLEVEL=3a7 zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
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ZSTD_CLEVEL=5000000000 zstd -f file -o file-env.zst -q ; cmp file.zst file-env.zst
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# Test environment clevel is overridden by command line
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ZSTD_CLEVEL=10 zstd -f file -1 -o file-1-env.zst -q
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ZSTD_CLEVEL=10 zstd -f file --fast=1 -o file-f1-env.zst -q
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cmp file-1.zst file-1-env.zst || die "Environment variable not overridden"
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cmp file-f1.zst file-f1-env.zst || die "Environment variable not overridden"
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