45 lines
3.1 KiB
Nu
45 lines
3.1 KiB
Nu
#!/usr/bin/env nu
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# Compare archive tools and pinned preview1 commands against native tools.
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def check [ok: bool, message: string] { if not $ok { error make {msg: $message} }; print $'ok - ($message)' }
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def call [target: path, root: path, tool: string, args: list<string>, input?: any] {
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let input = ($input | default '')
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$input | ^wasmtime run -S cli-exit-with-code=y --dir $'($root)::/' ($target | path join wasm32-wasip2 release $'($tool).wasm') ...$args | complete
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}
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def success [] { let r = $in; if $r.exit_code != 0 { error make {msg: $r.stderr} }; $r }
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def main [] {
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let target = ($env.CARGO_TARGET_DIR | path expand)
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let root = (^mktemp -d /tmp/t42-tools-XXXXXXXX | str trim)
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mkdir ($root | path join input sub)
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'hello from a nested file' | save ($root | path join input sub file)
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let created = (call $target $root tar [-czf /ours.tgz -C / input] | success)
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check ($created.stdout == '') 'tar create stdout'
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^tar -xzf ($root | path join ours.tgz) -C $root
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check ($env.LAST_EXIT_CODE == 0) 'native tar reads world gzip archive'
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^tar -czf ($root | path join native.tgz) -C $root input
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mkdir ($root | path join extracted)
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call $target $root tar [-xzf /native.tgz -C /extracted --strip-components 1] | success | ignore
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check ((open --raw ($root | path join extracted sub file)) == 'hello from a nested file') 'world extracts native archive with strip-components'
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let listed = (call $target $root tar [-tf /missing.tar])
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let native_error = (^tar -tf ($root | path join missing.tar) | complete)
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check ($listed.exit_code == $native_error.exit_code) 'tar missing archive exit code'
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let compressed = (call $target $root gzip [-c] 'binary payload' | success)
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let decoded = ($compressed.stdout | ^gzip -dc | complete)
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check ($decoded.exit_code == 0 and $decoded.stdout == 'binary payload') 'native gzip decodes world stream'
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let native_compressed = ('reverse payload' | ^gzip -c | complete)
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let decoded = (call $target $root gunzip [-c] $native_compressed.stdout | success)
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check ($decoded.stdout == 'reverse payload') 'world gunzip decodes native stream'
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call $target $root gzip [-k /input/sub/file] | success | ignore
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check (($root | path join input sub file.gz | path exists) and ($root | path join input sub file | path exists)) 'gzip -k keeps input'
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let conflict = (call $target $root gzip [/input/sub/file])
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check ($conflict.exit_code == 1) 'gzip refuses overwrite'
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call $target $root gunzip [-fk /input/sub/file.gz] | success | ignore
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for program in ['{sum += $1} END {print sum}' '{print NR, NF, $2}' 'BEGIN {for (i=1;i<=4;i++) print i*i}'] {
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let native = ("2 a\n3 b\n" | ^awk $program | complete)
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let wasm = ("2 a\n3 b\n" | ^wasmtime run --dir $'($root)::/' ($target | path join awk.wasm) $program | complete)
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check ($native.stdout == $wasm.stdout and $native.exit_code == $wasm.exit_code) $'awk ($program)'
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}
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let qjs = (^wasmtime run ($env.FILE_PWD | path join .. qjs qjs.wasm) -e 'console.log(6*7)' | complete)
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check ($qjs.exit_code == 0 and ($qjs.stdout | str trim) == '42') 'qjs -e'
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print $'evidence: ($root)'
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}
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