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#!/usr/bin/env bash
source common.sh
drv=$(nix-instantiate --experimental-features ca-derivations ./content-addressed.nix -A rootCA --arg seed 1)
nix --experimental-features 'nix-command ca-derivations' show-derivation --derivation "$drv" --arg seed 1
buildAttr () {
local derivationPath=$1
local seedValue=$2
shift; shift
local args=("--experimental-features" "ca-derivations" "./content-addressed.nix" "-A" "$derivationPath" --arg seed "$seedValue" "--no-out-link")
args+=("$@")
nix-build "${args[@]}"
}
testRemoteCache () {
clearCache
local outPath=$(buildAttr dependentNonCA 1)
nix copy --to file://$cacheDir $outPath
clearStore
buildAttr dependentNonCA 1 --option substituters file://$cacheDir --no-require-sigs |& (! grep "building dependent-non-ca")
}
testDeterministicCA () {
[[ $(buildAttr rootCA 1) = $(buildAttr rootCA 2) ]]
}
testCutoffFor () {
local out1 out2
out1=$(buildAttr $1 1)
# The seed only changes the root derivation, and not it's output, so the
# dependent derivations should only need to be built once.
buildAttr rootCA 2
out2=$(buildAttr $1 2 -j0)
test "$out1" == "$out2"
}
testCutoff () {
# Don't directly build depenentCA, that way we'll make sure we dodn't rely on
# dependent derivations always being already built.
#testDerivation dependentCA
testCutoffFor transitivelyDependentCA
testCutoffFor dependentNonCA
testCutoffFor dependentFixedOutput
}
testGC () {
nix-instantiate --experimental-features ca-derivations ./content-addressed.nix -A rootCA --arg seed 5
nix-collect-garbage --experimental-features ca-derivations --option keep-derivations true
}
testRemoteCache
testDeterministicCA
testCutoff
testGC
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