Properly test early cutoff with CA derivations

Build things with a different seed each time to make sure that it works
despite the different drvs
This commit is contained in:
regnat 2020-12-03 13:20:53 +01:00
parent 0afab668fa
commit 8ad72b1f1c

View file

@ -7,30 +7,32 @@ nix --experimental-features 'nix-command ca-derivations' show-derivation --deriv
buildAttr () {
local derivationPath=$1
shift
local args=("--experimental-features" "ca-derivations" "./content-addressed.nix" "-A" "$derivationPath" "--no-out-link")
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)
local outPath=$(buildAttr dependentNonCA 1)
nix copy --to file://$cacheDir $outPath
clearStore
buildAttr dependentNonCA --option substituters file://$cacheDir --no-require-sigs |& (! grep "building dependent-non-ca")
buildAttr dependentNonCA 1 --option substituters file://$cacheDir --no-require-sigs |& (! grep "building dependent-non-ca")
}
testDeterministicCA () {
[[ $(buildAttr rootCA) = $(buildAttr rootCA) ]]
[[ $(buildAttr rootCA 1) = $(buildAttr rootCA 2) ]]
}
testCutoffFor () {
local out1 out2
out1=$(buildAttr $1)
out1=$(buildAttr $1 1)
# The seed only changes the root derivation, and not it's output, so the
# dependent derivations should only need to be built once.
out2=$(buildAttr $1 -j0)
buildAttr rootCA 2
out2=$(buildAttr $1 2 -j0)
test "$out1" == "$out2"
}