dream2nix/tests/examples/default.nix
DavHau aeaf598afd chore: CI performance improvements
- run more jobs in parallel for `example` and `integration` tests
- use cachitx for unit tests
2022-08-24 13:14:07 +02:00

67 lines
1.5 KiB
Nix

{
self,
lib,
async,
bash,
coreutils,
git,
parallel,
nix,
utils,
dream2nixWithExternals,
...
}: let
l = lib // builtins;
examples = ../../examples;
testScript =
utils.writePureShellScript
[
async
bash
coreutils
git
nix
]
''
cd $TMPDIR
dir=$1
shift
echo -e "\ntesting example for $dir"
start_time=$(date +%s)
cp -r ${examples}/$dir/* .
chmod -R +w .
nix flake lock --override-input dream2nix ${../../.}
nix run .#resolveImpure --show-trace
# disable --read-only check for these because they do IFD so they will
# write to store at eval time
evalBlockList=("haskell_cabal-plan" "haskell_stack-lock")
if [[ ! ((''${evalBlockList[*]} =~ "$dir")) ]]; then
nix eval --read-only --no-allow-import-from-derivation .#default.name
fi
nix flake check "$@"
end_time=$(date +%s)
elapsed=$(( end_time - start_time ))
echo -e "testing example for $dir took $elapsed seconds"
echo "$elapsed sec: $dir" >> $STATS_FILE
'';
in
utils.writePureShellScript
[
coreutils
parallel
]
''
export STATS_FILE=$(mktemp)
if [ -z ''${1+x} ]; then
JOBS=''${JOBS:-$(nproc)}
parallel --halt now,fail=1 -j$JOBS -a <(ls ${examples}) ${testScript}
else
arg1=$1
shift
${testScript} $arg1 "$@"
fi
echo -e "\nExecution times:"
cat $STATS_FILE | sort --numeric-sort
rm $STATS_FILE
''