#!/bin/sh

. ./tests/lib/test-setup.sh

foo_setup

conf2="`mktemp`"
cat > "$conf2" <<EOF
[bar]
type = alias
alias_of = foo
EOF

python3 ./pinch.py pin "$conf"
python3 ./pinch.py pin "$conf2"

actual_env_command=`python3 ./pinch.py update --dry-run "$conf" "$conf2"`

rm -rf "$conf2"

expected_env_command_RE='^nix-env --profile /nix/var/nix/profiles/per-user/[^/]+/channels --show-trace --file '\''<nix/unpack-channel.nix>'\'' --install --remove-all -I pinch_tarball_for_(repo-[0-9]{10}-[0-9a-f]{11})=('"$NIX_STORE_DIR"'/.{32}-\1.tar.xz) --from-expression '\''f: f \{ name = "\1"; channelName = "bar"; src = builtins.storePath "\2"; \}'\'' '\''f: f \{ name = "\1"; channelName = "foo"; src = builtins.storePath "\2"; \}'\''$'

if echo "$actual_env_command" | egrep "$expected_env_command_RE" > /dev/null;then
  echo PASS
else
  echo "Output:   $actual_env_command"
  echo "does not match RE: $expected_env_command_RE"
  exit 1
fi