source common.sh drvPath=$(nix-instantiate simple.nix) nix derivation show $drvPath | jq .[] > $TEST_HOME/simple.json drvPath2=$(nix derivation add < $TEST_HOME/simple.json) [[ "$drvPath" = "$drvPath2" ]] # Input addressed derivations cannot be renamed. jq '.name = "foo"' < $TEST_HOME/simple.json | expectStderr 1 nix derivation add | grepQuiet "has incorrect output"