script:
- docker build --pull -t fretlink/nix .
- - docker run -it --rm fretlink/nix nix-channel --list
- - docker run -it --rm fretlink/nix sh -l -c 'nix-env -iA nixpkgs.hello && test "$(hello)" = "Hello, world!"'
+ - docker run -it --rm fretlink/nix 'nix-channel --list'
+ - docker run -it --rm fretlink/nix 'nix-env -iA nixpkgs.hello && test "$(hello)" = "Hello, world!"'