source common.sh clearStore if [[ -n ${CONTENT_ADDRESSED:-} ]]; then shellDotNix="$PWD/ca-shell.nix" else shellDotNix="$PWD/shell.nix" fi export NIX_PATH=nixpkgs="$shellDotNix" # Test nix-shell -A export IMPURE_VAR=foo export SELECTED_IMPURE_VAR=baz output=$(nix-shell --pure "$shellDotNix" -A shellDrv --run \ 'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $TEST_inNixShell"') [ "$output" = " - foo - bar - true" ] # Test --keep output=$(nix-shell --pure --keep SELECTED_IMPURE_VAR "$shellDotNix" -A shellDrv --run \ 'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $SELECTED_IMPURE_VAR"') [ "$output" = " - foo - bar - baz" ] # Test nix-shell on a .drv [[ $(nix-shell --pure $(nix-instantiate "$shellDotNix" -A shellDrv) --run \ 'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $TEST_inNixShell"') = " - foo - bar - false" ]] [[ $(nix-shell --pure $(nix-instantiate "$shellDotNix" -A shellDrv) --run \ 'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $TEST_inNixShell"') = " - foo - bar - false" ]] # Test nix-shell on a .drv symlink # Legacy: absolute path and .drv extension required nix-instantiate "$shellDotNix" -A shellDrv --add-root $TEST_ROOT/shell.drv [[ $(nix-shell --pure $TEST_ROOT/shell.drv --run \ 'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX"') = " - foo - bar" ]] # New behaviour: just needs to resolve to a derivation in the store nix-instantiate "$shellDotNix" -A shellDrv --add-root $TEST_ROOT/shell [[ $(nix-shell --pure $TEST_ROOT/shell --run \ 'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX"') = " - foo - bar" ]] # Test nix-shell -p output=$(NIX_PATH=nixpkgs="$shellDotNix" nix-shell --pure -p foo bar --run 'echo "$(foo) $(bar)"') [ "$output" = "foo bar" ] # Test nix-shell -p --arg x y output=$(NIX_PATH=nixpkgs="$shellDotNix" nix-shell --pure -p foo --argstr fooContents baz --run 'echo "$(foo)"') [ "$output" = "baz" ] # Test nix-shell shebang mode sed -e "s|@ENV_PROG@|$(type -P env)|" shell.shebang.sh > $TEST_ROOT/shell.shebang.sh chmod a+rx $TEST_ROOT/shell.shebang.sh output=$($TEST_ROOT/shell.shebang.sh abc def) [ "$output" = "foo bar abc def" ] # Test nix-shell shebang mode again with metacharacters in the filename. # First word of filename is chosen to not match any file in the test root. sed -e "s|@ENV_PROG@|$(type -P env)|" shell.shebang.sh > $TEST_ROOT/spaced\ \\\'\"shell.shebang.sh chmod a+rx $TEST_ROOT/spaced\ \\\'\"shell.shebang.sh output=$($TEST_ROOT/spaced\ \\\'\"shell.shebang.sh abc def) [ "$output" = "foo bar abc def" ] # Test nix-shell shebang mode for ruby # This uses a fake interpreter that returns the arguments passed # This, in turn, verifies the `rc` script is valid and the `load()` script (given using `-e`) is as expected. sed -e "s|@SHELL_PROG@|$(type -P nix-shell)|" shell.shebang.rb > $TEST_ROOT/shell.shebang.rb chmod a+rx $TEST_ROOT/shell.shebang.rb output=$($TEST_ROOT/shell.shebang.rb abc ruby) [ "$output" = '-e load(ARGV.shift) -- '"$TEST_ROOT"'/shell.shebang.rb abc ruby' ] # Test nix-shell shebang mode for ruby again with metacharacters in the filename. # Note: fake interpreter only space-separates args without adding escapes to its output. sed -e "s|@SHELL_PROG@|$(type -P nix-shell)|" shell.shebang.rb > $TEST_ROOT/spaced\ \\\'\"shell.shebang.rb chmod a+rx $TEST_ROOT/spaced\ \\\'\"shell.shebang.rb output=$($TEST_ROOT/spaced\ \\\'\"shell.shebang.rb abc ruby) [ "$output" = '-e load(ARGV.shift) -- '"$TEST_ROOT"'/spaced \'\''"shell.shebang.rb abc ruby' ] # Test 'nix develop'. nix develop -f "$shellDotNix" shellDrv -c bash -c '[[ -n $stdenv ]]' # Ensure `nix develop -c` preserves stdin echo foo | nix develop -f "$shellDotNix" shellDrv -c cat | grep -q foo # Ensure `nix develop -c` actually executes the command if stdout isn't a terminal nix develop -f "$shellDotNix" shellDrv -c echo foo |& grep -q foo # Test 'nix print-dev-env'. [[ $(nix print-dev-env -f "$shellDotNix" shellDrv --json | jq -r .variables.arr1.value[2]) = '3 4' ]] source <(nix print-dev-env -f "$shellDotNix" shellDrv) [[ -n $stdenv ]] [[ ${arr1[2]} = "3 4" ]] [[ ${arr2[1]} = $'\n' ]] [[ ${arr2[2]} = $'x\ny' ]] [[ $(fun) = blabla ]] # Test nix-shell with ellipsis and no `inNixShell` argument (for backwards compat with old nixpkgs) cat >$TEST_ROOT/shell-ellipsis.nix <<EOF { system ? "x86_64-linux", ... }@args: assert (!(args ? inNixShell)); (import $shellDotNix { }).shellDrv EOF nix-shell $TEST_ROOT/shell-ellipsis.nix --run "true"