source common.sh clearStore if [[ -n ${CONTENT_ADDRESSED:-} ]]; then nix-shell () { command nix-shell --arg contentAddressed true "$@" } nix_develop() { nix develop --arg contentAddressed true "$@" } else nix_develop() { nix develop "$@" } fi # Test nix-shell -A export IMPURE_VAR=foo export SELECTED_IMPURE_VAR=baz export NIX_BUILD_SHELL=$SHELL output=$(nix-shell --pure shell.nix -A shellDrv --run \ 'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $TEST_inNixShell"') [ "$output" = " - foo - bar - true" ] # Test --keep output=$(nix-shell --pure --keep SELECTED_IMPURE_VAR shell.nix -A shellDrv --run \ 'echo "$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 $(nix-instantiate shell.nix -A shellDrv) --run \ 'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $TEST_inNixShell"') = " - foo - bar - false" ]] [[ $(nix-shell --pure $(nix-instantiate shell.nix -A shellDrv) --run \ 'echo "$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 shell.nix -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 shell.nix -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=shell.nix nix-shell --pure -p foo bar --run 'echo "$(foo) $(bar)"') [ "$output" = "foo bar" ] # 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 shell.nix shellDrv -c bash -c '[[ -n $stdenv ]]' # Ensure `nix develop -c` preserves stdin echo foo | nix develop -f shell.nix shellDrv -c cat | grep -q foo # Ensure `nix develop -c` actually executes the command if stdout isn't a terminal nix_develop -f shell.nix shellDrv -c echo foo |& grep -q foo # Test 'nix print-dev-env'. [[ $(nix print-dev-env -f shell.nix shellDrv --json | jq -r .variables.arr1.value[2]) = '3 4' ]] source <(nix print-dev-env -f shell.nix shellDrv) [[ -n $stdenv ]] [[ ${arr1[2]} = "3 4" ]] [[ ${arr2[1]} = $'\n' ]] [[ ${arr2[2]} = $'x\ny' ]] [[ $(fun) = blabla ]]