Adds nix-shell test for special-cased ruby interpreter.

The test fakes the interpreter only to verify the arguments it would be
given.
This commit is contained in:
Samuel Dionne-Riel 2018-04-08 00:45:28 -04:00
parent 399f43c3d5
commit 9478f88681
3 changed files with 23 additions and 0 deletions

View file

@ -39,3 +39,12 @@ chmod a+rx $TEST_ROOT/shell.shebang.sh
output=$($TEST_ROOT/shell.shebang.sh abc def) output=$($TEST_ROOT/shell.shebang.sh abc def)
[ "$output" = "foo bar abc def" ] [ "$output" = "foo bar abc def" ]
# Test nix-shell shebang mode for ruby
# This uses a fake interpreter that returns the arguments passed
# This, in turn, verifies the `rc` script is valid and the `load()` script (given using `-e`) is as expected.
sed -e "s|@ENV_PROG@|$(type -p env)|" 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("'"$TEST_ROOT"'/shell.shebang.rb") -- abc ruby' ]

View file

@ -45,5 +45,12 @@ let pkgs = rec {
bash = shell; bash = shell;
# ruby "interpreter" that outputs "$@"
ruby = runCommand "ruby" {} ''
mkdir -p $out/bin
echo 'printf -- "$*"' > $out/bin/ruby
chmod a+rx $out/bin/ruby
'';
inherit pkgs; inherit pkgs;
}; in pkgs }; in pkgs

7
tests/shell.shebang.rb Normal file
View file

@ -0,0 +1,7 @@
#! @ENV_PROG@ nix-shell
#! ruby
#! nix-shell -I nixpkgs=shell.nix --no-substitute
#! nix-shell --pure -p ruby -i ruby
# Contents doesn't matter.
abort("This shouldn't be executed.")