9d612c393a
This is an alternative to the IN_NIX_SHELL environment variable, allowing the expression to adapt itself to nix-shell without triggering those adaptations when used as a dependency of another shell. Closes #3147
57 lines
2.3 KiB
Bash
57 lines
2.3 KiB
Bash
source common.sh
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clearStore
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# Test nix-shell -A
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export IMPURE_VAR=foo
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export SELECTED_IMPURE_VAR=baz
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export NIX_BUILD_SHELL=$SHELL
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output=$(nix-shell --pure shell.nix -A shellDrv --run \
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'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $TEST_inNixShell"')
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[ "$output" = " - foo - bar - true" ]
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# Test --keep
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output=$(nix-shell --pure --keep SELECTED_IMPURE_VAR shell.nix -A shellDrv --run \
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'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $SELECTED_IMPURE_VAR"')
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[ "$output" = " - foo - bar - baz" ]
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# Test nix-shell on a .drv
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[[ $(nix-shell --pure $(nix-instantiate shell.nix -A shellDrv) --run \
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'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $TEST_inNixShell"') = " - foo - bar - false" ]]
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[[ $(nix-shell --pure $(nix-instantiate shell.nix -A shellDrv) --run \
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'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX - $TEST_inNixShell"') = " - foo - bar - false" ]]
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# Test nix-shell on a .drv symlink
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# Legacy: absolute path and .drv extension required
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nix-instantiate shell.nix -A shellDrv --indirect --add-root $TEST_ROOT/shell.drv
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[[ $(nix-shell --pure $TEST_ROOT/shell.drv --run \
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'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX"') = " - foo - bar" ]]
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# New behaviour: just needs to resolve to a derivation in the store
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nix-instantiate shell.nix -A shellDrv --indirect --add-root $TEST_ROOT/shell
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[[ $(nix-shell --pure $TEST_ROOT/shell --run \
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'echo "$IMPURE_VAR - $VAR_FROM_STDENV_SETUP - $VAR_FROM_NIX"') = " - foo - bar" ]]
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# Test nix-shell -p
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output=$(NIX_PATH=nixpkgs=shell.nix nix-shell --pure -p foo bar --run 'echo "$(foo) $(bar)"')
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[ "$output" = "foo bar" ]
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# Test nix-shell shebang mode
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sed -e "s|@ENV_PROG@|$(type -p env)|" shell.shebang.sh > $TEST_ROOT/shell.shebang.sh
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chmod a+rx $TEST_ROOT/shell.shebang.sh
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output=$($TEST_ROOT/shell.shebang.sh abc def)
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[ "$output" = "foo bar abc def" ]
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# Test nix-shell shebang mode for ruby
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# This uses a fake interpreter that returns the arguments passed
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# This, in turn, verifies the `rc` script is valid and the `load()` script (given using `-e`) is as expected.
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sed -e "s|@SHELL_PROG@|$(type -p nix-shell)|" shell.shebang.rb > $TEST_ROOT/shell.shebang.rb
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chmod a+rx $TEST_ROOT/shell.shebang.rb
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output=$($TEST_ROOT/shell.shebang.rb abc ruby)
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[ "$output" = '-e load("'"$TEST_ROOT"'/shell.shebang.rb") -- abc ruby' ]
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