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test(functional): add tests for new environment operation flags

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Refs: nixos/nix#10795
This commit is contained in:
Bryan Honof 2024-09-19 18:43:22 +02:00
parent d68b2a7c1b
commit a3aaa573c4
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2 changed files with 86 additions and 8 deletions
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1
maintainers/flake-module.nix
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@ -552,7 +552,6 @@
''^tests/functional/flakes/check\.sh$''
''^tests/functional/flakes/common\.sh$''
''^tests/functional/flakes/config\.sh$''
''^tests/functional/flakes/develop\.sh$''
''^tests/functional/flakes/flakes\.sh$''
''^tests/functional/flakes/follow-paths\.sh$''
''^tests/functional/flakes/prefetch\.sh$''

93
tests/functional/flakes/develop.sh
View file

@ -5,11 +5,11 @@ source ../common.sh
TODO_NixOS
clearStore
rm -rf $TEST_HOME/.cache $TEST_HOME/.config $TEST_HOME/.local
rm -rf "$TEST_HOME/.cache" "$TEST_HOME/.config" "$TEST_HOME/.local"
# Create flake under test.
cp ../shell-hello.nix ../config.nix $TEST_HOME/
cat <<EOF >$TEST_HOME/flake.nix
cp ../shell-hello.nix ../config.nix "$TEST_HOME/"
cat <<EOF >"$TEST_HOME/flake.nix"
{
inputs.nixpkgs.url = "$TEST_HOME/nixpkgs";
outputs = {self, nixpkgs}: {
@ -24,9 +24,9 @@ cat <<EOF >$TEST_HOME/flake.nix
EOF
# Create fake nixpkgs flake.
mkdir -p $TEST_HOME/nixpkgs
cp ../config.nix ../shell.nix $TEST_HOME/nixpkgs
cat <<EOF >$TEST_HOME/nixpkgs/flake.nix
mkdir -p "$TEST_HOME/nixpkgs"
cp ../config.nix ../shell.nix "$TEST_HOME/nixpkgs"
cat <<EOF >"$TEST_HOME/nixpkgs/flake.nix"
{
outputs = {self}: {
legacyPackages.$system.bashInteractive = (import ./shell.nix {}).bashInteractive;
@ -34,7 +34,7 @@ cat <<EOF >$TEST_HOME/nixpkgs/flake.nix
}
EOF
cd $TEST_HOME
cd "$TEST_HOME"
# Test whether `nix develop` passes through environment variables.
[[ "$(
@ -50,6 +50,85 @@ echo "\$ENVVAR"
EOF
)" ]]
# Test wether `--keep-env-var` keeps the environment variable.
(
expect='BAR'
got="$(FOO='BAR' nix develop --ignore-env --keep-env-var FOO --no-write-lock-file .#hello <<EOF
echo "\$FOO"
EOF
)"
[[ "$got" == "$expect" ]]
)
# Test wether `--set-env-var` sets the environment variable.
(
expect='BAR'
got="$(nix develop --ignore-env --set-env-var FOO 'BAR' --no-write-lock-file .#hello <<EOF
echo "\$FOO"
EOF
)"
[[ "$got" == "$expect" ]]
)
# Test wether multiple `--unset-env-var` and `--set-env-var` cancle out
(
expect=''
got="$(nix develop --set-env-var FOO 'BAR' --unset-env-var FOO --no-write-lock-file .#hello <<EOF
echo "\$FOO"
EOF
)"
[[ "$got" == "$expect" ]]
)
# Test that `--unset-env-var` unsets the variable, regardless of where in the command it is.
(
expect=''
got="$(nix develop --set-env-var FOO 'BAR' --unset-env-var FOO --set-env-var FOO 'BLA' --no-write-lock-file .#hello <<EOF
echo "\$FOO"
EOF
)"
[[ "$got" == "$expect" ]]
)
# Test that `--set-env-var` overwrites previously set variables.
(
expect='BLA'
got="$(nix develop --set-env-var FOO 'BAR' --set-env-var FOO 'BLA' --no-write-lock-file .#hello <<EOF
echo "\$FOO"
EOF
)"
[[ "$got" == "$expect" ]]
)
# Test that `--set-env-var` overwrites previously set variables.
(
expect='BLA'
got="$(FOO='BAR' nix develop --set-env-var FOO 'BLA' --no-write-lock-file .#hello <<EOF
echo "\$FOO"
EOF
)"
[[ "$got" == "$expect" ]]
)
# Test that multiple `--set-env-var` work.
(
expect='BARFOO'
got="$(nix develop --set-env-var FOO 'BAR' --set-env-var BAR 'FOO' --no-write-lock-file .#hello <<EOF | tr -d '\n'
echo "\$FOO"
echo "\$BAR"
EOF
)"
[[ "$got" == "$expect" ]]
)
# Check that we throw an error when `--keep-env-var` is used without `--ignore-env`.
expectStderr 1 nix develop --keep-env-var FOO .#hello |
grepQuiet "error: --keep-env-var does not make sense without --ignore-env"
# Check that we throw an error when `--unset-env-var` is used with `--ignore-env`.
expectStderr 1 nix develop --ignore-env --unset-env-var FOO .#hello |
grepQuiet "error: --unset-env-var does not make sense with --ignore-env"
# Determine the bashInteractive executable.
nix build --no-write-lock-file './nixpkgs#bashInteractive' --out-link ./bash-interactive
BASH_INTERACTIVE_EXECUTABLE="$PWD/bash-interactive/bin/bash"