lib/tests/filesystem.sh: Check success and failure separately

This commit is contained in:
Silvan Mosberger 2023-05-26 18:29:45 +02:00
parent 29124b85cf
commit de0c11241f

View File

@ -35,59 +35,50 @@ touch regular
ln -s target symlink
mkfifo fifo
checkPathType() {
local path=$1
local expectedPathType=$2
local actualPathType=$(nix-instantiate --eval --strict --json 2>&1 \
-E '{ path }: let lib = import <nixpkgs/lib>; in lib.filesystem.pathType path' \
--argstr path "$path")
if [[ ! "$actualPathType" =~ $expectedPathType ]]; then
die "lib.filesystem.pathType \"$path\" == $actualPathType, but $expectedPathType was expected"
expectSuccess() {
local expr=$1
local expectedResultRegex=$2
if ! result=$(nix-instantiate --eval --strict --json \
--expr "with (import <nixpkgs/lib>).filesystem; $expr"); then
die "$expr failed to evaluate, but it was expected to succeed"
fi
if [[ ! "$result" =~ $expectedResultRegex ]]; then
die "$expr == $result, but $expectedResultRegex was expected"
fi
}
checkPathType "/" '"directory"'
checkPathType "$PWD/directory" '"directory"'
checkPathType "$PWD/regular" '"regular"'
checkPathType "$PWD/symlink" '"symlink"'
checkPathType "$PWD/fifo" '"unknown"'
expectFailure() {
local expr=$1
local expectedErrorRegex=$2
if result=$(nix-instantiate --eval --strict --json 2>"$work/stderr" \
--expr "with (import <nixpkgs/lib>).filesystem; $expr"); then
die "$expr evaluated successfully to $result, but it was expected to fail"
fi
if [[ ! "$(<"$work/stderr")" =~ $expectedErrorRegex ]]; then
die "Error was $(<"$work/stderr"), but $expectedErrorRegex was expected"
fi
}
expectSuccess "pathType /." '"directory"'
expectSuccess "pathType $PWD/directory" '"directory"'
expectSuccess "pathType $PWD/regular" '"regular"'
expectSuccess "pathType $PWD/symlink" '"symlink"'
expectSuccess "pathType $PWD/fifo" '"unknown"'
# Different errors depending on whether the builtins.readFilePath primop is available or not
checkPathType "$PWD/non-existent" "error: (evaluation aborted with the following error message: 'lib.filesystem.pathType: Path $PWD/non-existent does not exist.'|getting status of '$PWD/non-existent': No such file or directory)"
expectFailure "pathType $PWD/non-existent" "error: (evaluation aborted with the following error message: 'lib.filesystem.pathType: Path $PWD/non-existent does not exist.'|getting status of '$PWD/non-existent': No such file or directory)"
checkPathIsDirectory() {
local path=$1
local expectedIsDirectory=$2
local actualIsDirectory=$(nix-instantiate --eval --strict --json 2>&1 \
-E '{ path }: let lib = import <nixpkgs/lib>; in lib.filesystem.pathIsDirectory path' \
--argstr path "$path")
if [[ "$actualIsDirectory" != "$expectedIsDirectory" ]]; then
die "lib.filesystem.pathIsDirectory \"$path\" == $actualIsDirectory, but $expectedIsDirectory was expected"
fi
}
expectSuccess "pathIsDirectory /." "true"
expectSuccess "pathIsDirectory $PWD/directory" "true"
expectSuccess "pathIsDirectory $PWD/regular" "false"
expectSuccess "pathIsDirectory $PWD/symlink" "false"
expectSuccess "pathIsDirectory $PWD/fifo" "false"
expectSuccess "pathIsDirectory $PWD/non-existent" "false"
checkPathIsDirectory "/" "true"
checkPathIsDirectory "$PWD/directory" "true"
checkPathIsDirectory "$PWD/regular" "false"
checkPathIsDirectory "$PWD/symlink" "false"
checkPathIsDirectory "$PWD/fifo" "false"
checkPathIsDirectory "$PWD/non-existent" "false"
checkPathIsRegularFile() {
local path=$1
local expectedIsRegularFile=$2
local actualIsRegularFile=$(nix-instantiate --eval --strict --json 2>&1 \
-E '{ path }: let lib = import <nixpkgs/lib>; in lib.filesystem.pathIsRegularFile path' \
--argstr path "$path")
if [[ "$actualIsRegularFile" != "$expectedIsRegularFile" ]]; then
die "lib.filesystem.pathIsRegularFile \"$path\" == $actualIsRegularFile, but $expectedIsRegularFile was expected"
fi
}
checkPathIsRegularFile "/" "false"
checkPathIsRegularFile "$PWD/directory" "false"
checkPathIsRegularFile "$PWD/regular" "true"
checkPathIsRegularFile "$PWD/symlink" "false"
checkPathIsRegularFile "$PWD/fifo" "false"
checkPathIsRegularFile "$PWD/non-existent" "false"
expectSuccess "pathIsRegularFile /." "false"
expectSuccess "pathIsRegularFile $PWD/directory" "false"
expectSuccess "pathIsRegularFile $PWD/regular" "true"
expectSuccess "pathIsRegularFile $PWD/symlink" "false"
expectSuccess "pathIsRegularFile $PWD/fifo" "false"
expectSuccess "pathIsRegularFile $PWD/non-existent" "false"
echo >&2 tests ok