[lang-ref] ( relative_path_to_absolute_path ) ( bash )
@test "relative path to absolute path" {
# realpath (GNU)
relative_path='../file1.txt'
absolute_path=$(grealpath "${relative_path}")
parent_dir=$(dirname $(pwd))
[[ "$absolute_path" =~ ^/Users/.*/file1.txt$ ]]
[ "$absolute_path" = "$parent_dir/file1.txt" ]
}