t/join_paths.t

   1 #!/usr/bin/perl
   2 #
   3 # This file is part of GNU Stow.
   4 #
   5 # GNU Stow is free software: you can redistribute it and/or modify it
   6 # under the terms of the GNU General Public License as published by
   7 # the Free Software Foundation, either version 3 of the License, or
   8 # (at your option) any later version.
   9 #
  10 # GNU Stow is distributed in the hope that it will be useful, but
  11 # WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
  13 # General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program. If not, see https://www.gnu.org/licenses/.
  17
  18 #
  19 # Testing join_paths();
  20 #
  21
  22 use strict;
  23 use warnings;
  24
  25 use Stow::Util qw(join_paths set_debug_level);
  26
  27 #set_debug_level(4);
  28
  29 use Test::More tests => 22;
  30
  31 my @TESTS = (
  32   [['a/b/c', 'd/e/f'], 'a/b/c/d/e/f' => 'simple'],
  33   [['a/b/c', '/d/e/f'], '/d/e/f' => 'relative then absolute'],
  34   [['/a/b/c', 'd/e/f'], '/a/b/c/d/e/f' => 'absolute then relative'],
  35   [['/a/b/c', '/d/e/f'], '/d/e/f' => 'two absolutes'],
  36   [['/a/b/c/', '/d/e/f/'], '/d/e/f' => 'two absolutes with trailing /'],
  37   [['///a/b///c//', '/d///////e/f'], '/d/e/f' => "multiple /'s, absolute"],
  38   [['///a/b///c//', 'd///////e/f'], '/a/b/c/d/e/f' => "multiple /'s, relative"],
  39   [['', 'a/b/c'], 'a/b/c' => 'first empty'],
  40   [['a/b/c', ''], 'a/b/c' => 'second empty'],
  41   [['/', 'a/b/c'], '/a/b/c' => 'first is /'],
  42   [['a/b/c', '/'], '/' => 'second is /'],
  43   [['../a1/b1/../c1/', 'a2/../b2/e2'], '../a1/c1/b2/e2' => 'relative with ../'],
  44   [['../a1/b1/../c1/', '/a2/../b2/e2'], '/b2/e2' => 'absolute with ../'],
  45   [['../a1/../../c1', 'a2/../../'], '../..' => 'lots of ../'],
  46   [['./', '../a2'], '../a2' => 'drop any "./"'],
  47   [['./a1', '../../a2'], '../a2' => 'drop any "./foo"'],
  48   [['a/b/c', '.'], 'a/b/c' => '. on RHS'],
  49   [['a/b/c', '.', 'd/e'], 'a/b/c/d/e' => '. in middle'],
  50   [['0', 'a/b'], '0/a/b' => '0 at start'],
  51   [['/0', 'a/b'], '/0/a/b' => '/0 at start'],
  52   [['a/b/c', '0', 'd/e'], 'a/b/c/0/d/e' => '0 in middle'],
  53   [['a/b', '0'], 'a/b/0' => '0 at end'],
  54 );
  55
  56 for my $test (@TESTS) {
  57   my ($inputs, $expected, $scenario) = @$test;
  58   my $got = join_paths(@$inputs);
  59   my $descr = "$scenario: in=[" . join(', ', map "'$_'", @$inputs) . "] exp=[$expected] got=[$got]";
  60   is($got, $expected, $descr);
  61 }