tests/readlink.test

   1 #!/bin/bash
   2
   3 [ -f testing.sh ] && . testing.sh
   4
   5 #testing "name" "command" "result" "infile" "stdin"
   6
   7 APWD="$(pwd -P)"
   8
   9 testing "missing" "readlink notfound || echo yes" "yes\n" "" ""
  10
  11 # simple tests on a file
  12
  13 touch file
  14 testing "file" "readlink file || echo yes" "yes\n" "" ""
  15 testing "-f dir" "readlink -f ." "$APWD\n" "" ""
  16 testing "-f missing" "readlink -f notfound" "$APWD/notfound\n" "" ""
  17
  18 ln -sf notfound link
  19 testing "link" "readlink link" "notfound\n" "" ""
  20 testing "link->missing" "readlink -f link" "$APWD/notfound\n" "" ""
  21 ln -sf ../../ link
  22 testing "stays relative" "readlink link" "../../\n" "" ""
  23 rm link
  24 ln -sf file link
  25 testing "-f link->file" "readlink -f link" "$APWD/file\n" "" ""
  26 ln -sf . link
  27 testing "-f link->dir" "readlink -f link" "$APWD\n" "" ""
  28 ln -snf link link
  29 testing "link->link (recursive)" "readlink link" "link\n" "" ""
  30 testing "-f link->link (recursive)" \
  31   "readlink -f link 2>/dev/null || echo yes" "yes\n" "" ""
  32
  33 testing "-q notlink" "readlink -q file || echo yes" "yes\n" "" ""
  34 testing "-q link" "readlink -q link && echo yes" "yes\n" "" ""
  35 testing "-q notfound" "readlink -q notfound || echo yes" "yes\n" "" ""
  36 testing "-e found" "readlink -e file" "$APWD/file\n" "" ""
  37 testing "-e notfound" \
  38   "readlink -e notfound 2>/dev/null || echo yes" "yes\n" "" ""
  39 testing "-nf ." "readlink -nf ." "$APWD" "" ""
  40
  41 mkdir sub &&
  42 ln -s . here &&
  43 ln -s ./sub dir &&
  44 touch sub/bang || exit 1
  45 testing "-f multi" "readlink -f dir/../here/dir/bang" \
  46   "$APWD/sub/bang\n" "" ""
  47 testing "-f link/missing" "readlink -f dir/boing" \
  48   "$APWD/sub/boing\n" "" ""
  49 testing "-f /dev/null/file" \
  50   "readlink -f /dev/null/file 2>/dev/null || echo yes" "yes\n" "" ""
  51 ln -sf / link || exit 1
  52 testing "-f link->/" "readlink -e link/dev" "/dev\n" "" ""
  53 testing "-f /dev/null/.." \
  54   "readlink -f link/null/.. 2>/dev/null || echo yes" "yes\n" "" ""
  55 rm -f link && ln -sf link link || exit 1
  56 testing "recurse" "readlink link" "link\n" "" ""
  57
  58 rm file link sub/bang dir here
  59 rmdir sub
  60
  61 # Make sure circular links don't run away.
  62
  63 ln -s link1 link2
  64 ln -s link2 link1
  65 testing "follow recursive2" "readlink -f link1 || echo yes" \
  66         "yes\n" "" ""
  67 rm link1 link2