tests/losetup.test

   1 #!/bin/bash
   2
   3 [ -f testing.sh ] && . testing.sh
   4
   5 if [ "$(id -u)" -ne 0 ]
   6 then
   7   echo "SKIPPED: losetup (not root)"
   8   continue 2>/dev/null
   9   exit
  10 fi
  11
  12 #testing "name" "command" "result" "infile" "stdin"
  13
  14 truncate -s 1M blah.img &&
  15 FILE="$(readlink -f blah.img)"
  16 DEV="$(printf '%04d' $(stat -t blah.img | awk '{print $7}'))"
  17 NODE="$(awk '{print $7}')"
  18
  19 losetup -f
  20 losetup -f -s
  21 losetup -f file
  22 testing "cat" "cat && echo yes" "oneyes\n" "" "one"
  23 testing "cat -" "cat - && echo yes" "oneyes\n" "" "one"
  24 testing "cat file1 file2" "cat file1 file2" "one\ntwo\n"  "" ""
  25 testing "cat - file"      "cat - file1"     "zero\none\n" "" "zero\n"
  26 testing "cat file -"      "cat file1 -"     "one\nzero\n" "" "zero\n"
  27
  28 testing "cat file1 notfound file2" \
  29         "cat file1 notfound file2 2>stderr && echo ok ; cat stderr; rm stderr" \
  30         "one\ntwo\ncat: notfound: No such file or directory\n" "" ""
  31
  32 testing "cat file1" \
  33         "cat /proc/self/exe > file1 && cmp /proc/self/exe file1 && echo yes" \
  34         "yes\n" "" ""
  35
  36 testing "cat - file1" \
  37         "cat - file1 | diff -a -U 0 - file1 | tail -n 1" \
  38         "-hello\n" "" "hello\n"
  39
  40 testing "cat > /dev/full" \
  41         "cat - > /dev/full 2>stderr && echo ok; cat stderr; rm stderr" \
  42         "cat: xwrite: No space left on device\n" "" "zero\n"
  43
  44 losetup -d
  45
  46 rm blah.img