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1#!/bin/bash
2
3# Copyright 2013 Divya Kothari <divya.s.kothari@gmail.com>
4# Copyright 2013 Robin Mittal <robinmittal.it@gmail.com>
5
6#testing "name" "command" "result" "infile" "stdin"
7
8umask 022
9
10PERM="---""--x""-w-""-wx""r--""r-x""rw-""rwx"
11
12num2perm()
13{
14  for i in 0 1 2
15  do
16    num=${1:$i:1}
17    printf "%s" ${PERM:$(($num*3)):3}
18  done
19  echo
20}
21
22# Creating test files to test chmod command
23mkdir dir
24touch file
25
26# We don't need to test all 512 permissions
27for u in 0 1 2 3 4 5 6 7
28do
29  for g in 0 3 6
30  do
31    for o in 0 7
32    do
33      if [ "$type" == file ]
34      then
35        type=dir
36        rm -rf "./$type" && mkdir $type
37        DASH=d
38      else
39        type=file
40        rm -f "./$type" && touch $type
41        DASH=-
42      fi
43      DASHES=$(num2perm $u$g$o)
44      testing "$u$g$o $type" "chmod $u$g$o $type &&
45        ls -ld $type | cut -d' ' -f 1 | cut -d. -f 1" "$DASH$DASHES\n" "" ""
46    done
47  done
48done
49
50rm -rf dir file && mkdir dir && touch file 640
51testing "750 dir 640 file" "chmod 750 dir 640 file &&
52  ls -ld 640 dir file | cut -d' ' -f 1 | cut -d. -f 1" \
53  "-rwxr-x---\ndrwxr-x---\n-rwxr-x---\n" "" ""
54
55chtest()
56{
57  rm -rf dir file && mkdir dir && touch file
58  testing "$1 dir file" \
59    "chmod $1 dir file && ls -ld dir file | cut -d' ' -f 1 | cut -d. -f 1" \
60    "$2" "" ""
61}
62
63chtest 666 "drw-rw-rw-\n-rw-rw-rw-\n"
64chtest 765 "drwxrw-r-x\n-rwxrw-r-x\n"
65chtest u=r "dr--r-xr-x\n-r--r--r--\n"
66chtest u=w "d-w-r-xr-x\n--w-r--r--\n"
67chtest u=x "d--xr-xr-x\n---xr--r--\n"
68chtest u+r "drwxr-xr-x\n-rw-r--r--\n"
69chtest u+w "drwxr-xr-x\n-rw-r--r--\n"
70chtest u+x "drwxr-xr-x\n-rwxr--r--\n"
71chtest u-r "d-wxr-xr-x\n--w-r--r--\n"
72chtest u-w "dr-xr-xr-x\n-r--r--r--\n"
73chtest u-x "drw-r-xr-x\n-rw-r--r--\n"
74chtest g=r "drwxr--r-x\n-rw-r--r--\n"
75chtest g=w "drwx-w-r-x\n-rw--w-r--\n"
76chtest g=x "drwx--xr-x\n-rw---xr--\n"
77chtest g+r "drwxr-xr-x\n-rw-r--r--\n"
78chtest g+w "drwxrwxr-x\n-rw-rw-r--\n"
79chtest g+x "drwxr-xr-x\n-rw-r-xr--\n"
80chtest g-r "drwx--xr-x\n-rw----r--\n"
81chtest g-w "drwxr-xr-x\n-rw-r--r--\n"
82chtest g-x "drwxr--r-x\n-rw-r--r--\n"
83chtest o=r "drwxr-xr--\n-rw-r--r--\n"
84chtest o=w "drwxr-x-w-\n-rw-r---w-\n"
85chtest o=x "drwxr-x--x\n-rw-r----x\n"
86chtest o+r "drwxr-xr-x\n-rw-r--r--\n"
87chtest o+w "drwxr-xrwx\n-rw-r--rw-\n"
88chtest o+x "drwxr-xr-x\n-rw-r--r-x\n"
89chtest o-r "drwxr-x--x\n-rw-r-----\n"
90chtest o-w "drwxr-xr-x\n-rw-r--r--\n"
91chtest o-x "drwxr-xr--\n-rw-r--r--\n"
92chtest a=r "dr--r--r--\n-r--r--r--\n"
93chtest a=w "d-w--w--w-\n--w--w--w-\n"
94chtest a=x "d--x--x--x\n---x--x--x\n"
95chtest a+r "drwxr-xr-x\n-rw-r--r--\n"
96chtest a+w "drwxrwxrwx\n-rw-rw-rw-\n"
97chtest a+x "drwxr-xr-x\n-rwxr-xr-x\n"
98chtest a-r "d-wx--x--x\n--w-------\n"
99chtest a-w "dr-xr-xr-x\n-r--r--r--\n"
100chtest a-x "drw-r--r--\n-rw-r--r--\n"
101chtest =r "dr--r--r--\n-r--r--r--\n"
102chtest =w "d-w-------\n--w-------\n"
103chtest =x "d--x--x--x\n---x--x--x\n"
104chtest +r "drwxr-xr-x\n-rw-r--r--\n"
105chtest +w "drwxr-xr-x\n-rw-r--r--\n"
106chtest +x "drwxr-xr-x\n-rwxr-xr-x\n"
107chtest -r "d-wx--x--x\n--w-------\n"
108chtest -w "dr-xr-xr-x\n-r--r--r--\n"
109chtest -x "drw-r--r--\n-rw-r--r--\n"
110chtest g+s "drwxr-sr-x\n-rw-r-Sr--\n"
111chtest u+s "drwsr-xr-x\n-rwSr--r--\n"
112chtest o+s "drwxr-xr-x\n-rw-r--r--\n"
113chtest +t  "drwxr-xr-t\n-rw-r--r-T\n"
114
115# Removing test files for cleanup purpose
116rm -rf dir file
117