2 # Copyright 2017 Shivansh Rai
5 # Redistribution and use in source and binary forms, with or without
6 # modification, are permitted provided that the following conditions
8 # 1. Redistributions of source code must retain the above copyright
9 # notice, this list of conditions and the following disclaimer.
10 # 2. Redistributions in binary form must reproduce the above copyright
11 # notice, this list of conditions and the following disclaimer in the
12 # documentation and/or other materials provided with the distribution.
14 # THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
15 # ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
16 # IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
17 # ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
18 # FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
19 # DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
20 # OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
21 # HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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23 # OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
32 atf_fail "setting umask failed"
39 atf_set "descr" "Verify that when creating a hard link to a " \
40 "symbolic link, '-L' option creates a hard" \
41 "link to the target of the symbolic link"
50 stat_A=$(stat -f %i A)
51 stat_C=$(stat -f %i C)
52 atf_check_equal "$stat_A" "$stat_C"
53 atf_check -o inline:'Symbolic Link\n' stat -f %SHT B
54 atf_check -o inline:'A\n' readlink B
60 atf_set "descr" "Verify that when creating a hard link to a " \
61 "symbolic link, '-P' option creates a hard " \
62 "link to the symbolic link itself"
71 stat_B=$(stat -f %i B)
72 stat_C=$(stat -f %i C)
73 atf_check_equal "$stat_B" "$stat_C"
79 atf_set "descr" "Verify that if the target file already exists, " \
80 "'-f' option unlinks it so that link may occur"
88 stat_A=$(stat -f %i A)
89 stat_B=$(stat -f %i B)
90 atf_check_equal "$stat_A" "$stat_B"
93 atf_test_case target_exists_hard
94 target_exists_hard_head()
96 atf_set "descr" "Verify whether creating a hard link fails if the " \
97 "target file already exists"
100 target_exists_hard_body()
104 atf_check -s exit:1 -e inline:'ln: B: File exists\n' \
108 atf_test_case target_exists_symbolic
109 target_exists_symbolic_head()
111 atf_set "descr" "Verify whether creating a symbolic link fails if " \
112 "the target file already exists"
115 target_exists_symbolic_body()
119 atf_check -s exit:1 -e inline:'ln: B: File exists\n' \
123 atf_test_case shf_flag_dir
124 shf_flag_dir_head() {
125 atf_set "descr" "Verify that if the target directory is a symbolic " \
126 "link, '-shf' option prevents following the link"
131 atf_check mkdir -m 0777 A B
133 atf_check ln -shf B C
134 atf_check -o inline:'Symbolic Link\n' stat -f %SHT C
135 atf_check -o inline:'B\n' readlink C
138 atf_test_case snf_flag_dir
139 snf_flag_dir_head() {
140 atf_set "descr" "Verify that if the target directory is a symbolic " \
141 "link, '-snf' option prevents following the link"
146 atf_check mkdir -m 0777 A B
148 atf_check ln -snf B C
149 atf_check -o inline:'Symbolic Link\n' stat -f %SHT C
150 atf_check -o inline:'B\n' readlink C
153 atf_test_case sF_flag
156 atf_set "descr" "Verify that if the target file already exists " \
157 "and is a directory, then '-sF' option removes " \
158 "it so that the link may occur"
165 atf_check -o inline:'Symbolic Link\n' stat -f %SHT B
166 atf_check -o inline:'A\n' readlink B
169 atf_test_case sf_flag
172 atf_set "descr" "Verify that if the target file already exists, " \
173 "'-sf' option unlinks it and creates a symbolic link " \
182 atf_check -o inline:'Symbolic Link\n' stat -f %SHT B
183 atf_check -o inline:'A\n' readlink B
189 atf_set "descr" "Verify that '-s' option creates a symbolic link"
197 atf_check -o inline:'Symbolic Link\n' stat -f %SHT B
198 atf_check -o inline:'A\n' readlink B
201 atf_test_case s_flag_broken
204 atf_set "descr" "Verify that if the source file does not exists, '-s' " \
205 "option creates a broken symbolic link to the source file"
211 atf_check -o inline:'Symbolic Link\n' stat -f %SHT B
212 atf_check -o inline:'A\n' readlink B
215 atf_test_case sw_flag
218 atf_set "descr" "Verify that '-sw' option produces a warning if the " \
219 "source of a symbolic link does not currently exist"
224 atf_check -s exit:0 -e inline:'ln: warning: A: No such file or directory\n' \
226 atf_check -o inline:'Symbolic Link\n' stat -f %SHT B
227 atf_check -o inline:'A\n' readlink B
230 atf_init_test_cases()
232 atf_add_test_case L_flag
233 atf_add_test_case P_flag
234 atf_add_test_case f_flag
235 atf_add_test_case target_exists_hard
236 atf_add_test_case target_exists_symbolic
237 atf_add_test_case shf_flag_dir
238 atf_add_test_case snf_flag_dir
239 atf_add_test_case sF_flag
240 atf_add_test_case sf_flag
241 atf_add_test_case s_flag
242 atf_add_test_case s_flag_broken
243 atf_add_test_case sw_flag