xref: /freebsd/usr.bin/fold/tests/fold_test.sh (revision cddbc3b40812213ff00041f79174cac0be360a2a)
1#
2# Copyright 2017 Shivansh
3# All rights reserved.
4#
5# Redistribution and use in source and binary forms, with or without
6# modification, are permitted provided that the following conditions
7# are met:
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
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12#    documentation and/or other materials provided with the distribution.
13#
14# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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19# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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25#
26# $FreeBSD$
27#
28
29atf_test_case b_flag
30b_flag_head()
31{
32	atf_set "descr" "Verify the usage of option 'b'"
33}
34
35b_flag_body()
36{
37	atf_check -s exit:0 -o empty fold -b < /dev/null
38}
39
40atf_test_case s_flag
41s_flag_head()
42{
43	atf_set "descr" "Verify the usage of option 's'"
44}
45
46s_flag_body()
47{
48	atf_check -s exit:0 -o empty fold -s < /dev/null
49}
50
51atf_test_case invalid_usage
52invalid_usage_head()
53{
54	atf_set "descr" "Verify that an invalid usage with a supported option produces a valid error message"
55}
56
57invalid_usage_body()
58{
59	atf_check -s not-exit:0 -e inline:"fold: option requires an argument -- w
60usage: fold [-bs] [-w width] [file ...]
61" fold -w
62}
63
64atf_test_case no_arguments
65no_arguments_head()
66{
67	atf_set "descr" "Verify that fold(1) executes successfully and silently when invoked without any arguments"
68}
69
70no_arguments_body()
71{
72	atf_check -s exit:0 -o empty fold < /dev/null
73}
74
75atf_init_test_cases()
76{
77	atf_add_test_case b_flag
78	atf_add_test_case s_flag
79	atf_add_test_case invalid_usage
80	atf_add_test_case no_arguments
81}
82