2 # Copyright 2017 Shivansh
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32 atf_set "descr" "Verify the usage of option 'b'"
37 atf_check -s exit:0 -o empty fold -b < /dev/null
43 atf_set "descr" "Verify the usage of option 's'"
48 atf_check -s exit:0 -o empty fold -s < /dev/null
51 atf_test_case invalid_usage
54 atf_set "descr" "Verify that an invalid usage with a supported option produces a valid error message"
59 atf_check -s not-exit:0 -e inline:"fold: option requires an argument -- w
60 usage: fold [-bs] [-w width] [file ...]
64 atf_test_case no_arguments
67 atf_set "descr" "Verify that fold(1) executes successfully and silently when invoked without any arguments"
72 atf_check -s exit:0 -o empty fold < /dev/null
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