freebsd-nq/usr.bin/stat/tests/readlink_test.sh
Enji Cooper 21860bf938 Write up some basic tests for readlink(1)
The tests exercise -f (f_flag), -n (n_flag), and no arguments (basic).

MFC after:	1 month
Sponsored by:	Dell EMC Isilon
2017-06-11 21:13:12 +00:00

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#
# Copyright (c) 2017 Dell EMC
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# $FreeBSD$
atf_test_case f_flag
basic_head()
{
atf_set "descr" "Verify that calling readlink without any flags " \
"prints out the symlink target for a file"
}
basic_body()
{
atf_check ln -s foo bar
atf_check -o inline:'foo\n' readlink bar
}
atf_test_case f_flag
f_flag_head()
{
atf_set "descr" "Verify that calling readlink with -f will not emit " \
"an error message/exit with a non-zero code"
}
f_flag_body()
{
atf_check touch A.file
atf_check ln -s nonexistent A.link
atf_check -o inline:"nonexistent\n" \
-s exit:1 readlink A.file A.link
atf_check -o inline:"$(realpath A.file)\n$PWD/nonexistent\n" \
-s exit:1 readlink -f A.file A.link
}
atf_test_case n_flag
n_flag_head()
{
}
n_flag_body()
{
atf_check ln -s nonexistent.A A
atf_check ln -s nonexistent.B B
atf_check -o 'inline:nonexistent.A\nnonexistent.B\n' readlink A B
atf_check -o 'inline:nonexistent.Anonexistent.B' readlink -n A B
}
atf_init_test_cases()
{
atf_add_test_case basic
atf_add_test_case f_flag
atf_add_test_case n_flag
}