#
# Copyright (c) 2017 Dell EMC
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# modification, are permitted provided that the following conditions
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# 2. Redistributions in binary form must reproduce the above copyright
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#
# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# $FreeBSD$

atf_test_case basic
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
}