# $NetBSD: t_mkdir.sh,v 1.9 2024/04/28 07:27:41 rillig Exp $
#
# Copyright (c) 2005, 2006, 2007, 2008 The NetBSD Foundation, Inc.
# All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#

#
# Verifies that mkdir works by creating some nested directories.  It also
# checks, in part, the lookup operation.
#

atf_test_case single
single_head() {
       atf_set "descr" "Creates a single directory and checks the" \
                       "mount point's hard link count"
       atf_set "require.user" "root"
}
single_body() {
       test_mount

       atf_check -s exit:1 -o empty -e empty test -d a
       atf_check -s exit:0 -o empty -e empty mkdir a
       atf_check -s exit:0 -o empty -e empty test -d a
       test -d a
       eval $(stat -s ${Mount_Point})
       [ ${st_nlink} = 3 ] || atf_fail "Link count is not 3"

       test_unmount
}

atf_test_case many
many_head() {
       atf_set "descr" "Creates multiple directories and checks the" \
                       "mount point's hard link count"
       atf_set "require.user" "root"
}
many_body() {
       test_mount

       for d in $(jot 100); do
               atf_check -s exit:1 -o empty -e empty test -d ${d}
               atf_check -s exit:0 -o empty -e empty mkdir ${d}
               atf_check -s exit:0 -o empty -e empty test -d ${d}
       done
       eval $(stat -s ${Mount_Point})
       [ ${st_nlink} = 102 ] || atf_fail "Link count is not 102"

       test_unmount
}

atf_test_case nested
nested_head() {
       atf_set "descr" "Checks if nested directories can be created"
       atf_set "require.user" "root"
}
nested_body() {
       test_mount

       atf_check -s exit:1 -o empty -e empty test -d a/b/c/d/e
       atf_check -s exit:0 -o empty -e empty mkdir -p a/b/c/d/e
       atf_check -s exit:0 -o empty -e empty test -d a/b/c/d/e

       test_unmount
}

atf_test_case attrs
attrs_head() {
       atf_set "descr" "Checks that new directories get the proper" \
                       "attributes (owner and group)"
       atf_set "require.config" "unprivileged-user"
       atf_set "require.user" "root"
}
attrs_body() {
       user=$(atf_config_get unprivileged-user)
       # Allow the unprivileged user to access the work directory.
       chown ${user} .

       test_mount

       atf_check -s exit:0 -o empty -e empty mkdir b c

       atf_check -s exit:0 -o empty -e empty chown ${user}:0 b
       eval $(stat -s b)
       [ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
       [ ${st_gid} -eq 0 ] || atf_fail "Incorrect group"

       atf_check -s exit:0 -o empty -e empty chown ${user}:100 c
       eval $(stat -s c)
       [ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
       [ ${st_gid} -eq 100 ] || atf_fail "Incorrect group"

       atf_check -s exit:0 -o empty -e empty su -m ${user} -c 'mkdir b/a'
       eval $(stat -s b/a)
       [ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
       [ ${st_gid} -eq 0 ] || atf_fail "Incorrect group"

       atf_check -s exit:0 -o empty -e empty su -m ${user} -c 'mkdir c/a'
       eval $(stat -s c/a)
       [ ${st_uid} -eq $(id -u ${user}) ] || atf_fail "Incorrect owner"
       [ ${st_gid} -eq 100 ] || atf_fail "Incorrect group"

       test_unmount
}

atf_test_case kqueue
kqueue_head() {
       atf_set "descr" "Creates a directory and checks the kqueue events" \
                       "raised"
       atf_set "require.user" "root"
}
kqueue_body() {
       test_mount

       atf_check -s exit:0 -o empty -e empty mkdir dir
       echo 'mkdir dir/a' | kqueue_monitor 2 dir

       # Creating a directory raises NOTE_LINK on the parent directory
       kqueue_check dir NOTE_LINK

       # Creating a directory raises NOTE_WRITE on the parent directory
       kqueue_check dir NOTE_WRITE

       atf_check -s exit:0 -o empty -e empty rmdir dir/a
       atf_check -s exit:0 -o empty -e empty rmdir dir

       test_unmount
}

atf_init_test_cases() {
       . $(atf_get_srcdir)/../h_funcs.subr
       . $(atf_get_srcdir)/h_funcs.subr

       atf_add_test_case single
       atf_add_test_case many
       atf_add_test_case nested
       atf_add_test_case attrs
       atf_add_test_case kqueue
}

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