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# SPDX-License-Identifier: GPL-2.0+
# Copyright (c) 2018, Linaro Limited
# Author: Takahiro Akashi <takahiro.akashi@linaro.org>
#
# U-Boot File System:unlink Test
"""
This test verifies unlink operation (deleting a file or a directory)
on file system.
"""
import pytest
from fstest_helpers import assert_fs_integrity
@pytest.mark.boardspec('sandbox')
@pytest.mark.slow
class TestUnlink(object):
def test_unlink1(self, u_boot_console, fs_obj_unlink):
"""
Test Case 1 - delete a file
"""
fs_type,fs_img = fs_obj_unlink
with u_boot_console.log.section('Test Case 1 - unlink (file)'):
output = u_boot_console.run_command_list([
'host bind 0 %s' % fs_img,
'%srm host 0:0 dir1/file1' % fs_type,
'%sls host 0:0 dir1/file1' % fs_type])
assert('' == ''.join(output))
output = u_boot_console.run_command(
'%sls host 0:0 dir1/' % fs_type)
assert(not 'file1' in output)
assert('file2' in output)
assert_fs_integrity(fs_type, fs_img)
def test_unlink2(self, u_boot_console, fs_obj_unlink):
"""
Test Case 2 - delete many files
"""
fs_type,fs_img = fs_obj_unlink
with u_boot_console.log.section('Test Case 2 - unlink (many)'):
output = u_boot_console.run_command('host bind 0 %s' % fs_img)
for i in range(0, 20):
output = u_boot_console.run_command_list([
'%srm host 0:0 dir2/0123456789abcdef%02x' % (fs_type, i),
'%sls host 0:0 dir2/0123456789abcdef%02x' % (fs_type, i)])
assert('' == ''.join(output))
output = u_boot_console.run_command(
'%sls host 0:0 dir2' % fs_type)
assert('0 file(s), 2 dir(s)' in output)
assert_fs_integrity(fs_type, fs_img)
def test_unlink3(self, u_boot_console, fs_obj_unlink):
"""
Test Case 3 - trying to delete a non-existing file should fail
"""
fs_type,fs_img = fs_obj_unlink
with u_boot_console.log.section('Test Case 3 - unlink (non-existing)'):
output = u_boot_console.run_command_list([
'host bind 0 %s' % fs_img,
'%srm host 0:0 dir1/nofile' % fs_type])
assert('nofile: doesn\'t exist' in ''.join(output))
assert_fs_integrity(fs_type, fs_img)
def test_unlink4(self, u_boot_console, fs_obj_unlink):
"""
Test Case 4 - delete an empty directory
"""
fs_type,fs_img = fs_obj_unlink
with u_boot_console.log.section('Test Case 4 - unlink (directory)'):
output = u_boot_console.run_command_list([
'host bind 0 %s' % fs_img,
'%srm host 0:0 dir4' % fs_type])
assert('' == ''.join(output))
output = u_boot_console.run_command(
'%sls host 0:0 /' % fs_type)
assert(not 'dir4' in output)
assert_fs_integrity(fs_type, fs_img)
def test_unlink5(self, u_boot_console, fs_obj_unlink):
"""
Test Case 5 - trying to deleting a non-empty directory ".."
should fail
"""
fs_type,fs_img = fs_obj_unlink
with u_boot_console.log.section('Test Case 5 - unlink ("non-empty directory")'):
output = u_boot_console.run_command_list([
'host bind 0 %s' % fs_img,
'%srm host 0:0 dir5' % fs_type])
assert('directory is not empty' in ''.join(output))
assert_fs_integrity(fs_type, fs_img)
def test_unlink6(self, u_boot_console, fs_obj_unlink):
"""
Test Case 6 - trying to deleting a "." should fail
"""
fs_type,fs_img = fs_obj_unlink
with u_boot_console.log.section('Test Case 6 - unlink (".")'):
output = u_boot_console.run_command_list([
'host bind 0 %s' % fs_img,
'%srm host 0:0 dir5/.' % fs_type])
assert('directory is not empty' in ''.join(output))
assert_fs_integrity(fs_type, fs_img)
def test_unlink7(self, u_boot_console, fs_obj_unlink):
"""
Test Case 7 - trying to deleting a ".." should fail
"""
fs_type,fs_img = fs_obj_unlink
with u_boot_console.log.section('Test Case 7 - unlink ("..")'):
output = u_boot_console.run_command_list([
'host bind 0 %s' % fs_img,
'%srm host 0:0 dir5/..' % fs_type])
assert('directory is not empty' in ''.join(output))
assert_fs_integrity(fs_type, fs_img)
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