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test: fs: Add test to detect fat type

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Ensure that a large FAT12 filesystem and a small FAT16 filesystem are
detected correctly.

Signed-off-by: Christian Taedcke <christian.taedcke@weidmueller.com>
This commit is contained in:
Christian Taedcke 2023-11-15 13:44:24 +01:00 • committed by Tom Rini
parent c667b26b26
commit 8154ac1613
2 changed files with 72 additions and 0 deletions
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47
test/py/tests/test_fs/conftest.py
View file

@ -13,6 +13,7 @@ from tests import fs_helper
supported_fs_basic = ['fat16', 'fat32', 'ext4']
supported_fs_ext = ['fat12', 'fat16', 'fat32']
supported_fs_fat = ['fat12', 'fat16']
supported_fs_mkdir = ['fat12', 'fat16', 'fat32']
supported_fs_unlink = ['fat12', 'fat16', 'fat32']
supported_fs_symlink = ['ext4']
@ -49,6 +50,7 @@ def pytest_configure(config):
"""
global supported_fs_basic
global supported_fs_ext
global supported_fs_fat
global supported_fs_mkdir
global supported_fs_unlink
global supported_fs_symlink
@ -61,6 +63,7 @@ def pytest_configure(config):
print('*** FS TYPE modified: %s' % supported_fs)
supported_fs_basic = intersect(supported_fs, supported_fs_basic)
supported_fs_ext = intersect(supported_fs, supported_fs_ext)
supported_fs_fat = intersect(supported_fs, supported_fs_fat)
supported_fs_mkdir = intersect(supported_fs, supported_fs_mkdir)
supported_fs_unlink = intersect(supported_fs, supported_fs_unlink)
supported_fs_symlink = intersect(supported_fs, supported_fs_symlink)
@ -83,6 +86,9 @@ def pytest_generate_tests(metafunc):
if 'fs_obj_ext' in metafunc.fixturenames:
metafunc.parametrize('fs_obj_ext', supported_fs_ext,
indirect=True, scope='module')
if 'fs_obj_fat' in metafunc.fixturenames:
metafunc.parametrize('fs_obj_fat', supported_fs_fat,
indirect=True, scope='module')
if 'fs_obj_mkdir' in metafunc.fixturenames:
metafunc.parametrize('fs_obj_mkdir', supported_fs_mkdir,
indirect=True, scope='module')
@ -624,3 +630,44 @@ def fs_obj_symlink(request, u_boot_config):
finally:
call('rmdir %s' % mount_dir, shell=True)
call('rm -f %s' % fs_img, shell=True)
#
# Fixture for fat test
#
@pytest.fixture()
def fs_obj_fat(request, u_boot_config):
"""Set up a file system to be used in fat test.
Args:
request: Pytest request object.
u_boot_config: U-Boot configuration.
Return:
A fixture for fat test, i.e. a duplet of file system type and
volume file name.
"""
# the maximum size of a FAT12 filesystem resulting in 4084 clusters
MAX_FAT12_SIZE = 261695 * 1024
# the minimum size of a FAT16 filesystem that can be created with
# mkfs.vfat resulting in 4087 clusters
MIN_FAT16_SIZE = 8208 * 1024
fs_type = request.param
fs_img = ''
fs_ubtype = fstype_to_ubname(fs_type)
check_ubconfig(u_boot_config, fs_ubtype)
fs_size = MAX_FAT12_SIZE if fs_type == 'fat12' else MIN_FAT16_SIZE
try:
# the volume size depends on the filesystem
fs_img = fs_helper.mk_fs(u_boot_config, fs_type, fs_size, f'{fs_size}', 1024)
except:
pytest.skip('Setup failed for filesystem: ' + fs_type)
return
else:
yield [fs_ubtype, fs_img]
call('rm -f %s' % fs_img, shell=True)

25
test/py/tests/test_fs/test_fs_fat.py Normal file
View file

@ -0,0 +1,25 @@
# SPDX-License-Identifier: GPL-2.0+
# Copyright (c) 2023 Weidmüller Interface GmbH & Co. KG
# Author: Christian Taedcke <christian.taedcke@weidmueller.com>
#
# U-Boot File System: FAT Test
"""
This test verifies fat specific file system behaviour.
"""
import pytest
import re
@pytest.mark.boardspec('sandbox')
@pytest.mark.slow
class TestFsFat(object):
def test_fs_fat1(self, u_boot_console, fs_obj_fat):
"""Test that `fstypes` prints a result which includes `sandbox`."""
fs_type,fs_img = fs_obj_fat
with u_boot_console.log.section('Test Case 1 - fatinfo'):
# Test Case 1 - ls
output = u_boot_console.run_command_list([
'host bind 0 %s' % fs_img,
'fatinfo host 0:0'])
assert(re.search('Filesystem: %s' % fs_type.upper(), ''.join(output)))