test: fs: Added tests for symlinks
Test cases are:
1) basic link creation, verify it can be followed
2) chained links, verify it can be followed
3) replace exiting file a with a link, and a link with a link. verify it
can be followed
4) create a broken link, verify it can't be followed
Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/test/py/tests/test_fs/test_symlink.py b/test/py/tests/test_fs/test_symlink.py
new file mode 100644
index 0000000..9ced101
--- /dev/null
+++ b/test/py/tests/test_fs/test_symlink.py
@@ -0,0 +1,130 @@
+# SPDX-License-Identifier: GPL-2.0+
+# Copyright (c) 2019, Texas Instrument
+# Author: Jean-Jacques Hiblot <jjhiblot@ti.com>
+#
+# U-Boot File System:symlink Test
+
+"""
+This test verifies unlink operation (deleting a file or a directory)
+on file system.
+"""
+
+import pytest
+import re
+from fstest_defs import *
+from fstest_helpers import assert_fs_integrity
+
+
+@pytest.mark.boardspec('sandbox')
+@pytest.mark.slow
+class TestSymlink(object):
+ def test_symlink1(self, u_boot_console, fs_obj_symlink):
+ """
+ Test Case 1 - create a link. and follow it when reading
+ """
+ fs_type, fs_img, md5val = fs_obj_symlink
+ with u_boot_console.log.section('Test Case 1 - create link and read'):
+ output = u_boot_console.run_command_list([
+ 'host bind 0 %s' % fs_img,
+ 'setenv filesize',
+ 'ln host 0:0 %s /%s.link ' % (SMALL_FILE, SMALL_FILE),
+ ])
+ assert('' in ''.join(output))
+
+ output = u_boot_console.run_command_list([
+ '%sload host 0:0 %x /%s.link' % (fs_type, ADDR, SMALL_FILE),
+ 'printenv filesize'])
+ assert('filesize=100000' in ''.join(output))
+
+ # Test Case 4b - Read full 1MB of small file
+ output = u_boot_console.run_command_list([
+ 'md5sum %x $filesize' % ADDR,
+ 'setenv filesize'])
+ assert(md5val[0] in ''.join(output))
+ assert_fs_integrity(fs_type, fs_img)
+
+ def test_symlink2(self, u_boot_console, fs_obj_symlink):
+ """
+ Test Case 2 - create chained links
+ """
+ fs_type, fs_img, md5val = fs_obj_symlink
+ with u_boot_console.log.section('Test Case 2 - create chained links'):
+ output = u_boot_console.run_command_list([
+ 'host bind 0 %s' % fs_img,
+ 'setenv filesize',
+ 'ln host 0:0 %s /%s.link1 ' % (SMALL_FILE, SMALL_FILE),
+ 'ln host 0:0 /%s.link1 /SUBDIR/%s.link2' % (
+ SMALL_FILE, SMALL_FILE),
+ 'ln host 0:0 SUBDIR/%s.link2 /%s.link3' % (
+ SMALL_FILE, SMALL_FILE),
+ ])
+ assert('' in ''.join(output))
+
+ output = u_boot_console.run_command_list([
+ '%sload host 0:0 %x /%s.link3' % (fs_type, ADDR, SMALL_FILE),
+ 'printenv filesize'])
+ assert('filesize=100000' in ''.join(output))
+
+ # Test Case 4b - Read full 1MB of small file
+ output = u_boot_console.run_command_list([
+ 'md5sum %x $filesize' % ADDR,
+ 'setenv filesize'])
+ assert(md5val[0] in ''.join(output))
+ assert_fs_integrity(fs_type, fs_img)
+
+ def test_symlink3(self, u_boot_console, fs_obj_symlink):
+ """
+ Test Case 3 - replace file/link with link
+ """
+ fs_type, fs_img, md5val = fs_obj_symlink
+ with u_boot_console.log.section('Test Case 1 - create link and read'):
+ output = u_boot_console.run_command_list([
+ 'host bind 0 %s' % fs_img,
+ 'setenv filesize',
+ 'ln host 0:0 %s /%s ' % (MEDIUM_FILE, SMALL_FILE),
+ 'ln host 0:0 %s /%s.link ' % (MEDIUM_FILE, MEDIUM_FILE),
+ ])
+ assert('' in ''.join(output))
+
+ output = u_boot_console.run_command_list([
+ '%sload host 0:0 %x /%s' % (fs_type, ADDR, SMALL_FILE),
+ 'printenv filesize'])
+ assert('filesize=a00000' in ''.join(output))
+
+ output = u_boot_console.run_command_list([
+ 'md5sum %x $filesize' % ADDR,
+ 'setenv filesize'])
+ assert(md5val[1] in ''.join(output))
+
+ output = u_boot_console.run_command_list([
+ 'ln host 0:0 %s.link /%s ' % (MEDIUM_FILE, SMALL_FILE),
+ '%sload host 0:0 %x /%s' % (fs_type, ADDR, SMALL_FILE),
+ 'printenv filesize'])
+ assert('filesize=a00000' in ''.join(output))
+
+ output = u_boot_console.run_command_list([
+ 'md5sum %x $filesize' % ADDR,
+ 'setenv filesize'])
+ assert(md5val[1] in ''.join(output))
+ assert_fs_integrity(fs_type, fs_img)
+
+ def test_symlink4(self, u_boot_console, fs_obj_symlink):
+ """
+ Test Case 4 - create a broken link
+ """
+ fs_type, fs_img, md5val = fs_obj_symlink
+ with u_boot_console.log.section('Test Case 1 - create link and read'):
+
+ output = u_boot_console.run_command_list([
+ 'setenv filesize',
+ 'ln host 0:0 nowhere /link ',
+ ])
+ assert('' in ''.join(output))
+
+ output = u_boot_console.run_command(
+ '%sload host 0:0 %x /link' %
+ (fs_type, ADDR))
+ with u_boot_console.disable_check('error_notification'):
+ output = u_boot_console.run_command('printenv filesize')
+ assert('"filesize" not defined' in ''.join(output))
+ assert_fs_integrity(fs_type, fs_img)