1 # SPDX-License-Identifier: GPL-2.0
2 # Copyright (c) 2017 Alison Chaiken
3 # Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
5 # Test GPT manipulation commands.
12 These tests rely on a 4 MB disk image, which is automatically created by
16 class GptTestDiskImage(object):
17 """Disk Image used by the GPT tests."""
19 def __init__(self, u_boot_console):
20 """Initialize a new GptTestDiskImage object.
23 u_boot_console: A U-Boot console.
29 filename = 'test_gpt_disk_image.bin'
31 persistent = u_boot_console.config.persistent_data_dir + '/' + filename
32 self.path = u_boot_console.config.result_dir + '/' + filename
34 with u_boot_utils.persistent_file_helper(u_boot_console.log, persistent):
35 if os.path.exists(persistent):
36 u_boot_console.log.action('Disk image file ' + persistent +
39 u_boot_console.log.action('Generating ' + persistent)
40 fd = os.open(persistent, os.O_RDWR | os.O_CREAT)
41 os.ftruncate(fd, 4194304)
43 cmd = ('sgdisk', '-U', '375a56f7-d6c9-4e81-b5f0-09d41ca89efe',
45 u_boot_utils.run_and_log(u_boot_console, cmd)
46 # part1 offset 1MB size 1MB
47 cmd = ('sgdisk', '--new=1:2048:4095', '-c 1:part1', persistent)
48 # part2 offset 2MB size 1.5MB
49 u_boot_utils.run_and_log(u_boot_console, cmd)
50 cmd = ('sgdisk', '--new=2:4096:7167', '-c 2:part2', persistent)
51 u_boot_utils.run_and_log(u_boot_console, cmd)
52 cmd = ('sgdisk', '-l', persistent)
53 u_boot_utils.run_and_log(u_boot_console, cmd)
55 cmd = ('cp', persistent, self.path)
56 u_boot_utils.run_and_log(u_boot_console, cmd)
59 @pytest.fixture(scope='function')
60 def state_disk_image(u_boot_console):
61 """pytest fixture to provide a GptTestDiskImage object to tests.
62 This is function-scoped because it uses u_boot_console, which is also
63 function-scoped. However, we don't need to actually do any function-scope
64 work, so this simply returns the same object over and over each time."""
68 gtdi = GptTestDiskImage(u_boot_console)
71 @pytest.mark.boardspec('sandbox')
72 @pytest.mark.buildconfigspec('cmd_gpt')
73 @pytest.mark.buildconfigspec('cmd_part')
74 @pytest.mark.requiredtool('sgdisk')
75 def test_gpt_read(state_disk_image, u_boot_console):
76 """Test the gpt read command."""
78 u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
79 output = u_boot_console.run_command('gpt read host 0')
80 assert 'Start 1MiB, size 1MiB' in output
81 assert 'Block size 512, name part1' in output
82 assert 'Start 2MiB, size 1MiB' in output
83 assert 'Block size 512, name part2' in output
84 output = u_boot_console.run_command('part list host 0')
85 assert '0x00000800 0x00000fff "part1"' in output
86 assert '0x00001000 0x00001bff "part2"' in output
88 @pytest.mark.boardspec('sandbox')
89 @pytest.mark.buildconfigspec('cmd_gpt')
90 @pytest.mark.requiredtool('sgdisk')
91 def test_gpt_verify(state_disk_image, u_boot_console):
92 """Test the gpt verify command."""
94 u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
95 output = u_boot_console.run_command('gpt verify host 0')
96 assert 'Verify GPT: success!' in output
98 @pytest.mark.boardspec('sandbox')
99 @pytest.mark.buildconfigspec('cmd_gpt')
100 @pytest.mark.requiredtool('sgdisk')
101 def test_gpt_guid(state_disk_image, u_boot_console):
102 """Test the gpt guid command."""
104 u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
105 output = u_boot_console.run_command('gpt guid host 0')
106 assert '375a56f7-d6c9-4e81-b5f0-09d41ca89efe' in output
108 @pytest.mark.boardspec('sandbox')
109 @pytest.mark.buildconfigspec('cmd_gpt')
110 @pytest.mark.requiredtool('sgdisk')
111 def test_gpt_save_guid(state_disk_image, u_boot_console):
112 """Test the gpt guid command to save GUID into a string."""
114 if u_boot_console.config.buildconfig.get('config_cmd_gpt', 'n') != 'y':
115 pytest.skip('gpt command not supported')
116 u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
117 output = u_boot_console.run_command('gpt guid host 0 newguid')
118 output = u_boot_console.run_command('printenv newguid')
119 assert '375a56f7-d6c9-4e81-b5f0-09d41ca89efe' in output
121 @pytest.mark.boardspec('sandbox')
122 @pytest.mark.buildconfigspec('cmd_gpt')
123 @pytest.mark.buildconfigspec('cmd_gpt_rename')
124 @pytest.mark.buildconfigspec('cmd_part')
125 @pytest.mark.requiredtool('sgdisk')
126 def test_gpt_rename_partition(state_disk_image, u_boot_console):
127 """Test the gpt rename command to write partition names."""
129 u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
130 u_boot_console.run_command('gpt rename host 0 1 first')
131 output = u_boot_console.run_command('gpt read host 0')
132 assert 'name first' in output
133 u_boot_console.run_command('gpt rename host 0 2 second')
134 output = u_boot_console.run_command('gpt read host 0')
135 assert 'name second' in output
136 output = u_boot_console.run_command('part list host 0')
137 assert '0x00000800 0x00000fff "first"' in output
138 assert '0x00001000 0x00001bff "second"' in output
140 @pytest.mark.boardspec('sandbox')
141 @pytest.mark.buildconfigspec('cmd_gpt')
142 @pytest.mark.buildconfigspec('cmd_gpt_rename')
143 @pytest.mark.buildconfigspec('cmd_part')
144 @pytest.mark.requiredtool('sgdisk')
145 def test_gpt_swap_partitions(state_disk_image, u_boot_console):
146 """Test the gpt swap command to exchange two partition names."""
148 u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
149 output = u_boot_console.run_command('part list host 0')
150 assert '0x00000800 0x00000fff "first"' in output
151 assert '0x00001000 0x00001bff "second"' in output
152 u_boot_console.run_command('gpt swap host 0 first second')
153 output = u_boot_console.run_command('part list host 0')
154 assert '0x00000800 0x00000fff "second"' in output
155 assert '0x00001000 0x00001bff "first"' in output
157 @pytest.mark.boardspec('sandbox')
158 @pytest.mark.buildconfigspec('cmd_gpt')
159 @pytest.mark.buildconfigspec('cmd_part')
160 @pytest.mark.requiredtool('sgdisk')
161 def test_gpt_write(state_disk_image, u_boot_console):
162 """Test the gpt write command."""
164 u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
165 output = u_boot_console.run_command('gpt write host 0 "name=all,size=0"')
166 assert 'Writing GPT: success!' in output
167 output = u_boot_console.run_command('part list host 0')
168 assert '0x00000022 0x00001fde "all"' in output
169 output = u_boot_console.run_command('gpt write host 0 "uuid_disk=375a56f7-d6c9-4e81-b5f0-09d41ca89efe;name=first,start=1M,size=1M;name=second,start=0x200000,size=0x180000;"')
170 assert 'Writing GPT: success!' in output
171 output = u_boot_console.run_command('part list host 0')
172 assert '0x00000800 0x00000fff "first"' in output
173 assert '0x00001000 0x00001bff "second"' in output
174 output = u_boot_console.run_command('gpt guid host 0')
175 assert '375a56f7-d6c9-4e81-b5f0-09d41ca89efe' in output