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git.ipfire.org Git - people/ms/u-boot.git/blob - test/py/tests/test_gpt.py
1 # Copyright (c) 2017 Alison Chaiken
2 # Copyright (c) 2017, NVIDIA CORPORATION. All rights reserved.
4 # SPDX-License-Identifier: GPL-2.0
6 # Test GPT manipulation commands.
13 These tests rely on a 4 MB disk image, which is automatically created by
17 class GptTestDiskImage(object):
18 """Disk Image used by the GPT tests."""
20 def __init__(self
, u_boot_console
):
21 """Initialize a new GptTestDiskImage object.
24 u_boot_console: A U-Boot console.
30 filename
= 'test_gpt_disk_image.bin'
31 self
.path
= u_boot_console
.config
.persistent_data_dir
+ '/' + filename
33 if os
.path
.exists(self
.path
):
34 u_boot_console
.log
.action('Disk image file ' + self
.path
+
37 u_boot_console
.log
.action('Generating ' + self
.path
)
38 fd
= os
.open(self
.path
, os
.O_RDWR | os
.O_CREAT
)
39 os
.ftruncate(fd
, 4194304)
41 cmd
= ('sgdisk', '-U', '375a56f7-d6c9-4e81-b5f0-09d41ca89efe',
43 u_boot_utils
.run_and_log(u_boot_console
, cmd
)
44 cmd
= ('sgdisk', '--new=1:2048:2560', self
.path
)
45 u_boot_utils
.run_and_log(u_boot_console
, cmd
)
46 cmd
= ('sgdisk', '--new=2:4096:4608', self
.path
)
47 u_boot_utils
.run_and_log(u_boot_console
, cmd
)
48 cmd
= ('sgdisk', '-l', self
.path
)
49 u_boot_utils
.run_and_log(u_boot_console
, cmd
)
52 @pytest.fixture(scope
='function')
53 def state_disk_image(u_boot_console
):
54 """pytest fixture to provide a GptTestDiskImage object to tests.
55 This is function-scoped because it uses u_boot_console, which is also
56 function-scoped. However, we don't need to actually do any function-scope
57 work, so this simply returns the same object over and over each time."""
61 gtdi
= GptTestDiskImage(u_boot_console
)
64 @pytest.mark
.boardspec('sandbox')
65 @pytest.mark
.buildconfigspec('cmd_gpt')
66 @pytest.mark
.requiredtool('sgdisk')
67 def test_gpt_guid(state_disk_image
, u_boot_console
):
68 """Test the gpt guid command."""
70 u_boot_console
.run_command('host bind 0 ' + state_disk_image
.path
)
71 output
= u_boot_console
.run_command('gpt guid host 0')
72 assert '375a56f7-d6c9-4e81-b5f0-09d41ca89efe' in output
74 @pytest.mark
.boardspec('sandbox')
75 @pytest.mark
.buildconfigspec('cmd_gpt')
76 @pytest.mark
.requiredtool('sgdisk')
77 def test_gpt_save_guid(state_disk_image
, u_boot_console
):
78 """Test the gpt guid command to save GUID into a string."""
80 if u_boot_console
.config
.buildconfig
.get('config_cmd_gpt', 'n') != 'y':
81 pytest
.skip('gpt command not supported')
82 u_boot_console
.run_command('host bind 0 ' + state_disk_image
.path
)
83 output
= u_boot_console
.run_command('gpt guid host 0 newguid')
84 output
= u_boot_console
.run_command('printenv newguid')
85 assert '375a56f7-d6c9-4e81-b5f0-09d41ca89efe' in output
87 @pytest.mark
.boardspec('sandbox')
88 @pytest.mark
.buildconfigspec('cmd_gpt')
89 @pytest.mark
.buildconfigspec('cmd_gpt_rename')
90 @pytest.mark
.requiredtool('sgdisk')
91 def test_gpt_rename_partition(state_disk_image
, u_boot_console
):
92 """Test the gpt rename command to write partition names."""
94 u_boot_console
.run_command('host bind 0 ' + state_disk_image
.path
)
95 u_boot_console
.run_command('gpt rename host 0 1 first')
96 output
= u_boot_console
.run_command('gpt read host 0')
97 assert 'name first' in output
98 u_boot_console
.run_command('gpt rename host 0 2 second')
99 output
= u_boot_console
.run_command('gpt read host 0')
100 assert 'name second' in output
102 @pytest.mark
.boardspec('sandbox')
103 @pytest.mark
.buildconfigspec('cmd_gpt')
104 @pytest.mark
.buildconfigspec('cmd_gpt_rename')
105 @pytest.mark
.buildconfigspec('cmd_part')
106 @pytest.mark
.requiredtool('sgdisk')
107 def test_gpt_swap_partitions(state_disk_image
, u_boot_console
):
108 """Test the gpt swap command to exchange two partition names."""
110 u_boot_console
.run_command('host bind 0 ' + state_disk_image
.path
)
111 output
= u_boot_console
.run_command('part list host 0')
112 assert '0x000007ff "first"' in output
113 assert '0x000017ff "second"' in output
114 u_boot_console
.run_command('gpt swap host 0 first second')
115 output
= u_boot_console
.run_command('part list host 0')
116 assert '0x000007ff "second"' in output
117 assert '0x000017ff "first"' in output