def test_disk_df_output_dict(self, run_mock):
"""Test method to get `df` output as a dict by mocking calls to `subprocess.run`"""
with self.subTest('`df` regular output.'):
run_mock.return_value.stdout = '\n'.join([
"Filesystem 1024-blocks Used Available Capacity Mounted on",
"/dev/nvme0n1p2 499581952 427458276 67779164 87% /",
"tmpfs 8127236 292 8126944 1% /tmp",
"/dev/nvme0n1p1 523248 35908 487340 7% /boot",
""
])
self.assertDictEqual(
Disk._get_df_output_dict(), # pylint: disable=protected-access
{
'/': {
'device_path': '/dev/nvme0n1p2',
'used_blocks': 427458276,
'total_blocks': 499581952
},
'/tmp': {
'device_path': 'tmpfs',
'used_blocks': 292,
'total_blocks': 8127236
},
'/boot': {
'device_path': '/dev/nvme0n1p1',
'used_blocks': 35908,
'total_blocks': 523248
}
})
with self.subTest('`df` missing from system.'):
run_mock.side_effect = FileNotFoundError()
self.assertDictEqual(
Disk._get_df_output_dict(), # pylint: disable=protected-access
{})
def test_disk_get_local_filesystems(self):
"""Tests `Disk._get_local_filesystems`."""
# This minimal `_disk_dict` contains everything this method touches.
self.disk_instance_mock._disk_dict = { # pylint: disable=protected-access
'/very/good/mountpoint': {
'device_path': '/dev/sda1'
},
'/mounted/here/too': {
'device_path': '/dev/sda1'
},
'/other/acceptable/device/paths': {
'device_path': '/dev/anything-really'
},
'/a/samba/share': {
'device_path':
'//server.local/cool_share' # ignored - not `/dev/...`
},
'/linux/loop/device/one': {
'device_path': '/dev/loop0' # ignored - loop device
},
'/linux/loop/device/two': {
'device_path': '/dev/blah/loop0' # ignored - loop device
},
'/bsd/s/loop/device/one': {
'device_path': '/dev/svnd' # ignored - loop device
},
'/bsd/s/loop/device/two': {
'device_path': '/dev/blah/svnd1' # ignored - loop device
},
'/bsd/r/loop/device/one': {
'device_path': '/dev/rvnd' # ignored - loop device
},
'/bsd/r/loop/device/two': {
'device_path': '/dev/blah/rvnd1' # ignored - loop device
},
'/solaris/loop/device/one': {
'device_path': '/dev/lofi1' # ignored - loop device
},
'/solaris/loop/device/two': {
'device_path': '/dev/blah/lofi' # ignored - loop device
},
'/linux/device/mapper': {
'device_path': '/dev/dm-1' # ignored - device mapper
}
}
result_disk_dict = Disk._get_local_filesystems(self.disk_instance_mock) # pylint: disable=protected-access
# Python < 3.6 doesn't guarantee dict ordering,
# so we can't know which `/dev/sda1` mount point was used.
self.assertEqual(
len(result_disk_dict),
2 # (/dev/sda1 is de-duplicated)
)
self.assertIn('/other/acceptable/device/paths', result_disk_dict)
# If we can now find `/dev/sda1`, then we logically must have the correct result.
self.assertTrue(any(disk_data['device_path'] == '/dev/sda1'
for disk_data in result_disk_dict.values()),
msg='`/dev/sda1` missing from results dict')
def test_disk_df_output_dict(self, run_mock):
"""Test method to get `df` output as a dict by mocking calls to `subprocess.run`"""
with self.subTest('`df` regular output.'):
run_mock.return_value.stdout = '\n'.join([
"Filesystem 1024-blocks Used Available Capacity Mounted on",
"/dev/nvme0n1p2 499581952 427458276 67779164 87% /",
"tmpfs 8127236 292 8126944 1% /tmp",
"/dev/nvme0n1p1 523248 35908 487340 7% /boot",
"/dev/sda1 1624 42 1582 1% /what is this", # pylint: disable=line-too-long
"map auto_home 0 0 0 100% /System/Volumes/Data/home", # pylint: disable=line-too-long
"/Applications/Among Us.app/Wrapper 0 0 0 100% /System/Volumes/Data/game", # pylint: disable=line-too-long
""
])
self.assertDictEqual(
Disk._get_df_output_dict(), # pylint: disable=protected-access
{
'/': {
'device_path': '/dev/nvme0n1p2',
'used_blocks': 427458276,
'total_blocks': 499581952
},
'/tmp': {
'device_path': 'tmpfs',
'used_blocks': 292,
'total_blocks': 8127236
},
'/boot': {
'device_path': '/dev/nvme0n1p1',
'used_blocks': 35908,
'total_blocks': 523248
},
'/what is this': {
'device_path': '/dev/sda1',
'used_blocks': 42,
'total_blocks': 1624
}
}
)
with self.subTest('`df` missing from system.'):
run_mock.side_effect = FileNotFoundError()
self.assertDictEqual(
Disk._get_df_output_dict(), # pylint: disable=protected-access
{}
)
def test_disk_get_local_filesystems(self):
"""Tests `Disk._get_local_filesystems`."""
# This minimal `_disk_dict` contains everything this method touches.
self.disk_instance_mock._disk_dict = { # pylint: disable=protected-access
'/very/good/mountpoint': {
'device_path': '/dev/sda1'
},
'/mounted/here/too': {
'device_path': '/dev/sda1'
},
'/other/acceptable/device/paths': {
'device_path': '/dev/anything-really'
},
'/a/samba/share': {
'device_path': '//server.local/cool_share' # ignored - not `/dev/...`
},
'/linux/loop/device/one': {
'device_path': '/dev/loop0' # ignored - loop device
},
'/linux/loop/device/two': {
'device_path': '/dev/blah/loop0' # ignored - loop device
},
'/bsd/s/loop/device/one': {
'device_path': '/dev/svnd' # ignored - loop device
},
'/bsd/s/loop/device/two': {
'device_path': '/dev/blah/svnd1' # ignored - loop device
},
'/bsd/r/loop/device/one': {
'device_path': '/dev/rvnd' # ignored - loop device
},
'/bsd/r/loop/device/two': {
'device_path': '/dev/blah/rvnd1' # ignored - loop device
},
'/solaris/loop/device/one': {
'device_path': '/dev/lofi1' # ignored - loop device
},
'/solaris/loop/device/two': {
'device_path': '/dev/blah/lofi' # ignored - loop device
},
'/linux/device/mapper': {
'device_path': '/dev/dm-1' # ignored - device mapper
}
}
self.assertDictEqual(
Disk._get_local_filesystems(self.disk_instance_mock), # pylint: disable=protected-access
{
'/very/good/mountpoint': {
'device_path': '/dev/sda1'
},
'/other/acceptable/device/paths': {
'device_path': '/dev/anything-really'
}
}
)
def test_disk_get_specified_filesystems(self):
"""Tests `Disk._get_specified_filesystems`."""
# This minimal `_disk_dict` contains everything this method touches.
self.disk_instance_mock._disk_dict = { # pylint: disable=protected-access
'/very/good/mountpoint': {
'device_path': '/dev/sda1'
},
'/mounted/here/too': {
'device_path': '/dev/sda1'
},
'/less/good/mountpoint': {
'device_path': '/dev/sda2'
},
'/a/samba/share': {
'device_path': '//server.local/cool_share'
}
}
with self.subTest('Get all filesystems with mount points.'):
# pylint: disable=protected-access
self.assertDictEqual(
Disk._get_specified_filesystems(
self.disk_instance_mock,
self.disk_instance_mock._disk_dict # recall dicts are iterables of their keys.
),
self.disk_instance_mock._disk_dict
)
# pylint: enable=protected-access
with self.subTest('Get only `/dev/sda1` filesystems.'):
self.assertDictEqual(
Disk._get_specified_filesystems( # pylint: disable=protected-access
self.disk_instance_mock,
('/dev/sda1',)
),
{
'/very/good/mountpoint': {
'device_path': '/dev/sda1'
}
}
)
def test_disk_get_specified_filesystems(self):
"""Tests `Disk._get_specified_filesystems`."""
# This minimal `_disk_dict` contains everything this method touches.
self.disk_instance_mock._disk_dict = { # pylint: disable=protected-access
'/very/good/mountpoint': {
'device_path': '/dev/sda1'
},
'/mounted/here/too': {
'device_path': '/dev/sda1'
},
'/less/good/mountpoint': {
'device_path': '/dev/sda2'
},
'/a/samba/share': {
'device_path': '//server.local/cool_share'
}
}
with self.subTest('Get all filesystems with mount points.'):
# pylint: disable=protected-access
self.assertDictEqual(
Disk._get_specified_filesystems(
self.disk_instance_mock,
self.disk_instance_mock.
_disk_dict # recall dicts are iterables of their keys.
),
self.disk_instance_mock._disk_dict)
# pylint: enable=protected-access
with self.subTest('Get only `/dev/sda1` filesystems.'):
result_disk_dict = Disk._get_specified_filesystems( # pylint: disable=protected-access
self.disk_instance_mock, ('/dev/sda1', ))
# With Python < 3.6, dict ordering isn't guaranteed,
# so we don't know which disk will be selected.
self.assertEqual(len(result_disk_dict), 1)
# As long as `device_path` is also correct, this passes.
self.assertEqual(
result_disk_dict[list(
result_disk_dict.keys())[0]]['device_path'], '/dev/sda1')
def test_disk_df_output_dict(self, _):
"""Test method to get `df` output as a dict by mocking calls to `check_output`."""
self.assertDictEqual(
Disk.get_df_output_dict(), {
'/': {
'device_path': '/dev/nvme0n1p2',
'used_blocks': 427458276,
'total_blocks': 499581952
},
'/tmp': {
'device_path': 'tmpfs',
'used_blocks': 292,
'total_blocks': 8127236
},
'/boot': {
'device_path': '/dev/nvme0n1p1',
'used_blocks': 35908,
'total_blocks': 523248
}
})
with self.subTest('Missing `df` from system.'):
self.assertDictEqual(Disk.get_df_output_dict(), {})
def test_disk_output_colors(self):
"""Test `output` disk level coloring."""
# This dict's values are tuples of used blocks, and the level's corresponding color.
# For reference, this test uses a disk whose total block count is 100.
levels = {
'normal': (45.0, Colors.GREEN_NORMAL),
'warning': (70.0, Colors.YELLOW_NORMAL),
'danger': (95.0, Colors.RED_NORMAL)
}
for level, blocks_color_tuple in levels.items():
with self.subTest(level):
self.disk_instance_mock.value = {
'mount_point': {
'device_path': '/dev/my-cool-disk',
'used_blocks': blocks_color_tuple[0],
'total_blocks': 100
}
}
Disk.output(self.disk_instance_mock, self.output_mock)
self.output_mock.append.assert_called_with(
'Disk',
f'{blocks_color_tuple[1]}{blocks_color_tuple[0]} KiB{Colors.CLEAR} / 100.0 KiB'
)
def test_disk_blocks_to_human_readable(self):
"""Test method to convert 1024-byte blocks to a human readable format."""
# Each tuple is a number of blocks followed by the expected output.
test_cases = (
(1, '1.0 KiB'),
(1024, '1.0 MiB'),
(2048, '2.0 MiB'),
(95604, '93.4 MiB'),
(1048576, '1.0 GiB'),
(2097152, '2.0 GiB'),
(92156042, '87.9 GiB'),
(1073742000, '1.0 TiB'),
(2147484000, '2.0 TiB'),
(458028916298, '426.6 TiB'),
(1099512000000, '1.0 PiB'),
(2199023000000, '2.0 PiB') # I think we can safely stop here :)
)
for test_case in test_cases:
with self.subTest(test_case[1]):
self.assertEqual(
Disk._blocks_to_human_readable(test_case[0]), # pylint: disable=protected-access
test_case[1])
def test_df_only(self, _, __):
"""Test computations around `df` output at disk regular level"""
disk = Disk().value
self.assertTrue(
all(i in disk
for i in [str(Colors.GREEN_NORMAL), '45.9', '298.6']))
def test_disk_multiline_output(self):
"""Test `output`'s multi-line capability."""
self.disk_instance_mock.value = {
'first_mount_point': {
'device_path': '/dev/my-cool-disk',
'used_blocks': 10,
'total_blocks': 10
},
'second_mount_point': {
'device_path': '/dev/my-cooler-disk',
'used_blocks': 10,
'total_blocks': 30
}
}
with self.subTest('Single-line combined output.'):
Disk.output(self.disk_instance_mock, self.output_mock)
self.output_mock.append.assert_called_once_with(
'Disk',
f'{Colors.YELLOW_NORMAL}20.0 KiB{Colors.CLEAR} / 40.0 KiB'
)
self.output_mock.reset_mock()
with self.subTest('Multi-line output'):
self.disk_instance_mock.options['combine_total'] = False
Disk.output(self.disk_instance_mock, self.output_mock)
self.assertEqual(self.output_mock.append.call_count, 2)
self.output_mock.append.assert_has_calls(
[
call(
'Disk',
f'{Colors.RED_NORMAL}10.0 KiB{Colors.CLEAR} / 10.0 KiB'
),
call(
'Disk',
f'{Colors.GREEN_NORMAL}10.0 KiB{Colors.CLEAR} / 30.0 KiB'
)
]
)
self.output_mock.reset_mock()
with self.subTest('Entry name labeling (device path with entry name)'):
self.disk_instance_mock.options = {
'combine_total': False,
'disk_labels': 'device_paths'
}
Disk.output(self.disk_instance_mock, self.output_mock)
self.assertEqual(self.output_mock.append.call_count, 2)
self.output_mock.append.assert_has_calls(
[
call(
'Disk (/dev/my-cool-disk)',
f'{Colors.RED_NORMAL}10.0 KiB{Colors.CLEAR} / 10.0 KiB'
),
call(
'Disk (/dev/my-cooler-disk)',
f'{Colors.GREEN_NORMAL}10.0 KiB{Colors.CLEAR} / 30.0 KiB'
)
]
)
self.output_mock.reset_mock()
with self.subTest('Entry name labeling (mount points without entry name)'):
self.disk_instance_mock.options = {
'combine_total': False,
'disk_labels': 'mount_points',
'hide_entry_name': True
}
Disk.output(self.disk_instance_mock, self.output_mock)
self.assertEqual(self.output_mock.append.call_count, 2)
self.output_mock.append.assert_has_calls(
[
call(
'(first_mount_point)',
f'{Colors.RED_NORMAL}10.0 KiB{Colors.CLEAR} / 10.0 KiB'
),
call(
'(second_mount_point)',
f'{Colors.GREEN_NORMAL}10.0 KiB{Colors.CLEAR} / 30.0 KiB'
)
]
)
self.output_mock.reset_mock()
with self.subTest('Entry name labeling (without disk label nor entry name)'):
self.disk_instance_mock.options = {
'combine_total': False,
'disk_labels': False,
# `hide_entry_name` is being ignored as `disk_labels` evaluates to "falsy" too.
'hide_entry_name': True
}
Disk.output(self.disk_instance_mock, self.output_mock)
self.assertEqual(self.output_mock.append.call_count, 2)
self.output_mock.append.assert_has_calls(
[
call(
'Disk',
f'{Colors.RED_NORMAL}10.0 KiB{Colors.CLEAR} / 10.0 KiB'
),
call(
'Disk',
f'{Colors.GREEN_NORMAL}10.0 KiB{Colors.CLEAR} / 30.0 KiB'
)
]
)
def test(self, _):
"""Test computations around `df` output"""
self.assertIn('61', Disk().value)
self.assertIn('1024', Disk().value)
def test_df_and_btrfs(self, _, __):
"""Test computations around `df` and `btrfs` outputs"""
disk = Disk().value
self.assertTrue(
all(i in disk
for i in [str(Colors.GREEN_NORMAL), '989.3', '4501.1']))
def test_danger(self, _, __):
"""Test computations around `df` output at disk danger level and tweaked limits"""
disk = Disk().value
self.assertTrue(all(i in disk for i in ['\x1b[0;33m', '861', '1024']))
def test_warning(self, _, __):
"""Test computations around `df` output at disk warning level"""
disk = Disk().value
self.assertTrue(all(i in disk for i in ['\x1b[0;33m', '661', '1024']))
def test(self, _, __):
"""Test computations around `df` output at disk normal level"""
disk = Disk().value
self.assertTrue(all(i in disk for i in ['\x1b[0;32m', '61', '1024']))
def test_df_only_warning(self, _, __):
"""Test computations around `df` output at disk warning level"""
disk = Disk().value
self.assertTrue(
all(i in disk
for i in [str(Colors.YELLOW_NORMAL), '251.6', '298.6']))
def test_disk_multiline_output(self):
"""Test `output`'s multi-line capability."""
self.disk_instance_mock.value = {
'first_mount_point': {
'device_path': '/dev/my-cool-disk',
'used_blocks': 10,
'total_blocks': 10
},
'second_mount_point': {
'device_path': '/dev/my-cooler-disk',
'used_blocks': 10,
'total_blocks': 30
}
}
with self.subTest('Single-line combined output.'):
Disk.output(self.disk_instance_mock, self.output_mock)
self.output_mock.append.assert_called_once_with(
'Disk',
'{0}20.0 KiB{1} / 40.0 KiB'.format(Colors.YELLOW_NORMAL,
Colors.CLEAR))
self.output_mock.reset_mock()
with self.subTest('Multi-line output'):
self.disk_instance_mock._configuration['disk'][
'combine_total'] = False # pylint: disable=protected-access
Disk.output(self.disk_instance_mock, self.output_mock)
self.assertEqual(self.output_mock.append.call_count, 2)
self.output_mock.append.assert_has_calls(
[
call(
'Disk', '{0}10.0 KiB{1} / 10.0 KiB'.format(
Colors.RED_NORMAL, Colors.CLEAR)),
call(
'Disk', '{0}10.0 KiB{1} / 30.0 KiB'.format(
Colors.GREEN_NORMAL, Colors.CLEAR))
],
any_order=
True # Since Python < 3.6 doesn't have definite `dict` ordering.
)
self.output_mock.reset_mock()
with self.subTest('Entry name labeling (device path with entry name)'):
self.disk_instance_mock._configuration['disk'][
'combine_total'] = False # pylint: disable=protected-access
self.disk_instance_mock._configuration['disk'][
'disk_labels'] = 'device_paths' # pylint: disable=protected-access
Disk.output(self.disk_instance_mock, self.output_mock)
self.assertEqual(self.output_mock.append.call_count, 2)
self.output_mock.append.assert_has_calls(
[
call(
'Disk (/dev/my-cool-disk)',
'{0}10.0 KiB{1} / 10.0 KiB'.format(
Colors.RED_NORMAL, Colors.CLEAR)),
call(
'Disk (/dev/my-cooler-disk)',
'{0}10.0 KiB{1} / 30.0 KiB'.format(
Colors.GREEN_NORMAL, Colors.CLEAR))
],
any_order=
True # Since Python < 3.6 doesn't have definite `dict` ordering.
)
self.output_mock.reset_mock()
with self.subTest(
'Entry name labeling (mount points without entry name)'):
self.disk_instance_mock._configuration['disk'][
'combine_total'] = False # pylint: disable=protected-access
self.disk_instance_mock._configuration['disk'][
'disk_labels'] = 'mount_points' # pylint: disable=protected-access
self.disk_instance_mock._configuration['disk'][
'hide_entry_name'] = True # pylint: disable=protected-access
Disk.output(self.disk_instance_mock, self.output_mock)
self.assertEqual(self.output_mock.append.call_count, 2)
self.output_mock.append.assert_has_calls(
[
call(
'(first_mount_point)',
'{0}10.0 KiB{1} / 10.0 KiB'.format(
Colors.RED_NORMAL, Colors.CLEAR)),
call(
'(second_mount_point)',
'{0}10.0 KiB{1} / 30.0 KiB'.format(
Colors.GREEN_NORMAL, Colors.CLEAR))
],
any_order=
True # Since Python < 3.6 doesn't have definite `dict` ordering.
)
self.output_mock.reset_mock()
with self.subTest(
'Entry name labeling (without disk label nor entry name)'):
self.disk_instance_mock._configuration['disk'][
'combine_total'] = False # pylint: disable=protected-access
self.disk_instance_mock._configuration['disk'][
'disk_labels'] = False # pylint: disable=protected-access
# `hide_entry_name` is being ignored as `disk_labels` evaluates to "falsy" too.
self.disk_instance_mock._configuration['disk'][
'hide_entry_name'] = True # pylint: disable=protected-access
Disk.output(self.disk_instance_mock, self.output_mock)
self.assertEqual(self.output_mock.append.call_count, 2)
self.output_mock.append.assert_has_calls(
[
call(
'Disk', '{0}10.0 KiB{1} / 10.0 KiB'.format(
Colors.RED_NORMAL, Colors.CLEAR)),
call(
'Disk', '{0}10.0 KiB{1} / 30.0 KiB'.format(
Colors.GREEN_NORMAL, Colors.CLEAR))
],
any_order=
True # Since Python < 3.6 doesn't have definite `dict` ordering.
)
def test_no_recognised_disks(self, _, __):
"""Test df failing to detect any valid file-systems"""
self.assertEqual(Disk().value, 'Not detected')
def test_df_failing(self, _, __):
"""Test df call failing against the BusyBox implementation"""
self.assertEqual(Disk().value, 'Not detected')
def test_btrfs_only_with_raid_configuration(self, _, __):
"""Test computations around `btrfs` outputs with a RAID-1 setup"""
disk = Disk().value
self.assertTrue(
all(i in disk
for i in [str(Colors.GREEN_NORMAL), '943.4', '4202.5']))