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Commit | Line | Data |
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1adf2230 AA |
1 | import os |
2 | import pytest | |
b32b8144 | 3 | from ceph_volume.util import disk |
aee94f69 TL |
4 | from mock.mock import patch, MagicMock |
5 | ||
6 | ||
7 | class TestFunctions: | |
8 | @patch('ceph_volume.util.disk.os.path.exists', MagicMock(return_value=False)) | |
9 | def test_is_device_path_does_not_exist(self): | |
10 | assert not disk.is_device('/dev/foo') | |
11 | ||
12 | @patch('ceph_volume.util.disk.os.path.exists', MagicMock(return_value=True)) | |
13 | def test_is_device_dev_doesnt_startswith_dev(self): | |
14 | assert not disk.is_device('/foo') | |
15 | ||
16 | @patch('ceph_volume.util.disk.allow_loop_devices', MagicMock(return_value=False)) | |
17 | @patch('ceph_volume.util.disk.os.path.exists', MagicMock(return_value=True)) | |
18 | def test_is_device_loop_not_allowed(self): | |
19 | assert not disk.is_device('/dev/loop123') | |
20 | ||
21 | @patch('ceph_volume.util.disk.lsblk', MagicMock(return_value={'NAME': 'foo', 'TYPE': 'disk'})) | |
22 | @patch('ceph_volume.util.disk.os.path.exists', MagicMock(return_value=True)) | |
23 | def test_is_device_type_disk(self): | |
24 | assert disk.is_device('/dev/foo') | |
25 | ||
26 | @patch('ceph_volume.util.disk.lsblk', MagicMock(return_value={'NAME': 'foo', 'TYPE': 'mpath'})) | |
27 | @patch('ceph_volume.util.disk.os.path.exists', MagicMock(return_value=True)) | |
28 | def test_is_device_type_mpath(self): | |
29 | assert disk.is_device('/dev/foo') | |
30 | ||
31 | @patch('ceph_volume.util.disk.lsblk', MagicMock(return_value={'NAME': 'foo1', 'TYPE': 'part'})) | |
32 | @patch('ceph_volume.util.disk.os.path.exists', MagicMock(return_value=True)) | |
33 | def test_is_device_type_part(self): | |
34 | assert not disk.is_device('/dev/foo1') | |
b32b8144 | 35 | |
f38dd50b TL |
36 | @patch('ceph_volume.util.disk.os.path.exists', MagicMock(return_value=True)) |
37 | @patch('ceph_volume.util.disk.get_partitions', MagicMock(return_value={"sda1": "sda"})) | |
38 | def test_is_partition(self): | |
39 | assert disk.is_partition('sda1') | |
40 | ||
b32b8144 FG |
41 | |
42 | class TestLsblkParser(object): | |
43 | ||
44 | def test_parses_whitespace_values(self): | |
45 | output = 'NAME="sdaa5" PARTLABEL="ceph data" RM="0" SIZE="10M" RO="0" TYPE="part"' | |
46 | result = disk._lsblk_parser(output) | |
47 | assert result['PARTLABEL'] == 'ceph data' | |
48 | ||
49 | def test_ignores_bogus_pairs(self): | |
50 | output = 'NAME="sdaa5" PARTLABEL RM="0" SIZE="10M" RO="0" TYPE="part" MOUNTPOINT=""' | |
51 | result = disk._lsblk_parser(output) | |
52 | assert result['SIZE'] == '10M' | |
53 | ||
54 | ||
91327a77 AA |
55 | class TestBlkidParser(object): |
56 | ||
57 | def test_parses_whitespace_values(self): | |
58 | output = '''/dev/sdb1: UUID="62416664-cbaf-40bd-9689-10bd337379c3" TYPE="xfs" PART_ENTRY_SCHEME="gpt" PART_ENTRY_NAME="ceph data" PART_ENTRY_UUID="b89c03bc-bf58-4338-a8f8-a2f484852b4f"''' # noqa | |
59 | result = disk._blkid_parser(output) | |
60 | assert result['PARTLABEL'] == 'ceph data' | |
61 | ||
62 | def test_ignores_unmapped(self): | |
63 | output = '''/dev/sdb1: UUID="62416664-cbaf-40bd-9689-10bd337379c3" TYPE="xfs" PART_ENTRY_SCHEME="gpt" PART_ENTRY_NAME="ceph data" PART_ENTRY_UUID="b89c03bc-bf58-4338-a8f8-a2f484852b4f"''' # noqa | |
64 | result = disk._blkid_parser(output) | |
65 | assert len(result.keys()) == 4 | |
66 | ||
67 | def test_translates_to_partuuid(self): | |
68 | output = '''/dev/sdb1: UUID="62416664-cbaf-40bd-9689-10bd337379c3" TYPE="xfs" PART_ENTRY_SCHEME="gpt" PART_ENTRY_NAME="ceph data" PART_ENTRY_UUID="b89c03bc-bf58-4338-a8f8-a2f484852b4f"''' # noqa | |
69 | result = disk._blkid_parser(output) | |
70 | assert result['PARTUUID'] == 'b89c03bc-bf58-4338-a8f8-a2f484852b4f' | |
71 | ||
72 | ||
73 | class TestBlkid(object): | |
74 | ||
75 | def test_parses_translated(self, stub_call): | |
76 | output = '''/dev/sdb1: UUID="62416664-cbaf-40bd-9689-10bd337379c3" TYPE="xfs" PART_ENTRY_SCHEME="gpt" PART_ENTRY_NAME="ceph data" PART_ENTRY_UUID="b89c03bc-bf58-4338-a8f8-a2f484852b4f"''' # noqa | |
77 | stub_call((output.split(), [], 0)) | |
78 | result = disk.blkid('/dev/sdb1') | |
79 | assert result['PARTUUID'] == 'b89c03bc-bf58-4338-a8f8-a2f484852b4f' | |
80 | assert result['PARTLABEL'] == 'ceph data' | |
81 | assert result['UUID'] == '62416664-cbaf-40bd-9689-10bd337379c3' | |
82 | assert result['TYPE'] == 'xfs' | |
83 | ||
f64942e4 AA |
84 | class TestUdevadmProperty(object): |
85 | ||
86 | def test_good_output(self, stub_call): | |
87 | output = """ID_MODEL=SK_hynix_SC311_SATA_512GB | |
88 | ID_PART_TABLE_TYPE=gpt | |
89 | ID_SERIAL_SHORT=MS83N71801150416A""".split() | |
90 | stub_call((output, [], 0)) | |
91 | result = disk.udevadm_property('dev/sda') | |
92 | assert result['ID_MODEL'] == 'SK_hynix_SC311_SATA_512GB' | |
93 | assert result['ID_PART_TABLE_TYPE'] == 'gpt' | |
94 | assert result['ID_SERIAL_SHORT'] == 'MS83N71801150416A' | |
95 | ||
96 | def test_property_filter(self, stub_call): | |
97 | output = """ID_MODEL=SK_hynix_SC311_SATA_512GB | |
98 | ID_PART_TABLE_TYPE=gpt | |
99 | ID_SERIAL_SHORT=MS83N71801150416A""".split() | |
100 | stub_call((output, [], 0)) | |
101 | result = disk.udevadm_property('dev/sda', ['ID_MODEL', | |
102 | 'ID_SERIAL_SHORT']) | |
103 | assert result['ID_MODEL'] == 'SK_hynix_SC311_SATA_512GB' | |
104 | assert 'ID_PART_TABLE_TYPE' not in result | |
105 | ||
106 | def test_fail_on_broken_output(self, stub_call): | |
107 | output = ["ID_MODEL:SK_hynix_SC311_SATA_512GB"] | |
108 | stub_call((output, [], 0)) | |
109 | with pytest.raises(ValueError): | |
110 | disk.udevadm_property('dev/sda') | |
111 | ||
91327a77 | 112 | |
b32b8144 FG |
113 | class TestDeviceFamily(object): |
114 | ||
115 | def test_groups_multiple_devices(self, stub_call): | |
116 | out = [ | |
117 | 'NAME="sdaa5" PARLABEL="ceph lockbox"', | |
118 | 'NAME="sdaa" RO="0"', | |
119 | 'NAME="sdaa1" PARLABEL="ceph data"', | |
120 | 'NAME="sdaa2" PARLABEL="ceph journal"', | |
121 | ] | |
122 | stub_call((out, '', 0)) | |
123 | result = disk.device_family('sdaa5') | |
124 | assert len(result) == 4 | |
125 | ||
126 | def test_parses_output_correctly(self, stub_call): | |
127 | names = ['sdaa', 'sdaa5', 'sdaa1', 'sdaa2'] | |
128 | out = [ | |
129 | 'NAME="sdaa5" PARLABEL="ceph lockbox"', | |
130 | 'NAME="sdaa" RO="0"', | |
131 | 'NAME="sdaa1" PARLABEL="ceph data"', | |
132 | 'NAME="sdaa2" PARLABEL="ceph journal"', | |
133 | ] | |
134 | stub_call((out, '', 0)) | |
135 | result = disk.device_family('sdaa5') | |
136 | for parsed in result: | |
137 | assert parsed['NAME'] in names | |
1adf2230 AA |
138 | |
139 | ||
1adf2230 AA |
140 | class TestHumanReadableSize(object): |
141 | ||
142 | def test_bytes(self): | |
143 | result = disk.human_readable_size(800) | |
144 | assert result == '800.00 B' | |
145 | ||
146 | def test_kilobytes(self): | |
147 | result = disk.human_readable_size(800*1024) | |
148 | assert result == '800.00 KB' | |
149 | ||
150 | def test_megabytes(self): | |
151 | result = disk.human_readable_size(800*1024*1024) | |
152 | assert result == '800.00 MB' | |
153 | ||
154 | def test_gigabytes(self): | |
155 | result = disk.human_readable_size(8.19*1024*1024*1024) | |
156 | assert result == '8.19 GB' | |
157 | ||
158 | def test_terabytes(self): | |
159 | result = disk.human_readable_size(81.2*1024*1024*1024*1024) | |
160 | assert result == '81.20 TB' | |
161 | ||
20effc67 TL |
162 | def test_petabytes(self): |
163 | result = disk.human_readable_size(9.23*1024*1024*1024*1024*1024) | |
164 | assert result == '9.23 PB' | |
1adf2230 | 165 | |
81eedcae TL |
166 | class TestSizeFromHumanReadable(object): |
167 | ||
168 | def test_bytes(self): | |
169 | result = disk.size_from_human_readable('2') | |
170 | assert result == disk.Size(b=2) | |
171 | ||
172 | def test_kilobytes(self): | |
173 | result = disk.size_from_human_readable('2 K') | |
174 | assert result == disk.Size(kb=2) | |
175 | ||
176 | def test_megabytes(self): | |
177 | result = disk.size_from_human_readable('2 M') | |
178 | assert result == disk.Size(mb=2) | |
179 | ||
180 | def test_gigabytes(self): | |
181 | result = disk.size_from_human_readable('2 G') | |
182 | assert result == disk.Size(gb=2) | |
183 | ||
20effc67 | 184 | def test_terabytes(self): |
81eedcae TL |
185 | result = disk.size_from_human_readable('2 T') |
186 | assert result == disk.Size(tb=2) | |
187 | ||
20effc67 TL |
188 | def test_petabytes(self): |
189 | result = disk.size_from_human_readable('2 P') | |
190 | assert result == disk.Size(pb=2) | |
191 | ||
81eedcae TL |
192 | def test_case(self): |
193 | result = disk.size_from_human_readable('2 t') | |
194 | assert result == disk.Size(tb=2) | |
195 | ||
196 | def test_space(self): | |
197 | result = disk.size_from_human_readable('2T') | |
198 | assert result == disk.Size(tb=2) | |
199 | ||
200 | def test_float(self): | |
201 | result = disk.size_from_human_readable('2.0') | |
202 | assert result == disk.Size(b=2) | |
203 | result = disk.size_from_human_readable('2.0T') | |
204 | assert result == disk.Size(tb=2) | |
205 | result = disk.size_from_human_readable('1.8T') | |
206 | assert result == disk.Size(tb=1.8) | |
207 | ||
208 | ||
92f5a8d4 TL |
209 | class TestSizeParse(object): |
210 | ||
211 | def test_bytes(self): | |
212 | result = disk.Size.parse('2') | |
213 | assert result == disk.Size(b=2) | |
214 | ||
215 | def test_kilobytes(self): | |
216 | result = disk.Size.parse('2K') | |
217 | assert result == disk.Size(kb=2) | |
218 | ||
219 | def test_megabytes(self): | |
220 | result = disk.Size.parse('2M') | |
221 | assert result == disk.Size(mb=2) | |
222 | ||
223 | def test_gigabytes(self): | |
224 | result = disk.Size.parse('2G') | |
225 | assert result == disk.Size(gb=2) | |
226 | ||
20effc67 | 227 | def test_terabytes(self): |
92f5a8d4 TL |
228 | result = disk.Size.parse('2T') |
229 | assert result == disk.Size(tb=2) | |
230 | ||
20effc67 TL |
231 | def test_petabytes(self): |
232 | result = disk.Size.parse('2P') | |
233 | assert result == disk.Size(pb=2) | |
234 | ||
92f5a8d4 TL |
235 | def test_tb(self): |
236 | result = disk.Size.parse('2Tb') | |
237 | assert result == disk.Size(tb=2) | |
238 | ||
239 | def test_case(self): | |
240 | result = disk.Size.parse('2t') | |
241 | assert result == disk.Size(tb=2) | |
242 | ||
243 | def test_space(self): | |
244 | result = disk.Size.parse('2T') | |
245 | assert result == disk.Size(tb=2) | |
246 | ||
247 | def test_float(self): | |
248 | result = disk.Size.parse('2.0') | |
249 | assert result == disk.Size(b=2) | |
250 | result = disk.Size.parse('2.0T') | |
251 | assert result == disk.Size(tb=2) | |
252 | result = disk.Size.parse('1.8T') | |
253 | assert result == disk.Size(tb=1.8) | |
254 | ||
255 | ||
1adf2230 AA |
256 | class TestGetDevices(object): |
257 | ||
2a845540 TL |
258 | def test_no_devices_are_found(self, tmpdir, patched_get_block_devs_sysfs): |
259 | patched_get_block_devs_sysfs.return_value = [] | |
92f5a8d4 | 260 | result = disk.get_devices(_sys_block_path=str(tmpdir)) |
91327a77 AA |
261 | assert result == {} |
262 | ||
f78120f9 TL |
263 | @patch('ceph_volume.util.disk.udevadm_property') |
264 | def test_sda_block_is_found(self, m_udev_adm_property, patched_get_block_devs_sysfs, fake_filesystem): | |
92f5a8d4 | 265 | sda_path = '/dev/sda' |
f78120f9 | 266 | patched_get_block_devs_sysfs.return_value = [[sda_path, sda_path, 'disk', sda_path]] |
2a845540 | 267 | result = disk.get_devices() |
1adf2230 | 268 | assert len(result.keys()) == 1 |
92f5a8d4 TL |
269 | assert result[sda_path]['human_readable_size'] == '0.00 B' |
270 | assert result[sda_path]['model'] == '' | |
271 | assert result[sda_path]['partitions'] == {} | |
272 | ||
f78120f9 TL |
273 | @patch('ceph_volume.util.disk.udevadm_property') |
274 | def test_sda_size(self, m_udev_adm_property, patched_get_block_devs_sysfs, fake_filesystem): | |
92f5a8d4 | 275 | sda_path = '/dev/sda' |
f78120f9 | 276 | patched_get_block_devs_sysfs.return_value = [[sda_path, sda_path, 'disk', sda_path]] |
2a845540 TL |
277 | fake_filesystem.create_file('/sys/block/sda/size', contents = '1024') |
278 | result = disk.get_devices() | |
92f5a8d4 TL |
279 | assert list(result.keys()) == [sda_path] |
280 | assert result[sda_path]['human_readable_size'] == '512.00 KB' | |
281 | ||
f78120f9 TL |
282 | @patch('ceph_volume.util.disk.udevadm_property') |
283 | def test_sda_sectorsize_fallsback(self, m_udev_adm_property, patched_get_block_devs_sysfs, fake_filesystem): | |
1adf2230 | 284 | # if no sectorsize, it will use queue/hw_sector_size |
92f5a8d4 | 285 | sda_path = '/dev/sda' |
f78120f9 | 286 | patched_get_block_devs_sysfs.return_value = [[sda_path, sda_path, 'disk', sda_path]] |
2a845540 TL |
287 | fake_filesystem.create_file('/sys/block/sda/queue/hw_sector_size', contents = '1024') |
288 | result = disk.get_devices() | |
92f5a8d4 TL |
289 | assert list(result.keys()) == [sda_path] |
290 | assert result[sda_path]['sectorsize'] == '1024' | |
291 | ||
f78120f9 TL |
292 | @patch('ceph_volume.util.disk.udevadm_property') |
293 | def test_sda_sectorsize_from_logical_block(self, m_udev_adm_property, patched_get_block_devs_sysfs, fake_filesystem): | |
92f5a8d4 | 294 | sda_path = '/dev/sda' |
f78120f9 | 295 | patched_get_block_devs_sysfs.return_value = [[sda_path, sda_path, 'disk', sda_path]] |
2a845540 TL |
296 | fake_filesystem.create_file('/sys/block/sda/queue/logical_block_size', contents = '99') |
297 | result = disk.get_devices() | |
92f5a8d4 TL |
298 | assert result[sda_path]['sectorsize'] == '99' |
299 | ||
f78120f9 TL |
300 | @patch('ceph_volume.util.disk.udevadm_property') |
301 | def test_sda_sectorsize_does_not_fallback(self, m_udev_adm_property, patched_get_block_devs_sysfs, fake_filesystem): | |
92f5a8d4 | 302 | sda_path = '/dev/sda' |
f78120f9 | 303 | patched_get_block_devs_sysfs.return_value = [[sda_path, sda_path, 'disk', sda_path]] |
2a845540 TL |
304 | fake_filesystem.create_file('/sys/block/sda/queue/logical_block_size', contents = '99') |
305 | fake_filesystem.create_file('/sys/block/sda/queue/hw_sector_size', contents = '1024') | |
306 | result = disk.get_devices() | |
92f5a8d4 TL |
307 | assert result[sda_path]['sectorsize'] == '99' |
308 | ||
f78120f9 TL |
309 | @patch('ceph_volume.util.disk.udevadm_property') |
310 | def test_is_rotational(self, m_udev_adm_property, patched_get_block_devs_sysfs, fake_filesystem): | |
92f5a8d4 | 311 | sda_path = '/dev/sda' |
f78120f9 | 312 | patched_get_block_devs_sysfs.return_value = [[sda_path, sda_path, 'disk', sda_path]] |
2a845540 TL |
313 | fake_filesystem.create_file('/sys/block/sda/queue/rotational', contents = '1') |
314 | result = disk.get_devices() | |
92f5a8d4 | 315 | assert result[sda_path]['rotational'] == '1' |
1adf2230 | 316 | |
f78120f9 TL |
317 | @patch('ceph_volume.util.disk.udevadm_property') |
318 | def test_is_ceph_rbd(self, m_udev_adm_property, patched_get_block_devs_sysfs, fake_filesystem): | |
2a845540 | 319 | rbd_path = '/dev/rbd0' |
f78120f9 | 320 | patched_get_block_devs_sysfs.return_value = [[rbd_path, rbd_path, 'disk', rbd_path]] |
2a845540 TL |
321 | result = disk.get_devices() |
322 | assert rbd_path not in result | |
323 | ||
f78120f9 TL |
324 | @patch('ceph_volume.util.disk.udevadm_property') |
325 | def test_actuator_device(self, m_udev_adm_property, patched_get_block_devs_sysfs, fake_filesystem): | |
1e59de90 TL |
326 | sda_path = '/dev/sda' |
327 | fake_actuator_nb = 2 | |
f78120f9 | 328 | patched_get_block_devs_sysfs.return_value = [[sda_path, sda_path, 'disk', sda_path]] |
1e59de90 TL |
329 | for actuator in range(0, fake_actuator_nb): |
330 | fake_filesystem.create_dir(f'/sys/block/sda/queue/independent_access_ranges/{actuator}') | |
331 | result = disk.get_devices() | |
332 | assert result[sda_path]['actuators'] == fake_actuator_nb | |
333 | ||
1adf2230 AA |
334 | |
335 | class TestSizeCalculations(object): | |
336 | ||
337 | @pytest.mark.parametrize('aliases', [ | |
338 | ('b', 'bytes'), | |
339 | ('kb', 'kilobytes'), | |
340 | ('mb', 'megabytes'), | |
341 | ('gb', 'gigabytes'), | |
342 | ('tb', 'terabytes'), | |
343 | ]) | |
344 | def test_aliases(self, aliases): | |
345 | short_alias, long_alias = aliases | |
346 | s = disk.Size(b=1) | |
347 | short_alias = getattr(s, short_alias) | |
348 | long_alias = getattr(s, long_alias) | |
349 | assert short_alias == long_alias | |
350 | ||
351 | @pytest.mark.parametrize('values', [ | |
352 | ('b', 857619069665.28), | |
353 | ('kb', 837518622.72), | |
354 | ('mb', 817889.28), | |
355 | ('gb', 798.72), | |
356 | ('tb', 0.78), | |
357 | ]) | |
358 | def test_terabytes(self, values): | |
359 | # regardless of the input value, all the other values correlate to each | |
360 | # other the same, every time | |
361 | unit, value = values | |
362 | s = disk.Size(**{unit: value}) | |
363 | assert s.b == 857619069665.28 | |
364 | assert s.kb == 837518622.72 | |
365 | assert s.mb == 817889.28 | |
366 | assert s.gb == 798.72 | |
367 | assert s.tb == 0.78 | |
368 | ||
369 | ||
370 | class TestSizeOperators(object): | |
371 | ||
372 | @pytest.mark.parametrize('larger', [1025, 1024.1, 1024.001]) | |
373 | def test_gigabytes_is_smaller(self, larger): | |
374 | assert disk.Size(gb=1) < disk.Size(mb=larger) | |
375 | ||
376 | @pytest.mark.parametrize('smaller', [1023, 1023.9, 1023.001]) | |
377 | def test_gigabytes_is_larger(self, smaller): | |
378 | assert disk.Size(gb=1) > disk.Size(mb=smaller) | |
379 | ||
380 | @pytest.mark.parametrize('larger', [1025, 1024.1, 1024.001, 1024]) | |
381 | def test_gigabytes_is_smaller_or_equal(self, larger): | |
382 | assert disk.Size(gb=1) <= disk.Size(mb=larger) | |
383 | ||
384 | @pytest.mark.parametrize('smaller', [1023, 1023.9, 1023.001, 1024]) | |
385 | def test_gigabytes_is_larger_or_equal(self, smaller): | |
386 | assert disk.Size(gb=1) >= disk.Size(mb=smaller) | |
387 | ||
388 | @pytest.mark.parametrize('values', [ | |
389 | ('b', 857619069665.28), | |
390 | ('kb', 837518622.72), | |
391 | ('mb', 817889.28), | |
392 | ('gb', 798.72), | |
393 | ('tb', 0.78), | |
394 | ]) | |
395 | def test_equality(self, values): | |
396 | unit, value = values | |
397 | s = disk.Size(**{unit: value}) | |
398 | # both tb and b, since b is always calculated regardless, and is useful | |
399 | # when testing tb | |
400 | assert disk.Size(tb=0.78) == s | |
401 | assert disk.Size(b=857619069665.28) == s | |
402 | ||
403 | @pytest.mark.parametrize('values', [ | |
404 | ('b', 857619069665.28), | |
405 | ('kb', 837518622.72), | |
406 | ('mb', 817889.28), | |
407 | ('gb', 798.72), | |
408 | ('tb', 0.78), | |
409 | ]) | |
410 | def test_inequality(self, values): | |
411 | unit, value = values | |
412 | s = disk.Size(**{unit: value}) | |
413 | # both tb and b, since b is always calculated regardless, and is useful | |
414 | # when testing tb | |
415 | assert disk.Size(tb=1) != s | |
416 | assert disk.Size(b=100) != s | |
417 | ||
418 | ||
419 | class TestSizeOperations(object): | |
420 | ||
421 | def test_assignment_addition_with_size_objects(self): | |
422 | result = disk.Size(mb=256) + disk.Size(gb=1) | |
423 | assert result.gb == 1.25 | |
424 | assert result.gb.as_int() == 1 | |
425 | assert result.gb.as_float() == 1.25 | |
426 | ||
427 | def test_self_addition_with_size_objects(self): | |
428 | base = disk.Size(mb=256) | |
429 | base += disk.Size(gb=1) | |
430 | assert base.gb == 1.25 | |
431 | ||
432 | def test_self_addition_does_not_alter_state(self): | |
433 | base = disk.Size(mb=256) | |
434 | base + disk.Size(gb=1) | |
435 | assert base.mb == 256 | |
436 | ||
437 | def test_addition_with_non_size_objects(self): | |
438 | with pytest.raises(TypeError): | |
439 | disk.Size(mb=100) + 4 | |
440 | ||
441 | def test_assignment_subtraction_with_size_objects(self): | |
442 | base = disk.Size(gb=1) | |
443 | base -= disk.Size(mb=256) | |
444 | assert base.mb == 768 | |
445 | ||
446 | def test_self_subtraction_does_not_alter_state(self): | |
447 | base = disk.Size(gb=1) | |
448 | base - disk.Size(mb=256) | |
449 | assert base.gb == 1 | |
450 | ||
451 | def test_subtraction_with_size_objects(self): | |
452 | result = disk.Size(gb=1) - disk.Size(mb=256) | |
453 | assert result.mb == 768 | |
454 | ||
455 | def test_subtraction_with_non_size_objects(self): | |
456 | with pytest.raises(TypeError): | |
457 | disk.Size(mb=100) - 4 | |
458 | ||
459 | def test_multiplication_with_size_objects(self): | |
460 | with pytest.raises(TypeError): | |
461 | disk.Size(mb=100) * disk.Size(mb=1) | |
462 | ||
463 | def test_multiplication_with_non_size_objects(self): | |
464 | base = disk.Size(gb=1) | |
465 | result = base * 2 | |
466 | assert result.gb == 2 | |
467 | assert result.gb.as_int() == 2 | |
468 | ||
469 | def test_division_with_size_objects(self): | |
470 | result = disk.Size(gb=1) / disk.Size(mb=1) | |
471 | assert int(result) == 1024 | |
472 | ||
473 | def test_division_with_non_size_objects(self): | |
91327a77 AA |
474 | base = disk.Size(gb=1) |
475 | result = base / 2 | |
476 | assert result.mb == 512 | |
477 | assert result.mb.as_int() == 512 | |
478 | ||
479 | def test_division_with_non_size_objects_without_state(self): | |
1adf2230 AA |
480 | base = disk.Size(gb=1) |
481 | base / 2 | |
91327a77 AA |
482 | assert base.gb == 1 |
483 | assert base.gb.as_int() == 1 | |
1adf2230 AA |
484 | |
485 | ||
486 | class TestSizeAttributes(object): | |
487 | ||
488 | def test_attribute_does_not_exist(self): | |
489 | with pytest.raises(AttributeError): | |
490 | disk.Size(mb=1).exabytes | |
491 | ||
492 | ||
493 | class TestSizeFormatting(object): | |
494 | ||
495 | def test_default_formatting_tb_to_b(self): | |
496 | size = disk.Size(tb=0.0000000001) | |
497 | result = "%s" % size | |
498 | assert result == "109.95 B" | |
499 | ||
500 | def test_default_formatting_tb_to_kb(self): | |
501 | size = disk.Size(tb=0.00000001) | |
502 | result = "%s" % size | |
503 | assert result == "10.74 KB" | |
504 | ||
505 | def test_default_formatting_tb_to_mb(self): | |
506 | size = disk.Size(tb=0.000001) | |
507 | result = "%s" % size | |
508 | assert result == "1.05 MB" | |
509 | ||
510 | def test_default_formatting_tb_to_gb(self): | |
511 | size = disk.Size(tb=0.001) | |
512 | result = "%s" % size | |
513 | assert result == "1.02 GB" | |
514 | ||
515 | def test_default_formatting_tb_to_tb(self): | |
516 | size = disk.Size(tb=10) | |
517 | result = "%s" % size | |
518 | assert result == "10.00 TB" | |
519 | ||
520 | ||
521 | class TestSizeSpecificFormatting(object): | |
522 | ||
523 | def test_formatting_b(self): | |
524 | size = disk.Size(b=2048) | |
525 | result = "%s" % size.b | |
526 | assert "%s" % size.b == "%s" % size.bytes | |
527 | assert result == "2048.00 B" | |
528 | ||
529 | def test_formatting_kb(self): | |
530 | size = disk.Size(kb=5700) | |
531 | result = "%s" % size.kb | |
532 | assert "%s" % size.kb == "%s" % size.kilobytes | |
533 | assert result == "5700.00 KB" | |
534 | ||
535 | def test_formatting_mb(self): | |
536 | size = disk.Size(mb=4000) | |
537 | result = "%s" % size.mb | |
538 | assert "%s" % size.mb == "%s" % size.megabytes | |
539 | assert result == "4000.00 MB" | |
540 | ||
541 | def test_formatting_gb(self): | |
542 | size = disk.Size(gb=77777) | |
543 | result = "%s" % size.gb | |
544 | assert "%s" % size.gb == "%s" % size.gigabytes | |
545 | assert result == "77777.00 GB" | |
546 | ||
547 | def test_formatting_tb(self): | |
548 | size = disk.Size(tb=1027) | |
549 | result = "%s" % size.tb | |
550 | assert "%s" % size.tb == "%s" % size.terabytes | |
551 | assert result == "1027.00 TB" | |
2a845540 TL |
552 | |
553 | ||
554 | class TestAllowLoopDevsWarning(object): | |
f78120f9 TL |
555 | def setup_method(self): |
556 | disk.AllowLoopDevices.allow = False | |
557 | disk.AllowLoopDevices.warned = False | |
558 | if os.environ.get('CEPH_VOLUME_ALLOW_LOOP_DEVICES'): | |
559 | os.environ.pop('CEPH_VOLUME_ALLOW_LOOP_DEVICES') | |
560 | ||
2a845540 | 561 | def test_loop_dev_warning(self, fake_call, caplog): |
f78120f9 | 562 | disk.AllowLoopDevices.warned = False |
2a845540 TL |
563 | assert disk.allow_loop_devices() is False |
564 | assert not caplog.records | |
565 | os.environ['CEPH_VOLUME_ALLOW_LOOP_DEVICES'] = "y" | |
566 | assert disk.allow_loop_devices() is True | |
567 | log = caplog.records[0] | |
568 | assert log.levelname == "WARNING" | |
569 | assert "will never be supported in production" in log.message | |
570 | ||
571 | ||
572 | class TestHasBlueStoreLabel(object): | |
573 | def test_device_path_is_a_path(self, fake_filesystem): | |
574 | device_path = '/var/lib/ceph/osd/ceph-0' | |
575 | fake_filesystem.create_dir(device_path) | |
576 | assert not disk.has_bluestore_label(device_path) |