1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
|
#!/usr/bin/python3
# This file is part of libmodulemd
# Copyright (C) 2017-2018 Stephen Gallagher
#
# Fedora-License-Identifier: MIT
# SPDX-2.0-License-Identifier: MIT
# SPDX-3.0-License-Identifier: MIT
#
# This program is free software.
# For more information on the license, see COPYING.
# For more information on free software, see
# <https://www.gnu.org/philosophy/free-sw.en.html>.
from os import path
import sys
import logging
try:
import unittest
import gi
gi.require_version("Modulemd", "2.0")
from gi.repository import Modulemd
from gi.repository import GLib
except ImportError:
# Return error 77 to skip this test on platforms without the necessary
# python modules
sys.exit(77)
from base import TestBase
import random
class TestModuleIndexMerger(TestBase):
def test_constructors(self):
merger = Modulemd.ModuleIndexMerger()
self.assertIsNotNone(merger)
merger = Modulemd.ModuleIndexMerger.new()
self.assertIsNotNone(merger)
def test_deduplicate(self):
merger = Modulemd.ModuleIndexMerger()
idx1 = Modulemd.ModuleIndex()
idx2 = Modulemd.ModuleIndex()
res, failures = idx1.update_from_file(
path.join(self.test_data_path, "long-valid.yaml"), True
)
self.assertTrue(res)
self.assertEqual(len(failures), 0)
res, failures = idx2.update_from_file(
path.join(self.test_data_path, "long-valid.yaml"), True
)
self.assertTrue(res)
self.assertEqual(len(failures), 0)
# Save the original document for comparing later
baseline = idx1.dump_to_string()
# Add the same index twice
merger.associate_index(idx1, 0)
merger.associate_index(idx2, 0)
deduplicated_idx = merger.resolve()
final = deduplicated_idx.dump_to_string()
# Verify that it outputs the same content as the baseline
self.assertEqual(baseline, final)
def test_merger(self):
# Get a set of objects in a ModuleIndex
base_index = Modulemd.ModuleIndex()
base_index.update_from_file(
path.join(self.test_data_path, "merging-base.yaml"), True
)
# Baseline
httpd_defaults = base_index.get_module("httpd").get_defaults()
self.assertIsNotNone(httpd_defaults)
self.assertEqual(httpd_defaults.get_default_stream(), "2.2")
httpd_profile_streams = (
httpd_defaults.get_streams_with_default_profiles()
)
self.assertEqual(len(httpd_profile_streams), 2)
self.assertTrue("2.2" in httpd_profile_streams)
self.assertTrue("2.8" in httpd_profile_streams)
self.assertEqual(
len(httpd_defaults.get_default_profiles_for_stream("2.2")), 2
)
self.assertTrue(
"client" in httpd_defaults.get_default_profiles_for_stream("2.2")
)
self.assertTrue(
"server" in httpd_defaults.get_default_profiles_for_stream("2.2")
)
self.assertTrue(
"notreal" in httpd_defaults.get_default_profiles_for_stream("2.8")
)
self.assertEqual(
httpd_defaults.get_default_stream("workstation"), "2.4"
)
httpd_profile_streams = (
httpd_defaults.get_streams_with_default_profiles("workstation")
)
self.assertEqual(len(httpd_profile_streams), 2)
self.assertTrue("2.4" in httpd_profile_streams)
self.assertTrue("2.6" in httpd_profile_streams)
self.assertEqual(
len(
httpd_defaults.get_default_profiles_for_stream(
"2.4", "workstation"
)
),
1,
)
self.assertEqual(
len(
httpd_defaults.get_default_profiles_for_stream(
"2.6", "workstation"
)
),
3,
)
# Get another set of objects that will override the default stream for
# nodejs
override_nodejs_index = Modulemd.ModuleIndex()
override_nodejs_index.update_from_file(
path.join(self.test_data_path, "overriding-nodejs.yaml"), True
)
# Test that adding both of these at the same priority level results in
# the no default stream
merger = Modulemd.ModuleIndexMerger()
merger.associate_index(base_index, 0)
merger.associate_index(override_nodejs_index, 0)
merged_index = merger.resolve()
self.assertIsNotNone(merged_index)
nodejs = merged_index.get_module("nodejs")
self.assertIsNotNone(nodejs)
nodejs_defaults = nodejs.get_defaults()
self.assertIsNotNone(nodejs_defaults)
self.assertIsNone(nodejs_defaults.get_default_stream())
# Get another set of objects that will override the above
override_index = Modulemd.ModuleIndex()
override_index.update_from_file(
path.join(self.test_data_path, "overriding.yaml"), True
)
# Test that override_index at a higher priority level succeeds
# Test that adding both of these at the same priority level fails
# with a merge conflict.
# Use randomly-selected high and low values to make sure we don't have
# sorting issues.
merger = Modulemd.ModuleIndexMerger()
random_low = random.randint(1, 100)
random_high = random.randint(101, 999)
print(
"Low priority: %d, High priority: %d" % (random_low, random_high)
)
merger.associate_index(base_index, random_low)
merger.associate_index(override_index, random_high)
merged_index = merger.resolve()
self.assertIsNotNone(merged_index)
# Validate merged results
# HTTPD
httpd_defaults = merged_index.get_module("httpd").get_defaults()
self.assertIsNotNone(httpd_defaults)
self.assertEqual(httpd_defaults.get_default_stream(), "2.4")
httpd_profile_streams = (
httpd_defaults.get_streams_with_default_profiles()
)
self.assertEqual(len(httpd_profile_streams), 2)
self.assertTrue("2.2" in httpd_profile_streams)
self.assertTrue("2.4" in httpd_profile_streams)
self.assertEqual(
len(httpd_defaults.get_default_profiles_for_stream("2.2")), 2
)
self.assertTrue(
"client" in httpd_defaults.get_default_profiles_for_stream("2.2")
)
self.assertTrue(
"server" in httpd_defaults.get_default_profiles_for_stream("2.2")
)
self.assertTrue(
"client" in httpd_defaults.get_default_profiles_for_stream("2.4")
)
self.assertTrue(
"server" in httpd_defaults.get_default_profiles_for_stream("2.4")
)
self.assertEqual(
httpd_defaults.get_default_stream("workstation"), "2.8"
)
httpd_profile_streams = (
httpd_defaults.get_streams_with_default_profiles("workstation")
)
self.assertEqual(len(httpd_profile_streams), 3)
self.assertTrue("2.4" in httpd_profile_streams)
self.assertTrue("2.6" in httpd_profile_streams)
self.assertTrue("2.8" in httpd_profile_streams)
self.assertEqual(
len(
httpd_defaults.get_default_profiles_for_stream(
"2.4", "workstation"
)
),
1,
)
self.assertEqual(
len(
httpd_defaults.get_default_profiles_for_stream(
"2.6", "workstation"
)
),
3,
)
self.assertEqual(
len(
httpd_defaults.get_default_profiles_for_stream(
"2.8", "workstation"
)
),
4,
)
def test_merger_with_real_world_data(self):
fedora_index = Modulemd.ModuleIndex()
fedora_index.update_from_file(
path.join(self.test_data_path, "f29.yaml"), True
)
updates_index = Modulemd.ModuleIndex()
updates_index.update_from_file(
path.join(self.test_data_path, "f29-updates.yaml"), True
)
merger = Modulemd.ModuleIndexMerger()
merger.associate_index(fedora_index, 0)
merger.associate_index(updates_index, 0)
merged_index = merger.resolve()
self.assertIsNotNone(merged_index)
def test_merger_with_modified(self):
pass
def test_strict_default_streams(self):
merger = Modulemd.ModuleIndexMerger.new()
for stream in ("27", "38"):
default = """
---
document: modulemd-defaults
version: 1
data:
module: python
stream: %s
...
""" % (
stream
)
index = Modulemd.ModuleIndex()
index.update_from_string(default, strict=True)
merger.associate_index(index, 0)
with self.assertRaisesRegex(
gi.repository.GLib.GError,
"Default stream mismatch in module python",
):
merger.resolve_ext(True)
def test_merge_add_only(self):
base_idx = Modulemd.ModuleIndex()
self.assertTrue(
base_idx.update_from_file(
path.join(self.test_data_path, "merger", "base.yaml"), True
)
)
add_only_idx = Modulemd.ModuleIndex()
self.assertTrue(
add_only_idx.update_from_file(
path.join(self.test_data_path, "merger", "add_only.yaml"), True
)
)
merger = Modulemd.ModuleIndexMerger()
merger.associate_index(base_idx, 0)
merger.associate_index(add_only_idx, 0)
merged_idx = merger.resolve()
self.assertIsNotNone(merged_idx)
httpd = merged_idx.get_module("httpd")
self.assertIsNotNone(httpd)
httpd_defs = httpd.get_defaults()
self.assertEqual(httpd_defs.get_default_stream(), "2.8")
expected_profile_defs = {
"2.2": set(["client", "server"]),
"2.8": set(["notreal"]),
"2.10": set(["notreal"]),
}
for stream in expected_profile_defs.keys():
self.assertEqual(
set(httpd_defs.get_default_profiles_for_stream(stream)),
expected_profile_defs[stream],
)
self.assertEqual(httpd_defs.get_default_stream("workstation"), "2.4")
def test_merge_add_conflicting_stream(self):
base_idx = Modulemd.ModuleIndex()
self.assertTrue(
base_idx.update_from_file(
path.join(self.test_data_path, "merger", "base.yaml"), True
)
)
add_only_idx = Modulemd.ModuleIndex()
self.assertTrue(
add_only_idx.update_from_file(
path.join(
self.test_data_path,
"merger",
"add_conflicting_stream.yaml",
),
True,
)
)
merger = Modulemd.ModuleIndexMerger()
merger.associate_index(base_idx, 0)
merger.associate_index(add_only_idx, 0)
merged_idx = merger.resolve()
self.assertIsNotNone(merged_idx)
psql = merged_idx.get_module("postgresql")
self.assertIsNotNone(psql)
psql_defs = psql.get_defaults()
self.assertIsNotNone(psql_defs)
self.assertIsNone(psql_defs.get_default_stream())
expected_profile_defs = {
"8.1": set(["client", "server", "foo"]),
"8.2": set(["client", "server", "foo"]),
}
for stream in expected_profile_defs.keys():
self.assertEqual(
set(psql_defs.get_default_profiles_for_stream(stream)),
expected_profile_defs[stream],
)
def test_merge_add_conflicting_stream_and_profile_modified(self):
base_idx = Modulemd.ModuleIndex()
self.assertTrue(
base_idx.update_from_file(
path.join(self.test_data_path, "merger", "base.yaml"), True
)
)
add_conflicting_idx = Modulemd.ModuleIndex()
self.assertTrue(
add_conflicting_idx.update_from_file(
path.join(
self.test_data_path,
"merger",
"add_conflicting_stream_and_profile_modified.yaml",
),
True,
)
)
merger = Modulemd.ModuleIndexMerger()
merger.associate_index(base_idx, 0)
merger.associate_index(add_conflicting_idx, 0)
merged_idx = merger.resolve()
self.assertIsNotNone(merged_idx)
psql = merged_idx.get_module("postgresql")
self.assertIsNotNone(psql)
psql_defs = psql.get_defaults()
self.assertIsNotNone(psql_defs)
self.assertEqual(psql_defs.get_default_stream(), "8.2")
expected_profile_defs = {
"8.1": set(["client", "server"]),
"8.2": set(["client", "server", "foo"]),
"8.3": set(["client", "server"]),
}
for stream in expected_profile_defs:
self.assertEqual(
set(psql_defs.get_default_profiles_for_stream(stream)),
expected_profile_defs[stream],
)
def test_merge_incompatible_streams(self):
# This test verifies that if we encounter two streams with the same
# NSVCA, but different content, we only retain one of them.
# Note: the specification of the merger states that the behavior is
# undefined, so we will only validate that the merge completes and
# it only contains a single stream
merger = Modulemd.ModuleIndexMerger.new()
base_idx = Modulemd.ModuleIndex()
self.assertTrue(
base_idx.update_from_file(
path.join(self.test_data_path, "merger", "conflict_base.yaml"),
True,
)
)
merger.associate_index(base_idx, 0)
bad_idx = Modulemd.ModuleIndex()
self.assertTrue(
bad_idx.update_from_file(
path.join(self.test_data_path, "merger", "conflict_base.yaml"),
True,
)
)
# Modify the stream to have a different summary
stream = bad_idx.search_streams_by_nsvca_glob()[0]
stream.set_summary("Invalid summary, should not merge successfully")
merger.associate_index(bad_idx, 0)
merged_idx = merger.resolve()
all_streams = merged_idx.search_streams_by_nsvca_glob()
self.assertEqual(len(all_streams), 1)
self.assertEqual(all_streams[0].props.module_name, "nodejs")
def test_merge_order_independent_obsoletes(self):
# This test verifies that if we encounter two obsoletes with the same
# module, stream and context we associate the newer one with exisitng
# stream
idx = Modulemd.ModuleIndex.new()
stream = Modulemd.ModuleStream.new(2, "nodejs", "8.0")
stream.props.context = "42"
res = idx.add_module_stream(stream)
newer_idx = Modulemd.ModuleIndex()
self.assertTrue(
newer_idx.update_from_file(
path.join(
self.test_data_path,
"merger",
"newer_obsoletes_resseted.yaml",
),
True,
)
)
base_idx = Modulemd.ModuleIndex()
self.assertTrue(
base_idx.update_from_file(
path.join(
self.test_data_path, "merger", "base_obsoletes.yaml"
),
True,
)
)
merger = Modulemd.ModuleIndexMerger.new()
merger.associate_index(idx, 0)
merger.associate_index(newer_idx, 0)
merger.associate_index(base_idx, 0)
merged_idx = merger.resolve()
module = merged_idx.get_module("nodejs")
self.assertEqual(len(module.get_obsoletes()), 2)
all_streams = merged_idx.search_streams_by_nsvca_glob()
self.assertEqual(len(all_streams), 1)
self.assertEqual(all_streams[0].props.module_name, "nodejs")
obsoletes = all_streams[0].get_obsoletes_resolved()
# obsoletes is None because it has reset: true
self.assertEqual(obsoletes, None)
# Merge the indexes in reverse order
merger = Modulemd.ModuleIndexMerger.new()
merger.associate_index(idx, 0)
merger.associate_index(base_idx, 0)
merger.associate_index(newer_idx, 0)
merged_idx = merger.resolve()
module = merged_idx.get_module("nodejs")
self.assertEqual(len(module.get_obsoletes()), 2)
all_streams = merged_idx.search_streams_by_nsvca_glob()
self.assertEqual(len(all_streams), 1)
self.assertEqual(all_streams[0].props.module_name, "nodejs")
obsoletes = all_streams[0].get_obsoletes_resolved()
# obsoletes is None because it has reset: true
self.assertEqual(obsoletes, None)
if __name__ == "__main__":
unittest.main()
|
