Richard Barnette | 56844c0 | 2016-10-04 14:24:05 -0700 | [diff] [blame] | 1 | # Copyright 2016 The Chromium OS Authors. All rights reserved. |
| 2 | # Use of this source code is governed by a BSD-style license that can be |
| 3 | # found in the LICENSE file. |
| 4 | |
Richard Barnette | bda07ea | 2016-10-26 18:55:24 -0700 | [diff] [blame] | 5 | """ |
| 6 | Unit tests for functions in `assign_stable_images`. |
| 7 | """ |
| 8 | |
| 9 | |
Ningning Xia | 7459c5d | 2018-02-09 09:17:26 -0800 | [diff] [blame] | 10 | import mock |
Richard Barnette | 56844c0 | 2016-10-04 14:24:05 -0700 | [diff] [blame] | 11 | import unittest |
| 12 | |
| 13 | import common |
Richard Barnette | 7412fa8 | 2016-10-21 15:29:51 -0700 | [diff] [blame] | 14 | from autotest_lib.site_utils.stable_images import assign_stable_images |
Richard Barnette | 8c1c1b8 | 2018-04-03 08:51:32 -0700 | [diff] [blame] | 15 | from autotest_lib.site_utils.stable_images import build_data |
Richard Barnette | 56844c0 | 2016-10-04 14:24:05 -0700 | [diff] [blame] | 16 | |
| 17 | |
Richard Barnette | 56844c0 | 2016-10-04 14:24:05 -0700 | [diff] [blame] | 18 | _DEFAULT_BOARD = assign_stable_images._DEFAULT_BOARD |
| 19 | |
| 20 | |
Ningning Xia | 7459c5d | 2018-02-09 09:17:26 -0800 | [diff] [blame] | 21 | class GetFirmwareUpgradesTests(unittest.TestCase): |
| 22 | """Tests for _get_firmware_upgrades.""" |
| 23 | |
Richard Barnette | 8c1c1b8 | 2018-04-03 08:51:32 -0700 | [diff] [blame] | 24 | @mock.patch.object(build_data, 'get_firmware_versions') |
Ningning Xia | 7459c5d | 2018-02-09 09:17:26 -0800 | [diff] [blame] | 25 | def test_get_firmware_upgrades(self, mock_get_firmware_versions): |
| 26 | """Test _get_firmware_upgrades.""" |
| 27 | mock_get_firmware_versions.side_effect = [ |
Richard Barnette | 08e487d | 2018-03-30 18:39:31 -0700 | [diff] [blame] | 28 | {'auron_paine': 'fw_version'}, |
| 29 | {'blue': 'fw_version', |
| 30 | 'robo360': 'fw_version', |
| 31 | 'porbeagle': 'fw_version'} |
Ningning Xia | 7459c5d | 2018-02-09 09:17:26 -0800 | [diff] [blame] | 32 | ] |
| 33 | cros_versions = { |
Richard Barnette | 08e487d | 2018-03-30 18:39:31 -0700 | [diff] [blame] | 34 | 'coral': 'R64-10176.65.0', |
| 35 | 'auron_paine': 'R64-10176.65.0' |
Ningning Xia | 7459c5d | 2018-02-09 09:17:26 -0800 | [diff] [blame] | 36 | } |
| 37 | boards = ['auron_paine', 'coral'] |
| 38 | |
| 39 | firmware_upgrades = assign_stable_images._get_firmware_upgrades( |
Richard Barnette | 08e487d | 2018-03-30 18:39:31 -0700 | [diff] [blame] | 40 | cros_versions) |
Ningning Xia | 7459c5d | 2018-02-09 09:17:26 -0800 | [diff] [blame] | 41 | expected_firmware_upgrades = { |
Richard Barnette | 08e487d | 2018-03-30 18:39:31 -0700 | [diff] [blame] | 42 | 'auron_paine': 'fw_version', |
| 43 | 'blue': 'fw_version', |
| 44 | 'robo360': 'fw_version', |
| 45 | 'porbeagle': 'fw_version' |
Ningning Xia | 7459c5d | 2018-02-09 09:17:26 -0800 | [diff] [blame] | 46 | } |
| 47 | self.assertEqual(firmware_upgrades, expected_firmware_upgrades) |
| 48 | |
| 49 | |
Richard Barnette | bda07ea | 2016-10-26 18:55:24 -0700 | [diff] [blame] | 50 | class GetUpgradeTests(unittest.TestCase): |
| 51 | """Tests for the `_get_upgrade_versions()` function.""" |
Richard Barnette | 56844c0 | 2016-10-04 14:24:05 -0700 | [diff] [blame] | 52 | |
| 53 | # _VERSIONS - a list of sample version strings such as may be used |
| 54 | # for Chrome OS, sorted from oldest to newest. These are used to |
| 55 | # construct test data in multiple test cases, below. |
| 56 | _VERSIONS = ['R1-1.0.0', 'R1-1.1.0', 'R2-4.0.0'] |
| 57 | |
| 58 | def test_board_conversions(self): |
| 59 | """ |
| 60 | Test proper mapping of names from the AFE to Omaha. |
| 61 | |
| 62 | Board names in Omaha don't have '_' characters; when an AFE |
| 63 | board contains '_' characters, they must be converted to '-'. |
| 64 | |
| 65 | Assert that for various forms of name in the AFE mapping, the |
| 66 | converted name is the one looked up in the Omaha mapping. |
| 67 | """ |
| 68 | board_equivalents = [ |
| 69 | ('a-b', 'a-b'), ('c_d', 'c-d'), |
| 70 | ('e_f-g', 'e-f-g'), ('hi', 'hi')] |
| 71 | afe_versions = { |
| 72 | _DEFAULT_BOARD: self._VERSIONS[0] |
| 73 | } |
| 74 | omaha_versions = {} |
| 75 | expected = {} |
| 76 | boards = set() |
| 77 | for afe_board, omaha_board in board_equivalents: |
| 78 | boards.add(afe_board) |
| 79 | afe_versions[afe_board] = self._VERSIONS[1] |
| 80 | omaha_versions[omaha_board] = self._VERSIONS[2] |
| 81 | expected[afe_board] = self._VERSIONS[2] |
| 82 | upgrades, _ = assign_stable_images._get_upgrade_versions( |
| 83 | afe_versions, omaha_versions, boards) |
| 84 | self.assertEqual(upgrades, expected) |
| 85 | |
| 86 | def test_afe_default(self): |
| 87 | """ |
| 88 | Test that the AFE default board mapping is honored. |
| 89 | |
| 90 | If a board isn't present in the AFE dictionary, the mapping |
| 91 | for `_DEFAULT_BOARD` should be used. |
| 92 | |
| 93 | Primary assertions: |
| 94 | * When a board is present in the AFE mapping, its version |
| 95 | mapping is used. |
| 96 | * When a board is not present in the AFE mapping, the default |
| 97 | version mapping is used. |
| 98 | |
| 99 | Secondarily, assert that when a mapping is absent from Omaha, |
| 100 | the AFE mapping is left unchanged. |
| 101 | """ |
| 102 | afe_versions = { |
| 103 | _DEFAULT_BOARD: self._VERSIONS[0], |
| 104 | 'a': self._VERSIONS[1] |
| 105 | } |
| 106 | boards = set(['a', 'b']) |
| 107 | expected = { |
| 108 | 'a': self._VERSIONS[1], |
| 109 | 'b': self._VERSIONS[0] |
| 110 | } |
| 111 | upgrades, _ = assign_stable_images._get_upgrade_versions( |
| 112 | afe_versions, {}, boards) |
| 113 | self.assertEqual(upgrades, expected) |
| 114 | |
| 115 | def test_omaha_upgrade(self): |
| 116 | """ |
| 117 | Test that upgrades from Omaha are detected. |
| 118 | |
| 119 | Primary assertion: |
| 120 | * If a board is found in Omaha, and the version in Omaha is |
| 121 | newer than the AFE version, the Omaha version is the one |
| 122 | used. |
| 123 | |
| 124 | Secondarily, asserts that version comparisons between various |
| 125 | specific version strings are all correct. |
| 126 | """ |
| 127 | boards = set(['a']) |
| 128 | for i in range(0, len(self._VERSIONS) - 1): |
| 129 | afe_versions = {_DEFAULT_BOARD: self._VERSIONS[i]} |
| 130 | for j in range(i+1, len(self._VERSIONS)): |
| 131 | omaha_versions = {b: self._VERSIONS[j] for b in boards} |
| 132 | upgrades, _ = assign_stable_images._get_upgrade_versions( |
| 133 | afe_versions, omaha_versions, boards) |
| 134 | self.assertEqual(upgrades, omaha_versions) |
| 135 | |
| 136 | def test_no_upgrade(self): |
| 137 | """ |
| 138 | Test that if Omaha is behind the AFE, it is ignored. |
| 139 | |
| 140 | Primary assertion: |
| 141 | * If a board is found in Omaha, and the version in Omaha is |
| 142 | older than the AFE version, the AFE version is the one used. |
| 143 | |
| 144 | Secondarily, asserts that version comparisons between various |
| 145 | specific version strings are all correct. |
| 146 | """ |
| 147 | boards = set(['a']) |
| 148 | for i in range(1, len(self._VERSIONS)): |
| 149 | afe_versions = {_DEFAULT_BOARD: self._VERSIONS[i]} |
| 150 | expected = {b: self._VERSIONS[i] for b in boards} |
| 151 | for j in range(0, i): |
| 152 | omaha_versions = {b: self._VERSIONS[j] for b in boards} |
| 153 | upgrades, _ = assign_stable_images._get_upgrade_versions( |
| 154 | afe_versions, omaha_versions, boards) |
| 155 | self.assertEqual(upgrades, expected) |
| 156 | |
| 157 | def test_ignore_unused_boards(self): |
| 158 | """ |
| 159 | Test that unlisted boards are ignored. |
| 160 | |
| 161 | Assert that boards present in the AFE or Omaha mappings aren't |
| 162 | included in the return mappings when they aren't in the passed |
| 163 | in set of boards. |
| 164 | """ |
| 165 | unused_boards = set(['a', 'b']) |
| 166 | used_boards = set(['c', 'd']) |
| 167 | afe_versions = {b: self._VERSIONS[0] for b in unused_boards} |
| 168 | afe_versions[_DEFAULT_BOARD] = self._VERSIONS[1] |
| 169 | expected = {b: self._VERSIONS[1] for b in used_boards} |
| 170 | omaha_versions = expected.copy() |
| 171 | omaha_versions.update( |
| 172 | {b: self._VERSIONS[0] for b in unused_boards}) |
| 173 | upgrades, _ = assign_stable_images._get_upgrade_versions( |
| 174 | afe_versions, omaha_versions, used_boards) |
| 175 | self.assertEqual(upgrades, expected) |
| 176 | |
| 177 | def test_default_unchanged(self): |
| 178 | """ |
| 179 | Test correct handling when the default build is unchanged. |
| 180 | |
| 181 | Assert that if in Omaha, one board in a set of three upgrades |
| 182 | from the AFE default, that the returned default board mapping is |
| 183 | the original default in the AFE. |
| 184 | """ |
| 185 | boards = set(['a', 'b', 'c']) |
| 186 | afe_versions = {_DEFAULT_BOARD: self._VERSIONS[0]} |
| 187 | omaha_versions = {b: self._VERSIONS[0] for b in boards} |
| 188 | omaha_versions['c'] = self._VERSIONS[1] |
| 189 | _, new_default = assign_stable_images._get_upgrade_versions( |
| 190 | afe_versions, omaha_versions, boards) |
| 191 | self.assertEqual(new_default, self._VERSIONS[0]) |
| 192 | |
| 193 | def test_default_upgrade(self): |
| 194 | """ |
| 195 | Test correct handling when the default build must change. |
| 196 | |
| 197 | Assert that if in Omaha, two boards in a set of three upgrade |
| 198 | from the AFE default, that the returned default board mapping is |
| 199 | the new build in Omaha. |
| 200 | """ |
| 201 | boards = set(['a', 'b', 'c']) |
| 202 | afe_versions = {_DEFAULT_BOARD: self._VERSIONS[0]} |
| 203 | omaha_versions = {b: self._VERSIONS[1] for b in boards} |
| 204 | omaha_versions['c'] = self._VERSIONS[0] |
| 205 | _, new_default = assign_stable_images._get_upgrade_versions( |
| 206 | afe_versions, omaha_versions, boards) |
| 207 | self.assertEqual(new_default, self._VERSIONS[1]) |
| 208 | |
| 209 | |
Richard Barnette | bda07ea | 2016-10-26 18:55:24 -0700 | [diff] [blame] | 210 | # Sample version string values to be used when testing |
| 211 | # `_apply_upgrades()`. |
| 212 | # |
| 213 | # _OLD_DEFAULT - Test value representing the default version mapping |
| 214 | # in the `old_versions` dictionary in a call to `_apply_upgrades()`. |
| 215 | # _NEW_DEFAULT - Test value representing the default version mapping |
| 216 | # in the `new_versions` dictionary when a version update is being |
| 217 | # tested. |
| 218 | # _OLD_VERSION - Test value representing an arbitrary version for a |
| 219 | # board that is mapped in the `old_versions` dictionary in a call to |
| 220 | # `_apply_upgrades()`. |
| 221 | # _NEW_VERSION - Test value representing an arbitrary version for a |
| 222 | # board that is mapped in the `new_versions` dictionary in a call to |
| 223 | # `_apply_upgrades()`. |
| 224 | # |
| 225 | _OLD_DEFAULT = 'old-default-version' |
| 226 | _NEW_DEFAULT = 'new-default-version' |
| 227 | _OLD_VERSION = 'old-board-version' |
| 228 | _NEW_VERSION = 'new-board-version' |
| 229 | |
| 230 | |
Richard Barnette | 728e36f | 2016-11-03 16:04:29 -0700 | [diff] [blame] | 231 | class _StubAFE(object): |
| 232 | """Stubbed out version of `server.frontend.AFE`.""" |
| 233 | |
| 234 | CROS_IMAGE_TYPE = 'cros-image-type' |
| 235 | FIRMWARE_IMAGE_TYPE = 'firmware-image-type' |
| 236 | |
| 237 | def get_stable_version_map(self, image_type): |
| 238 | return image_type |
| 239 | |
| 240 | |
Richard Barnette | bda07ea | 2016-10-26 18:55:24 -0700 | [diff] [blame] | 241 | class _TestUpdater(assign_stable_images._VersionUpdater): |
| 242 | """ |
| 243 | Subclass of `_VersionUpdater` for testing. |
| 244 | |
| 245 | This class extends `_VersionUpdater` to provide support for testing |
| 246 | various assertions about the behavior of the base class and its |
| 247 | interactions with `_apply_cros_upgrades()` and |
| 248 | `_apply_firmware_upgrades()`. |
| 249 | |
| 250 | The class tests assertions along the following lines: |
| 251 | * When applied to the original mappings, the calls to |
| 252 | `_do_set_mapping()` and `_do_delete_mapping()` create the |
| 253 | expected final mapping state. |
| 254 | * Calls to report state changes are made with the expected |
| 255 | values. |
| 256 | * There's a one-to-one match between reported and actually |
| 257 | executed changes. |
| 258 | |
| 259 | """ |
| 260 | |
| 261 | def __init__(self, testcase): |
Prathmesh Prabhu | a80e3c4 | 2018-09-25 14:25:22 -0700 | [diff] [blame] | 262 | super(_TestUpdater, self).__init__(_StubAFE(), dry_run=True) |
Richard Barnette | bda07ea | 2016-10-26 18:55:24 -0700 | [diff] [blame] | 263 | self._testcase = testcase |
| 264 | self._default_changed = None |
| 265 | self._reported_mappings = None |
| 266 | self._updated_mappings = None |
| 267 | self._reported_deletions = None |
| 268 | self._actual_deletions = None |
| 269 | self._original_mappings = None |
| 270 | self._mappings = None |
| 271 | self._expected_mappings = None |
| 272 | self._unchanged_boards = None |
| 273 | |
| 274 | def pretest_init(self, initial_versions, expected_versions): |
| 275 | """ |
| 276 | Initialize for testing. |
| 277 | |
| 278 | @param initial_versions Mappings to be used as the starting |
| 279 | point for testing. |
| 280 | @param expected_versions The expected final value of the |
| 281 | mappings after the test. |
| 282 | """ |
| 283 | self._default_changed = False |
| 284 | self._reported_mappings = {} |
| 285 | self._updated_mappings = {} |
| 286 | self._reported_deletions = set() |
| 287 | self._actual_deletions = set() |
| 288 | self._original_mappings = initial_versions.copy() |
| 289 | self._mappings = initial_versions.copy() |
| 290 | self._expected_mappings = expected_versions |
| 291 | self._unchanged_boards = set() |
| 292 | |
| 293 | def check_results(self, change_default): |
| 294 | """ |
| 295 | Assert that observed changes match expectations. |
| 296 | |
| 297 | Asserts the following: |
| 298 | * The `report_default_changed()` method was called (or not) |
| 299 | based on whether `change_default` is true (or not). |
| 300 | * The changes reported via `_report_board_changed()` match |
| 301 | the changes actually applied. |
| 302 | * The final mappings after applying requested changes match |
| 303 | the actually expected mappings. |
| 304 | |
| 305 | @param old_versions Parameter to be passed to |
| 306 | `_apply_cros_upgrades()`. |
| 307 | @param new_versions Parameter to be passed to |
| 308 | `_apply_cros_upgrades()`. |
| 309 | @param change_default Whether the test should include a change |
| 310 | to the default version mapping. |
| 311 | """ |
| 312 | self._testcase.assertEqual(change_default, |
| 313 | self._default_changed) |
| 314 | self._testcase.assertEqual(self._reported_mappings, |
| 315 | self._updated_mappings) |
| 316 | self._testcase.assertEqual(self._reported_deletions, |
| 317 | self._actual_deletions) |
| 318 | self._testcase.assertEqual(self._mappings, |
| 319 | self._expected_mappings) |
| 320 | |
Richard Barnette | bda07ea | 2016-10-26 18:55:24 -0700 | [diff] [blame] | 321 | def report_default_changed(self, old_default, new_default): |
| 322 | """ |
| 323 | Override of our parent class' method for test purposes. |
| 324 | |
| 325 | Saves a record of the report for testing the final result in |
| 326 | `apply_upgrades()`, above. |
| 327 | |
| 328 | Assert the following: |
| 329 | * The old and new default values match the values that |
| 330 | were passed in the original call's arguments. |
| 331 | * This function is not being called for a second time. |
| 332 | |
| 333 | @param old_default The original default version. |
| 334 | @param new_default The new default version to be applied. |
| 335 | """ |
| 336 | self._testcase.assertNotEqual(old_default, new_default) |
| 337 | self._testcase.assertEqual(old_default, |
| 338 | self._original_mappings[_DEFAULT_BOARD]) |
| 339 | self._testcase.assertEqual(new_default, |
| 340 | self._expected_mappings[_DEFAULT_BOARD]) |
| 341 | self._testcase.assertFalse(self._default_changed) |
| 342 | self._default_changed = True |
| 343 | self._reported_mappings[_DEFAULT_BOARD] = new_default |
| 344 | |
| 345 | def _report_board_changed(self, board, old_version, new_version): |
| 346 | """ |
| 347 | Override of our parent class' method for test purposes. |
| 348 | |
| 349 | Saves a record of the report for testing the final result in |
| 350 | `apply_upgrades()`, above. |
| 351 | |
| 352 | Assert the following: |
| 353 | * The change being reported actually reports two different |
| 354 | versions. |
| 355 | * If the board isn't mapped to the default version, then the |
| 356 | reported old version is the actually mapped old version. |
| 357 | * If the board isn't changing to the default version, then the |
| 358 | reported new version is the expected new version. |
| 359 | * This is not a second report for this board. |
| 360 | |
| 361 | The implementation implicitly requires that the specified board |
| 362 | have a valid mapping. |
| 363 | |
| 364 | @param board The board with the changing version. |
| 365 | @param old_version The original version mapped to the board. |
| 366 | @param new_version The new version to be applied to the board. |
| 367 | """ |
| 368 | self._testcase.assertNotEqual(old_version, new_version) |
| 369 | if board in self._original_mappings: |
| 370 | self._testcase.assertEqual(old_version, |
| 371 | self._original_mappings[board]) |
| 372 | if board in self._expected_mappings: |
| 373 | self._testcase.assertEqual(new_version, |
| 374 | self._expected_mappings[board]) |
| 375 | self._testcase.assertNotIn(board, self._reported_mappings) |
| 376 | self._reported_mappings[board] = new_version |
| 377 | else: |
| 378 | self._testcase.assertNotIn(board, self._reported_deletions) |
| 379 | self._reported_deletions.add(board) |
| 380 | |
| 381 | def report_board_unchanged(self, board, old_version): |
| 382 | """ |
| 383 | Override of our parent class' method for test purposes. |
| 384 | |
| 385 | Assert the following: |
| 386 | * The version being reported as unchanged is actually mapped. |
| 387 | * The reported old version matches the expected value. |
| 388 | * This is not a second report for this board. |
| 389 | |
| 390 | @param board The board that is not changing. |
| 391 | @param old_version The board's version mapping. |
| 392 | """ |
| 393 | self._testcase.assertIn(board, self._original_mappings) |
| 394 | self._testcase.assertEqual(old_version, |
| 395 | self._original_mappings[board]) |
| 396 | self._testcase.assertNotIn(board, self._unchanged_boards) |
| 397 | self._unchanged_boards.add(board) |
| 398 | |
| 399 | def _do_set_mapping(self, board, new_version): |
| 400 | """ |
| 401 | Override of our parent class' method for test purposes. |
| 402 | |
| 403 | Saves a record of the change for testing the final result in |
| 404 | `apply_upgrades()`, above. |
| 405 | |
| 406 | Assert the following: |
| 407 | * This is not a second change for this board. |
| 408 | * If we're changing the default mapping, then every board |
| 409 | that will be changing to a non-default mapping has been |
| 410 | updated. |
| 411 | |
| 412 | @param board The board with the changing version. |
| 413 | @param new_version The new version to be applied to the board. |
| 414 | """ |
| 415 | self._mappings[board] = new_version |
| 416 | self._testcase.assertNotIn(board, self._updated_mappings) |
| 417 | self._updated_mappings[board] = new_version |
| 418 | if board == _DEFAULT_BOARD: |
| 419 | for board in self._expected_mappings: |
| 420 | self._testcase.assertIn(board, self._mappings) |
| 421 | |
| 422 | def _do_delete_mapping(self, board): |
| 423 | """ |
| 424 | Override of our parent class' method for test purposes. |
| 425 | |
| 426 | Saves a record of the change for testing the final result in |
| 427 | `apply_upgrades()`, above. |
| 428 | |
| 429 | Assert that the board has a mapping prior to deletion. |
| 430 | |
| 431 | @param board The board with the version to be deleted. |
| 432 | """ |
| 433 | self._testcase.assertNotEqual(board, _DEFAULT_BOARD) |
| 434 | self._testcase.assertIn(board, self._mappings) |
| 435 | del self._mappings[board] |
| 436 | self._actual_deletions.add(board) |
| 437 | |
| 438 | |
| 439 | class ApplyCrOSUpgradesTests(unittest.TestCase): |
| 440 | """Tests for the `_apply_cros_upgrades()` function.""" |
| 441 | |
| 442 | def _apply_upgrades(self, old_versions, new_versions, change_default): |
| 443 | """ |
| 444 | Test a single call to `_apply_cros_upgrades()`. |
| 445 | |
| 446 | All assertions are handled by an instance of `_TestUpdater`. |
| 447 | |
| 448 | @param old_versions Parameter to be passed to |
| 449 | `_apply_cros_upgrades()`. |
| 450 | @param new_versions Parameter to be passed to |
| 451 | `_apply_cros_upgrades()`. |
| 452 | @param change_default Whether the test should include a change |
| 453 | to the default version mapping. |
| 454 | """ |
| 455 | old_versions[_DEFAULT_BOARD] = _OLD_DEFAULT |
| 456 | if change_default: |
| 457 | new_default = _NEW_DEFAULT |
| 458 | else: |
| 459 | new_default = _OLD_DEFAULT |
| 460 | expected_versions = { |
| 461 | b: v for b, v in new_versions.items() if v != new_default |
| 462 | } |
| 463 | expected_versions[_DEFAULT_BOARD] = new_default |
| 464 | updater = _TestUpdater(self) |
| 465 | updater.pretest_init(old_versions, expected_versions) |
| 466 | assign_stable_images._apply_cros_upgrades( |
| 467 | updater, old_versions, new_versions, new_default) |
| 468 | updater.check_results(change_default) |
| 469 | |
| 470 | def test_no_changes(self): |
| 471 | """ |
| 472 | Test an empty upgrade that does nothing. |
| 473 | |
| 474 | Test the boundary case of an upgrade where there are no boards, |
| 475 | and the default does not change. |
| 476 | """ |
| 477 | self._apply_upgrades({}, {}, False) |
| 478 | |
| 479 | def test_change_default(self): |
| 480 | """ |
| 481 | Test an empty upgrade that merely changes the default. |
| 482 | |
| 483 | Test the boundary case of an upgrade where there are no boards, |
| 484 | but the default is upgraded. |
| 485 | """ |
| 486 | self._apply_upgrades({}, {}, True) |
| 487 | |
| 488 | def test_board_default_no_changes(self): |
| 489 | """ |
| 490 | Test that a board at default stays with an unchanged default. |
| 491 | |
| 492 | Test the case of a board that is mapped to the default, where |
| 493 | neither the board nor the default change. |
| 494 | """ |
| 495 | self._apply_upgrades({}, {'board': _OLD_DEFAULT}, False) |
| 496 | |
| 497 | def test_board_left_behind(self): |
| 498 | """ |
| 499 | Test a board left at the old default after a default upgrade. |
| 500 | |
| 501 | Test the case of a board that stays mapped to the old default as |
| 502 | the default board is upgraded. |
| 503 | """ |
| 504 | self._apply_upgrades({}, {'board': _OLD_DEFAULT}, True) |
| 505 | |
| 506 | def test_board_upgrade_from_default(self): |
| 507 | """ |
| 508 | Test upgrading a board from a default that doesn't change. |
| 509 | |
| 510 | Test the case of upgrading a board from default to non-default, |
| 511 | where the default doesn't change. |
| 512 | """ |
| 513 | self._apply_upgrades({}, {'board': _NEW_VERSION}, False) |
| 514 | |
| 515 | def test_board_and_default_diverge(self): |
| 516 | """ |
| 517 | Test upgrading a board that diverges from the default. |
| 518 | |
| 519 | Test the case of upgrading a board and default together from the |
| 520 | same to different versions. |
| 521 | """ |
| 522 | self._apply_upgrades({}, {'board': _NEW_VERSION}, True) |
| 523 | |
| 524 | def test_board_tracks_default(self): |
| 525 | """ |
| 526 | Test upgrading a board to track a default upgrade. |
| 527 | |
| 528 | Test the case of upgrading a board and the default together. |
| 529 | """ |
| 530 | self._apply_upgrades({}, {'board': _NEW_DEFAULT}, True) |
| 531 | |
| 532 | def test_board_non_default_no_changes(self): |
| 533 | """ |
| 534 | Test an upgrade with no changes to a board or the default. |
| 535 | |
| 536 | Test the case of an upgrade with a board in it, where neither |
| 537 | the board nor the default change. |
| 538 | """ |
| 539 | self._apply_upgrades({'board': _NEW_VERSION}, |
| 540 | {'board': _NEW_VERSION}, |
| 541 | False) |
| 542 | |
| 543 | def test_board_upgrade_and_keep_default(self): |
| 544 | """ |
| 545 | Test a board upgrade with an unchanged default. |
| 546 | |
| 547 | Test the case of upgrading a board while the default stays the |
| 548 | same. |
| 549 | """ |
| 550 | self._apply_upgrades({'board': _OLD_VERSION}, |
| 551 | {'board': _NEW_VERSION}, |
| 552 | False) |
| 553 | |
| 554 | def test_board_upgrade_and_change_default(self): |
| 555 | """ |
| 556 | Test upgrading a board and the default separately. |
| 557 | |
| 558 | Test the case of upgrading both a board and the default, each |
| 559 | from and to different versions. |
| 560 | """ |
| 561 | self._apply_upgrades({'board': _OLD_VERSION}, |
| 562 | {'board': _NEW_VERSION}, |
| 563 | True) |
| 564 | |
| 565 | def test_board_leads_default(self): |
| 566 | """ |
| 567 | Test a board that upgrades ahead of the new default. |
| 568 | |
| 569 | Test the case of upgrading both a board and the default, where |
| 570 | the board's old version is the new default version. |
| 571 | """ |
| 572 | self._apply_upgrades({'board': _NEW_DEFAULT}, |
| 573 | {'board': _NEW_VERSION}, |
| 574 | True) |
| 575 | |
| 576 | def test_board_lags_to_old_default(self): |
| 577 | """ |
| 578 | Test a board that upgrades behind the old default. |
| 579 | |
| 580 | Test the case of upgrading both a board and the default, where |
| 581 | the board's new version is the old default version. |
| 582 | """ |
| 583 | self._apply_upgrades({'board': _OLD_VERSION}, |
| 584 | {'board': _OLD_DEFAULT}, |
| 585 | True) |
| 586 | |
| 587 | def test_board_joins_old_default(self): |
| 588 | """ |
| 589 | Test upgrading a board to a default that doesn't change. |
| 590 | |
| 591 | Test the case of upgrading board to the default, where the |
| 592 | default mapping stays unchanged. |
| 593 | """ |
| 594 | self._apply_upgrades({'board': _OLD_VERSION}, |
| 595 | {'board': _OLD_DEFAULT}, |
| 596 | False) |
| 597 | |
| 598 | def test_board_joins_new_default(self): |
| 599 | """ |
| 600 | Test upgrading a board to match the new default. |
| 601 | |
| 602 | Test the case of upgrading board and the default to the same |
| 603 | version. |
| 604 | """ |
| 605 | self._apply_upgrades({'board': _OLD_VERSION}, |
| 606 | {'board': _NEW_DEFAULT}, |
| 607 | True) |
| 608 | |
| 609 | def test_board_becomes_default(self): |
| 610 | """ |
| 611 | Test a board that becomes default after a default upgrade. |
| 612 | |
| 613 | Test the case of upgrading the default to a version already |
| 614 | mapped for an existing board. |
| 615 | """ |
| 616 | self._apply_upgrades({'board': _NEW_DEFAULT}, |
| 617 | {'board': _NEW_DEFAULT}, |
| 618 | True) |
| 619 | |
| 620 | |
Richard Barnette | 728e36f | 2016-11-03 16:04:29 -0700 | [diff] [blame] | 621 | class ApplyFirmwareUpgradesTests(unittest.TestCase): |
| 622 | """Tests for the `_apply_firmware_upgrades()` function.""" |
| 623 | |
| 624 | def _apply_upgrades(self, old_versions, new_versions): |
| 625 | """ |
| 626 | Test a single call to `_apply_firmware_upgrades()`. |
| 627 | |
| 628 | All assertions are handled by an instance of `_TestUpdater`. |
| 629 | |
| 630 | @param old_versions Parameter to be passed to |
| 631 | `_apply_firmware_upgrades()`. |
| 632 | @param new_versions Parameter to be passed to |
| 633 | `_apply_firmware_upgrades()`. |
| 634 | """ |
| 635 | updater = _TestUpdater(self) |
| 636 | updater.pretest_init(old_versions, new_versions) |
| 637 | assign_stable_images._apply_firmware_upgrades( |
| 638 | updater, old_versions, new_versions) |
| 639 | updater.check_results(False) |
| 640 | |
| 641 | def test_no_changes(self): |
| 642 | """ |
| 643 | Test an empty upgrade that does nothing. |
| 644 | |
| 645 | Test the boundary case of an upgrade where there are no boards. |
| 646 | """ |
| 647 | self._apply_upgrades({}, {}) |
| 648 | |
| 649 | def test_board_added(self): |
| 650 | """ |
| 651 | Test an upgrade that adds a new board. |
| 652 | |
| 653 | Test the case of an upgrade where a board that was previously |
| 654 | unmapped is added. |
| 655 | """ |
| 656 | self._apply_upgrades({}, {'board': _NEW_VERSION}) |
| 657 | |
| 658 | def test_board_unchanged(self): |
| 659 | """ |
| 660 | Test an upgrade with no changes to a board. |
| 661 | |
| 662 | Test the case of an upgrade with a board that stays the same. |
| 663 | """ |
| 664 | self._apply_upgrades({'board': _NEW_VERSION}, |
| 665 | {'board': _NEW_VERSION}) |
| 666 | |
| 667 | def test_board_upgrade_and_change_default(self): |
| 668 | """ |
| 669 | Test upgrading a board. |
| 670 | |
| 671 | Test the case of upgrading a board to a new version. |
| 672 | """ |
| 673 | self._apply_upgrades({'board': _OLD_VERSION}, |
| 674 | {'board': _NEW_VERSION}) |
| 675 | |
| 676 | |
Richard Barnette | 56844c0 | 2016-10-04 14:24:05 -0700 | [diff] [blame] | 677 | if __name__ == '__main__': |
| 678 | unittest.main() |