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1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 library pub_update_test; | 5 library pub_update_test; |
6 | 6 |
7 import 'dart:async'; | 7 import 'dart:async'; |
8 import 'dart:io'; | 8 import 'dart:io'; |
9 | 9 |
10 import 'package:unittest/unittest.dart'; | 10 import 'package:unittest/unittest.dart'; |
11 | 11 |
12 import '../lib/src/lock_file.dart'; | 12 import '../lib/src/lock_file.dart'; |
13 import '../lib/src/log.dart' as log; | |
13 import '../lib/src/package.dart'; | 14 import '../lib/src/package.dart'; |
14 import '../lib/src/pubspec.dart'; | 15 import '../lib/src/pubspec.dart'; |
15 import '../lib/src/sdk.dart' as sdk; | 16 import '../lib/src/sdk.dart' as sdk; |
16 import '../lib/src/source.dart'; | 17 import '../lib/src/source.dart'; |
17 import '../lib/src/source_registry.dart'; | 18 import '../lib/src/source_registry.dart'; |
18 import '../lib/src/system_cache.dart'; | 19 import '../lib/src/system_cache.dart'; |
19 import '../lib/src/utils.dart'; | 20 import '../lib/src/utils.dart'; |
20 import '../lib/src/version.dart'; | 21 import '../lib/src/version.dart'; |
21 import '../lib/src/solver/version_solver.dart'; | 22 import '../lib/src/solver/version_solver.dart'; |
22 import 'test_pub.dart'; | 23 import 'test_pub.dart'; |
23 | 24 |
24 MockSource source1; | 25 MockSource source1; |
25 MockSource source2; | 26 MockSource source2; |
26 | 27 |
27 main() { | 28 main() { |
28 initConfig(); | 29 initConfig(); |
29 | 30 |
31 // Uncomment this to debug failing tests. | |
32 // log.showSolver(); | |
33 | |
30 // Since this test isn't run from the SDK, it can't find the "version" file | 34 // Since this test isn't run from the SDK, it can't find the "version" file |
31 // to load. Instead, just manually inject a version. | 35 // to load. Instead, just manually inject a version. |
32 sdk.version = new Version(1, 2, 3); | 36 sdk.version = new Version(1, 2, 3); |
33 | 37 |
34 group('basic graph', basicGraph); | 38 group('basic graph', basicGraph); |
35 group('with lockfile', withLockFile); | 39 group('with lockfile', withLockFile); |
36 group('root dependency', rootDependency); | 40 group('root dependency', rootDependency); |
37 group('dev dependency', devDependency); | 41 group('dev dependency', devDependency); |
38 group('unsolvable', unsolvable); | 42 group('unsolvable', unsolvable); |
39 group('backtracking', backtracking); | 43 group('backtracking', backtracking); |
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477 'b 2.0.0': {}, | 481 'b 2.0.0': {}, |
478 'b 3.0.0': {}, | 482 'b 3.0.0': {}, |
479 'c 1.0.0': {}, | 483 'c 1.0.0': {}, |
480 }, result: { | 484 }, result: { |
481 'myapp from root': '0.0.0', | 485 'myapp from root': '0.0.0', |
482 'a': '1.0.0', | 486 'a': '1.0.0', |
483 'b': '3.0.0', | 487 'b': '3.0.0', |
484 'c': '1.0.0' | 488 'c': '1.0.0' |
485 }, maxTries: 2); | 489 }, maxTries: 2); |
486 | 490 |
491 // Tests that the backjumper will jump past unrelated selections when a | |
492 // source conflict occurs. This test selects, in order: | |
493 // - myapp -> a | |
494 // - myapp -> b | |
495 // - myapp -> c (1 of 5) | |
496 // - b -> a | |
497 // It selects a and b first because they have fewer versions then c. It | |
nweiz
2013/04/30 22:00:29
"then" -> "than"
Bob Nystrom
2013/05/01 01:06:15
Done.
| |
498 // traverses b's dependency on a after selecting a version of c because | |
499 // dependencies are traversed breadth-first (all of myapps's immediate deps | |
500 // before any other their deps). | |
501 // | |
502 // This means it doesn't discover the source conflict until after selecting | |
503 // c. When that happens, it should backjump past c instead of trying older | |
504 // versions of it since they aren't related to the conflict. | |
505 testResolve('backjump to conflicting source', { | |
506 'myapp 0.0.0': { | |
507 'a': 'any', | |
508 'b': 'any', | |
509 'c': 'any' | |
510 }, | |
511 'a 1.0.0': {}, | |
512 'a 1.0.0 from mock2': {}, | |
513 'b 1.0.0': { | |
514 'a from mock2': 'any' | |
515 }, | |
516 'c 1.0.0': {}, | |
517 'c 2.0.0': {}, | |
518 'c 3.0.0': {}, | |
519 'c 4.0.0': {}, | |
520 'c 5.0.0': {}, | |
521 }, error: sourceMismatch('myapp', 'b'), maxTries: 1); | |
522 | |
523 // Like the above test, but for a conflicting description. | |
524 testResolve('backjump to conflicting description', { | |
525 'myapp 0.0.0': { | |
526 'a-x': 'any', | |
527 'b': 'any', | |
528 'c': 'any' | |
529 }, | |
530 'a-x 1.0.0': {}, | |
531 'a-y 1.0.0': {}, | |
532 'b 1.0.0': { | |
533 'a-y': 'any' | |
534 }, | |
535 'c 1.0.0': {}, | |
536 'c 2.0.0': {}, | |
537 'c 3.0.0': {}, | |
538 'c 4.0.0': {}, | |
539 'c 5.0.0': {}, | |
540 }, error: descriptionMismatch('myapp', 'b'), maxTries: 1); | |
541 | |
487 // Dependencies are ordered so that packages with fewer versions are tried | 542 // Dependencies are ordered so that packages with fewer versions are tried |
488 // first. Here, there are two valid solutions (either a or b must be | 543 // first. Here, there are two valid solutions (either a or b must be |
489 // downgraded once). The chosen one depends on which dep is traversed first. | 544 // downgraded once). The chosen one depends on which dep is traversed first. |
490 // Since b has fewer versions, it will be traversed first, which means a will | 545 // Since b has fewer versions, it will be traversed first, which means a will |
491 // come later. Since later selections are revised first, a gets downgraded. | 546 // come later. Since later selections are revised first, a gets downgraded. |
492 testResolve('traverse into package with fewer versions first', { | 547 testResolve('traverse into package with fewer versions first', { |
493 'myapp 0.0.0': { | 548 'myapp 0.0.0': { |
494 'a': 'any', | 549 'a': 'any', |
495 'b': 'any' | 550 'b': 'any' |
496 }, | 551 }, |
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989 }; | 1044 }; |
990 | 1045 |
991 var match = new RegExp(r"(.*) from (.*)").firstMatch(description); | 1046 var match = new RegExp(r"(.*) from (.*)").firstMatch(description); |
992 if (match != null) { | 1047 if (match != null) { |
993 name = match[1]; | 1048 name = match[1]; |
994 source = sourceNames[match[2]]; | 1049 source = sourceNames[match[2]]; |
995 } | 1050 } |
996 | 1051 |
997 callback(isDev, name, source); | 1052 callback(isDev, name, source); |
998 } | 1053 } |
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