| // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| library barback.test.package_graph.source_test; |
| |
| import 'package:barback/src/utils.dart'; |
| import 'package:scheduled_test/scheduled_test.dart'; |
| |
| import '../utils.dart'; |
| |
| main() { |
| initConfig(); |
| |
| test("errors if two transformers output the same file", () { |
| initGraph(["app|foo.a"], {"app": [ |
| [ |
| new RewriteTransformer("a", "b"), |
| new RewriteTransformer("a", "b") |
| ] |
| ]}); |
| updateSources(["app|foo.a"]); |
| |
| buildShouldFail([isAssetCollisionException("app|foo.b")]); |
| }); |
| |
| test("errors if a new transformer outputs the same file as an old " |
| "transformer", () { |
| initGraph(["app|foo.a", "app|foo.b"], {"app": [ |
| [ |
| new RewriteTransformer("a", "c"), |
| new RewriteTransformer("b", "c") |
| ] |
| ]}); |
| updateSources(["app|foo.a"]); |
| expectAsset("app|foo.c", "foo.c"); |
| buildShouldSucceed(); |
| |
| updateSources(["app|foo.b"]); |
| buildShouldFail([isAssetCollisionException("app|foo.c")]); |
| }); |
| |
| test("a collision returns the first-produced output", () { |
| var rewrite1 = new RewriteTransformer("one", "out"); |
| var rewrite2 = new RewriteTransformer("two", "out"); |
| initGraph({ |
| "app|foo.one": "one", |
| "app|foo.two": "two" |
| }, {"app": [[rewrite1, rewrite2]]}); |
| |
| rewrite1.pauseApply(); |
| updateSources(["app|foo.one", "app|foo.two"]); |
| // Wait long enough to ensure that rewrite2 has completed. |
| schedule(pumpEventQueue); |
| |
| rewrite1.resumeApply(); |
| expectAsset("app|foo.out", "two.out"); |
| buildShouldFail([isAssetCollisionException("app|foo.out")]); |
| |
| // Even after the collision is discovered, the first-produced output should |
| // be returned. |
| expectAsset("app|foo.out", "two.out"); |
| |
| // Even if the other output is updated more recently, the first output |
| // should continue to take precedence. |
| updateSources(["app|foo.one"]); |
| expectAsset("app|foo.out", "two.out"); |
| }); |
| |
| test("a collision that is later resolved produces an output", () { |
| initGraph({ |
| "app|foo.one": "one", |
| "app|foo.two": "two" |
| }, {"app": [ |
| [ |
| new RewriteTransformer("one", "out"), |
| new RewriteTransformer("two", "out") |
| ] |
| ]}); |
| |
| updateSources(["app|foo.one"]); |
| expectAsset("app|foo.out", "one.out"); |
| buildShouldSucceed(); |
| |
| updateSources(["app|foo.two"]); |
| expectAsset("app|foo.out", "one.out"); |
| buildShouldFail([isAssetCollisionException("app|foo.out")]); |
| |
| removeSources(["app|foo.one"]); |
| expectAsset("app|foo.out", "two.out"); |
| buildShouldSucceed(); |
| }); |
| |
| test("a collision that is later resolved runs transforms", () { |
| initGraph({ |
| "app|foo.one": "one", |
| "app|foo.two": "two" |
| }, {"app": [ |
| [ |
| new RewriteTransformer("one", "mid"), |
| new RewriteTransformer("two", "mid") |
| ], |
| [new RewriteTransformer("mid", "out")] |
| ]}); |
| |
| updateSources(["app|foo.one"]); |
| expectAsset("app|foo.out", "one.mid.out"); |
| buildShouldSucceed(); |
| |
| updateSources(["app|foo.two"]); |
| expectAsset("app|foo.out", "one.mid.out"); |
| buildShouldFail([isAssetCollisionException("app|foo.mid")]); |
| |
| removeSources(["app|foo.one"]); |
| expectAsset("app|foo.out", "two.mid.out"); |
| buildShouldSucceed(); |
| }); |
| |
| test("a collision that is partially resolved returns the second completed " |
| "output", () { |
| var rewrite1 = new RewriteTransformer("one", "out"); |
| var rewrite2 = new RewriteTransformer("two", "out"); |
| var rewrite3 = new RewriteTransformer("three", "out"); |
| initGraph({ |
| "app|foo.one": "one", |
| "app|foo.two": "two", |
| "app|foo.three": "three" |
| }, {"app": [[rewrite1, rewrite2, rewrite3]]}); |
| |
| // Make rewrite3 the most-recently-completed transformer from the first run. |
| rewrite2.pauseApply(); |
| rewrite3.pauseApply(); |
| updateSources(["app|foo.one", "app|foo.two", "app|foo.three"]); |
| schedule(pumpEventQueue); |
| rewrite2.resumeApply(); |
| schedule(pumpEventQueue); |
| rewrite3.resumeApply(); |
| buildShouldFail([ |
| isAssetCollisionException("app|foo.out"), |
| isAssetCollisionException("app|foo.out") |
| ]); |
| |
| // Then update rewrite3 in a separate build. rewrite2 should still be the |
| // next version of foo.out in line. |
| // TODO(nweiz): Should this emit a collision error as well? Or should they |
| // only be emitted when a file is added or removed? |
| updateSources(["app|foo.three"]); |
| buildShouldSucceed(); |
| |
| removeSources(["app|foo.one"]); |
| expectAsset("app|foo.out", "two.out"); |
| buildShouldFail([isAssetCollisionException("app|foo.out")]); |
| }); |
| |
| test("a collision with a pass-through asset returns the pass-through asset", |
| () { |
| initGraph([ |
| "app|foo.txt", |
| "app|foo.in" |
| ], {"app": [ |
| [new RewriteTransformer("in", "txt")] |
| ]}); |
| |
| updateSources(["app|foo.txt", "app|foo.in"]); |
| expectAsset("app|foo.txt", "foo"); |
| buildShouldFail([isAssetCollisionException("app|foo.txt")]); |
| }); |
| |
| test("a new pass-through asset that collides returns the previous asset", () { |
| initGraph([ |
| "app|foo.txt", |
| "app|foo.in" |
| ], {"app": [ |
| [new RewriteTransformer("in", "txt")] |
| ]}); |
| |
| updateSources(["app|foo.in"]); |
| expectAsset("app|foo.txt", "foo.txt"); |
| buildShouldSucceed(); |
| |
| updateSources(["app|foo.txt"]); |
| expectAsset("app|foo.txt", "foo.txt"); |
| buildShouldFail([isAssetCollisionException("app|foo.txt")]); |
| }); |
| |
| test("a new transform output that collides with a pass-through asset returns " |
| "the pass-through asset", () { |
| initGraph([ |
| "app|foo.txt", |
| "app|foo.in" |
| ], {"app": [ |
| [new RewriteTransformer("in", "txt")] |
| ]}); |
| |
| updateSources(["app|foo.txt"]); |
| expectAsset("app|foo.txt", "foo"); |
| buildShouldSucceed(); |
| |
| updateSources(["app|foo.in"]); |
| expectAsset("app|foo.txt", "foo"); |
| buildShouldFail([isAssetCollisionException("app|foo.txt")]); |
| }); |
| } |