Remove barback from the repo.

pkg/barback/test/package_graph/get_all_assets_test.dart

-// 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.barback_test;
-
-import 'dart:async';
-
-import 'package:barback/barback.dart';
-import 'package:scheduled_test/scheduled_test.dart';
-
-import '../utils.dart';
-
-main() {
-  initConfig();
-
-  test("gets all source assets", () {
-    initGraph(["app|a.txt", "app|b.txt", "app|c.txt"]);
-    updateSources(["app|a.txt", "app|b.txt", "app|c.txt"]);
-    expectAllAssets(["app|a.txt", "app|b.txt", "app|c.txt"]);
-    buildShouldSucceed();
-  });
-
-  test("includes transformed outputs", () {
-    initGraph(["app|a.txt", "app|foo.blub"], {"app": [
-      [new RewriteTransformer("blub", "blab")]
-    ]});
-    updateSources(["app|a.txt", "app|foo.blub"]);
-    expectAllAssets(["app|a.txt", "app|foo.blub", "app|foo.blab"]);
-    buildShouldSucceed();
-  });
-
-  test("includes overwritten outputs", () {
-    initGraph(["app|a.txt", "app|foo.blub"], {"app": [
-      [new RewriteTransformer("blub", "blub")]
-    ]});
-    updateSources(["app|a.txt", "app|foo.blub"]);
-    expectAllAssets({
-      "app|a.txt": "a",
-      "app|foo.blub": "foo.blub"
-    });
-    buildShouldSucceed();
-  });
-
-  test("completes to an error if two transformers output the same file", () {
-    initGraph(["app|foo.a"], {"app": [
-      [
-        new RewriteTransformer("a", "b"),
-        new RewriteTransformer("a", "b")
-      ]
-    ]});
-    updateSources(["app|foo.a"]);
-    expectAllAssetsShouldFail(isAssetCollisionException("app|foo.b"));
-  });
-
-  test("completes to an error if a transformer fails", () {
-    initGraph(["app|foo.txt"], {"app": [
-      [new BadTransformer(["app|foo.out"])]
-    ]});
-
-    updateSources(["app|foo.txt"]);
-    expectAllAssetsShouldFail(isTransformerException(
-        equals(BadTransformer.ERROR)));
-  });
-
-  test("completes to an aggregate error if there are multiple errors", () {
-    initGraph(["app|foo.txt"], {"app": [
-      [
-        new BadTransformer(["app|foo.out"]),
-        new BadTransformer(["app|foo.out2"])
-      ]
-    ]});
-
-    updateSources(["app|foo.txt"]);
-    expectAllAssetsShouldFail(isAggregateException([
-      isTransformerException(equals(BadTransformer.ERROR)),
-      isTransformerException(equals(BadTransformer.ERROR))
-    ]));
-  });
-
-  // Regression test.
-  test("getAllAssets() is called synchronously after after initializing "
-      "barback", () {
-    var provider = new MockProvider({
-      "app|a.txt": "a",
-      "app|b.txt": "b",
-      "app|c.txt": "c"
-    });
-    var barback = new Barback(provider);
-    barback.updateSources([
-      new AssetId.parse("app|a.txt"),
-      new AssetId.parse("app|b.txt"),
-      new AssetId.parse("app|c.txt")
-    ]);
-
-    expect(barback.getAllAssets().then((assets) {
-      return Future.wait(assets.map((asset) => asset.readAsString()));
-    }), completion(unorderedEquals(["a", "b", "c"])));
-  });
-}