Roll to pickup pool changes

packages/barback/test/package_graph/transform/transform_test.dart

 // Copyright (c) 2014, 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.
 
 // This library contains tests for transformer behavior that relates to actions
 // happening concurrently or other complex asynchronous timing behavior.
 library barback.test.package_graph.transform.transform_test;
 
-import 'package:barback/src/utils.dart';
 import 'package:scheduled_test/scheduled_test.dart';
 
 import '../../utils.dart';
 
 main() {
   initConfig();
   test("gets a transformed asset with a different path", () {
-    initGraph(["app|foo.blub"], {"app": [
-      [new RewriteTransformer("blub", "blab")]
-    ]});
+    initGraph([
+      "app|foo.blub"
+    ], {
+      "app": [
+        [new RewriteTransformer("blub", "blab")]
+      ]
+    });
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.blab", "foo.blab");
     buildShouldSucceed();
   });
 
   test("gets a transformed asset with the same path", () {
-    initGraph(["app|foo.blub"], {"app": [
-      [new RewriteTransformer("blub", "blub")]
-    ]});
+    initGraph([
+      "app|foo.blub"
+    ], {
+      "app": [
+        [new RewriteTransformer("blub", "blub")]
+      ]
+    });
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.blub", "foo.blub");
     buildShouldSucceed();
   });
 
   test("doesn't find an output from a later phase", () {
-    initGraph(["app|foo.a"], {"app": [
-      [new RewriteTransformer("b", "c")],
-      [new RewriteTransformer("a", "b")]
-    ]});
+    initGraph([
+      "app|foo.a"
+    ], {
+      "app": [
+        [new RewriteTransformer("b", "c")],
+        [new RewriteTransformer("a", "b")]
+      ]
+    });
     updateSources(["app|foo.a"]);
     expectNoAsset("app|foo.c");
     buildShouldSucceed();
   });
 
   test("doesn't find an output from the same phase", () {
-    initGraph(["app|foo.a"], {"app": [
-      [
-        new RewriteTransformer("a", "b"),
-        new RewriteTransformer("b", "c")
+    initGraph([
+      "app|foo.a"
+    ], {
+      "app": [
+        [new RewriteTransformer("a", "b"), new RewriteTransformer("b", "c")]
       ]
-    ]});
+    });
     updateSources(["app|foo.a"]);
     expectAsset("app|foo.b", "foo.b");
     expectNoAsset("app|foo.c");
     buildShouldSucceed();
   });
 
   test("finds the latest output before the transformer's phase", () {
-    initGraph(["app|foo.blub"], {"app": [
-      [new RewriteTransformer("blub", "blub")],
-      [
-        new RewriteTransformer("blub", "blub"),
-        new RewriteTransformer("blub", "done")
-      ],
-      [new RewriteTransformer("blub", "blub")]
-    ]});
+    initGraph([
+      "app|foo.blub"
+    ], {
+      "app": [
+        [new RewriteTransformer("blub", "blub")],
+        [
+          new RewriteTransformer("blub", "blub"),
+          new RewriteTransformer("blub", "done")
+        ],
+        [new RewriteTransformer("blub", "blub")]
+      ]
+    });
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.done", "foo.blub.done");
     buildShouldSucceed();
   });
 
   test("applies multiple transformations to an asset", () {
-    initGraph(["app|foo.a"], {"app": [
-      [new RewriteTransformer("a", "b")],
-      [new RewriteTransformer("b", "c")],
-      [new RewriteTransformer("c", "d")],
-      [new RewriteTransformer("d", "e")],
-      [new RewriteTransformer("e", "f")],
-      [new RewriteTransformer("f", "g")],
-      [new RewriteTransformer("g", "h")],
-      [new RewriteTransformer("h", "i")],
-      [new RewriteTransformer("i", "j")],
-      [new RewriteTransformer("j", "k")],
-    ]});
+    initGraph([
+      "app|foo.a"
+    ], {
+      "app": [
+        [new RewriteTransformer("a", "b")],
+        [new RewriteTransformer("b", "c")],
+        [new RewriteTransformer("c", "d")],
+        [new RewriteTransformer("d", "e")],
+        [new RewriteTransformer("e", "f")],
+        [new RewriteTransformer("f", "g")],
+        [new RewriteTransformer("g", "h")],
+        [new RewriteTransformer("h", "i")],
+        [new RewriteTransformer("i", "j")],
+        [new RewriteTransformer("j", "k")],
+      ]
+    });
     updateSources(["app|foo.a"]);
     expectAsset("app|foo.k", "foo.b.c.d.e.f.g.h.i.j.k");
     buildShouldSucceed();
   });
 
   test("only runs a transform once for all of its outputs", () {
     var transformer = new RewriteTransformer("blub", "a b c");
-    initGraph(["app|foo.blub"], {"app": [[transformer]]});
+    initGraph([
+      "app|foo.blub"
+    ], {
+      "app": [
+        [transformer]
+      ]
+    });
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.a", "foo.a");
     expectAsset("app|foo.b", "foo.b");
     expectAsset("app|foo.c", "foo.c");
     buildShouldSucceed();
     expect(transformer.numRuns, completion(equals(1)));
   });
 
   test("outputs are passed through transformers by default", () {
-    initGraph(["app|foo.a"], {"app": [
-      [new RewriteTransformer("a", "b")],
-      [new RewriteTransformer("a", "c")]
-    ]});
+    initGraph([
+      "app|foo.a"
+    ], {
+      "app": [
+        [new RewriteTransformer("a", "b")],
+        [new RewriteTransformer("a", "c")]
+      ]
+    });
     updateSources(["app|foo.a"]);
     expectAsset("app|foo.a", "foo");
     expectAsset("app|foo.b", "foo.b");
     expectAsset("app|foo.c", "foo.c");
     buildShouldSucceed();
   });
 
   test("does not reapply transform when inputs are not modified", () {
     var transformer = new RewriteTransformer("blub", "blab");
-    initGraph(["app|foo.blub"], {"app": [[transformer]]});
+    initGraph([
+      "app|foo.blub"
+    ], {
+      "app": [
+        [transformer]
+      ]
+    });
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.blab", "foo.blab");
     expectAsset("app|foo.blab", "foo.blab");
     expectAsset("app|foo.blab", "foo.blab");
     buildShouldSucceed();
 
     expect(transformer.numRuns, completion(equals(1)));
   });
 
   test("reapplies a transform when its input is modified", () {
     var transformer = new RewriteTransformer("blub", "blab");
-    initGraph(["app|foo.blub"], {"app": [[transformer]]});
+    initGraph([
+      "app|foo.blub"
+    ], {
+      "app": [
+        [transformer]
+      ]
+    });
 
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.blab", "foo.blab");
     buildShouldSucceed();
 
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.blab", "foo.blab");
     buildShouldSucceed();
 
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.blab", "foo.blab");
     buildShouldSucceed();
 
     expect(transformer.numRuns, completion(equals(3)));
   });
 
   test("does not reapply transform when a removed input is modified", () {
     var transformer = new ManyToOneTransformer("txt");
     initGraph({
       "app|a.txt": "a.inc,b.inc",
       "app|a.inc": "a",
       "app|b.inc": "b"
-    }, {"app": [[transformer]]});
+    }, {
+      "app": [
+        [transformer]
+      ]
+    });
 
     updateSources(["app|a.txt", "app|a.inc", "app|b.inc"]);
 
     expectAsset("app|a.out", "ab");
     buildShouldSucceed();
 
     // Remove the dependency on the non-primary input.
     modifyAsset("app|a.txt", "a.inc");
     updateSources(["app|a.txt"]);
 
     // Process it again.
     expectAsset("app|a.out", "a");
     buildShouldSucceed();
 
     // Now touch the removed input. It should not trigger another build.
     updateSources(["app|b.inc"]);
     expectAsset("app|a.out", "a");
     buildShouldSucceed();
 
     expect(transformer.numRuns, completion(equals(2)));
   });
 
   test("allows a transform to generate multiple outputs", () {
-    initGraph({"app|foo.txt": "a.out,b.out"}, {"app": [
-      [new OneToManyTransformer("txt")]
-    ]});
+    initGraph({
+      "app|foo.txt": "a.out,b.out"
+    }, {
+      "app": [
+        [new OneToManyTransformer("txt")]
+      ]
+    });
 
     updateSources(["app|foo.txt"]);
 
     expectAsset("app|a.out", "spread txt");
     expectAsset("app|b.out", "spread txt");
     buildShouldSucceed();
   });
 
   test("does not rebuild transforms that don't use modified source", () {
     var a = new RewriteTransformer("a", "aa");
     var aa = new RewriteTransformer("aa", "aaa");
     var b = new RewriteTransformer("b", "bb");
     var bb = new RewriteTransformer("bb", "bbb");
-    initGraph(["app|foo.a", "app|foo.b"], {"app": [
-      [a, b],
-      [aa, bb],
-    ]});
+    initGraph([
+      "app|foo.a",
+      "app|foo.b"
+    ], {
+      "app": [
+        [a, b],
+        [aa, bb],
+      ]
+    });
 
     updateSources(["app|foo.a"]);
     updateSources(["app|foo.b"]);
 
     expectAsset("app|foo.aaa", "foo.aa.aaa");
     expectAsset("app|foo.bbb", "foo.bb.bbb");
     buildShouldSucceed();
 
     updateSources(["app|foo.a"]);
     expectAsset("app|foo.aaa", "foo.aa.aaa");
     expectAsset("app|foo.bbb", "foo.bb.bbb");
     buildShouldSucceed();
 
     expect(aa.numRuns, completion(equals(2)));
     expect(bb.numRuns, completion(equals(1)));
   });
 
   test("doesn't get an output from a transform whose primary input is removed",
       () {
-    initGraph(["app|foo.txt"], {"app": [
-      [new RewriteTransformer("txt", "out")]
-    ]});
+    initGraph([
+      "app|foo.txt"
+    ], {
+      "app": [
+        [new RewriteTransformer("txt", "out")]
+      ]
+    });
 
     updateSources(["app|foo.txt"]);
     expectAsset("app|foo.out", "foo.out");
     buildShouldSucceed();
 
     removeSources(["app|foo.txt"]);
     expectNoAsset("app|foo.out");
     buildShouldSucceed();
   });
 
   test("reapplies a transform when a non-primary input changes", () {
     initGraph({
       "app|a.txt": "a.inc",
       "app|a.inc": "a"
-    }, {"app": [[new ManyToOneTransformer("txt")]]});
+    }, {
+      "app": [
+        [new ManyToOneTransformer("txt")]
+      ]
+    });
 
     updateSources(["app|a.txt", "app|a.inc"]);
     expectAsset("app|a.out", "a");
     buildShouldSucceed();
 
     modifyAsset("app|a.inc", "after");
     updateSources(["app|a.inc"]);
 
     expectAsset("app|a.out", "after");
     buildShouldSucceed();
   });
 
   test("applies a transform when it becomes newly primary", () {
     initGraph({
       "app|foo.txt": "this",
-    }, {"app": [[new CheckContentTransformer("that", " and the other")]]});
+    }, {
+      "app": [
+        [new CheckContentTransformer("that", " and the other")]
+      ]
+    });
 
     updateSources(["app|foo.txt"]);
     expectAsset("app|foo.txt", "this");
     buildShouldSucceed();
 
     modifyAsset("app|foo.txt", "that");
     updateSources(["app|foo.txt"]);
 
     expectAsset("app|foo.txt", "that and the other");
     buildShouldSucceed();
   });
 
   test("handles an output moving from one transformer to another", () {
     // In the first run, "shared.out" is created by the "a.a" transformer.
     initGraph({
       "app|a.a": "a.out,shared.out",
       "app|b.b": "b.out"
-    }, {"app": [
-      [new OneToManyTransformer("a"), new OneToManyTransformer("b")]
-    ]});
+    }, {
+      "app": [
+        [new OneToManyTransformer("a"), new OneToManyTransformer("b")]
+      ]
+    });
 
     updateSources(["app|a.a", "app|b.b"]);
 
     expectAsset("app|a.out", "spread a");
     expectAsset("app|b.out", "spread b");
     expectAsset("app|shared.out", "spread a");
     buildShouldSucceed();
 
     // Now switch their contents so that "shared.out" will be output by "b.b"'s
     // transformer.
     modifyAsset("app|a.a", "a.out");
     modifyAsset("app|b.b", "b.out,shared.out");
     updateSources(["app|a.a", "app|b.b"]);
 
     expectAsset("app|a.out", "spread a");
     expectAsset("app|b.out", "spread b");
     expectAsset("app|shared.out", "spread b");
     buildShouldSucceed();
   });
 
   test("applies transforms to the correct packages", () {
     var rewrite1 = new RewriteTransformer("txt", "out1");
     var rewrite2 = new RewriteTransformer("txt", "out2");
     initGraph([
       "pkg1|foo.txt",
       "pkg2|foo.txt"
-    ], {"pkg1": [[rewrite1]], "pkg2": [[rewrite2]]});
+    ], {
+      "pkg1": [
+        [rewrite1]
+      ],
+      "pkg2": [
+        [rewrite2]
+      ]
+    });
 
     updateSources(["pkg1|foo.txt", "pkg2|foo.txt"]);
     expectAsset("pkg1|foo.out1", "foo.out1");
     expectAsset("pkg2|foo.out2", "foo.out2");
     buildShouldSucceed();
   });
 
   test("transforms don't see generated assets in other packages", () {
     var fooToBar = new RewriteTransformer("foo", "bar");
     var barToBaz = new RewriteTransformer("bar", "baz");
-    initGraph(["pkg1|file.foo"], {"pkg1": [[fooToBar]], "pkg2": [[barToBaz]]});
+    initGraph([
+      "pkg1|file.foo"
+    ], {
+      "pkg1": [
+        [fooToBar]
+      ],
+      "pkg2": [
+        [barToBaz]
+      ]
+    });
 
     updateSources(["pkg1|file.foo"]);
     expectAsset("pkg1|file.bar", "file.bar");
     expectNoAsset("pkg2|file.baz");
     buildShouldSucceed();
   });
 
   test("removes pipelined transforms when the root primary input is removed",
       () {
-    initGraph(["app|foo.txt"], {"app": [
-      [new RewriteTransformer("txt", "mid")],
-      [new RewriteTransformer("mid", "out")]
-    ]});
+    initGraph([
+      "app|foo.txt"
+    ], {
+      "app": [
+        [new RewriteTransformer("txt", "mid")],
+        [new RewriteTransformer("mid", "out")]
+      ]
+    });
 
     updateSources(["app|foo.txt"]);
     expectAsset("app|foo.out", "foo.mid.out");
     buildShouldSucceed();
 
     removeSources(["app|foo.txt"]);
     expectNoAsset("app|foo.out");
     buildShouldSucceed();
   });
 
-  test("removes pipelined transforms when the parent ceases to generate the "
+  test(
+      "removes pipelined transforms when the parent ceases to generate the "
       "primary input", () {
-    initGraph({"app|foo.txt": "foo.mid"}, {'app': [
-      [new OneToManyTransformer('txt')],
-      [new RewriteTransformer('mid', 'out')]
-    ]});
+    initGraph({
+      "app|foo.txt": "foo.mid"
+    }, {
+      'app': [
+        [new OneToManyTransformer('txt')],
+        [new RewriteTransformer('mid', 'out')]
+      ]
+    });
 
     updateSources(['app|foo.txt']);
     expectAsset('app|foo.out', 'spread txt.out');
     buildShouldSucceed();
 
     modifyAsset("app|foo.txt", "bar.mid");
     updateSources(["app|foo.txt"]);
     expectNoAsset('app|foo.out');
     expectAsset('app|bar.out', 'spread txt.out');
     buildShouldSucceed();
   });
 
   test("gets an asset transformed by a sync transformer", () {
-    initGraph(["app|foo.blub"], {"app": [
-      [new SyncRewriteTransformer("blub", "blab")]
-    ]});
+    initGraph([
+      "app|foo.blub"
+    ], {
+      "app": [
+        [new SyncRewriteTransformer("blub", "blab")]
+      ]
+    });
     updateSources(["app|foo.blub"]);
     expectAsset("app|foo.blab", "new.blab");
     buildShouldSucceed();
   });
 
   group("Transform.hasInput", () {
     test("returns whether an input exists", () {
-      initGraph(["app|foo.txt", "app|bar.txt"], {'app': [
-        [new HasInputTransformer(['app|foo.txt', 'app|bar.txt', 'app|baz.txt'])]
-      ]});
+      initGraph([
+        "app|foo.txt",
+        "app|bar.txt"
+      ], {
+        'app': [
+          [
+            new HasInputTransformer(
+                ['app|foo.txt', 'app|bar.txt', 'app|baz.txt'])
+          ]
+        ]
+      });
 
       updateSources(['app|foo.txt', 'app|bar.txt']);
       expectAsset('app|foo.txt',
           'app|foo.txt: true, app|bar.txt: true, app|baz.txt: false');
       buildShouldSucceed();
     });
 
     test("re-runs the transformer when an input stops existing", () {
-      initGraph(["app|foo.txt", "app|bar.txt"], {'app': [
-        [new HasInputTransformer(['app|bar.txt'])]
-      ]});
+      initGraph([
+        "app|foo.txt",
+        "app|bar.txt"
+      ], {
+        'app': [
+          [
+            new HasInputTransformer(['app|bar.txt'])
+          ]
+        ]
+      });
 
       updateSources(['app|foo.txt', 'app|bar.txt']);
       expectAsset('app|foo.txt', 'app|bar.txt: true');
       buildShouldSucceed();
 
       removeSources(['app|bar.txt']);
       expectAsset('app|foo.txt', 'app|bar.txt: false');
       buildShouldSucceed();
     });
 
     test("re-runs the transformer when an input starts existing", () {
-      initGraph(["app|foo.txt", "app|bar.txt"], {'app': [
-        [new HasInputTransformer(['app|bar.txt'])]
-      ]});
-    
+      initGraph([
+        "app|foo.txt",
+        "app|bar.txt"
+      ], {
+        'app': [
+          [
+            new HasInputTransformer(['app|bar.txt'])
+          ]
+        ]
+      });
+
       updateSources(['app|foo.txt']);
       expectAsset('app|foo.txt', 'app|bar.txt: false');
       buildShouldSucceed();
-    
+
       updateSources(['app|bar.txt']);
       expectAsset('app|foo.txt', 'app|bar.txt: true');
       buildShouldSucceed();
     });
 
     group("on an input in another package", () {
       test("returns whether it exists", () {
-        initGraph(["app|foo.txt", "other|bar.txt"], {'app': [
-          [new HasInputTransformer(['other|bar.txt', 'other|baz.txt'])]
-        ]});
+        initGraph([
+          "app|foo.txt",
+          "other|bar.txt"
+        ], {
+          'app': [
+            [
+              new HasInputTransformer(['other|bar.txt', 'other|baz.txt'])
+            ]
+          ]
+        });
 
         updateSources(['app|foo.txt', 'other|bar.txt']);
-        expectAsset('app|foo.txt',
-            'other|bar.txt: true, other|baz.txt: false');
+        expectAsset('app|foo.txt', 'other|bar.txt: true, other|baz.txt: false');
         buildShouldSucceed();
       });
 
       test("re-runs the transformer when it stops existing", () {
-        initGraph(["app|foo.txt", "other|bar.txt"], {'app': [
-          [new HasInputTransformer(['other|bar.txt'])]
-        ]});
+        initGraph([
+          "app|foo.txt",
+          "other|bar.txt"
+        ], {
+          'app': [
+            [
+              new HasInputTransformer(['other|bar.txt'])
+            ]
+          ]
+        });
 
         updateSources(['app|foo.txt', 'other|bar.txt']);
         expectAsset('app|foo.txt', 'other|bar.txt: true');
         buildShouldSucceed();
 
         removeSources(['other|bar.txt']);
         expectAsset('app|foo.txt', 'other|bar.txt: false');
         buildShouldSucceed();
       });
 
       test("re-runs the transformer when it starts existing", () {
-        initGraph(["app|foo.txt", "other|bar.txt"], {'app': [
-          [new HasInputTransformer(['other|bar.txt'])]
-        ]});
-      
+        initGraph([
+          "app|foo.txt",
+          "other|bar.txt"
+        ], {
+          'app': [
+            [
+              new HasInputTransformer(['other|bar.txt'])
+            ]
+          ]
+        });
+
         updateSources(['app|foo.txt']);
         expectAsset('app|foo.txt', 'other|bar.txt: false');
         buildShouldSucceed();
-      
+
         updateSources(['other|bar.txt']);
         expectAsset('app|foo.txt', 'other|bar.txt: true');
         buildShouldSucceed();
       });
     });
   });
 }