Use native async/await support in pub.

sdk/lib/_internal/pub_generated/test/dependency_computer/no_dependencies_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.
-
-library pub_tests;
-
-import 'package:scheduled_test/scheduled_test.dart';
-
-import '../descriptor.dart' as d;
-import '../test_pub.dart';
-import 'utils.dart';
-
-void main() {
-  initConfig();
-
-  integration("reports no dependencies if no transformers are used", () {
-    d.dir(appPath, [d.pubspec({
-        "name": "myapp",
-        "dependencies": {
-          "foo": {
-            "path": "../foo"
-          }
-        }
-      })]).create();
-
-    d.dir("foo", [d.libPubspec("foo", "1.0.0")]).create();
-
-    expectDependencies({});
-  });
-
-  integration(
-      "reports no dependencies if a transformer is used in a "
-          "package that doesn't expose a transformer",
-      () {
-    d.dir(appPath, [d.pubspec({
-        "name": "myapp",
-        "dependencies": {
-          "foo": {
-            "path": "../foo"
-          }
-        },
-        "transformers": ["foo"]
-      })]).create();
-
-    d.dir(
-        "foo",
-        [
-            d.libPubspec("foo", "1.0.0"),
-            d.dir("lib", [d.file("foo.dart", transformer())])]).create();
-
-    expectDependencies({
-      "foo": []
-    });
-  });
-
-  integration("reports no dependencies for non-file/package imports", () {
-    d.dir(appPath, [d.pubspec({
-        "name": "myapp",
-        "dependencies": {
-          "foo": {
-            "path": "../foo"
-          }
-        },
-        "transformers": ["myapp"]
-      }),
-          d.dir(
-              "lib",
-              [
-                  d.file(
-                      "myapp.dart",
-                      transformer(
-                          ["dart:async", "http://dartlang.org/nonexistent.dart"]))])]).create();
-
-    d.dir(
-        "foo",
-        [
-            d.libPubspec("foo", "1.0.0"),
-            d.dir("lib", [d.file("foo.dart", transformer())])]).create();
-
-    expectDependencies({
-      "myapp": []
-    });
-  });
-
-  integration("reports no dependencies for a single self transformer", () {
-    d.dir(appPath, [d.pubspec({
-        "name": "myapp",
-        "transformers": ["myapp"]
-      }), d.dir("lib", [d.file("myapp.dart", transformer())])]).create();
-
-    expectDependencies({
-      "myapp": []
-    });
-  });
-
-  integration(
-      "reports no dependencies if a transformer applies to files that "
-          "aren't used by the exposed transformer",
-      () {
-    d.dir(appPath, [d.pubspec({
-        "name": "myapp",
-        "dependencies": {
-          "foo": {
-            "path": "../foo"
-          }
-        },
-        "transformers": [{
-            "foo": {
-              "\$include": "lib/myapp.dart"
-            }
-          }, {
-            "foo": {
-              "\$exclude": "lib/transformer.dart"
-            }
-          }, "myapp"]
-      }),
-          d.dir(
-              "lib",
-              [
-                  d.file("myapp.dart", ""),
-                  d.file("transformer.dart", transformer())])]).create();
-
-    d.dir(
-        "foo",
-        [
-            d.libPubspec("foo", "1.0.0"),
-            d.dir("lib", [d.file("foo.dart", transformer())])]).create();
-
-    expectDependencies({
-      "myapp": [],
-      "foo": []
-    });
-  });
-
-  integration(
-      "reports no dependencies if a transformer applies to a "
-          "dependency's files that aren't used by the exposed transformer",
-      () {
-    d.dir(appPath, [d.pubspec({
-        "name": "myapp",
-        "dependencies": {
-          "foo": {
-            "path": "../foo"
-          }
-        },
-        "transformers": ["myapp"]
-      }),
-          d.dir(
-              "lib",
-              [
-                  d.file("myapp.dart", ""),
-                  d.file("transformer.dart", transformer(["package:foo/foo.dart"]))])]).create();
-
-    d.dir("foo", [d.pubspec({
-        "name": "foo",
-        "version": "1.0.0",
-        "transformers": [{
-            "foo": {
-              "\$exclude": "lib/foo.dart"
-            }
-          }]
-      }),
-          d.dir(
-              "lib",
-              [d.file("foo.dart", ""), d.file("transformer.dart", transformer())])]).create();
-
-    expectDependencies({
-      'myapp': [],
-      'foo': []
-    });
-  });
-
-  test("reports no dependencies on transformers in future phases", () {
-    d.dir(appPath, [d.pubspec({
-        "name": "myapp",
-        "transformers": [{
-            "myapp/first": {
-              "\$include": "lib/myapp.dart"
-            }
-          }, {
-            "myapp/second": {
-              "\$include": "lib/first.dart"
-            }
-          }, {
-            "myapp/third": {
-              "\$include": "lib/second.dart"
-            }
-          }]
-      }),
-          d.dir(
-              "lib",
-              [
-                  d.file("myapp.dart", ""),
-                  d.file("first.dart", transformer()),
-                  d.file("second.dart", transformer()),
-                  d.file("third.dart", transformer())])]).create();
-
-    expectDependencies({
-      'myapp/first': [],
-      'myapp/second': [],
-      'myapp/third': []
-    });
-  });
-}