Split apart several asynchronous tests to reduce timeouts.

pkg/scheduled_test/test/descriptor/async_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.
+
+import 'dart:async';
+import 'dart:io';
+
+import 'package:pathos/path.dart' as path;
+import 'package:scheduled_test/descriptor.dart' as d;
+import 'package:scheduled_test/scheduled_test.dart';
+
+import '../metatest.dart';
+import 'utils.dart';
+
+void main() {
+  metaSetUp(() {
+    // TODO(nweiz): We used to only increase the timeout to 10s for the Windows
+    // bots, but the Linux and Mac bots have started taking upwards of 5s when
+    // running pumpEventQueue, so we're increasing the timeout across the board
+    // (see issue 9248).
+    currentSchedule.timeout = new Duration(seconds: 10);
+  });

[Bob Nystrom, 2013/04/02 22:03:17]

How about moving this into a separate function in utils instead of copy/pasting
it in each test?

[nweiz, 2013/04/02 22:38:44]

Done.

+
+  expectTestsPass("async().create() forwards to file().create", () {
+    test('test', () {
+      scheduleSandbox();
+
+      d.async(pumpEventQueue().then((_) {
+        return d.file('name.txt', 'contents');
+      })).create();
+
+      d.file('name.txt', 'contents').validate();
+    });
+  });
+
+  expectTestsPass("async().create() forwards to directory().create", () {
+    test('test', () {
+      scheduleSandbox();
+
+      d.async(pumpEventQueue().then((_) {
+        return d.dir('dir', [
+          d.file('file1.txt', 'contents1'),
+          d.file('file2.txt', 'contents2')
+        ]);
+      })).create();
+
+      d.dir('dir', [
+        d.file('file1.txt', 'contents1'),
+        d.file('file2.txt', 'contents2')
+      ]).validate();
+    });
+  });
+
+  expectTestsPass("async().validate() forwards to file().validate", () {
+    test('test', () {
+      scheduleSandbox();
+
+      d.file('name.txt', 'contents').create();
+
+      d.async(pumpEventQueue().then((_) {
+        return d.file('name.txt', 'contents');
+      })).validate();
+    });
+  });
+
+  expectTestsPass("async().validate() fails if file().validate fails", () {
+    var errors;
+    test('test 1', () {
+      scheduleSandbox();
+
+      currentSchedule.onException.schedule(() {
+        errors = currentSchedule.errors;
+      });
+
+      d.async(pumpEventQueue().then((_) {
+        return d.file('name.txt', 'contents');
+      })).validate();
+    });
+
+    test('test 2', () {
+      expect(errors, everyElement(new isInstanceOf<ScheduleError>()));
+      expect(errors.length, equals(1));
+      expect(errors.first.error,
+          matches(r"^File not found: '[^']+[\\/]name\.txt'\.$"));
+    });
+  }, passing: ['test 2']);
+
+  expectTestsPass("async().validate() forwards to directory().validate", () {
+    test('test', () {
+      scheduleSandbox();
+
+      d.dir('dir', [
+        d.file('file1.txt', 'contents1'),
+        d.file('file2.txt', 'contents2')
+      ]).create();
+
+      d.async(pumpEventQueue().then((_) {
+        return d.dir('dir', [
+          d.file('file1.txt', 'contents1'),
+          d.file('file2.txt', 'contents2')
+        ]);
+      })).validate();
+    });
+  });
+
+  expectTestsPass("async().create() fails if directory().create fails", () {
+    var errors;
+    test('test 1', () {
+      scheduleSandbox();
+
+      currentSchedule.onException.schedule(() {
+        errors = currentSchedule.errors;
+      });
+
+      d.async(pumpEventQueue().then((_) {
+        return d.dir('dir', [
+          d.file('file1.txt', 'contents1'),
+          d.file('file2.txt', 'contents2')
+        ]);
+      })).validate();
+    });
+
+    test('test 2', () {
+      expect(errors, everyElement(new isInstanceOf<ScheduleError>()));
+      expect(errors.length, equals(1));
+      expect(errors.first.error,
+          matches(r"^Directory not found: '[^']+[\\/]dir'\.$"));
+    });
+  }, passing: ['test 2']);
+
+  expectTestsPass("async().load() fails", () {
+    test('test', () {
+      scheduleSandbox();
+
+      expect(d.async(new Future.immediate(d.file('name.txt')))
+              .load('path').toList(),
+          throwsA(equals("AsyncDescriptors don't support load().")));
+    });
+  });
+
+  expectTestsPass("async().read() fails", () {
+    test('test', () {
+      scheduleSandbox();
+
+      expect(d.async(new Future.immediate(d.file('name.txt'))).read().toList(),
+          throwsA(equals("AsyncDescriptors don't support read().")));
+    });
+  });
+}