pkg/watcher: prepare for 0.9.3

pkg/watcher/test/utils.dart

 // Copyright (c) 2012, 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 watcher.test.utils;
 
-import 'dart:async';
 import 'dart:io';
 
 import 'package:path/path.dart' as p;
 import 'package:scheduled_test/scheduled_stream.dart';
 import 'package:scheduled_test/scheduled_test.dart';
 import 'package:unittest/compact_vm_config.dart';
 import 'package:watcher/watcher.dart';
 import 'package:watcher/src/stat.dart';
 import 'package:watcher/src/utils.dart';
 
@@ skipping 225 matching lines @@
 /// Returns a [Matcher] that matches a [WatchEvent] for a modification event for
 /// [path].
 Matcher isModifyEvent(String path) => isWatchEvent(ChangeType.MODIFY, path);
 
 /// Returns a [Matcher] that matches a [WatchEvent] for a removal event for
 /// [path].
 Matcher isRemoveEvent(String path) => isWatchEvent(ChangeType.REMOVE, path);
 
 /// Expects that the next event emitted will be for an add event for [path].
 void expectAddEvent(String path) =>
-  _expectOrCollect(isWatchEvent(ChangeType.ADD, path));
+    _expectOrCollect(isWatchEvent(ChangeType.ADD, path));
 
 /// Expects that the next event emitted will be for a modification event for
 /// [path].
 void expectModifyEvent(String path) =>
-  _expectOrCollect(isWatchEvent(ChangeType.MODIFY, path));
+    _expectOrCollect(isWatchEvent(ChangeType.MODIFY, path));
 
 /// Expects that the next event emitted will be for a removal event for [path].
 void expectRemoveEvent(String path) =>
-  _expectOrCollect(isWatchEvent(ChangeType.REMOVE, path));
+    _expectOrCollect(isWatchEvent(ChangeType.REMOVE, path));
 
 /// Consumes an add event for [path] if one is emitted at this point in the
 /// schedule, but doesn't throw an error if it isn't.
 ///
 /// If this is used at the end of a test, [startClosingEventStream] should be
 /// called before it.
 void allowAddEvent(String path) =>
-  _expectOrCollect(allow(isWatchEvent(ChangeType.ADD, path)));
+    _expectOrCollect(allow(isWatchEvent(ChangeType.ADD, path)));
 
 /// Consumes a modification event for [path] if one is emitted at this point in
 /// the schedule, but doesn't throw an error if it isn't.
 ///
 /// If this is used at the end of a test, [startClosingEventStream] should be
 /// called before it.
 void allowModifyEvent(String path) =>
-  _expectOrCollect(allow(isWatchEvent(ChangeType.MODIFY, path)));
+    _expectOrCollect(allow(isWatchEvent(ChangeType.MODIFY, path)));
 
 /// Consumes a removal event for [path] if one is emitted at this point in the
 /// schedule, but doesn't throw an error if it isn't.
 ///
 /// If this is used at the end of a test, [startClosingEventStream] should be
 /// called before it.
 void allowRemoveEvent(String path) =>
-  _expectOrCollect(allow(isWatchEvent(ChangeType.REMOVE, path)));
+    _expectOrCollect(allow(isWatchEvent(ChangeType.REMOVE, path)));
 
 /// Schedules writing a file in the sandbox at [path] with [contents].
 ///
 /// If [contents] is omitted, creates an empty file. If [updatedModified] is
 /// `false`, the mock file modification time is not changed.
 void writeFile(String path, {String contents, bool updateModified}) {
   if (contents == null) contents = "";
   if (updateModified == null) updateModified = true;
 
   schedule(() {
@@ skipping 93 matching lines @@
   var results = new Set();
   for (var i = 0; i < limit; i++) {
     for (var j = 0; j < limit; j++) {
       for (var k = 0; k < limit; k++) {
         results.add(callback(i, j, k));
       }
     }
   }
   return results;
 }