Upgrading tests with unittest deprecations

tests/lib/async/stream_iterator_test.dart

Index: tests/lib/async/stream_iterator_test.dart
diff --git a/tests/lib/async/stream_iterator_test.dart b/tests/lib/async/stream_iterator_test.dart
index 56240cc9fd6e6207f1231cf623f6a04687760737..57bd6cce150f40ceb51493525d55d1d524aab06c 100644
--- a/tests/lib/async/stream_iterator_test.dart
+++ b/tests/lib/async/stream_iterator_test.dart
@@ -10,15 +10,15 @@ main() {
     StreamController c = new StreamController();
     Stream s = c.stream;
     StreamIterator i = new StreamIterator(s);
-    i.moveNext().then(expectAsync1((bool b) {
+    i.moveNext().then(expectAsync((bool b) {
       expect(b, isTrue);
       expect(42, i.current);
       return i.moveNext();
-    })).then(expectAsync1((bool b) {
+    })).then(expectAsync((bool b) {
       expect(b, isTrue);
       expect(37, i.current);
       return i.moveNext();
-    })).then(expectAsync1((bool b) {
+    })).then(expectAsync((bool b) {
       expect(b, isFalse);
     }));
     c.add(42);
@@ -33,15 +33,15 @@ main() {
     c.close();
     Stream s = c.stream;
     StreamIterator i = new StreamIterator(s);
-    i.moveNext().then(expectAsync1((bool b) {
+    i.moveNext().then(expectAsync((bool b) {
       expect(b, isTrue);
       expect(42, i.current);
       return i.moveNext();
-    })).then(expectAsync1((bool b) {
+    })).then(expectAsync((bool b) {
       expect(b, isTrue);
       expect(37, i.current);
       return i.moveNext();
-    })).then(expectAsync1((bool b) {
+    })).then(expectAsync((bool b) {
       expect(b, isFalse);
     }));
   });
@@ -50,16 +50,16 @@ main() {
     StreamController c = new StreamController();
     Stream s = c.stream;
     StreamIterator i = new StreamIterator(s);
-    i.moveNext().then(expectAsync1((bool b) {
+    i.moveNext().then(expectAsync((bool b) {
       expect(b, isTrue);
       expect(42, i.current);
       return i.moveNext();
     })).then((bool b) {
       fail("Result not expected");
-    }, onError: expectAsync1((e) {
+    }, onError: expectAsync((e) {
       expect("BAD", e);
       return i.moveNext();
-    })).then(expectAsync1((bool b) {
+    })).then(expectAsync((bool b) {
       expect(b, isFalse);
     }));
     c.add(42);
@@ -72,21 +72,21 @@ main() {
     StreamController c = new StreamController();
     Stream s = c.stream;
     StreamIterator i = new StreamIterator(s);
-    i.moveNext().then(expectAsync1((bool b) {
+    i.moveNext().then(expectAsync((bool b) {
       expect(b, isTrue);
       expect(42, i.current);
-      new Timer(const Duration(milliseconds:100), expectAsync0(() {
+      new Timer(const Duration(milliseconds:100), expectAsync(() {
         expect(i.current, null);
         expect(() { i.moveNext(); }, throws);
         c.add(37);
         c.close();
       }));
       return i.moveNext();
-    })).then(expectAsync1((bool b) {
+    })).then(expectAsync((bool b) {
       expect(b, isTrue);
       expect(37, i.current);
       return i.moveNext();
-    })).then(expectAsync1((bool b) {
+    })).then(expectAsync((bool b) {
       expect(b, isFalse);
     }));
     c.add(42);