Add Fasta tests.

pkg/fasta/test/hello.dart

Index: pkg/fasta/test/hello.dart
diff --git a/pkg/fasta/test/hello.dart b/pkg/fasta/test/hello.dart
new file mode 100644
index 0000000000000000000000000000000000000000..bcb7f2e7c1de1c122d610ee34d624b3b9021c71e
--- /dev/null
+++ b/pkg/fasta/test/hello.dart
@@ -0,0 +1,7 @@
+// Copyright (c) 2016, 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.
+
+main() {
+  print("Hello, World!");
+}