Import rasta tests.

pkg/fasta/test/rasta/issue_000006.dart

Index: pkg/fasta/test/rasta/issue_000006.dart
diff --git a/pkg/fasta/test/rasta/issue_000006.dart b/pkg/fasta/test/rasta/issue_000006.dart
new file mode 100644
index 0000000000000000000000000000000000000000..8883ac2982d71a0669d138ff126388bad6332563
--- /dev/null
+++ b/pkg/fasta/test/rasta/issue_000006.dart
@@ -0,0 +1,9 @@
+// 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.md file.
+
+var list = [1, 2, 3];
+
+main() {
+  list.add(1);
+}