Import rasta tests.

pkg/fasta/test/rasta/switch_fall_through.dart

Index: pkg/fasta/test/rasta/switch_fall_through.dart
diff --git a/pkg/fasta/test/rasta/switch_fall_through.dart b/pkg/fasta/test/rasta/switch_fall_through.dart
new file mode 100644
index 0000000000000000000000000000000000000000..ebc0239f18de4b6e00beac2952539d8c5010f9fb
--- /dev/null
+++ b/pkg/fasta/test/rasta/switch_fall_through.dart
@@ -0,0 +1,40 @@
+// 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.
+
+main() {
+  switch (1) {
+    case 1:
+    {
+      "No fall-through error needed.";
+      break;
+      ; // Empty statement.
+    }
+    case 2:
+    {
+      "Fall-through error needed.";
+      if (true) {
+        break;
+      }
+    }
+    case 3:
+      try {
+        "No fall-through error needed.";
+      } finally {
+        break;
+      }
+    case 4:
+      try {
+        "No fall-through error needed.";
+        break;
+      } finally {
+      }
+    case 5:
+      try {
+        "Fall-through error needed.";
+      } finally {
+      }
+    case 10000:
+      "Should be last. No fall-through error, falling through allowed here.";
+  }
+}