+# This file is part of NIT ( http://www.nitlanguage.org ).
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+
+var x = "string__NativeString__to_s_with_length"
+
+var y = "string" + "__" + "NativeString" + "__" + "to_s_with_length"
+
+var z = new FlatBuffer.from("string") + "__" + "NativeString" + "__" + "to_s_with_length"
+
+var a = ["string", "NativeString", "to_s_with_length"].join("__")
+
+print x.hash == y.hash
+print y.hash == z.hash
+print z.hash == a.hash
+print a.hash == x.hash
+
+print x.substring(8,12).hash == y.substring(8,12).hash
+print y.substring(8,12).hash == z.substring(8,12).hash
+print z.substring(8,12).hash == a.substring(8,12).hash
+print a.substring(8,12).hash == x.substring(8,12).hash
+