1 files changed, 42 insertions, 0 deletions
diff --git a/tensorflow/core/grappler/optimizers/data/function_rename_test.cc b/tensorflow/core/grappler/optimizers/data/function_rename_test.cc
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index 0000000000..56b8a960a7
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+++ b/tensorflow/core/grappler/optimizers/data/function_rename_test.cc
@@ -0,0 +1,42 @@
+/* Copyright 2018 The TensorFlow Authors. All Rights Reserved.
+
+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.
+==============================================================================*/
+
+#include "tensorflow/core/grappler/optimizers/data/function_rename.h"
+
+#include "tensorflow/core/framework/function.pb.h"
+#include "tensorflow/core/framework/op_def.pb.h"
+#include "tensorflow/core/grappler/grappler_item.h"
+#include "tensorflow/core/lib/core/status_test_util.h"
+#include "tensorflow/core/platform/test.h"
+
+namespace tensorflow {
+namespace grappler {
+namespace {
+
+TEST(FunctionRenameTest, RenameFunction) {
+  GrapplerItem item;
+  GraphDef *graph = &item.graph;
+  FunctionDef *fn = graph->mutable_library()->add_function();
+  fn->mutable_signature()->set_name("hello");
+
+  FunctionRename optimizer;
+  GraphDef output;
+  TF_ASSERT_OK(optimizer.Optimize(nullptr, item, &output));
+  EXPECT_EQ(output.library().function(0).signature().name(), "helloworld");
+}
+
+}  // namespace
+}  // namespace grappler
+}  // namespace tensorflow