1 files changed, 56 insertions, 0 deletions
diff --git a/tensorflow/core/kernels/identity_op_test.cc b/tensorflow/core/kernels/identity_op_test.cc
new file mode 100644
index 0000000000..6483367a79
--- /dev/null
+++ b/tensorflow/core/kernels/identity_op_test.cc
@@ -0,0 +1,56 @@
+#include "tensorflow/core/framework/fake_input.h"
+#include "tensorflow/core/framework/graph.pb.h"
+#include "tensorflow/core/framework/node_def_builder.h"
+#include "tensorflow/core/framework/types.h"
+#include "tensorflow/core/framework/tensor_testutil.h"
+#include "tensorflow/core/kernels/ops_util.h"
+#include "tensorflow/core/kernels/ops_testutil.h"
+#include "tensorflow/core/public/tensor.h"
+#include "tensorflow/core/lib/strings/strcat.h"
+#include <gtest/gtest.h>
+
+namespace tensorflow {
+namespace {
+
+class IdentityOpTest : public OpsTestBase {
+ protected:
+  Status Init(DataType input_type) {
+    RequireDefaultOps();
+    TF_CHECK_OK(NodeDefBuilder("op", "Identity")
+                    .Input(FakeInput(input_type))
+                    .Finalize(node_def()));
+    return InitOp();
+  }
+};
+
+TEST_F(IdentityOpTest, Int32Success_6) {
+  ASSERT_OK(Init(DT_INT32));
+  AddInputFromArray<int32>(TensorShape({6}), {1, 2, 3, 4, 5, 6});
+  ASSERT_OK(RunOpKernel());
+  Tensor expected(allocator(), DT_INT32, TensorShape({6}));
+  test::FillValues<int32>(&expected, {1, 2, 3, 4, 5, 6});
+  test::ExpectTensorEqual<int32>(expected, *GetOutput(0));
+}
+
+TEST_F(IdentityOpTest, Int32Success_2_3) {
+  ASSERT_OK(Init(DT_INT32));
+  AddInputFromArray<int32>(TensorShape({2, 3}), {1, 2, 3, 4, 5, 6});
+  ASSERT_OK(RunOpKernel());
+  Tensor expected(allocator(), DT_INT32, TensorShape({2, 3}));
+  test::FillValues<int32>(&expected, {1, 2, 3, 4, 5, 6});
+  test::ExpectTensorEqual<int32>(expected, *GetOutput(0));
+}
+
+TEST_F(IdentityOpTest, StringSuccess) {
+  ASSERT_OK(Init(DT_STRING));
+  AddInputFromArray<string>(TensorShape({6}), {"A", "b", "C", "d", "E", "f"});
+  ASSERT_OK(RunOpKernel());
+  Tensor expected(allocator(), DT_STRING, TensorShape({6}));
+  test::FillValues<string>(&expected, {"A", "b", "C", "d", "E", "f"});
+  test::ExpectTensorEqual<string>(expected, *GetOutput(0));
+}
+
+TEST_F(IdentityOpTest, RefInputError) { ASSERT_OK(Init(DT_INT32_REF)); }
+
+}  // namespace
+}  // namespace tensorflow