1 files changed, 87 insertions, 0 deletions
diff --git a/compiler/moco-tf/src/Optimizer.test.cpp b/compiler/moco-tf/src/Optimizer.test.cpp
new file mode 100644
index 000000000..5ffed58e3
--- /dev/null
+++ b/compiler/moco-tf/src/Optimizer.test.cpp
@@ -0,0 +1,87 @@
+/*
+ * Copyright (c) 2019 Samsung Electronics Co., Ltd. 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 "Optimizer.h"
+
+#include <loco.h>
+
+#include <gtest/gtest.h>
+
+// Optimizer SHOULD NOT crash even though a given graph is empty
+TEST(Optimizer, empty_graph)
+{
+  moco::tf::Optimizer o;
+
+  loco::Graph g;
+
+  o.optimize(&g);
+
+  SUCCEED();
+}
+
+TEST(Optimizer, simple_forward_graph)
+{
+  moco::tf::Optimizer o;
+
+  /**
+   * Create a simple graph that forwards a constant as output
+   */
+  loco::Graph g;
+  {
+    auto constgen = g.nodes()->create<loco::ConstGen>();
+    constgen->shape({2, 3});
+
+    auto forward = g.nodes()->create<loco::Forward>();
+    forward->input(constgen);
+
+    auto pull = g.nodes()->create<loco::Push>();
+    pull->from(forward);
+  }
+
+  o.optimize(&g);
+
+  SUCCEED();
+}
+
+TEST(Optimizer, simple_forward_graph_with_one_valid_output)
+{
+  moco::tf::Optimizer o;
+
+  /**
+   * Create a simple graph that forwards a constant as graph-level output
+   */
+  loco::Graph g;
+  {
+    auto output = g.outputs()->create();
+
+    auto constgen = g.nodes()->create<loco::ConstGen>();
+    constgen->shape({2, 3});
+    constgen->dtype(loco::DataType::FLOAT32);
+    constgen->size<loco::DataType::FLOAT32>(6);
+
+    auto forward = g.nodes()->create<loco::Forward>();
+    forward->input(constgen);
+
+    auto pull = g.nodes()->create<loco::Push>();
+    pull->from(forward);
+
+    loco::link(output, pull);
+  }
+
+  o.optimize(&g);
+
+  SUCCEED();
+}