1 files changed, 86 insertions, 0 deletions
diff --git a/compiler/coco/core/src/IR/Use.test.cpp b/compiler/coco/core/src/IR/Use.test.cpp
new file mode 100644
index 000000000..3191e9852
--- /dev/null
+++ b/compiler/coco/core/src/IR/Use.test.cpp
@@ -0,0 +1,86 @@
+/*
+ * Copyright (c) 2018 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 "coco/IR/Use.h"
+#include "coco/IR/ObjectManager.h"
+
+#include "coco/IR/FeatureObject.h"
+
+#include "Consumer.mock.h"
+
+#include <stdex/Memory.h>
+
+#include <gtest/gtest.h>
+
+using stdex::make_unique;
+
+namespace
+{
+class UseTest : public ::testing::Test
+{
+protected:
+  coco::ObjectManager obj_mgr;
+};
+} // namespace
+
+TEST_F(UseTest, constructor)
+{
+  auto o = obj_mgr.create<coco::FeatureObject>();
+
+  // TODO Rename 'use'
+  ::mock::Consumer use;
+
+  coco::Use slot{&use};
+
+  ASSERT_EQ(slot.value(), nullptr);
+}
+
+TEST_F(UseTest, value)
+{
+  auto o = obj_mgr.create<coco::FeatureObject>();
+
+  // TODO Rename 'use'
+  ::mock::Consumer use;
+
+  coco::Use slot{&use};
+
+  slot.value(o);
+
+  ASSERT_EQ(slot.value(), o);
+
+  ASSERT_EQ(o->uses()->size(), 1);
+  ASSERT_NE(o->uses()->find(&slot), o->uses()->end());
+
+  slot.value(nullptr);
+
+  ASSERT_EQ(slot.value(), nullptr);
+
+  ASSERT_EQ(o->uses()->size(), 0);
+}
+
+TEST_F(UseTest, destructor)
+{
+  ::mock::Consumer consumer;
+
+  auto o = obj_mgr.create<coco::FeatureObject>();
+  auto use = make_unique<coco::Use>(&consumer);
+
+  use->value(o);
+  use.reset();
+
+  // ~Use SHOULD unlink itself from linked Object (if exists)
+  ASSERT_EQ(o->uses()->size(), 0);
+}