Add DicNodePoolTest.

Change-Id: I9bec708def3af6bea1c82b9576b80ce1b7901ddc

native/jni/NativeFileList.mk

@@ -121,8 +121,9 @@ LATIN_IME_CORE_SRC_FILES += $(LATIN_IME_CORE_SRC_FILES_BACKWARD_V402)
 
 LATIN_IME_CORE_TEST_FILES := \
     defines_test.cpp \
-    suggest/core/layout/normal_distribution_2d_test.cpp \
+    suggest/core/dicnode/dic_node_pool_test.cpp \
     suggest/core/dictionary/bloom_filter_test.cpp \
+    suggest/core/layout/normal_distribution_2d_test.cpp \
     suggest/policyimpl/dictionary/structure/v4/content/language_model_dict_content_test.cpp \
     suggest/policyimpl/dictionary/structure/v4/content/probability_entry_test.cpp \
     suggest/policyimpl/dictionary/utils/buffer_with_extendable_buffer_test.cpp \

native/jni/tests/suggest/core/dicnode/dic_node_pool_test.cpp

+/*
+ * Copyright (C) 2014 The Android Open Source Project
+ *
+ * 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 "suggest/core/dicnode/dic_node_pool.h"
+
+#include <gtest/gtest.h>
+
+namespace latinime {
+namespace {
+
+TEST(DicNodePoolTest, TestGet) {
+    static const int CAPACITY = 10;
+    DicNodePool dicNodePool(CAPACITY);
+
+    for (int i = 0; i < CAPACITY; ++i) {
+        EXPECT_NE(nullptr, dicNodePool.getInstance());
+    }
+    EXPECT_EQ(nullptr, dicNodePool.getInstance());
+}
+
+TEST(DicNodePoolTest, TestPlaceBack) {
+    static const int CAPACITY = 1;
+    DicNodePool dicNodePool(CAPACITY);
+
+    DicNode *const dicNode = dicNodePool.getInstance();
+    EXPECT_NE(nullptr, dicNode);
+    EXPECT_EQ(nullptr, dicNodePool.getInstance());
+    dicNodePool.placeBackInstance(dicNode);
+    EXPECT_EQ(dicNode, dicNodePool.getInstance());
+}
+
+TEST(DicNodePoolTest, TestReset) {
+    static const int CAPACITY_SMALL = 2;
+    static const int CAPACITY_LARGE = 10;
+    DicNodePool dicNodePool(CAPACITY_SMALL);
+
+    for (int i = 0; i < CAPACITY_SMALL; ++i) {
+        EXPECT_NE(nullptr, dicNodePool.getInstance());
+    }
+    EXPECT_EQ(nullptr, dicNodePool.getInstance());
+
+    dicNodePool.reset(CAPACITY_LARGE);
+    for (int i = 0; i < CAPACITY_LARGE; ++i) {
+        EXPECT_NE(nullptr, dicNodePool.getInstance());
+    }
+    EXPECT_EQ(nullptr, dicNodePool.getInstance());
+
+    dicNodePool.reset(CAPACITY_SMALL);
+    for (int i = 0; i < CAPACITY_SMALL; ++i) {
+        EXPECT_NE(nullptr, dicNodePool.getInstance());
+    }
+    EXPECT_EQ(nullptr, dicNodePool.getInstance());
+}
+
+}  // namespace
+}  // namespace latinime