| /* |
| * Copyright (C) 2013 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 "common_test.h" |
| #include "scoped_hashtable.h" |
| |
| using utils::ScopedHashtable; |
| |
| namespace art { |
| |
| class Value { |
| public: |
| explicit Value(int v):value_(v) {} |
| int value_; |
| }; |
| |
| class ScopedHashtableTest : public CommonTest { |
| }; |
| |
| TEST_F(ScopedHashtableTest, Basics) { |
| ScopedHashtable<int, Value*> sht; |
| // Check table is empty when no scope is open. |
| EXPECT_TRUE(NULL == sht.Lookup(1)); |
| |
| // Check table is empty when scope open. |
| sht.OpenScope(); |
| EXPECT_TRUE(NULL == sht.Lookup(1)); |
| // Check table is empty after closing scope. |
| EXPECT_EQ(sht.CloseScope(), true); |
| // Check closing scope on empty table is no-op. |
| EXPECT_EQ(sht.CloseScope(), false); |
| // Check that find in current scope works. |
| sht.OpenScope(); |
| sht.Add(1, new Value(1)); |
| EXPECT_EQ(sht.Lookup(1)->value_, 1); |
| // Check that updating values in current scope works. |
| sht.Add(1, new Value(2)); |
| EXPECT_EQ(sht.Lookup(1)->value_, 2); |
| // Check that find works in previous scope. |
| sht.OpenScope(); |
| EXPECT_EQ(sht.Lookup(1)->value_, 2); |
| // Check that shadowing scopes works. |
| sht.Add(1, new Value(3)); |
| EXPECT_EQ(sht.Lookup(1)->value_, 3); |
| // Check that having multiple keys work correctly. |
| sht.Add(2, new Value(4)); |
| EXPECT_EQ(sht.Lookup(1)->value_, 3); |
| EXPECT_EQ(sht.Lookup(2)->value_, 4); |
| // Check that scope removal works corectly. |
| sht.CloseScope(); |
| EXPECT_EQ(sht.Lookup(1)->value_, 2); |
| EXPECT_TRUE(NULL == sht.Lookup(2)); |
| } |
| |
| } // namespace art |