1 /*
2  * Copyright (C) 2014 The Android Open Source Project
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *      http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "bit_field.h"
18 #include "globals.h"
19 
20 #include "gtest/gtest.h"
21 
22 namespace art {
23 
24 TEST(BitFields, Test1) {
25   class TestBitFields : public BitField<int32_t, 1, 8> {};
26   ASSERT_TRUE(TestBitFields::IsValid(16));
27   ASSERT_TRUE(!TestBitFields::IsValid(256));
28   ASSERT_EQ(0x00ffU, TestBitFields::Mask());
29   ASSERT_EQ(0x001feU, TestBitFields::MaskInPlace());
30   ASSERT_EQ(1, TestBitFields::Shift());
31   ASSERT_EQ(8, TestBitFields::BitSize());
32   ASSERT_EQ(32U, TestBitFields::Encode(16));
33   ASSERT_EQ(16, TestBitFields::Decode(32));
34   ASSERT_EQ(2U, TestBitFields::Update(1, 16));
35 }
36 
37 }  // namespace art
38