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
TEST(BitFields,Test1)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