xref: /aosp_15_r20/external/libchrome/base/bit_cast_unittest.cc (revision 635a864187cb8b6c713ff48b7e790a6b21769273)
1*635a8641SAndroid Build Coastguard Worker // Copyright (c) 2016 The Chromium Authors. All rights reserved.
2*635a8641SAndroid Build Coastguard Worker // Use of this source code is governed by a BSD-style license that can be
3*635a8641SAndroid Build Coastguard Worker // found in the LICENSE file.
4*635a8641SAndroid Build Coastguard Worker 
5*635a8641SAndroid Build Coastguard Worker 
6*635a8641SAndroid Build Coastguard Worker #include "base/bit_cast.h"
7*635a8641SAndroid Build Coastguard Worker 
8*635a8641SAndroid Build Coastguard Worker #include "testing/gtest/include/gtest/gtest.h"
9*635a8641SAndroid Build Coastguard Worker 
10*635a8641SAndroid Build Coastguard Worker namespace base {
11*635a8641SAndroid Build Coastguard Worker namespace {
12*635a8641SAndroid Build Coastguard Worker 
TEST(BitCastTest,FloatIntFloat)13*635a8641SAndroid Build Coastguard Worker TEST(BitCastTest, FloatIntFloat) {
14*635a8641SAndroid Build Coastguard Worker   float f = 3.1415926f;
15*635a8641SAndroid Build Coastguard Worker   int i = bit_cast<int32_t>(f);
16*635a8641SAndroid Build Coastguard Worker   float f2 = bit_cast<float>(i);
17*635a8641SAndroid Build Coastguard Worker   EXPECT_EQ(f, f2);
18*635a8641SAndroid Build Coastguard Worker }
19*635a8641SAndroid Build Coastguard Worker 
20*635a8641SAndroid Build Coastguard Worker struct A {
21*635a8641SAndroid Build Coastguard Worker   int x;
22*635a8641SAndroid Build Coastguard Worker };
23*635a8641SAndroid Build Coastguard Worker 
TEST(BitCastTest,StructureInt)24*635a8641SAndroid Build Coastguard Worker TEST(BitCastTest, StructureInt) {
25*635a8641SAndroid Build Coastguard Worker   A a = { 1 };
26*635a8641SAndroid Build Coastguard Worker   int b = bit_cast<int>(a);
27*635a8641SAndroid Build Coastguard Worker   EXPECT_EQ(1, b);
28*635a8641SAndroid Build Coastguard Worker }
29*635a8641SAndroid Build Coastguard Worker 
30*635a8641SAndroid Build Coastguard Worker }  // namespace
31*635a8641SAndroid Build Coastguard Worker }  // namespace base
32