| /* |
| * Copyright 2012 The WebRTC Project Authors. All rights reserved. |
| * |
| * Use of this source code is governed by a BSD-style license |
| * that can be found in the LICENSE file in the root of the source |
| * tree. An additional intellectual property rights grant can be found |
| * in the file PATENTS. All contributing project authors may |
| * be found in the AUTHORS file in the root of the source tree. |
| */ |
| |
| #include "webrtc/base/byteorder.h" |
| |
| #include "webrtc/base/basictypes.h" |
| #include "webrtc/base/gunit.h" |
| |
| namespace rtc { |
| |
| // Test memory set functions put values into memory in expected order. |
| TEST(ByteOrderTest, TestSet) { |
| uint8_t buf[8] = {0u, 0u, 0u, 0u, 0u, 0u, 0u, 0u}; |
| Set8(buf, 0, 0xfb); |
| Set8(buf, 1, 0x12); |
| EXPECT_EQ(0xfb, buf[0]); |
| EXPECT_EQ(0x12, buf[1]); |
| SetBE16(buf, 0x1234); |
| EXPECT_EQ(0x12, buf[0]); |
| EXPECT_EQ(0x34, buf[1]); |
| SetLE16(buf, 0x1234); |
| EXPECT_EQ(0x34, buf[0]); |
| EXPECT_EQ(0x12, buf[1]); |
| SetBE32(buf, 0x12345678); |
| EXPECT_EQ(0x12, buf[0]); |
| EXPECT_EQ(0x34, buf[1]); |
| EXPECT_EQ(0x56, buf[2]); |
| EXPECT_EQ(0x78, buf[3]); |
| SetLE32(buf, 0x12345678); |
| EXPECT_EQ(0x78, buf[0]); |
| EXPECT_EQ(0x56, buf[1]); |
| EXPECT_EQ(0x34, buf[2]); |
| EXPECT_EQ(0x12, buf[3]); |
| SetBE64(buf, UINT64_C(0x0123456789abcdef)); |
| EXPECT_EQ(0x01, buf[0]); |
| EXPECT_EQ(0x23, buf[1]); |
| EXPECT_EQ(0x45, buf[2]); |
| EXPECT_EQ(0x67, buf[3]); |
| EXPECT_EQ(0x89, buf[4]); |
| EXPECT_EQ(0xab, buf[5]); |
| EXPECT_EQ(0xcd, buf[6]); |
| EXPECT_EQ(0xef, buf[7]); |
| SetLE64(buf, UINT64_C(0x0123456789abcdef)); |
| EXPECT_EQ(0xef, buf[0]); |
| EXPECT_EQ(0xcd, buf[1]); |
| EXPECT_EQ(0xab, buf[2]); |
| EXPECT_EQ(0x89, buf[3]); |
| EXPECT_EQ(0x67, buf[4]); |
| EXPECT_EQ(0x45, buf[5]); |
| EXPECT_EQ(0x23, buf[6]); |
| EXPECT_EQ(0x01, buf[7]); |
| } |
| |
| // Test memory get functions get values from memory in expected order. |
| TEST(ByteOrderTest, TestGet) { |
| uint8_t buf[8]; |
| buf[0] = 0x01u; |
| buf[1] = 0x23u; |
| buf[2] = 0x45u; |
| buf[3] = 0x67u; |
| buf[4] = 0x89u; |
| buf[5] = 0xabu; |
| buf[6] = 0xcdu; |
| buf[7] = 0xefu; |
| EXPECT_EQ(0x01u, Get8(buf, 0)); |
| EXPECT_EQ(0x23u, Get8(buf, 1)); |
| EXPECT_EQ(0x0123u, GetBE16(buf)); |
| EXPECT_EQ(0x2301u, GetLE16(buf)); |
| EXPECT_EQ(0x01234567u, GetBE32(buf)); |
| EXPECT_EQ(0x67452301u, GetLE32(buf)); |
| EXPECT_EQ(UINT64_C(0x0123456789abcdef), GetBE64(buf)); |
| EXPECT_EQ(UINT64_C(0xefcdab8967452301), GetLE64(buf)); |
| } |
| |
| } // namespace rtc |
| |