webrtc/talk/base/byteorder_unittest.cc
henrike@webrtc.org 28e2075280 Adds trunk/talk folder of revision 359 from libjingles google code to
trunk/talk


git-svn-id: http://webrtc.googlecode.com/svn/trunk@4318 4adac7df-926f-26a2-2b94-8c16560cd09d
2013-07-10 00:45:36 +00:00

101 lines
3.3 KiB
C++

/*
* libjingle
* Copyright 2012 Google Inc.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* 1. Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO
* EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
* PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS;
* OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
* OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
* ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
#include "talk/base/byteorder.h"
#include "talk/base/basictypes.h"
#include "talk/base/gunit.h"
namespace talk_base {
// Test memory set functions put values into memory in expected order.
TEST(ByteOrderTest, TestSet) {
uint8 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 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 talk_base