// ByteBufferTest.cpp
// Implements the main app entrypoint for the cByteBuffer class test
#include "Globals.h"
#include "../TestHelpers.h"
#include "ByteBuffer.h"
static void TestRead(void)
{
cByteBuffer buf(50);
buf.Write("\x05\xac\x02\x00", 4);
UInt32 v1;
TEST_TRUE(buf.ReadVarInt(v1));
TEST_EQUAL(v1, 5);
UInt32 v2;
TEST_TRUE(buf.ReadVarInt(v2));
TEST_EQUAL(v2, 300);
UInt32 v3;
TEST_TRUE(buf.ReadVarInt(v3));
TEST_EQUAL(v3, 0);
}
static void TestWrite(void)
{
cByteBuffer buf(50);
buf.WriteVarInt32(5);
buf.WriteVarInt32(300);
buf.WriteVarInt32(0);
ContiguousByteBuffer All;
buf.ReadAll(All);
TEST_EQUAL(All.size(), 4);
TEST_EQUAL(memcmp(All.data(), "\x05\xac\x02\x00", All.size()), 0);
}
static void TestWrap(void)
{
cByteBuffer buf(3);
for (int i = 0; i < 1000; i++)
{
size_t FreeSpace = buf.GetFreeSpace();
TEST_EQUAL(buf.GetReadableSpace(), 0);
TEST_GREATER_THAN_OR_EQUAL(FreeSpace, 1);
TEST_TRUE(buf.Write("a", 1));
TEST_TRUE(buf.CanReadBytes(1));
TEST_EQUAL(buf.GetReadableSpace(), 1);
UInt8 v = 0;
TEST_TRUE(buf.ReadBEUInt8(v));
TEST_EQUAL(v, 'a');
TEST_EQUAL(buf.GetReadableSpace(), 0);
buf.CommitRead();
TEST_EQUAL(buf.GetFreeSpace(), FreeSpace); // We're back to normal
}
}
static void TestXYZPositionRoundtrip(void)
{
cByteBuffer buf(50);
buf.WriteXYZPosition64(-33554432, -2048, -33554432); // Testing the minimun values
int x, y, z;
TEST_TRUE(buf.ReadXYZPosition64(x, y, z));
TEST_EQUAL(x, -33554432);
TEST_EQUAL(y, -2048);
TEST_EQUAL(z, -33554432);
}
static void TestXZYPositionRoundtrip(void)
{
cByteBuffer buf(50);
buf.WriteXZYPosition64(-33554432, -2048, -33554432); // Testing the minimun values
int x, y, z;
TEST_TRUE(buf.ReadXZYPosition64(x, y, z));
TEST_EQUAL(x, -33554432);
TEST_EQUAL(y, -2048);
TEST_EQUAL(z, -33554432);
}
IMPLEMENT_TEST_MAIN("ByteBuffer",
TestRead();
TestWrite();
TestWrap();
TestXYZPositionRoundtrip();
TestXZYPositionRoundtrip();
)
