public void TestSweepNonZeros()
{
IoBuffer buf = ByteBufferAllocator.Instance.Allocate(4);
Int32 i;
unchecked
{
i = (Int32)0xdeadbeef;
}
buf.PutInt32(i);
buf.Clear();
Assert.AreEqual(i, buf.GetInt32());
Assert.AreEqual(4, buf.Position);
Assert.AreEqual(4, buf.Limit);
buf.Sweep((byte)0x45);
Assert.AreEqual(0, buf.Position);
Assert.AreEqual(4, buf.Limit);
Assert.AreEqual(0x45454545, buf.GetInt32());
}
public void TestSweepWithZeros()
{
IoBuffer buf = allocator.Allocate(4);
Int32 i;
unchecked
{
i = (Int32)0xdeadbeef;
}
buf.PutInt32(i);
buf.Clear();
Assert.AreEqual(i, buf.GetInt32());
Assert.AreEqual(4, buf.Position);
Assert.AreEqual(4, buf.Limit);
buf.Sweep();
Assert.AreEqual(0, buf.Position);
Assert.AreEqual(4, buf.Limit);
Assert.AreEqual(0x0, buf.GetInt32());
}
public void TestGetString()
{
IoBuffer buf = ByteBufferAllocator.Instance.Allocate(16);
Encoding encoding = Encoding.UTF8;
buf.Clear();
buf.PutString("hello", encoding);
buf.Put((Byte)0);
buf.Flip();
Assert.AreEqual("hello", buf.GetString(encoding));
buf.Clear();
buf.PutString("hello", encoding);
buf.Flip();
Assert.AreEqual("hello", buf.GetString(encoding));
encoding = Encoding.GetEncoding("ISO-8859-1");
buf.Clear();
buf.Put((Byte)'A');
buf.Put((Byte)'B');
buf.Put((Byte)'C');
buf.Put((Byte)0);
buf.Position = 0;
Assert.AreEqual("ABC", buf.GetString(encoding));
Assert.AreEqual(4, buf.Position);
buf.Position = 0;
buf.Limit = 1;
Assert.AreEqual("A", buf.GetString(encoding));
Assert.AreEqual(1, buf.Position);
buf.Clear();
Assert.AreEqual("ABC", buf.GetString(10, encoding));
Assert.AreEqual(10, buf.Position);
buf.Clear();
Assert.AreEqual("A", buf.GetString(1, encoding));
Assert.AreEqual(1, buf.Position);
// Test a trailing garbage
buf.Clear();
buf.Put((Byte)'A');
buf.Put((Byte)'B');
buf.Put((Byte)0);
buf.Put((Byte)'C');
buf.Position = 0;
Assert.AreEqual("AB", buf.GetString(4, encoding));
Assert.AreEqual(4, buf.Position);
buf.Clear();
buf.FillAndReset(buf.Limit);
encoding = Encoding.GetEncoding("UTF-16BE");
buf.Put((Byte)0);
buf.Put((Byte)'A');
buf.Put((Byte)0);
buf.Put((Byte)'B');
buf.Put((Byte)0);
buf.Put((Byte)'C');
buf.Put((Byte)0);
buf.Put((Byte)0);
buf.Position = 0;
Assert.AreEqual("ABC", buf.GetString(encoding));
Assert.AreEqual(8, buf.Position);
buf.Position = 0;
buf.Limit = 2;
Assert.AreEqual("A", buf.GetString(encoding));
Assert.AreEqual(2, buf.Position);
buf.Position = 0;
buf.Limit = 3;
Assert.AreEqual("A", buf.GetString(encoding));
Assert.AreEqual(2, buf.Position);
buf.Clear();
Assert.AreEqual("ABC", buf.GetString(10, encoding));
Assert.AreEqual(10, buf.Position);
buf.Clear();
Assert.AreEqual("A", buf.GetString(2, encoding));
Assert.AreEqual(2, buf.Position);
buf.Clear();
try
{
buf.GetString(1, encoding);
Assert.Fail();
}
catch (Exception)
{
// Expected an Exception, signifies test success
Assert.IsTrue(true);
}
// Test getting strings from an empty buffer.
buf.Clear();
buf.Limit = 0;
Assert.AreEqual("", buf.GetString(encoding));
Assert.AreEqual("", buf.GetString(2, encoding));
// Test getting strings from non-empty buffer which is filled with 0x00
buf.Clear();
buf.PutInt32(0);
buf.Clear();
buf.Limit = 4;
Assert.AreEqual("", buf.GetString(encoding));
Assert.AreEqual(2, buf.Position);
Assert.AreEqual(4, buf.Limit);
buf.Position = 0;
Assert.AreEqual("", buf.GetString(2, encoding));
Assert.AreEqual(2, buf.Position);
Assert.AreEqual(4, buf.Limit);
}
/// <inheritdoc/>
public override IoBuffer PutInt32(Int32 value)
{
_buf.PutInt32(value);
return(this);
}
public static void WriteLocator(IoBuffer buffer, Locator obj)
{
buffer.PutInt32((int)obj.Kind);
buffer.PutInt32(obj.Port);
buffer.Put(obj.SocketAddressBytes);
}
public static void WritePrimitive(IoBuffer buffer, int value)
{
buffer.PutInt32(value);
}
