public void TestReadOnlyMemStream()
{
var mem = new CMemoryStream(m_buf2, 0, m_buf2.Length, true)
{
Position = 0
};
var reader = new BinaryReader(mem);
var x = reader.ReadInt32();
mem.Seek(-2, SeekOrigin.Current);
Assert.AreEqual(true, mem.CanRead, "Should be CanRead");
Assert.AreEqual(false, mem.CanWrite, "Should not be CanWrite");
Assert.AreEqual(true, mem.CanSeek, "Should be CanSeek");
try
{
mem.SetLength(4);
Assert.Fail("Should not be able to set the length of a read-only stream.");
}
catch (InvalidOperationException)
{
// all is well
}
try
{
mem.WriteByte(0);
Assert.Fail("Should not be able to write to a readonly stream");
}
catch (InvalidOperationException)
{
// all is well
}
try
{
mem.SetBuffer(m_buf1);
Assert.Fail("Should not be able to set the underlying buffer in a readonly CMemoryStream.");
}
catch (InvalidOperationException)
{
// all is well
}
}
public void TestInvalidSeek() => m_memStream.Seek(345, (SeekOrigin)234);