public void VirtualCanReadWrite_ShouldNotBeCalledDuringCtor()
{
using (var fs = File.Create(GetTestFilePath()))
using (var dfs = new DerivedFileStream(fs.SafeFileHandle, FileAccess.ReadWrite))
{
Assert.False(dfs.CanReadCalled);
Assert.False(dfs.CanWriteCalled);
Assert.False(dfs.CanSeekCalled);
}
}