public void Read_should_call_wrapped_stream()
{
var stream = Substitute.For<Stream>();
var subject = new BsonStreamAdapter(stream);
var buffer = new byte[3];
var offset = 1;
var count = 2;
var numberOfBytesRead = 1;
stream.Read(buffer, offset, count).Returns(numberOfBytesRead);
var result = subject.Read(buffer, offset, count);
result.Should().Be(numberOfBytesRead);
stream.Received(1).Read(buffer, offset, count);
}
public void Read_should_throw_when_subject_is_disposed()
{
var stream = Substitute.For<Stream>();
var subject = new BsonStreamAdapter(stream);
var buffer = new byte[3];
var offset = 1;
var count = 2;
subject.Dispose();
Action action = () => subject.Read(buffer, offset, count);
action.ShouldThrow<ObjectDisposedException>().And.ObjectName.Should().Be("BsonStreamAdapter");
}
public void Read_should_call_wrapped_stream()
{
var mockStream = new Mock<Stream>();
var subject = new BsonStreamAdapter(mockStream.Object);
var buffer = new byte[3];
var offset = 1;
var count = 2;
var numberOfBytesRead = 1;
mockStream.Setup(s => s.Read(buffer, offset, count)).Returns(numberOfBytesRead);
var result = subject.Read(buffer, offset, count);
result.Should().Be(numberOfBytesRead);
mockStream.Verify(s => s.Read(buffer, offset, count), Times.Once);
}