public void CountMessages_ShouldReturnZero_WhenResponseContainsEmptyBytes()
{
var reader = new ReceiveMessageResponseReader();
var count = reader.CountMessages(Array.Empty <byte>());
count.Should().Be(0);
}
public void CountMessages_ShouldReturnZero_WhenResponseContainsNoMessages()
{
var bytes = Encoding.UTF8.GetBytes(EmptyResponse);
var reader = new ReceiveMessageResponseReader();
var count = reader.CountMessages(bytes);
count.Should().Be(0);
}
public void CountMessages_ShouldNotReturnGreaterThanTen_EvenIfDataContainsMoreMessages()
{
var sb = new StringBuilder();
sb.Append(ResponseStart);
for (var i = 0; i < 15; i++) // response with 15 messages
{
sb.Append(Message);
}
sb.Append(ResponseEnd);
var bytes = Encoding.UTF8.GetBytes(sb.ToString());
var reader = new ReceiveMessageResponseReader();
var count = reader.CountMessages(bytes);
count.Should().Be(10, because: "An AWS SQS receive request returns a maximum of 10 messages");
}
public void CountMessages_ShouldReturnCorrectCount_WhenResponseContainsMessages(int messages)
{
var sb = new StringBuilder();
sb.Append(ResponseStart);
for (var i = 0; i < messages; i++)
{
sb.Append(Message);
}
sb.Append(ResponseEnd);
var bytes = Encoding.UTF8.GetBytes(sb.ToString());
var reader = new ReceiveMessageResponseReader();
var count = reader.CountMessages(bytes);
count.Should().Be(messages);
}
public int CountMessages()
{
var reader = new ReceiveMessageResponseReader();
return(reader.CountMessages(_responseBytes));
}