private void Process_MultipleMessages_CharWise()
{
var reader = new JsonMessageReader();
foreach (var data in GetTestData(minMessageCount: 2))
{
string json = data.Item1;
var expectedMessages = data.Item2;
var endIndexOfLogMessages = data.Item3;
int messageNumber = 0;
for (int i = 0; i < json.Length; i++)
{
var readMessages = reader.Process(json[i].ToString());
if (endIndexOfLogMessages.Contains(i))
{
// message should have been read successfully at this point
Assert.Single(readMessages);
Assert.Equal(expectedMessages[messageNumber++], readMessages[0]);
}
else
{
// message is still incomplete
Assert.Empty(readMessages);
}
}
reader.Reset();
}
}
private void Process_SingleMessage_AllAtOnce(string json, string newline, LogMessage expected)
{
var reader = new JsonMessageReader();
var messages = reader.Process(json);
Assert.Single(messages);
Assert.Equal(expected, messages[0]);
}
private void Process_SingleMessage_CharWise(string json, string newline, LogMessage expected)
{
var reader = new JsonMessageReader();
ILogMessage[] messages;
// pass all characters except the last one (that would complete the message) to the reader
for (int i = 0; i < json.Length - 1; i++)
{
messages = reader.Process(json[i].ToString());
Assert.Empty(messages);
}
// pass the last character into the reader completing the message
messages = reader.Process(json[json.Length - 1].ToString());
Assert.Single(messages);
Assert.Equal(expected, messages[0]);
}
private void Process_MultipleMessages_AllAtOnce()
{
var reader = new JsonMessageReader();
foreach (var data in GetTestData(minMessageCount: 2))
{
string json = data.Item1;
var expectedMessages = data.Item2;
var messages = reader.Process(json);
Assert.Equal(expectedMessages.Length, messages.Length);
Assert.Equal(expectedMessages, messages);
}
reader.Reset();
}