/// <summary>
/// Asserts that a response message from the server queued and that it is of the supplied type.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="type">The type of message to check for.</param>
/// <param name="dequeue">if true, the message is removed from the queue.</param>
internal static void AssertApolloResponse(
this MockClientConnection connection,
ApolloMessageType type,
bool dequeue = true)
{
AssertApolloResponse(connection, type, null, false, null, false, dequeue);
}
/// <summary>
/// Asserts that the next message on the received queue is a DATA message and that the payload
/// matches the provided json string.
/// </summary>
/// <param name="connection">The connection.</param>
/// <param name="type">The expected type of the message.</param>
/// <param name="id">The expected identifier of the subscription that rendered the data.</param>
/// <param name="expectedPayloadJson">The expected payload of the message, converted to a json string.</param>
/// <param name="dequeue">if set to <c>true</c> if the message should be removed from the queue.</param>
internal static void AssertApolloResponse(
this MockClientConnection connection,
ApolloMessageType type,
string id,
string expectedPayloadJson,
bool dequeue = true)
{
AssertApolloResponse(connection, type, id, true, expectedPayloadJson, true, dequeue);
}
/// <summary>
/// Serializes the specified message type to a string that is expected
/// to be handled by downstream clients.
/// </summary>
/// <param name="messageType">Type of the message.</param>
/// <returns>System.String.</returns>
public static string Serialize(ApolloMessageType messageType)
{
if (messageType == ApolloMessageType.CONNECTION_KEEP_ALIVE)
{
return("ka");
}
else
{
return(messageType.ToString().ToLowerInvariant());
}
}
private static void AssertApolloResponse(
this MockClientConnection connection,
ApolloMessageType type,
string id,
bool compareId,
string expectedPayloadJson,
bool compareJson,
bool dequeue = true)
{
if (connection.ResponseMessageCount == 0)
{
Assert.Fail("No messages queued.");
}
var message = dequeue ? connection.DequeueNextReceivedMessage() : connection.PeekNextReceivedMessage();
var str = Encoding.UTF8.GetString(message.Data);
var options = new JsonSerializerOptions();
options.PropertyNameCaseInsensitive = true;
options.AllowTrailingCommas = true;
options.Converters.Add(new ApolloResponseMessageConverter());
var convertedMessage = System.Text.Json.JsonSerializer.Deserialize <ApolloResponseMessage>(str, options);
Assert.IsNotNull(convertedMessage, "Could not deserialized response message");
Assert.AreEqual(type, convertedMessage.Type, $"Expected message type of {type.ToString()} but got {convertedMessage.Type.ToString()}");
if (compareJson)
{
if (expectedPayloadJson == null)
{
Assert.IsNull(convertedMessage.Payload);
}
else
{
CommonAssertions.AreEqualJsonStrings(expectedPayloadJson, convertedMessage.Payload);
}
}
if (compareId)
{
Assert.AreEqual(id, convertedMessage.Id);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ApolloMessage{TPayload}"/> class.
/// </summary>
/// <param name="messageType">Type of the message.</param>
protected ApolloMessage(ApolloMessageType messageType)
: base(messageType)
{
}
/// <summary>
/// Initializes a new instance of the <see cref="ApolloMessage" /> class.
/// </summary>
/// <param name="messageType">Type of the message.</param>
protected ApolloMessage(ApolloMessageType messageType)
{
this.Type = messageType;
this.Id = null;
}