Struct InMemoryStreamingBackend 

pub struct InMemoryStreamingBackend { /* private fields */ }

In-memory streaming backend for unit tests (no Kafka required).

Implementations

impl InMemoryStreamingBackend

pub fn new() -> Self

Create an empty in-memory backend.

Trait Implementations

impl Default for InMemoryStreamingBackend

fn default() -> Self

Returns the “default value” for a type.

impl StreamingBackend for InMemoryStreamingBackend

fn publish<'life0, 'life1, 'async_trait>( &'life0 self, topic: &'life1 str, payload: Vec<u8>, ) -> Pin<Box<dyn Future<Output = Result<(), StreamingError>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Publish raw bytes to a topic.

fn poll<'life0, 'life1, 'async_trait>( &'life0 self, topic: &'life1 str, ) -> Pin<Box<dyn Future<Output = Result<Option<Vec<u8>>, StreamingError>> + Send + 'async_trait>>

where Self: 'async_trait, 'life0: 'async_trait, 'life1: 'async_trait,

Pop the next message from a topic. Returns None if empty.