Struct BufferSink 

pub struct BufferSink { /* private fields */ }

In-memory sink for deterministic tests.

Implementations

impl BufferSink

pub fn new() -> Self

Create an empty buffer sink.

pub fn stdout_string(&self) -> String

Return the accumulated stdout bytes as a string.

pub fn stdout_lines(&self) -> Vec<String>

Return accumulated stdout split into trimmed lines.

Trait Implementations

impl Clone for BufferSink

fn clone(&self) -> BufferSink

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.

impl Default for BufferSink

fn default() -> BufferSink

Returns the “default value” for a type.

impl RpcSink for BufferSink

fn write_stdout( &self, text: String, ) -> Pin<Box<dyn Future<Output = Result<()>> + Send>>

Write text (including trailing \n) to the ordered stdout sink.

fn backpressure(&self) -> Pin<Box<dyn Future<Output = Result<()>> + Send>>

Wait until every previously accepted write has finished draining.

fn flush(&self) -> Pin<Box<dyn Future<Output = Result<()>> + Send>>

Wait for drain, then flush the underlying sink.