swctx 0.3.0

One-shot channel with some special semantics.
Documentation 
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use std::{thread, time};

use swctx::mkpair;

#[test]
fn say_hello_before_wait() {
  let (sctx, wctx) = mkpair::<&str, (), &str>();

  let jh = thread::spawn(move || {
    sctx.set("hello").unwrap();
  });
  // join ensures that SetCtx::set() has been called
  jh.join().unwrap();

  assert_eq!(wctx.wait().unwrap(), "hello");
}

#[test]
fn say_hello_after_wait() {
  let (sctx, wctx) = mkpair::<&str, (), &str>();

  let jh = thread::spawn(move || {
    // yolo assume 500ms is sufficient
    thread::sleep(time::Duration::from_millis(500));
    sctx.set("hello").unwrap();
  });

  assert_eq!(wctx.wait().unwrap(), "hello");

  jh.join().unwrap();
}

#[test]
fn async_say_hello_before_wait() {
  let tokrt = tokio::runtime::Runtime::new().unwrap();

  let (sctx, wctx) = mkpair::<&str, (), &str>();

  let jh = thread::spawn(move || {
    sctx.set("hello").unwrap();
  });
  // join ensures that SetCtx::set() has been called
  jh.join().unwrap();

  tokrt.block_on(async {
    assert_eq!(wctx.wait_async().await.unwrap(), "hello");
  });
}

#[test]
fn async_say_hello_after_wait() {
  let tokrt = tokio::runtime::Runtime::new().unwrap();

  let (sctx, wctx) = mkpair::<&str, (), &str>();

  let jh = thread::spawn(move || {
    // yolo assume 500ms is sufficient
    thread::sleep(time::Duration::from_millis(500));
    sctx.set("hello").unwrap();
  });

  tokrt.block_on(async {
    assert_eq!(wctx.wait_async().await.unwrap(), "hello");
  });

  jh.join().unwrap();
}

// vim: set ft=rust et sw=2 ts=2 sts=2 cinoptions=2 tw=79 :