src/test/ui/generator/xcrate.rs

   1 // run-pass
   2
   3 // aux-build:xcrate.rs
   4
   5 #![feature(generators, generator_trait)]
   6
   7 extern crate xcrate;
   8
   9 use std::ops::{GeneratorState, Generator};
  10 use std::pin::Pin;
  11
  12 fn main() {
  13     let mut foo = xcrate::foo();
  14
  15     match Pin::new(&mut foo).resume(()) {
  16         GeneratorState::Complete(()) => {}
  17         s => panic!("bad state: {:?}", s),
  18     }
  19
  20     let mut foo = xcrate::bar(3);
  21
  22     match Pin::new(&mut foo).resume(()) {
  23         GeneratorState::Yielded(3) => {}
  24         s => panic!("bad state: {:?}", s),
  25     }
  26     match Pin::new(&mut foo).resume(()) {
  27         GeneratorState::Complete(()) => {}
  28         s => panic!("bad state: {:?}", s),
  29     }
  30 }