Vendor dependencies for 0.3.0 release

vendor/polling/tests/notify.rs

@@ -0,0 +1,38 @@
+use std::io;
+use std::thread;
+use std::time::Duration;
+
+use easy_parallel::Parallel;
+use polling::Events;
+use polling::Poller;
+
+#[test]
+fn simple() -> io::Result<()> {
+    let poller = Poller::new()?;
+    let mut events = Events::new();
+
+    for _ in 0..10 {
+        poller.notify()?;
+        poller.wait(&mut events, None)?;
+        assert!(events.is_empty());
+    }
+
+    Ok(())
+}
+
+#[test]
+fn concurrent() -> io::Result<()> {
+    let poller = Poller::new()?;
+    let mut events = Events::new();
+
+    for _ in 0..2 {
+        Parallel::new()
+            .add(|| {
+                thread::sleep(Duration::from_secs(0));
+                poller.notify().unwrap();
+            })
+            .finish(|| poller.wait(&mut events, None).unwrap());
+    }
+
+    Ok(())
+}