cleanup + update tests; add 'just test'

engine/src/lib.rs

@@ -60,7 +60,7 @@ pub type Perhaps<T> = Result<Option<T>, Box<dyn Error>>;
         fn area_mut (&mut self) -> &mut [u16;4] {
             &mut self.0
         }
-        fn place (&mut self, _: [u16;4], _: &impl Content<TestEngine>) {
+        fn place (&mut self, _: [u16;4], _: &impl Render<TestEngine>) {
             ()
         }
     }
@@ -71,25 +71,3 @@ pub type Perhaps<T> = Result<Option<T>, Box<dyn Error>>;
     }
     Ok(())
 }
-
-#[cfg(test)] #[test] fn test_tui_engine () -> Usually<()> {
-    use crate::tui::*;
-    use std::sync::{Arc, RwLock};
-    struct TestComponent(String);
-    impl Content<Tui> for TestComponent {
-        fn content (&self) -> Option<impl Content<Tui>> {
-            Some(self.0.as_str())
-        }
-    }
-    impl Handle<Tui> for TestComponent {
-        fn handle (&mut self, from: &TuiIn) -> Perhaps<bool> {
-            Ok(None)
-        }
-    }
-    let engine = Tui::new()?;
-    engine.read().unwrap().exited.store(true, std::sync::atomic::Ordering::Relaxed);
-    let state = TestComponent("hello world".into());
-    let state = std::sync::Arc::new(std::sync::RwLock::new(state));
-    engine.run(&state)?;
-    Ok(())
-}