Completed events unit tests

src/event/key.rs

@@ -85,14 +85,77 @@ mod tests {
 
   #[test]
   fn test_key_formatter() {
+    assert_eq!(format!("{}", Key::Esc), "<Esc>");
+  }
+
+  #[test]
+  fn test_key_formatter_char() {
     assert_eq!(format!("{}", Key::Char('q')), "<q>");
   }
 
   #[test]
-  fn test_key_from() {
+  fn test_key_from_up() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Up)), Key::Up);
+  }
+
+  #[test]
+  fn test_key_from_down() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Down)), Key::Down);
+  }
+
+  #[test]
+  fn test_key_from_left() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Left)), Key::Left);
+  }
+
+  #[test]
+  fn test_key_from_right() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Right)), Key::Right);
+  }
+
+  #[test]
+  fn test_key_from_backspace() {
+    assert_eq!(
+      Key::from(KeyEvent::from(KeyCode::Backspace)),
+      Key::Backspace
+    );
+  }
+
+  #[test]
+  fn test_key_from_home() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Home)), Key::Home);
+  }
+
+  #[test]
+  fn test_key_from_end() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::End)), Key::End);
+  }
+
+  #[test]
+  fn test_key_from_delete() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Delete)), Key::Delete);
+  }
+
+  #[test]
+  fn test_key_from_enter() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Enter)), Key::Enter);
+  }
+
+  #[test]
+  fn test_key_from_esc() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Esc)), Key::Esc);
+  }
+
+  #[test]
+  fn test_key_from_char() {
     assert_eq!(
       Key::from(KeyEvent::from(KeyCode::Char('q'))),
       Key::Char('q')
     )
   }
+
+  #[test]
+  fn test_key_from_unknown() {
+    assert_eq!(Key::from(KeyEvent::from(KeyCode::Pause)), Key::Unknown);
+  }
 }