diff --git a/src/error_action.rs b/src/error_action.rs
index 5155087..d02b27c 100644
--- a/src/error_action.rs
+++ b/src/error_action.rs
@@ -24,3 +24,6 @@ pub enum ErrorAction {
     /// Do not forward the error to the parent subsystem.
     CatchAndLocalShutdown,
 }
+
+#[cfg(test)]
+mod tests;
diff --git a/src/error_action/tests.rs b/src/error_action/tests.rs
new file mode 100644
index 0000000..90c84d7
--- /dev/null
+++ b/src/error_action/tests.rs
@@ -0,0 +1,12 @@
+//Clone, Copy, Debug, Eq, PartialEq
+
+use super::*;
+
+#[test]
+fn derives() {
+    let a = ErrorAction::Forward;
+    let b = ErrorAction::CatchAndLocalShutdown;
+
+    assert_ne!(a, b.clone());
+    assert_ne!(format!("{:?}", a), format!("{:?}", b));
+}