1 files changed, 10 insertions, 0 deletions
diff --git a/src/test/ui/custom_test_frameworks/auxiliary/example_runner.rs b/src/test/ui/custom_test_frameworks/auxiliary/example_runner.rs
new file mode 100644
index 000000000..dd68c0685
--- /dev/null
+++ b/src/test/ui/custom_test_frameworks/auxiliary/example_runner.rs
@@ -0,0 +1,10 @@
+pub trait Testable {
+    fn name(&self) -> String;
+    fn run(&self) -> Option<String>; // None will be success, Some is the error message
+}
+
+pub fn runner(tests: &[&dyn Testable]) {
+    for t in tests {
+        print!("{}........{}", t.name(), t.run().unwrap_or_else(|| "SUCCESS".to_string()));
+    }
+}