diff --git a/pkg/test_runner/bin/test_runner.dart b/pkg/test_runner/bin/test_runner.dart
index bd1027a4b0a..d1b230d7d3b 100644
--- a/pkg/test_runner/bin/test_runner.dart
+++ b/pkg/test_runner/bin/test_runner.dart
@@ -44,6 +44,10 @@ void main(List<String> arguments) async {
     exit(1);
   }
 
+  if (configurations.isEmpty) {
+    return;
+  }
+
   // Run all of the configured tests.
   await testConfigurations(configurations);
 }