diff --git a/tool/drone_io.sh b/tool/drone_io.sh
index 91c268e..f92c138 100755
--- a/tool/drone_io.sh
+++ b/tool/drone_io.sh
@@ -13,6 +13,12 @@ pub install
 pub build ${build_folder}
 
 
+# -----------------------------------
+# Test.
+# -----------------------------------
+dart test/all_tests.dart
+
+
 # -----------------------------------
 # Configure git in build subfolder
 # -----------------------------------