Debugger.setBreakpoint on line:column in <script>

Found <script>
Running testFunction
PASS: step 0: type "object" className "Number"
PASS: step 1: type "object" className "String"
PASS: step 2: type "object" className "Number"
PASS: step 3: type "object" className "String"
PASS: step 4: type "object" className "Window"
PASS: step 5: type "object" className "Window"