A method, computer program product, and computer system for setting, at a computing device, a breakpoint of a plurality of breakpoints for use by a debugger at an entry point of a plurality of entry points for a component of a plurality of components, wherein the breakpoint is set automatically. While executing the debugger on the component, it is determined whether the breakpoint is reached from outside of the component by a program. If the breakpoint is reached from outside of the component, the program executed by the debugger stops. If the breakpoint is reached from inside of the component, the program executed by the debugger continues.