v8/test/mjsunit/debug-compile-event-newfunction.js

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//
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// Flags: --expose-debug-as debug
// Get the Debug object exposed from the debug context global object.
Debug = debug.Debug

var exception = null;  // Exception in debug event listener.

function listener(event, exec_state, event_data, data) {
  try {
    if (event == Debug.DebugEvent.AfterCompile) {
      assertEquals(Debug.ScriptCompilationType.Eval,
                   event_data.script().compilationType(),
                  'Wrong compilationType');
      var evalFromScript = event_data.script().evalFromScript();
      assertTrue(!!evalFromScript, ' evalFromScript ');
      assertFalse(evalFromScript.isUndefined(), 'evalFromScript.isUndefined()');
      assertTrue(/debug-compile-event-newfunction.js$/.test(
                     evalFromScript.name()),
                 'Wrong eval from script name.');

      var evalFromLocation = event_data.script().evalFromLocation();
      assertTrue(!!evalFromLocation, 'evalFromLocation is undefined');
      assertEquals(63, evalFromLocation.line);

      // Check that the event can be serialized without exceptions.
      var json = event_data.toJSONProtocol();
    }
  } catch (e) {
    exception = e
  }
};


// Add the debug event listener.
Debug.setListener(listener);

// Create a function from its body text. It will lead to an eval.
new Function('arg1', 'return arg1 + 1;');

assertNull(exception, "exception in listener");

Debug.setListener(null);