v8/test/mjsunit/regress/regress-1853.js

// Copyright 2012 the V8 project authors. All rights reserved.
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// modification, are permitted provided that the following conditions are
// met:
//
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// Flags: --expose-debug-as debug

// Test whether scripts compiled after setting the break point are
// updated correctly.

Debug = debug.Debug;

var break_count = 0;
var test_break_1 = false;
var test_break_2 = false;

function sendCommand(state, cmd) {
  // Get the debug command processor in paused state.
  var dcp = state.debugCommandProcessor(false);
  var request = JSON.stringify(cmd);
  var response = dcp.processDebugJSONRequest(request);
  return JSON.parse(response);
}

function setBreakPointByName(state) {
  sendCommand(state, {
    seq: 0,
    type: "request",
    command: "setbreakpoint",
    arguments: {
      type: "script",
      target: "testScriptOne",
      line: 2
    }
  });
}

function setBreakPointByRegExp(state) {
  sendCommand(state, {
    seq: 0,
    type: "request",
    command: "setbreakpoint",
    arguments: {
      type: "scriptRegExp",
      target: "Scrip.Two",
      line: 2
    }
  });
}

function listener(event, exec_state, event_data, data) {
  try {
    if (event == Debug.DebugEvent.Break) {
      switch (break_count) {
        case 0:
          // Set break points before the code has been compiled.
          setBreakPointByName(exec_state);
          setBreakPointByRegExp(exec_state);
          break;
        case 1:
          // Set the flag to prove that we hit the first break point.
          test_break_1 = true;
          break;
        case 2:
          // Set the flag to prove that we hit the second break point.
          test_break_2 = true;
          break;
      }
      break_count++;
    }
  } catch (e) {
    print(e);
  }
}

Debug.setListener(listener);
debugger;

eval('function test1() {                \n' +
     '  assertFalse(test_break_1);      \n' +
     '  assertTrue(test_break_1);       \n' +
     '}                                 \n' +
     '//# sourceURL=testScriptOne');

eval('function test2() {                \n' +
     '  assertFalse(test_break_2);      \n' +
     '  assertTrue(test_break_2);       \n' +
     '}                                 \n' +
     '//# sourceURL=testScriptTwo');

test1();
test2();
assertEquals(3, break_count);