// Copyright 2016 the V8 project authors. All rights reserved.

// Use of this source code is governed by a BSD-style license that can be

// found in the LICENSE file.

const Debug = new DebugWrapper();

Debug.enable();

// This test tests that full code compiled without debug break slots

// is recompiled with debug break slots when debugging is started.

var bp;

var done = false;

var step_count = 0;

var set_bp = false

// Debug event listener which steps until the global variable done is true.

function listener(event, exec_state, event_data, data) {

if (event == Debug.DebugEvent.Break) {

if (!done) Debug.stepOver();

step_count++;

}

};

// Set the global variables state to prepare the stepping test.

function prepare_step_test() {

done = false;

step_count = 0;

}

// Test function to step through.

function f() {

var a = 0;

if (set_bp) { bp = Debug.setBreakPoint(f, 3); }

var i = 1;

var j = 2;

done = true;

};

prepare_step_test();

f();

// Add the debug event listener.

Debug.setListener(listener);

// Make f set a breakpoint with an activation on the stack.

prepare_step_test();

set_bp = true;

f();

assertEquals(4, step_count);

Debug.clearBreakPoint(bp);

// Set a breakpoint on the first var statement (line 1).

set_bp = false;

bp = Debug.setBreakPoint(f, 3);

// Step through the function ensuring that the var statements are hit as well.

prepare_step_test();

f();

assertEquals(4, step_count);

// Clear the breakpoint and check that no stepping happens.

Debug.clearBreakPoint(bp);

prepare_step_test();

f();

assertEquals(0, step_count);

// Get rid of the debug event listener.

Debug.setListener(null);