JezK
Edit File: regress-1639.js
// Copyright 2012 the V8 project authors. All rights reserved. // Redistribution and use in source and binary forms, with or without // modification, are permitted provided that the following conditions are // met: // // * Redistributions of source code must retain the above copyright // notice, this list of conditions and the following disclaimer. // * Redistributions in binary form must reproduce the above // copyright notice, this list of conditions and the following // disclaimer in the documentation and/or other materials provided // with the distribution. // * Neither the name of Google Inc. nor the names of its // contributors may be used to endorse or promote products derived // from this software without specific prior written permission. // // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. // Flags: --expose-debug-as debug // Get the Debug object exposed from the debug context global object. Debug = debug.Debug var breaks = 0; var exception = 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); } function listener(event, exec_state, event_data, data) { try { if (event == Debug.DebugEvent.Break) { var line = event_data.sourceLineText(); print('break: ' + line); assertEquals(-1, line.indexOf('NOBREAK'), "should not break on unexpected lines") assertEquals('BREAK ' + breaks, line.substr(-7)); breaks++; if (breaks < 4) { sendCommand(exec_state, { seq: 0, type: "request", command: "continue", arguments: { stepaction: "next" } }); } } } catch (e) { print(e); exception = true; } } // Add the debug event listener. Debug.setListener(listener); function a(f) { if (f) { // NOBREAK: should not break here! try { f(); } catch(e) { } } } // BREAK 2 function b() { c(); // BREAK 0 } // BREAK 1 function c() { a(); } // Set a break point and call to invoke the debug event listener. Debug.setBreakPoint(b, 0, 0); a(b); a(); // BREAK 3 assertFalse(exception);