// Copyright 2008 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. // The functions used for testing backtraces. They are at the top to make the // testing of source line/column easier. function f(x, y) { a=1; }; var m = (0, function() { new f(1); }); function g() { m(); }; Debug = debug.Debug let listenerCalled = false; let exceptionThrown = false; function listener(event, exec_state, event_data, data) { try { if (event == Debug.DebugEvent.Break) { // The expected backtrace is // 0: f // 1: m // 2: g // 3: [anonymous] assertEquals(4, exec_state.frameCount()); var frame0 = exec_state.frame(0); assertEquals("f", frame0.func().name()); assertEquals(0, frame0.index()); assertEquals(31, frame0.sourceLine()); assertEquals(2, frame0.sourceColumn()); assertEquals(2, frame0.localCount()); assertEquals("x", frame0.localName(0)); assertEquals(1, frame0.localValue(0).value()); assertEquals("y", frame0.localName(1)); assertEquals(undefined, frame0.localValue(1).value()); var frame1 = exec_state.frame(1); assertEquals("m", frame1.func().name()); assertEquals(1, frame1.index()); assertEquals(35, frame1.sourceLine()); assertEquals(2, frame1.sourceColumn()); assertEquals(0, frame1.localCount()); var frame2 = exec_state.frame(2); assertEquals("g", frame2.func().name()); var frame3 = exec_state.frame(3); assertEquals("", frame3.func().name()); listenerCalled = true; } } catch (e) { exceptionThrown = true; }; }; // Add the debug event listener. Debug.setListener(listener); // Set a break point and call to invoke the debug event listener. Debug.setBreakPoint(f, 0, 0); g(); // Make sure that the debug event listener vas invoked. assertFalse(exceptionThrown, "exception in listener"); assertTrue(listenerCalled);