1 // Copyright 2013 the V8 project authors. All rights reserved. 2 // Redistribution and use in source and binary forms, with or without 3 // modification, are permitted provided that the following conditions are 4 // met: 5 // 6 // * Redistributions of source code must retain the above copyright 7 // notice, this list of conditions and the following disclaimer. 8 // * Redistributions in binary form must reproduce the above 9 // copyright notice, this list of conditions and the following 10 // disclaimer in the documentation and/or other materials provided 11 // with the distribution. 12 // * Neither the name of Google Inc. nor the names of its 13 // contributors may be used to endorse or promote products derived 14 // from this software without specific prior written permission. 15 // 16 // THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 17 // "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 18 // LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 19 // A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 20 // OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 21 // SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 22 // LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 // DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 // THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 // (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 26 // OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 28 // Flags: --expose-debug-as debug --allow-natives-syntax 29 // Flags: --debug-eval-readonly-locals 30 31 Debug = debug.Debug; 32 var listened = false; 33 34 function listener(event, exec_state, event_data, data) { 35 if (event != Debug.DebugEvent.Break) return; 36 try { 37 assertEquals("goo", exec_state.frame(0).evaluate("goo").value()); 38 exec_state.frame(0).evaluate("goo = 'goo foo'"); // no effect 39 assertEquals("bar return", exec_state.frame(0).evaluate("bar()").value()); 40 assertEquals("inner bar", exec_state.frame(0).evaluate("inner").value()); 41 assertEquals("outer bar", exec_state.frame(0).evaluate("outer").value()); 42 43 assertEquals("baz inner", exec_state.frame(0).evaluate("baz").value()); 44 assertEquals("baz outer", exec_state.frame(1).evaluate("baz").value()); 45 exec_state.frame(0).evaluate("w = 'w foo'"); 46 exec_state.frame(0).evaluate("inner = 'inner foo'"); // no effect 47 exec_state.frame(0).evaluate("outer = 'outer foo'"); // has effect 48 exec_state.frame(0).evaluate("baz = 'baz inner foo'"); // no effect 49 exec_state.frame(1).evaluate("baz = 'baz outer foo'"); // has effect 50 listened = true; 51 } catch (e) { 52 print(e); 53 print(e.stack); 54 } 55 } 56 57 Debug.setListener(listener); 58 59 var outer = "outer"; 60 var baz = "baz outer"; 61 62 function foo() { 63 var inner = "inner"; 64 var baz = "baz inner"; 65 var goo = "goo"; 66 var withw = { w: "w" }; 67 var withv = { v: "v" }; 68 69 with (withv) { 70 var bar = function bar() { 71 assertEquals("goo", goo); 72 inner = "inner bar"; 73 outer = "outer bar"; 74 v = "v bar"; 75 return "bar return"; 76 }; 77 } 78 79 with (withw) { 80 debugger; 81 } 82 83 assertEquals("inner bar", inner); 84 assertEquals("baz inner", baz); 85 assertEquals("w foo", withw.w); 86 assertEquals("v bar", withv.v); 87 } 88 89 foo(); 90 assertEquals("outer foo", outer); 91 assertEquals("baz outer foo", baz); 92 assertTrue(listened); 93 Debug.setListener(null); 94
