Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 1 | // Copyright 2011 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 | |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 28 | // Flags: --expose-debug-as debug |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 29 | |
| 30 | // Check that the ScopeIterator can properly recreate the scope at |
| 31 | // every point when stepping through functions. |
| 32 | |
| 33 | var Debug = debug.Debug; |
| 34 | |
| 35 | function listener(event, exec_state, event_data, data) { |
| 36 | if (event == Debug.DebugEvent.Break) { |
| 37 | // Access scope details. |
| 38 | var scope_count = exec_state.frame().scopeCount(); |
| 39 | for (var i = 0; i < scope_count; i++) { |
| 40 | var scope = exec_state.frame().scope(i); |
| 41 | // assertTrue(scope.isScope()); |
| 42 | scope.scopeType(); |
| 43 | scope.scopeObject(); |
| 44 | } |
| 45 | |
| 46 | // Do steps until we reach the global scope again. |
Ben Murdoch | 4a90d5f | 2016-03-22 12:00:34 +0000 | [diff] [blame] | 47 | exec_state.prepareStep(Debug.StepAction.StepIn); |
Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame] | 48 | } |
| 49 | } |
| 50 | |
| 51 | Debug.setListener(listener); |
| 52 | |
| 53 | var q = 42; |
| 54 | var prefixes = [ "debugger; ", |
| 55 | "if (false) { try { throw 0; } catch(x) { this.x = x; } }; debugger; " ]; |
| 56 | var with_bodies = [ "with ({}) {}", |
| 57 | "with ({x:1}) x", |
| 58 | "with ({x:1}) x = 1", |
| 59 | "with ({x:1}) x ", |
| 60 | "with ({x:1}) x = 1 ", |
| 61 | "with ({x:1}) x;", |
| 62 | "with ({x:1}) x = 1;", |
| 63 | "with ({x:1}) x; ", |
| 64 | "with ({x:1}) x = 1; " ]; |
| 65 | |
| 66 | |
| 67 | // Test global eval and function constructor. |
| 68 | for (var i = 0; i < prefixes.length; ++i) { |
| 69 | var pre = prefixes[i]; |
| 70 | for (var j = 0; j < with_bodies.length; ++j) { |
| 71 | var body = with_bodies[j]; |
| 72 | eval(pre + body); |
| 73 | Function(pre + body)(); |
| 74 | } |
| 75 | } |