Ben Murdoch | b8a8cc1 | 2014-11-26 15:28:44 +0000 | [diff] [blame^] | 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 |
| 29 | // Flags: --turbo-deoptimization |
| 30 | |
| 31 | Debug = debug.Debug |
| 32 | |
| 33 | var error = null; |
| 34 | var test = 0; |
| 35 | |
| 36 | function check_v(expected, exec_state, frame_id) { |
| 37 | assertEquals(expected, exec_state.frame(frame_id).evaluate('v').value()); |
| 38 | } |
| 39 | |
| 40 | function listener(event, exec_state, event_data, data) { |
| 41 | try { |
| 42 | if (event != Debug.DebugEvent.Break) return; |
| 43 | test++; |
| 44 | if (test == 1) { |
| 45 | check_v('inner0', exec_state, 0); |
| 46 | check_v('inner0', exec_state, 1); |
| 47 | check_v('outer', exec_state, 2); |
| 48 | assertArrayEquals(["a", "b", "c"], |
| 49 | exec_state.frame(0).evaluate('arguments').value()); |
| 50 | } else if (test == 2) { |
| 51 | check_v('inner1', exec_state, 0); |
| 52 | check_v('inner1', exec_state, 1); |
| 53 | check_v('outer', exec_state, 2); |
| 54 | assertArrayEquals(["a", "b", "c"], |
| 55 | exec_state.frame(0).evaluate('arguments').value()); |
| 56 | } else { |
| 57 | assertEquals(3, test); |
| 58 | check_v('inner2', exec_state, 0); |
| 59 | check_v('inner1', exec_state, 1); |
| 60 | check_v('inner1', exec_state, 2); |
| 61 | check_v('outer', exec_state, 3); |
| 62 | assertArrayEquals(["x", "y", "z"], |
| 63 | exec_state.frame(0).evaluate('arguments').value()); |
| 64 | assertArrayEquals(["a", "b", "c"], |
| 65 | exec_state.frame(1).evaluate('arguments').value()); |
| 66 | } |
| 67 | } catch (e) { |
| 68 | error = e; |
| 69 | } |
| 70 | }; |
| 71 | |
| 72 | Debug.setListener(listener); |
| 73 | |
| 74 | var v = 'outer'; |
| 75 | (function() { // Test 1 and 2 |
| 76 | var v = 'inner0'; |
| 77 | eval("debugger; var v = 'inner1'; debugger;"); |
| 78 | assertEquals('inner1', v); // Overwritten by local eval. |
| 79 | })("a", "b", "c"); |
| 80 | assertNull(error); |
| 81 | |
| 82 | (function() { // Test 3 |
| 83 | var v = 'inner0'; // Local eval overwrites this value. |
| 84 | eval("var v = 'inner1'; " + |
| 85 | "(function() { var v = 'inner2'; debugger; })('x', 'y', 'z');"); |
| 86 | assertEquals('inner1', v); // Overwritten by local eval. |
| 87 | })("a", "b", "c"); |
| 88 | assertNull(error); |