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| 1 // Copyright 2010 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 // Get the Debug object exposed from the debug context global object. |
| 30 |
| 31 Debug = debug.Debug |
| 32 |
| 33 function Test(old_expression, new_expression) { |
| 34 // Generate several instances of function to test that we correctly fix |
| 35 // all functions in memory. |
| 36 var function_instance_number = 11; |
| 37 eval("var t1 =1;\n" + |
| 38 "ChooseAnimalArray = [];\n" + |
| 39 "for (var i = 0; i < function_instance_number; i++) {\n" + |
| 40 " ChooseAnimalArray.push(\n" + |
| 41 " function ChooseAnimal() {\n" + |
| 42 " return " + old_expression + ";\n" + |
| 43 " });\n" + |
| 44 "}\n" + |
| 45 "var t2 =1;\n"); |
| 46 |
| 47 for (var i = 0; i < ChooseAnimalArray.length; i++) { |
| 48 assertEquals("Cat", ChooseAnimalArray[i]()); |
| 49 } |
| 50 |
| 51 var script = Debug.findScript(ChooseAnimalArray[0]); |
| 52 |
| 53 var patch_pos = script.source.indexOf(old_expression); |
| 54 var new_animal_patch = new_expression; |
| 55 |
| 56 var change_log = new Array(); |
| 57 Debug.LiveEdit.TestApi.ApplySingleChunkPatch(script, patch_pos, |
| 58 old_expression.length, new_expression, change_log); |
| 59 |
| 60 for (var i = 0; i < ChooseAnimalArray.length; i++) { |
| 61 assertEquals("Capybara", ChooseAnimalArray[i]()); |
| 62 } |
| 63 } |
| 64 |
| 65 // Check that old literal boilerplate was reset. |
| 66 Test("['Cat'][0]", "['Capybara'][0]"); |
| 67 Test("['Cat'][0]", "{a:'Capybara'}.a"); |
| 68 |
| 69 // No literals -> 1 literal. |
| 70 Test("'Cat'", "['Capybara'][0]"); |
| 71 |
| 72 // No literals -> 2 literals. |
| 73 Test("'Cat'", "['Capy'][0] + {a:'bara'}.a"); |
| 74 |
| 75 // 1 literal -> no literals. |
| 76 Test("['Cat'][0]", "'Capybara'"); |
| 77 |
| 78 // 2 literals -> no literals. |
| 79 Test("['Ca'][0] + {a:'t'}.a", "'Capybara'"); |
| 80 |
| 81 // No literals -> regexp. |
| 82 Test("'Cat'", "(/.A.Y.A.A/i).exec('Capybara')[0]"); |
| 83 |
| 84 // Array literal -> regexp. |
| 85 Test("['Cat'][0]", "(/.A.Y.A.A/i).exec('Capybara')[0]"); |
| 86 |
| 87 // Regexp -> object literal. |
| 88 Test("(/.A./i).exec('Cat')[0]", "{c:'Capybara'}.c"); |
| 89 |
| 90 // No literals -> regexp. |
| 91 Test("'Cat'", "(/.A.Y.A.A/i).exec('Capybara')[0]"); |
| 92 |
| 93 // Regexp -> no literals. |
| 94 Test("(/.A./i).exec('Cat')[0]", "'Capybara'"); |
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