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'"); 95
