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Issue 2503293002: [debug-wrapper] LiveEdit, frame.restart(), breakpoints (Closed)
Patch Set: Address comments Created 4 years, 1 month ago
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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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