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
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11//       with the distribution.
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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
31Debug = debug.Debug
32
33eval("var something1 = 25; \n"
34     + "var something2 = 2010; \n"
35     + "// Array(); \n"
36     + "function ChooseAnimal() {\n"
37     + "  return 'Cat';\n"
38     + "} \n"
39     + "function ChooseFurniture() {\n"
40     + "  return 'Table';\n"
41     + "} \n"
42     + "function ChooseNumber() { return 17; } \n"
43     + "ChooseAnimal.Factory = function Factory() {\n"
44     + "  return function FactoryImpl(name) {\n"
45     + "    return 'Help ' + name;\n"
46     + "  }\n"
47     + "}\n");
48
49assertEquals("Cat", ChooseAnimal());
50assertEquals(25, something1);
51
52var script = Debug.findScript(ChooseAnimal);
53
54var new_source = script.source.replace("Cat", "Cap' + 'yb' + 'ara");
55var new_source = new_source.replace("25", "26");
56var new_source = new_source.replace("Help", "Hello");
57var new_source = new_source.replace("17", "18");
58// The call to array causes a change in the number of type feedback slots for
59// the script.
60//
61// TODO(mvstanton): For now, the inclusion of the Array() call at the top level
62// of the script causes us to visit a corner case, but I'd like to validate
63// correctness more explicitly.
64var new_source = new_source.replace("// Array", "Array");
65print("new source: " + new_source);
66
67var change_log = new Array();
68var result = Debug.LiveEdit.SetScriptSource(script, new_source, false, change_log);
69print("Result: " + JSON.stringify(result) + "\n");
70print("Change log: " + JSON.stringify(change_log) + "\n");
71
72assertEquals("Capybara", ChooseAnimal());
73// Global variable do not get changed (without restarting script).
74assertEquals(25, something1);
75// We should support changes in oneliners.
76assertEquals(18, ChooseNumber());
77assertEquals("Hello Peter", ChooseAnimal.Factory()("Peter"));
78