1// Copyright 2008 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// Source lines for test.
30var lines = [ 'function a() { b(); };\n',
31              'function    b() {\n',
32              '  c(true);\n',
33              '};\n',
34              '  function c(x) {\n',
35              '    if (x) {\n',
36              '      return 1;\n',
37              '    } else {\n',
38              '      return 1;\n',
39              '    }\n',
40              '  };\n' ];
41
42// Build source by putting all lines together
43var source = '';
44for (var i = 0; i < lines.length; i++) {
45  source += lines[i];
46}
47eval(source);
48
49// Flags: --expose-debug-as debug
50// Get the Debug object exposed from the debug context global object.
51Debug = debug.Debug
52
53// Get the script object from one of the functions in the source.
54var script = Debug.findScript(a);
55
56// Make sure that the source is as expected.
57assertEquals(source, script.source);
58assertEquals(source, script.sourceSlice().sourceText());
59
60// Try all possible line interval slices.
61for (var slice_size = 0; slice_size < lines.length; slice_size++) {
62  for (var n = 0; n < lines.length - slice_size; n++) {
63    var slice = script.sourceSlice(n, n + slice_size);
64    assertEquals(n, slice.from_line);
65    assertEquals(n + slice_size, slice.to_line);
66
67    var text = slice.sourceText();
68    var expected = '';
69    for (var i = 0; i < slice_size; i++) {
70      expected += lines[n + i];
71    }
72    assertEquals(expected, text);
73  }
74}
75