debug-script.js revision 69a99ed0b2b2ef69d393c371b03db3a98aaf880e 
1// Copyright 2008 the V8 project authors. All rights reserved.
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3// modification, are permitted provided that the following conditions are
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5//
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26// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27
28// Flags: --expose-debug-as debug --expose-gc
29// Get the Debug object exposed from the debug context global object.
30Debug = debug.Debug
31
32Date();
33RegExp();
34
35// Count script types.
36var named_native_count = 0;
37var named_native_names = {};
38var extension_count = 0;
39var normal_count = 0;
40var scripts = Debug.scripts();
41for (i = 0; i < scripts.length; i++) {
42  if (scripts[i].type == Debug.ScriptType.Native) {
43    if (scripts[i].name) {
44      // TODO(1641): Remove check for equally named native scripts once the
45      // underlying issue is fixed.
46      if (!named_native_names[scripts[i].name]) {
47        named_native_names[scripts[i].name] = true;
48        named_native_count++;
49      }
50    }
51  } else if (scripts[i].type == Debug.ScriptType.Extension) {
52    extension_count++;
53  } else if (scripts[i].type == Debug.ScriptType.Normal) {
54    normal_count++;
55  } else {
56    assertUnreachable('Unexpected type ' + scripts[i].type);
57  }
58}
59
60// This has to be updated if the number of native scripts change.
61assertEquals(14, named_native_count);
62// If no snapshot is used, only the 'gc' extension is loaded.
63// If snapshot is used, all extensions are cached in the snapshot.
64assertTrue(extension_count == 1 || extension_count == 5);
65// This script and mjsunit.js has been loaded.  If using d8, d8 loads
66// a normal script during startup too.
67assertTrue(normal_count == 2 || normal_count == 3);
68
69// Test a builtins script.
70var math_script = Debug.findScript('native math.js');
71assertEquals('native math.js', math_script.name);
72assertEquals(Debug.ScriptType.Native, math_script.type);
73
74// Test a builtins delay loaded script.
75var date_delay_script = Debug.findScript('native date.js');
76assertEquals('native date.js', date_delay_script.name);
77assertEquals(Debug.ScriptType.Native, date_delay_script.type);
78
79// Test a debugger script.
80var debug_delay_script = Debug.findScript('native debug.js');
81assertEquals('native debug.js', debug_delay_script.name);
82assertEquals(Debug.ScriptType.Native, debug_delay_script.type);
83
84// Test an extension script.
85var extension_gc_script = Debug.findScript('v8/gc');
86if (extension_gc_script) {
87  assertEquals('v8/gc', extension_gc_script.name);
88  assertEquals(Debug.ScriptType.Extension, extension_gc_script.type);
89}
90
91// Test a normal script.
92var mjsunit_js_script = Debug.findScript(/mjsunit.js/);
93assertTrue(/mjsunit.js/.test(mjsunit_js_script.name));
94assertEquals(Debug.ScriptType.Normal, mjsunit_js_script.type);
95
96// Check a nonexistent script.
97var dummy_script = Debug.findScript('dummy.js');
98assertTrue(typeof dummy_script == 'undefined');
99