1 // Copyright 2010 the V8 project authors. All rights reserved.
2 // Use of this source code is governed by a BSD-style license that can be
3 // found in the LICENSE file.
4 
5 #ifndef V8_V8_TEST_H_
6 #define V8_V8_TEST_H_
7 
8 #include "v8.h"
9 
10 /**
11  * Testing support for the V8 JavaScript engine.
12  */
13 namespace v8 {
14 
15 class V8_EXPORT Testing {
16  public:
17   enum StressType {
18     kStressTypeOpt,
19     kStressTypeDeopt
20   };
21 
22   /**
23    * Set the type of stressing to do. The default if not set is kStressTypeOpt.
24    */
25   static void SetStressRunType(StressType type);
26 
27   /**
28    * Get the number of runs of a given test that is required to get the full
29    * stress coverage.
30    */
31   static int GetStressRuns();
32 
33   /**
34    * Indicate the number of the run which is about to start. The value of run
35    * should be between 0 and one less than the result from GetStressRuns()
36    */
37   static void PrepareStressRun(int run);
38 
39   /**
40    * Force deoptimization of all functions.
41    */
42   static void DeoptimizeAll();
43 };
44 
45 
46 }  // namespace v8
47 
48 #endif  // V8_V8_TEST_H_
49