v8  7.9.317 (node 13.2.0)
V8 is Google's open source JavaScript engine
v8-testing.h
Go to the documentation of this file.
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" // NOLINT(build/include)
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(Isolate* isolate);
43 };
44 
45 
46 } // namespace v8
47 
48 #endif // V8_V8_TEST_H_