/src/mozilla-central/tools/fuzzing/common/FuzzingTraits.cpp
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1 | | /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ |
2 | | /* vim: set ts=8 sts=2 et sw=2 tw=80: */ |
3 | | /* This Source Code Form is subject to the terms of the Mozilla Public |
4 | | * License, v. 2.0. If a copy of the MPL was not distributed with this |
5 | | * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ |
6 | | |
7 | | #include "FuzzingTraits.h" |
8 | | |
9 | | namespace mozilla { |
10 | | namespace fuzzing { |
11 | | |
12 | | /* static */ |
13 | | unsigned int |
14 | | FuzzingTraits::Random(unsigned int aMax) |
15 | 0 | { |
16 | 0 | MOZ_ASSERT(aMax > 0, "aMax needs to be bigger than 0"); |
17 | 0 | return static_cast<unsigned int>(random() % aMax); |
18 | 0 | } |
19 | | |
20 | | /* static */ |
21 | | bool |
22 | | FuzzingTraits::Sometimes(unsigned int aProbability) |
23 | 0 | { |
24 | 0 | return FuzzingTraits::Random(aProbability) == 0; |
25 | 0 | } |
26 | | |
27 | | /*static */ |
28 | | size_t |
29 | | FuzzingTraits::Frequency(const size_t aSize, const uint64_t aFactor) |
30 | 0 | { |
31 | 0 | return RandomIntegerRange<size_t>(0, ceil(float(aSize) / aFactor)) + 1; |
32 | 0 | } |
33 | | |
34 | | } // namespace fuzzing |
35 | | } // namespace mozilla |