1// Copyright 2013 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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27
28#include "src/v8.h"
29#include "test/cctest/cctest.h"
30
31#include "src/base/utils/random-number-generator.h"
32#include "src/isolate-inl.h"
33
34using namespace v8::internal;
35
36
37static const int64_t kRandomSeeds[] = {-1, 1, 42, 100, 1234567890, 987654321};
38
39
40TEST(RandomSeedFlagIsUsed) {
41  for (unsigned n = 0; n < arraysize(kRandomSeeds); ++n) {
42    FLAG_random_seed = static_cast<int>(kRandomSeeds[n]);
43    v8::Isolate* i = v8::Isolate::New();
44    v8::base::RandomNumberGenerator& rng =
45        *reinterpret_cast<Isolate*>(i)->random_number_generator();
46    CHECK_EQ(kRandomSeeds[n], rng.initial_seed());
47    i->Dispose();
48  }
49}
50