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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
34 using namespace v8::internal;
35
36
37 static const int64_t kRandomSeeds[] = {-1, 1, 42, 100, 1234567890, 987654321};
38
39
TEST(RandomSeedFlagIsUsed)40 TEST(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