v8/test/cctest/test-random-number-generator.cc
jochen 9ba5fe028f Pass ArrayBuffer::Allocator via Isolate::CreateParams
We shouldn't have shared state between isolates by default. The embedder
is free to pass the same allocator to all isolates it creates.

BUG=none
R=dcarney@chromium.org
LOG=y

Review URL: https://codereview.chromium.org/1116633002

Cr-Commit-Position: refs/heads/master@{#28127}
2015-04-29 09:54:43 +00:00

51 lines
2.3 KiB
C++

// Copyright 2013 the V8 project authors. All rights reserved.
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are
// met:
//
// * Redistributions of source code must retain the above copyright
// notice, this list of conditions and the following disclaimer.
// * Redistributions in binary form must reproduce the above
// copyright notice, this list of conditions and the following
// disclaimer in the documentation and/or other materials provided
// with the distribution.
// * Neither the name of Google Inc. nor the names of its
// contributors may be used to endorse or promote products derived
// from this software without specific prior written permission.
//
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
// "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
// LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
// A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
// OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
// SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
// LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
// DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
// THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
// OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
#include "src/v8.h"
#include "test/cctest/cctest.h"
#include "src/base/utils/random-number-generator.h"
using namespace v8::internal;
static const int64_t kRandomSeeds[] = {-1, 1, 42, 100, 1234567890, 987654321};
TEST(RandomSeedFlagIsUsed) {
for (unsigned n = 0; n < arraysize(kRandomSeeds); ++n) {
FLAG_random_seed = static_cast<int>(kRandomSeeds[n]);
v8::Isolate::CreateParams create_params;
create_params.array_buffer_allocator = CcTest::array_buffer_allocator();
v8::Isolate* i = v8::Isolate::New(create_params);
v8::base::RandomNumberGenerator& rng =
*reinterpret_cast<Isolate*>(i)->random_number_generator();
CHECK_EQ(kRandomSeeds[n], rng.initial_seed());
i->Dispose();
}
}