/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
 *
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 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
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 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS CONTRIBUTORS "AS IS" AND ANY
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// Simple pseudorandom number generator helper functions, used by the
// red-black and interval tree tests.
//
// These are **not** thread safe!

#ifndef SKY_ENGINE_PLATFORM_TESTING_TREETESTHELPERS_H_
#define SKY_ENGINE_PLATFORM_TESTING_TREETESTHELPERS_H_

#include <stdint.h>

namespace blink {
namespace TreeTestHelpers {

// Initializes the pseudo-random number generator with a specific seed.
void initRandom(const int32_t seed);

// Produces the next pseudo-random number in the sequence, in the
// range from [0..maximumValue). Negative numbers are not allowed and will
// produce undefined results.
int32_t nextRandom(const int32_t maximumValue);

} // namespace TreeTestHelpers
} // namespace blink

#endif  // SKY_ENGINE_PLATFORM_TESTING_TREETESTHELPERS_H_