pod_tree_test_helpers.h | Explore in Territory

/*
 * Copyright (C) 2010 Google Inc. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 * 1.  Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 * 2.  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.
 *
 * THIS SOFTWARE IS PROVIDED BY APPLE AND ITS 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 APPLE OR ITS CONTRIBUTORS BE LIABLE FOR ANY
 * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
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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 THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_POD_TREE_TEST_HELPERS_H_
#define THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_POD_TREE_TEST_HELPERS_H_

#include <stdint.h>

namespace WTF {
namespace tree_test_helpers {

// 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 maximum_value);

}  // namespace tree_test_helpers
}  // namespace WTF

#endif  // THIRD_PARTY_BLINK_RENDERER_PLATFORM_WTF_POD_TREE_TEST_HELPERS_H_
chromium/third_party/blink/renderer/platform/wtf/pod_tree_test_helpers.h
