mirror of
https://github.com/mozilla/gecko-dev.git
synced 2024-11-05 16:46:26 +00:00
99 lines
2.6 KiB
C++
99 lines
2.6 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 2 -*-
|
|
*
|
|
* The contents of this file are subject to the Netscape Public
|
|
* License Version 1.1 (the "License"); you may not use this file
|
|
* except in compliance with the License. You may obtain a copy of
|
|
* the License at http://www.mozilla.org/NPL/
|
|
*
|
|
* Software distributed under the License is distributed on an "AS
|
|
* IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or
|
|
* implied. See the License for the specific language governing
|
|
* rights and limitations under the License.
|
|
*
|
|
* The Original Code is mozilla.org code.
|
|
*
|
|
* The Initial Developer of the Original Code is Netscape
|
|
* Communications Corporation. Portions created by Netscape are
|
|
* Copyright (C) 1998 Netscape Communications Corporation. All
|
|
* Rights Reserved.
|
|
*
|
|
* Contributor(s):
|
|
*/
|
|
|
|
#ifndef TREETEST_H
|
|
#define TREETEST_H
|
|
|
|
#include "Tree.h"
|
|
|
|
|
|
const bool printProgress = true; // Set to print the progress of each test
|
|
|
|
Uint32 random(Uint16 range);
|
|
|
|
|
|
// --- PRIVATE ----------------------------------------------------------------
|
|
|
|
class TreeHarness
|
|
{
|
|
// We could have used Uint32 directly instead of struct TestKey, but
|
|
// this way we can check that the Tree templates do not expect any methods
|
|
// other than operator< to apply to keys.
|
|
struct TestKey
|
|
{
|
|
Uint32 n; // Number of the node that contains this key
|
|
|
|
explicit TestKey(Uint32 n): n(n) {}
|
|
|
|
bool operator<(const TestKey &key2) const {return n < key2.n;}
|
|
};
|
|
|
|
struct TestNode: TreeNode<TestNode>
|
|
{
|
|
TestKey key;
|
|
|
|
TestNode(): key(0) {}
|
|
|
|
const TestKey &getKey() const {return key;}
|
|
};
|
|
|
|
public:
|
|
static const nNodes = 32;
|
|
|
|
private:
|
|
SortedTree<TestNode, TestKey> tree;
|
|
Uint32 rep; // Bitmap of what should be in the tree
|
|
TestNode nodes[nNodes];
|
|
|
|
public:
|
|
TreeHarness();
|
|
|
|
static inline Uint32 randomNode() {return random(nNodes);}
|
|
inline bool present(Uint32 n) const {return rep>>n & 1;}
|
|
inline void add(Uint32 n) {rep |= 1<<n;}
|
|
inline void remove(Uint32 n) {rep &= ~(1<<n);}
|
|
Uint32 randomPresent() const;
|
|
|
|
void testClear();
|
|
void testFind(Uint32 n) const;
|
|
Uint32 testFindAfter(Uint32 n) const;
|
|
Uint32 testFindBefore(Uint32 n) const;
|
|
void testFindAttach(Uint32 n);
|
|
void testInsert(Uint32 n);
|
|
void testInsertAfter(Uint32 n, Uint32 where);
|
|
void testInsertBefore(Uint32 n, Uint32 where);
|
|
void testRemove(Uint32 n);
|
|
void testSubstitute(Uint32 newN, Uint32 oldN);
|
|
|
|
void verify() const;
|
|
private:
|
|
static void printSubtree(TestNode *n);
|
|
public:
|
|
void print() const;
|
|
};
|
|
|
|
// --- PUBLIC -----------------------------------------------------------------
|
|
|
|
void testTrees();
|
|
|
|
#endif
|