BitVectorTest.cpp

/* CommonLibs/BitVectorTest.cpp */
/*-
 * Copyright 2008 Free Software Foundation, Inc.
 * Copyright 2014 Range Networks, Inc.
 *
 *
 * This software is distributed under the terms of the GNU Affero Public License.
 * See the COPYING file in the main directory for details.
 *
 * This use of this software may be subject to additional restrictions.
 * See the LEGAL file in the main directory for details.
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program.  If not, see <http://www.gnu.org/licenses/>.
 */

#define ENABLE_VECTORDEBUG

#include <string.h>

#include <cstdlib>
#include <iostream>

#include "BitVector.h"
#include "Configuration.h"

using namespace std;

ConfigurationTable *gConfigObject; // We must have a gConfig now to include BitVector.

void origTest()
{
	BitVector v0("0000111100111100101011110000");
	cout << v0 << endl;
	// (pat) The conversion from a string was inserting garbage into the result BitVector.
	// Fixed now so only 0 or 1 are inserted, but lets check:
	for (char *cp = v0.begin(); cp < v0.end(); cp++)
		cout << (int)*cp << " ";
	cout << endl;

	BitVector v1(v0);
	v1.LSB8MSB();
	cout << v1 << " (byte swapped)" << endl;

	// Test operator==
	assert(v1 == v1);
	cout << "v0=" << v0 << endl;
	cout << "v1=" << v1 << endl;
	assert(!(v0 == v1));

	BitVector v5("000011110000");
	int r1 = v5.peekField(0, 8);
	int r2 = v5.peekField(4, 4);
	int r3 = v5.peekField(4, 8);
	cout << r1 << ' ' << r2 << ' ' << r3 << endl;
	cout << v5 << endl;
	v5.fillField(0, 0xa, 4);
	int r4 = v5.peekField(0, 8);
	cout << v5 << endl;
	cout << r4 << endl;

	v5.reverse8();
	cout << v5 << endl;

	unsigned char ts[9] = "abcdefgh";
	BitVector tp(70);
	cout << "ts=" << ts << endl;
	tp.unpack(ts);
	cout << "tp=" << tp << endl;
	tp.pack(ts);
	cout << "ts=" << ts << endl;

	BitVector v6("010101");
	BitVector v7(3);
	unsigned punk[3] = {1, 2, 5};
	v6.copyPunctured(v7, punk, 3);
	cout << "v7=" << v7 << endl;
}

typedef BitVector TestVector;

int barfo;

void foo(TestVector a)
{
	barfo = a.size(); // Do something so foo wont be optimized out.
}

void anotherTest()
{
	cout << "START BitVector anotherTest" << endl;
	TestVector v0("0000111100111100101011110000");
	TestVector atest = v0.head(3);
	cout << atest << endl;
	cout << "Calling head" << endl;
	cout << v0.head(3) << endl;
	cout << "Passing BitVector" << endl;
	// This calls Vector const copy constructor.
	// That is because the implicitly declared copy constructor for BitVector is of the form (BitVector const&)
	foo(v0);
	const TestVector ctest("0000");
	cout << ctest.cloneSegment(0, 2) << endl;
	cout << "after" << endl;
	cout << "FINISH anotherTest" << endl;
}

BitVector randomBitVector(int n)
{
	BitVector t(n);
	for (int i = 0; i < n; i++)
		t[i] = random() % 2;
	return t;
}

int main(int argc, char **argv)
{
	gConfigObject = new ConfigurationTable();

	anotherTest();
	origTest();

	delete gConfigObject;

	return 0;
}