<?php
/**
* Unit tests for bitvec
* @author cpks
*/
require 'bitvec.php';
require 'tests/prime.php';
class bitvecTest extends PHPUnit_Framework_TestCase {
static private $vec;
public static function setUpBeforeClass() {
self::$vec = new bitvec;
}
public function testcounts() {
$this->assertEquals(0, count(self::$vec));
self::$vec->setSize(33);
$this->assertGreaterThan(32, self::$vec->getSize());
}
public function testSetAll() {
self::$vec->setSize(32);
self::$vec->setall();
$lim = self::$vec->count();
$overtop = $lim + 1;
self::$vec->setSize(1024);
$this->assertEquals(1, self::$vec[0]);
$this->assertEquals(1, self::$vec[1]);
$this->assertEquals(1, self::$vec[$lim - 1]);
$this->assertEquals(0, self::$vec[$overtop]);
self::$vec->setSize(32);
$this->assertEquals(1, self::$vec[0]);
$this->assertEquals(1, self::$vec[1]);
$this->assertEquals(1, self::$vec[$lim - 1]);
}
/**
* @expectedException RuntimeException
*/
public function testNegIndex() {
self::$vec[-1] = 1;
}
/**
* @expectedException RuntimeException
*/
public function testBigIndex() {
self::$vec[10000] = 1;
}
public function testPrimeGeneration() {
$e = new erato_prime(50); // use bitvec to generate primes using 3 sieve techniques
$a = new atkin_prime(50);
$s = new sundaram_prime(50);
$this->assertTrue($e->same_as($a));
$this->assertTrue($e->same_as($s));
}
}
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