Viewing file:  Math_VectorTest.php (3.47 KB) -rw-r--r--
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<?php
require_once "Math/Vector.php";
require_once "Math/Vector2.php";
require_once "Math/Vector3.php";
require_once 'PHPUnit/Framework.php';
class Math_VectorTest extends PHPUnit_Framework_TestCase {
var $v;
var $w;
var $z;
var $x;
var $y;
var $a;
var $t;
var $bad;
function setup() {
$this->a = array(2,3,4);
$this->t = new Math_Tuple(array(2,6,8));
$this->v = new Math_Vector($this->a);
$this->w = new Math_Vector($this->t);
$this->z = new Math_Vector(new Math_Vector(range(2,5)));
$this->y = new Math_Vector2(array(1,2));
$this->x = new Math_Vector3(new Math_Tuple(array(1,0,1)));
$this->bad = new Math_Vector("foo");
}
// Vector from array
function testFromArray() {
$this->assertTrue(Math_VectorOp::isVector($this->v) && $this->v->isValid());
}
//Vector from tuple
function testFromTuple() {
$this->assertTrue(Math_VectorOp::isVector($this->w) && $this->w->isValid());
}
function testFromVector() {
$this->assertTrue(Math_VectorOp::isVector($this->z) && $this->z->isValid());
}
function test2DVector() {
$this->assertTrue(Math_VectorOp::isVector2($this->y) && $this->y->isValid());
}
function test3DVector() {
$this->assertTrue(Math_VectorOp::isVector3($this->x) && $this->x->isValid());
}
function testBadVector() {
$this->assertTrue(Math_VectorOp::isVector($this->bad) && !$this->bad->isValid());
}
function testLength() {
$l = number_format($this->v->length(), 8);
$this->assertTrue($l == 5.38516481);
}
function testToString() {
$this->assertTrue($this->v->toString() == "Vector: < 2, 3, 4 >");
}
function testNormalize() {
$this->v->normalize();
$this->assertTrue($this->v->length() == 1);
}
function testReverse() {
$this->v->reverse();
$this->assertTrue($this->v->toString() == "Vector: < -2, -3, -4 >");
}
function testTuple() {
ob_start();
?>
Creating tuple
Math_Tuple Object
(
[data] => Array
(
[0] => 2
[1] => 3
[2] => 4
)
)
Tuple size: 3
Adding element value 7
Tuple size: 4
Tuple toString: { 2, 3, 4, 7 }
Setting element 1 to 11
Tuple toString: { 2, 11, 4, 7 }
Maximum element value: 11
Minimum element value: 2
Index of maximum value: 1
Index of minimum value: 0
Remove element 2
Tuple toString: { 2, 11, 7 }
Get element 2: 7
Get index of element value 11: 1
<?php
$expected = ob_get_clean();
ob_start();
echo "Creating tuple\n";
$t = new Math_Tuple(array(2,3,4));
print_r($t);
echo "Tuple size: ".$t->getSize()."\n";
echo "Adding element value 7\n";
$t->addElement(7);
echo "Tuple size: ".$t->getSize()."\n";
echo "Tuple toString: ".$t->toString()."\n";
echo "Setting element 1 to 11\n";
$t->setElement(1, 11);
echo "Tuple toString: ".$t->toString()."\n";
echo "Maximum element value: ".$t->getMax()."\n";
echo "Minimum element value: ".$t->getMin()."\n";
echo "Index of maximum value: ".$t->getMaxIndex()."\n";
echo "Index of minimum value: ".$t->getMinIndex()."\n";
echo "Remove element 2\n";
$t->delElement(2);
echo "Tuple toString: ".$t->toString()."\n";
echo "Get element 2: ".$t->getElement(2)."\n";
echo "Get index of element value 11: ".$t->getValueIndex(11)."\n";
$result = ob_get_clean();
$this->assertSame($expected, $result);
}
}
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