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<?php |
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declare(strict_types=1); |
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namespace SKien\Test\PNServer; |
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use PHPUnit\Framework\TestCase; |
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use SKien\PNServer\Utils\Curve; |
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use SKien\PNServer\Utils\NistCurve; |
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use SKien\PNServer\Utils\Point; |
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/** |
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* @author Stefanius <[email protected]> |
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* @copyright MIT License - see the LICENSE file for details |
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*/ |
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class UtilsCurveTest extends TestCase |
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{ |
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const VALID_X = '47106871675546646998941975368965491997260522375820007229838508869987366040004'; |
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const VALID_Y = '52376802520912566842951846993469970345548560339531881043822207040165842947197'; |
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const VALID_2X = '98427826524936846061109340525176511327555564326016491717443420300780106750337'; |
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const VALID_2Y = '84323609886562361330352263233225787919964540102923882392673776457782612785828'; |
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const CURVE256 = 'curve(115792089210356248762697446949407573530086143415290314195533631308867097853948, 41058363725152142129326129780047268409114441015993725554835256314039467401291, 115792089210356248762697446949407573530086143415290314195533631308867097853951)'; |
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protected Curve $cv; |
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public function setUp() : void |
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{ |
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$this->cv = NistCurve::curve256(); |
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} |
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public function test_create() : void |
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{ |
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$this->assertEquals($this->cv->getSize(), 256); |
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$this->assertEquals((int) $this->cv->getA(), 9223372036854775804); |
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$this->assertEquals((int) $this->cv->getB(), 4309448131093880907); |
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$this->assertEquals((int) $this->cv->getPrime(), 9223372036854775807); |
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} |
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public function test_getPoint() : void |
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{ |
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$pt = $this->cv->getPoint(gmp_init(self::VALID_X), gmp_init(self::VALID_Y)); |
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$this->assertEquals(self::VALID_X, gmp_strval($pt->getX())); |
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$this->assertEquals(self::VALID_Y, gmp_strval($pt->getY())); |
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// don't realy know what affect the $order param should bring... |
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$pt = $this->cv->getPoint(gmp_init(self::VALID_X), gmp_init(self::VALID_Y), gmp_init('23874367496743855')); |
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$this->assertEquals(self::VALID_X, gmp_strval($pt->getX())); |
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$this->assertEquals(self::VALID_Y, gmp_strval($pt->getY())); |
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$this->expectException('RuntimeException'); |
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$pt = $this->cv->getPoint(gmp_init(0), gmp_init(0)); |
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} |
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public function test_getPublicKeyFrom() : void |
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{ |
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$pt = $this->cv->getPublicKeyFrom(gmp_init(self::VALID_X), gmp_init(self::VALID_Y)); |
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$this->assertEquals(self::VALID_X, gmp_strval($pt->getX())); |
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$this->assertEquals(self::VALID_Y, gmp_strval($pt->getY())); |
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$this->expectException('RuntimeException'); |
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$pt = $this->cv->getPublicKeyFrom(gmp_init(-1), gmp_init(0)); |
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} |
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public function test_contains() : void |
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{ |
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$this->assertTrue($this->cv->contains(gmp_init(self::VALID_X), gmp_init(self::VALID_Y))); |
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} |
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public function test_add() : void |
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{ |
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$pt1 = Point::create(gmp_init(10), gmp_init(20)); |
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$pt2 = Point::create(gmp_init(10), gmp_init(40)); |
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// result must be $pt1 |
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$pt = $this->cv->add($pt1, Point::infinity()); |
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$this->assertSame((int) $pt1->getX(), (int) $pt->getX()); |
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$this->assertSame((int) $pt1->getY(), (int) $pt->getY()); |
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// result must be $pt2 |
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$pt = $this->cv->add(Point::infinity(), $pt2); |
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$this->assertSame((int) $pt2->getX(), (int) $pt->getX()); |
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$this->assertSame((int) $pt2->getY(), (int) $pt->getY()); |
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// result must be infinity |
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$pt = $this->cv->add($pt1, $pt2); |
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$this->assertTrue($pt->isInfinity()); |
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$pt = $this->cv->add(Point::create(gmp_init(self::VALID_X), gmp_init(self::VALID_Y)), Point::create(gmp_init(self::VALID_X), gmp_init(self::VALID_Y))); |
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$this->assertEquals(self::VALID_2X, gmp_strval($pt->getX())); |
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$this->assertEquals(self::VALID_2Y, gmp_strval($pt->getY())); |
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} |
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public function test_mul() : void |
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{ |
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$pt = $this->cv->mul(Point::create(gmp_init(self::VALID_X), gmp_init(self::VALID_Y)), gmp_init(2)); |
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$this->assertEquals(self::VALID_2X, gmp_strval($pt->getX())); |
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$this->assertEquals(self::VALID_2Y, gmp_strval($pt->getY())); |
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$pt = $this->cv->mul(Point::infinity(), gmp_init(2)); |
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$this->assertTrue($pt->isInfinity()); |
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} |
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public function test_toString() : void |
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{ |
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$this->assertEquals(self::CURVE256, $this->cv->__toString()); |
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} |
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public function test_getDouble() : void |
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{ |
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$pt = $this->cv->getDouble(Point::create(gmp_init(self::VALID_X), gmp_init(self::VALID_Y))); |
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$this->assertEquals(self::VALID_2X, gmp_strval($pt->getX())); |
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$this->assertEquals(self::VALID_2Y, gmp_strval($pt->getY())); |
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} |
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} |
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Stefanius67 /
PNServer
