goldrat/vendor/simplito/elliptic-php/tests/ECDHTest.php
2025-10-09 17:41:57 +00:00

37 lines
1.1 KiB
PHP

<?php
require_once __DIR__ . "/../vendor/autoload.php";
class ECDHTest extends \PHPUnit\Framework\TestCase {
public function test_should_work_with_secp256k1_curve() {
$this->doTest('secp256k1');
}
public function test_should_work_with_p256_curve() {
$this->doTest('p256');
}
public function test_should_work_with_curve25519_curve() {
$this->doTest('curve25519');
}
public function test_should_work_with_ed25519_curve() {
$this->doTest('ed25519');
}
function doTest($name) {
$ecdh = new \Elliptic\EC($name);
$s1 = $ecdh->genKeyPair();
$s2 = $ecdh->genKeyPair();
$sh1 = $s1->derive($s2->getPublic());
$sh2 = $s2->derive($s1->getPublic());
$this->assertEquals($sh1->toString(16), $sh2->toString(16));
$sh1 = $s1->derive($ecdh->keyFromPublic($s2->getPublic('hex'), 'hex')
->getPublic());
$sh2 = $s2->derive($ecdh->keyFromPublic($s1->getPublic('hex'), 'hex')
->getPublic());
$this->assertEquals($sh1->toString(16), $sh2->toString(16));
}
}