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Editing: Secp256k1Test.php

<?php

use BitPayKeyUtils\Util\Secp256k1;
use PHPUnit\Framework\TestCase;

class Secp256k1Test extends TestCase
{
    public function testInstanceOf()
    {
        $secp256k1 = $this->createClassObject();
        $this->assertInstanceOf(Secp256k1::class, $secp256k1);
    }

public function testAHex()
    {
        $expectedValue = '0x00';
        $secp256k1 = $this->createClassObject();

$this->assertSame($expectedValue, $secp256k1->aHex());
    }

public function testBHex()
    {
        $expectedValue = '0x07';
        $secp256k1 = $this->createClassObject();

$this->assertSame($expectedValue, $secp256k1->bHex());
    }

public function testGHex()
    {
        $expectedValue = '0x0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f81798483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8';
        $secp256k1 = $this->createClassObject();

$this->assertSame($expectedValue, $secp256k1->gHex());
    }

public function testGxHex()
    {
        $expectedValue = '0x0479be667ef9dcbbac55a06295ce870b07029bfcdb2dce28d959f2815b16f817';
        $secp256k1 = $this->createClassObject();

$this->assertSame($expectedValue, $secp256k1->gxHex());
    }

public function testGyHex()
    {
        $expectedValue = '0x483ada7726a3c4655da4fbfc0e1108a8fd17b448a68554199c47d08ffb10d4b8';
        $secp256k1 = $this->createClassObject();

$this->assertSame($expectedValue, $secp256k1->gyHex());
    }

public function testHHex()
    {
        $expectedValue = '0x01';
        $secp256k1 = $this->createClassObject();

$this->assertSame($expectedValue, $secp256k1->hHex());
    }

public function testNHex()
    {
        $expectedValue = '0xfffffffffffffffffffffffffffffffebaaedce6af48a03bbfd25e8cd0364141';
        $secp256k1 = $this->createClassObject();

$this->assertSame($expectedValue, $secp256k1->nHex());
    }

public function testPHex()
    {
        $expectedValue = '0xfffffffffffffffffffffffffffffffffffffffffffffffffffffffefffffc2f';
        $secp256k1 = $this->createClassObject();

$this->assertSame($expectedValue, $secp256k1->pHex());
    }

private function createClassObject()
    {
        return new Secp256k1();
    }
}

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