Moontoast\Math\BigNumberTest::testPowMod PHP Method

    public function testPowMod()
    {
        $bn1 = new BigNumber(16);
        $bn2 = clone $bn1;
        $this->assertSame($bn1, $bn1->powMod(8, 2));
        $this->assertSame('0', $bn1->getValue());
        $bn1->setScale(3);
        $this->assertSame('0.000', $bn1->powMod(8, 2)->getValue());
    }