Moontoast\Math\BigNumberTest::testIsPositive PHP Method

    public function testIsPositive()
    {
        $bn1 = new BigNumber(1234);
        $bn2 = new BigNumber(-1234);
        $bn3 = new BigNumber(0);
        $bn4 = new BigNumber('-0.0000', 3);
        $this->assertTrue($bn1->isPositive());
        $this->assertFalse($bn2->isPositive());
        $this->assertFalse($bn3->isPositive());
        $this->assertFalse($bn4->isPositive());
    }