public function testIntegerOfNegativeNumber()
 {
     $x = new \MyOddWeb\BigNumber("-1.2");
     $integer = $x->Integer()->ToDouble();
     $this->assertSame(-1.0, $integer);
     $x = new \MyOddWeb\BigNumber("-12345.2");
     $integer = $x->Integer()->ToDouble();
     $this->assertSame(-12345.0, $integer);
     $x = new \MyOddWeb\BigNumber("-12");
     $integer = $x->Integer()->ToDouble();
     $this->assertSame(-12.0, $integer);
     $x = new \MyOddWeb\BigNumber("-0.23456");
     $integer = $x->Integer()->ToDouble();
     $this->assertSame(0.0, $integer);
     $this->assertTrue($x->IsZero());
 }