public function testPerimeter()
{
$radius = 90;
$circle = new Shapes\Circle($radius);
$this->assertEquals(2 * $radius * pi(), $circle->perimeter());
}
public function testGetCirclePerimeter()
{
$circle = new Shapes\Circle(90);
$perimeter = $circle->perimeter($circle);
$this->assertEquals(565.48667764616, $perimeter);
}
public function testPerimeter()
{
$circle = new Shapes\Circle($this->radius);
$perimeter = 2 * pi() * $this->radius;
$this->assertEquals($circle->perimeter(), $perimeter);
}
public function testCirclePerimeter()
{
$circle = new Shapes\Circle(3);
$this->assertEquals(18.849555921539, $circle->perimeter());
}
