/**
*/
public function testPixelsCentimeters()
{
$value = rand(1, 100);
$this->assertEquals(0, Drawing::pixelsToCentimeters());
$this->assertEquals($value / Drawing::DPI_96 * 2.54, Drawing::pixelsToCentimeters($value));
$this->assertEquals(0, Drawing::centimetersToPixels());
$this->assertEquals($value / 2.54 * Drawing::DPI_96, Drawing::centimetersToPixels($value));
}
