public void IsEnoughSpaceFor_Negative(float width1, float height1, float width2, float height2)
        {
            //arrange

            //act
            CommonEnvelope envelope1 = new Implementation.Rectangular(width1, height1);
            CommonEnvelope envelope2 = new Implementation.Rectangular(width2, height2);

            var actualSpaceCheck = envelope2.IsEnoughSpaceFor(envelope1);

            //assert
            Assert.False(actualSpaceCheck);
        }
        public void IsEnoughSpaceFor_Positive(float width1, float height1, float width2, float height2)
        {
            //arrange

            //act
            CommonEnvelope envelope1 = new Implementation.Rectangular(width1, height1);
            CommonEnvelope envelope2 = new Implementation.Rectangular(width2, height2);

            var actual_space_check = envelope1.IsEnoughSpaceFor(envelope2);

            //assert
            Assert.True(actual_space_check);
        }