public void Equals_DifferentAdvanceX_ReturnsFalse()
        {
            var a = new GlyphPositionChange
            {
                AdvanceX = 1,
                AdvanceY = 2,
                OffsetX  = 3,
                OffsetY  = 4
            };

            var b = new GlyphPositionChange
            {
                AdvanceX = 0,
                AdvanceY = 2,
                OffsetX  = 3,
                OffsetY  = 4
            };

            Assert.IsFalse(a.Equals(b));
        }
        public void Equals_EqualInstances_ReturnsTrue()
        {
            var a = new GlyphPositionChange
            {
                AdvanceX = 1,
                AdvanceY = 2,
                OffsetX  = 3,
                OffsetY  = 4
            };

            var b = new GlyphPositionChange
            {
                AdvanceX = 1,
                AdvanceY = 2,
                OffsetX  = 3,
                OffsetY  = 4
            };

            Assert.IsTrue(a.Equals(b));
        }