(t *testing.T)
| 53 | } |
| 54 | |
| 55 | func TestPointPointSubtraction(t *testing.T) { |
| 56 | a := Point{10, 15} |
| 57 | b := Point{5, 2} |
| 58 | a.Subtract(b) |
| 59 | if a.X != 5 { |
| 60 | t.Errorf("a.X should equal 5 not %v", a.X) |
| 61 | } |
| 62 | |
| 63 | if a.Y != 13 { |
| 64 | t.Errorf("a.Y should equal 13 not %v", a.Y) |
| 65 | } |
| 66 | } |
| 67 | |
| 68 | func TestPointPointMultiplication(t *testing.T) { |
| 69 | a := Point{10, 2} |