Commit 4742a85c authored by santiaago's avatar santiaago
Browse files

add left1stTriangle test

parent bf23fdc5

draw/isogrids/triangles_test.go

+17 −0
Original line number Diff line number Diff line
@@ -27,3 +27,20 @@ func TestRight1stTriangle(t *testing.T) { 
		}

	}

}



func TestLeft1stTriangle(t *testing.T) {



	x1, y1, x2, y2, x3, y3 := left1stTriangle(0, 0, 2, 4)

	got := []int{x1, y1, x2, y2, x3, y3}

	expected := []int{4, 0, 0, 1, 4, 2}



	if len(got) != len(expected) {

		t.Errorf("lengths of arrays should be equal")

	}



	for k, _ := range got {

		if got[k] != expected[k] {

			t.Errorf("expected %d got %d on element #%d", expected[k], got[k], k)

		}

	}

}