def test_united_valid_invalid(self):
a = DOMRect(30, 50, 100, 200)
b = DOMRect()
c = a.unite(b.x, b.y, b.width, b.height)
self.assertTrue(not c.isempty())
self.assertTrue(c.isvalid())
self.assertEqual((30, 50, 100, 200), (a.x, a.y, a.width, a.height))
self.assertTrue(b.isempty())
self.assertTrue(not b.isvalid())
def test_unite_point12(self):
# right-lower
w = 10
h = 20
xa = 100
ya = 100
xb = xa + w + w / 2
yb = ya + h + h / 2
a = DOMRect(xa, ya, w, h)
c = a.unite(xb, yb)
expected_x = xa
expected_y = ya
expected_w = w + w / 2
expected_h = h + h / 2
self.assertEqual(expected_x, c.x, msg=(a, c))
self.assertEqual(expected_y, c.y, msg=(a, c))
self.assertEqual(expected_w, c.width, msg=(a, c))
self.assertEqual(expected_h, c.height, msg=(a, c))
def test_unite_point03(self):
# upper-right
w = 10
h = 20
xa = 100
ya = 100
xb = xa + w
yb = ya - h / 2
a = DOMRect(xa, ya, w, h)
c = a.unite(xb, yb)
expected_x = xa
expected_y = yb
expected_w = w
expected_h = h + h / 2
self.assertEqual(expected_x, c.x, msg=(a, c))
self.assertEqual(expected_y, c.y, msg=(a, c))
self.assertEqual(expected_w, c.width, msg=(a, c))
self.assertEqual(expected_h, c.height, msg=(a, c))
def test_unite_point01(self):
# left-upper
w = 10
h = 20
xa = 100
ya = 100
xb = xa - w / 2
yb = ya - h / 2
a = DOMRect(xa, ya, w, h)
c = a.unite(xb, yb)
expected_x = xb
expected_y = yb
expected_w = w + w / 2
expected_h = h + h / 2
self.assertEqual(expected_x, c.x, msg=(a, c))
self.assertEqual(expected_y, c.y, msg=(a, c))
self.assertEqual(expected_w, c.width, msg=(a, c))
self.assertEqual(expected_h, c.height, msg=(a, c))
def test_united_invalid_invalid(self):
a = DOMRect()
b = DOMRect()
c = a.unite(b.x, b.y, b.width, b.height)
self.assertTrue(c.isempty())
self.assertTrue(not c.isvalid())