def test_base(self):
v = Transform2D()
assert type(v) == Transform2D
v2 = Transform2D(1, Vector2(1, 2))
assert type(v) == Transform2D
assert v2 == Transform2D(1, Vector2(1, 2))
assert v != v2
def test_methods(self, args):
v = Transform2D()
# Don't test methods' validity but bindings one
field, ret_type, params = args
assert hasattr(v, field)
method = getattr(v, field)
assert callable(method)
ret = method(*params)
assert type(ret) == ret_type
def test_equal(self):
arr = Transform2D(1, Vector2(1, 2))
other = Transform2D(1, Vector2(1, 2))
assert arr == other
bad = Transform2D(1, Vector2(1, 3))
assert not arr == bad # Force use of __eq__
class TestTransform2D:
def test_base(self):
v = Transform2D()
assert type(v) == Transform2D
v2 = Transform2D(1, Vector2(1, 2))
assert type(v) == Transform2D
assert v2 == Transform2D(1, Vector2(1, 2))
assert v != v2
def test_repr(self):
v = Transform2D(1, Vector2(1, 2))
assert repr(v).startswith('<Transform2D(')
# def test_instantiate(self):
# # Can build it with int or float or nothing
# msg_tmpl = "%s vs (expected) %s (args=%s)"
# for args, expected_x, expected_y in (
# [(), 0, 0],
# [(0.5, 0.5), 0.5, 0.5],
# [(1, 2), 1, 2],
# [(1,), 1, 0]):
# v = Transform2D(*args)
# assert v.x == expected_x, msg_tmpl % (v.x, expected_x, args)
# assert v.y == expected_y, msg_tmpl % (v.y, expected_y, args)
# assert v.width == expected_x, msg_tmpl % (v.width, expected_y, args)
# assert v.height == expected_y, msg_tmpl % (v.height, expected_x, args)
# with pytest.raises(TypeError):
# Transform2D("a", 2)
# with pytest.raises(TypeError):
# Transform2D("a", 2)
# with pytest.raises(TypeError):
# Transform2D(1, "b")
# with pytest.raises(TypeError):
# Transform2D(None, 2)
@pytest.mark.parametrize('args', [
['inverse', Transform2D, ()],
['affine_inverse', Transform2D, ()],
['get_rotation', float, ()],
['get_origin', Vector2, ()],
['get_scale', Vector2, ()],
['orthonormalized', Transform2D, ()],
['rotated', Transform2D, (1.0, )],
['scaled', Transform2D, (Vector2(), )],
['translated', Transform2D, (Vector2(), )],
['xform', Vector2, (Vector2(), )],
['xform_inv', Vector2, (Vector2(), )],
['basis_xform', Vector2, (Vector2(), )],
['basis_xform_inv', Vector2, (Vector2(), )],
['interpolate_with', Transform2D, (Transform2D(), 1.0)],
['xform', Rect2, (Rect2(), )],
['xform_inv', Rect2, (Rect2(), )],
],
ids=lambda x: x[0])
def test_methods(self, args):
v = Transform2D()
# Don't test methods' validity but bindings one
field, ret_type, params = args
assert hasattr(v, field)
method = getattr(v, field)
assert callable(method)
ret = method(*params)
assert type(ret) == ret_type
# @pytest.mark.parametrize('arg', [
# None, 'dummy'
# ], ids=lambda x: x[0])
# def test_bad_mult(self, arg):
# with pytest.raises(TypeError):
# Transform2D(2, 3) * arg
# @pytest.mark.parametrize('args', [
# (0, Transform2D(0, 0)),
# (1, Transform2D(2, 3)),
# (2.5, Transform2D(5, 7.5)),
# (Transform2D(1, 1), Transform2D(2, 3)),
# (Transform2D(2, 3), Transform2D(4, 9))
# ], ids=lambda x: x[0])
# def test_mult(self, args):
# param, result = args
# calc = Transform2D(2, 3) * param
# assert calc == result
def test_equal(self):
arr = Transform2D(1, Vector2(1, 2))
other = Transform2D(1, Vector2(1, 2))
assert arr == other
bad = Transform2D(1, Vector2(1, 3))
assert not arr == bad # Force use of __eq__
@pytest.mark.parametrize('arg', [
None,
0,
'foo',
Transform2D(1, Vector2(1, 3)),
])
def test_bad_equal(self, arg):
arr = Transform2D(1, Vector2(1, 2))
assert arr != arg
def test_repr(self):
v = Transform2D(1, Vector2(1, 2))
assert repr(v).startswith('<Transform2D(')
def test_bad_equal(self, arg):
arr = Transform2D(1, Vector2(1, 2))
assert arr != arg