diff --git a/sympy/vector/tests/test_coordsysrect.py b/sympy/vector/tests/test_coordsysrect.py index 2556b8e256..715dfebbe7 100644 --- a/sympy/vector/tests/test_coordsysrect.py +++ b/sympy/vector/tests/test_coordsysrect.py @@ -1,3 +1,5 @@ +import pytest + from sympy.vector.coordsysrect import CoordSysCartesian from sympy.vector.scalar import BaseScalar from sympy import sin, cos, pi, ImmutableMatrix as Matrix, \ @@ -22,6 +24,9 @@ def test_func_args(): assert v.func(*v.args) == v assert A.origin.func(*A.origin.args) == A.origin + pytest.raises(TypeError, lambda: CoordSysCartesian('B', parent=A, + location=Point('a'))) + def test_coordsyscartesian_equivalence(): A = CoordSysCartesian('A')