tests: restore some pypy tests that now pass

Author: henryiii

tests/test_buffers.py

@@ -36,7 +36,6 @@ def test_from_python():
 
 
 # https://foss.heptapod.net/pypy/pypy/-/issues/2444
-@pytest.mark.xfail("info.PYPY", reason="memory leak in np.array(m, copy=False)")
 def test_to_python():
     mat = m.Matrix(5, 4)
     assert memoryview(mat).shape == (5, 4)
@@ -71,7 +70,6 @@ def test_to_python():
     assert cstats.move_assignments == 0
 
 
-@pytest.mark.xfail("info.PYPY")
 def test_inherited_protocol():
     """SquareMatrix is derived from Matrix and inherits the buffer protocol"""
 
@@ -80,7 +78,6 @@ def test_inherited_protocol():
     assert np.asarray(matrix).shape == (5, 5)
 
 
-@pytest.mark.xfail("info.PYPY")
 def test_pointer_to_member_fn():
     for cls in [m.Buffer, m.ConstBuffer, m.DerivedBuffer]:
         buf = cls()
@@ -89,15 +86,13 @@ def test_pointer_to_member_fn():
         assert value == 0x12345678
 
 
-@pytest.mark.xfail("info.PYPY")
 def test_readonly_buffer():
     buf = m.BufferReadOnly(0x64)
     view = memoryview(buf)
     assert view[0] == b'd' if info.PY2 else 0x64
     assert view.readonly
 
 
-@pytest.mark.xfail("info.PYPY")
 def test_selective_readonly_buffer():
     buf = m.BufferReadOnlySelect()
 

tests/test_numpy_array.py

@@ -243,7 +243,6 @@ def test_numpy_view(capture):
     """
 
 
-@pytest.mark.xfail("info.PYPY")
 def test_cast_numpy_int64_to_uint64():
     m.function_taking_uint64(123)
     m.function_taking_uint64(np.uint64(123))

tests/test_stl_binders.py

@@ -93,7 +93,6 @@ def test_vector_buffer():
     assert "NumPy type info missing for " in str(excinfo.value)
 
 
-@pytest.mark.xfail("info.PYPY")
 def test_vector_buffer_numpy():
     np = pytest.importorskip("numpy")
     a = np.array([1, 2, 3, 4], dtype=np.int32)