'Init with ndarray and copy=False and show that table uses reference
to input ndarray'

def test_ndarray_ref(self, table_type):

    self._setup(table_type)
    t = table_type(self.data, copy=False)
    t['x'][1] = 0
    t[0]['y'] = 0
    assert (self.data['x'][1] == 0)
    assert (self.data['y'][0] == 0)
    assert np.all((np.array(t) == self.data))
    assert all(((t[name].name == name) for name in t.colnames))
