pyo3/tests/test_super.rs

58 lines
1.1 KiB
Rust

#![cfg(all(feature = "macros", not(PyPy)))]
use pyo3::{prelude::*, types::PySuper};
#[pyclass(subclass)]
struct BaseClass {
val1: usize,
}
#[pymethods]
impl BaseClass {
#[new]
fn new() -> Self {
BaseClass { val1: 10 }
}
pub fn method(&self) -> usize {
self.val1
}
}
#[pyclass(extends=BaseClass)]
struct SubClass {}
#[pymethods]
impl SubClass {
#[new]
fn new() -> (Self, BaseClass) {
(SubClass {}, BaseClass::new())
}
fn method(self_: &PyCell<Self>) -> PyResult<&PyAny> {
let super_ = self_.py_super()?;
super_.call_method("method", (), None)
}
fn method_super_new(self_: &PyCell<Self>) -> PyResult<&PyAny> {
let super_ = PySuper::new(self_.get_type(), self_)?;
super_.call_method("method", (), None)
}
}
#[test]
fn test_call_super_method() {
Python::with_gil(|py| {
let cls = py.get_type::<SubClass>();
pyo3::py_run!(
py,
cls,
r#"
obj = cls()
assert obj.method() == 10
assert obj.method_super_new() == 10
"#
)
});
}