pyo3/tests/test_various.rs
2018-05-02 20:56:11 +02:00

74 lines
1.6 KiB
Rust

#![feature(proc_macro, specialization)]
extern crate pyo3;
use pyo3::prelude::*;
use std::isize;
use pyo3::py::class as pyclass;
use pyo3::py::methods as pymethods;
#[macro_use]
mod common;
#[pyclass(dict)]
struct DunderDictSupport {
token: PyToken,
}
#[test]
fn dunder_dict_support() {
let gil = Python::acquire_gil();
let py = gil.python();
let inst = Py::new_ref(py, |t| DunderDictSupport{token: t}).unwrap();
py_run!(py, inst, "inst.a = 1; assert inst.a == 1");
}
#[pyclass(weakref, dict)]
struct WeakRefDunderDictSupport {
token: PyToken,
}
#[test]
fn weakref_dunder_dict_support() {
let gil = Python::acquire_gil();
let py = gil.python();
let inst = Py::new_ref(py, |t| WeakRefDunderDictSupport{token: t}).unwrap();
py_run!(py, inst, "import weakref; assert weakref.ref(inst)() is inst; inst.a = 1; assert inst.a == 1");
}
#[pyclass]
struct MutRefArg {
n: i32,
token: PyToken,
}
#[pymethods]
impl MutRefArg {
fn get(&self) -> PyResult<i32> {
Ok(self.n)
}
fn set_other(&self, other: &mut MutRefArg) -> PyResult<()> {
other.n = 100;
Ok(())
}
}
#[test]
fn mut_ref_arg() {
let gil = Python::acquire_gil();
let py = gil.python();
let inst1 = py.init(|t| MutRefArg{token: t, n: 0}).unwrap();
let inst2 = py.init(|t| MutRefArg{token: t, n: 0}).unwrap();
let d = PyDict::new(py);
d.set_item("inst1", &inst1).unwrap();
d.set_item("inst2", &inst2).unwrap();
py.run("inst1.set_other(inst2)", None, Some(d)).unwrap();
assert_eq!(inst2.as_ref(py).n, 100);
}