59 lines
1.4 KiB
Rust
59 lines
1.4 KiB
Rust
#![feature(proc_macro, specialization, const_fn)]
|
|
#![allow(dead_code, unused_variables)]
|
|
|
|
extern crate pyo3;
|
|
|
|
use pyo3::*;
|
|
|
|
|
|
#[test]
|
|
fn test_basics() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let v = PySlice::new(py, 1, 10, 2);
|
|
let indices = v.indices(100).unwrap();
|
|
assert_eq!(1, indices.start);
|
|
assert_eq!(10, indices.stop);
|
|
assert_eq!(2, indices.step);
|
|
assert_eq!(5, indices.slicelength);
|
|
}
|
|
|
|
|
|
#[py::class]
|
|
struct Test {
|
|
token: PyToken
|
|
}
|
|
|
|
#[py::proto]
|
|
impl<'p> PyMappingProtocol<'p> for Test
|
|
{
|
|
fn __getitem__(&self, idx: &PyObjectRef) -> PyResult<PyObject> {
|
|
if let Some(slice) = idx.cast_as::<PySlice>() {
|
|
let indices = slice.indices(1000)?;
|
|
if indices.start == 100 && indices.stop == 200 && indices.step == 1 {
|
|
return Ok("slice".into_object(self.py()))
|
|
}
|
|
}
|
|
else if let Ok(idx) = idx.extract::<isize>() {
|
|
if idx == 1 {
|
|
return Ok("int".into_object(self.py()))
|
|
}
|
|
}
|
|
Err(PyErr::new::<exc::ValueError, _>("error"))
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn test_cls_impl() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let ob = py.init(|t| Test{token: t}).unwrap();
|
|
let d = PyDict::new(py);
|
|
d.set_item("ob", ob).unwrap();
|
|
|
|
py.run("assert ob[1] == 'int'", None, Some(d)).unwrap();
|
|
py.run("assert ob[100:200:1] == 'slice'", None, Some(d)).unwrap();
|
|
}
|