1125 lines
28 KiB
Rust
1125 lines
28 KiB
Rust
#![feature(proc_macro, specialization)]
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#![allow(dead_code, unused_variables)]
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extern crate pyo3;
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use pyo3::*;
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use std::{isize, iter};
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use std::cell::RefCell;
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use std::sync::Arc;
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use std::sync::atomic::{AtomicBool, Ordering};
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use pyo3::ffi;
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macro_rules! py_run {
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($py:expr, $val:ident, $code:expr) => {{
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let d = PyDict::new($py);
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d.set_item(stringify!($val), &$val).unwrap();
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$py.run($code, None, Some(d)).expect($code);
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}}
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}
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macro_rules! py_assert {
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($py:expr, $val:ident, $assertion:expr) => { py_run!($py, $val, concat!("assert ", $assertion)) };
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}
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macro_rules! py_expect_exception {
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($py:expr, $val:ident, $code:expr, $err:ident) => {{
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let d = PyDict::new($py);
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d.set_item(stringify!($val), &$val).unwrap();
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let res = $py.run($code, None, Some(d));
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let err = res.unwrap_err();
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if !err.matches($py, $py.get_type::<exc::$err>()) {
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panic!(format!("Expected {} but got {:?}", stringify!($err), err))
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}
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}}
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}
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#[py::class]
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struct EmptyClass { }
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#[test]
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fn empty_class() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let typeobj = py.get_type::<EmptyClass>();
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// By default, don't allow creating instances from python.
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assert!(typeobj.call(NoArgs, None).is_err());
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py_assert!(py, typeobj, "typeobj.__name__ == 'EmptyClass'");
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}
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/// Line1
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///Line2
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/// Line3
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// this is not doc string
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#[py::class]
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struct ClassWithDocs { }
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#[test]
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fn class_with_docstr() {
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{
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let gil = Python::acquire_gil();
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let py = gil.python();
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println!("TEST1");
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let typeobj = py.get_type::<ClassWithDocs>();
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println!("TEST2");
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py_run!(py, typeobj, "assert typeobj.__doc__ == 'Line1\\nLine2\\n Line3'");
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println!("TEST3");
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}
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println!("TEST4");
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}
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#[py::class(name=CustomName)]
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struct EmptyClass2 { }
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#[test]
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fn custom_class_name() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let typeobj = py.get_type::<EmptyClass2>();
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py_assert!(py, typeobj, "typeobj.__name__ == 'CustomName'");
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}
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#[py::class]
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struct EmptyClassInModule { }
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#[test]
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fn empty_class_in_module() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let module = PyModule::new(py, "test_module.nested").unwrap();
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module.add_class::<EmptyClassInModule>().unwrap();
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let ty = module.getattr("EmptyClassInModule").unwrap();
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assert_eq!(ty.getattr("__name__").unwrap().extract::<String>().unwrap(), "EmptyClassInModule");
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assert_eq!(ty.getattr("__module__").unwrap().extract::<String>().unwrap(), "test_module.nested");
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}
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#[py::class]
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struct EmptyClassWithNew {
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token: PyToken
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}
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#[py::methods]
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impl EmptyClassWithNew {
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#[__new__]
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fn __new__(cls: &PyType) -> PyResult<Py<EmptyClassWithNew>> {
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Ok(Py::new(cls.token(), |t| EmptyClassWithNew{token: t})?.into())
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}
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}
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#[test]
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fn empty_class_with_new() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let typeobj = py.get_type::<EmptyClassWithNew>();
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assert!(typeobj.call(NoArgs, None).unwrap().cast_as::<EmptyClassWithNew>().is_ok());
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}
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#[py::class]
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struct NewWithOneArg {
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_data: i32,
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token: PyToken
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}
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#[py::methods]
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impl NewWithOneArg {
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#[new]
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fn __new__(cls: &PyType, arg: i32) -> PyResult<&mut NewWithOneArg> {
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cls.token().init_mut(|t| NewWithOneArg{_data: arg, token: t})
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}
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}
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#[test]
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fn new_with_one_arg() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let typeobj = py.get_type::<NewWithOneArg>();
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let wrp = typeobj.call((42,), None).unwrap();
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let obj = wrp.cast_as::<NewWithOneArg>().unwrap();
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assert_eq!(obj._data, 42);
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}
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#[py::class]
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struct NewWithTwoArgs {
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_data1: i32,
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_data2: i32,
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token: PyToken
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}
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#[py::methods]
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impl NewWithTwoArgs {
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#[new]
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fn __new__(cls: &PyType, arg1: i32, arg2: i32) -> PyResult<Py<NewWithTwoArgs>>
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{
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Py::new(
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cls.token(),
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|t| NewWithTwoArgs{_data1: arg1, _data2: arg2, token: t})
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}
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}
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#[test]
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fn new_with_two_args() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let typeobj = py.get_type::<NewWithTwoArgs>();
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let wrp = typeobj.call((10, 20), None).unwrap();
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let obj = wrp.cast_as::<NewWithTwoArgs>().unwrap();
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assert_eq!(obj._data1, 10);
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assert_eq!(obj._data2, 20);
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}
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#[py::class(freelist=10)]
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struct ClassWithFreelist{token: PyToken}
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#[test]
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fn class_with_freelist() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let inst = Py::new(py, |t| ClassWithFreelist{token: t}).unwrap();
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let inst2 = Py::new(py, |t| ClassWithFreelist{token: t}).unwrap();
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let ptr = inst.as_ptr();
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drop(inst);
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let inst3 = Py::new(py, |t| ClassWithFreelist{token: t}).unwrap();
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assert_eq!(ptr, inst3.as_ptr());
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}
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struct TestDropCall {
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drop_called: Arc<AtomicBool>
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}
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impl Drop for TestDropCall {
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fn drop(&mut self) {
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self.drop_called.store(true, Ordering::Relaxed);
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}
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}
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#[py::class]
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struct DataIsDropped {
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member1: TestDropCall,
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member2: TestDropCall,
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token: PyToken,
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}
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#[test]
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fn data_is_dropped() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let drop_called1 = Arc::new(AtomicBool::new(false));
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let drop_called2 = Arc::new(AtomicBool::new(false));
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let inst = py.init(|t| DataIsDropped{
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member1: TestDropCall { drop_called: drop_called1.clone() },
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member2: TestDropCall { drop_called: drop_called2.clone() },
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token: t
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}).unwrap();
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assert!(drop_called1.load(Ordering::Relaxed) == false);
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assert!(drop_called2.load(Ordering::Relaxed) == false);
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drop(inst);
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assert!(drop_called1.load(Ordering::Relaxed) == true);
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assert!(drop_called2.load(Ordering::Relaxed) == true);
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}
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#[py::class]
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struct InstanceMethod {
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member: i32,
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token: PyToken
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}
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#[py::methods]
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impl InstanceMethod {
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/// Test method
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fn method(&self) -> PyResult<i32> {
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Ok(self.member)
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}
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}
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#[test]
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fn instance_method() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let obj = py.init_ref(|t| InstanceMethod{member: 42, token: t}).unwrap();
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assert!(obj.method().unwrap() == 42);
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let d = PyDict::new(py);
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d.set_item("obj", obj).unwrap();
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py.run("assert obj.method() == 42", None, Some(d)).unwrap();
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py.run("assert obj.method.__doc__ == 'Test method'", None, Some(d)).unwrap();
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}
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#[py::class]
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struct InstanceMethodWithArgs {
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member: i32,
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token: PyToken
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}
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#[py::methods]
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impl InstanceMethodWithArgs {
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fn method(&self, multiplier: i32) -> PyResult<i32> {
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Ok(self.member * multiplier)
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}
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}
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//#[test]
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fn instance_method_with_args() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let obj = py.init_ref(|t| InstanceMethodWithArgs{member: 7, token: t}).unwrap();
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assert!(obj.method(6).unwrap() == 42);
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let d = PyDict::new(py);
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d.set_item("obj", obj).unwrap();
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py.run("assert obj.method(3) == 21", None, Some(d)).unwrap();
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py.run("assert obj.method(multiplier=6) == 42", None, Some(d)).unwrap();
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}
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#[py::class]
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struct ClassMethod {token: PyToken}
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#[py::methods]
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impl ClassMethod {
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#[new]
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fn __new__(cls: &PyType) -> PyResult<Py<ClassMethod>> {
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cls.token().init(|t| ClassMethod{token: t})
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}
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#[classmethod]
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fn method(cls: &PyType) -> PyResult<String> {
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Ok(format!("{}.method()!", cls.name()))
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}
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}
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#[test]
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fn class_method() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let d = PyDict::new(py);
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d.set_item("C", py.get_type::<ClassMethod>()).unwrap();
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py.run("assert C.method() == 'ClassMethod.method()!'", None, Some(d)).unwrap();
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py.run("assert C().method() == 'ClassMethod.method()!'", None, Some(d)).unwrap();
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}
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#[py::class]
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struct ClassMethodWithArgs{token: PyToken}
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#[py::methods]
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impl ClassMethodWithArgs {
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#[classmethod]
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fn method(cls: &PyType, input: &PyString) -> PyResult<String> {
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Ok(format!("{}.method({})", cls.name(), input))
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}
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}
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#[test]
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fn class_method_with_args() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let d = PyDict::new(py);
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d.set_item("C", py.get_type::<ClassMethodWithArgs>()).unwrap();
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py.run("assert C.method('abc') == 'ClassMethodWithArgs.method(abc)'", None, Some(d)).unwrap();
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}
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#[py::class]
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struct StaticMethod {
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token: PyToken
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}
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#[py::methods]
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impl StaticMethod {
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#[new]
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fn __new__(cls: &PyType) -> PyResult<&StaticMethod> {
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Ok(cls.token().init_mut(|t| StaticMethod{token: t})?.into())
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}
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#[staticmethod]
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fn method(py: Python) -> PyResult<&'static str> {
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Ok("StaticMethod.method()!")
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}
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}
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#[test]
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fn static_method() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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assert_eq!(StaticMethod::method(py).unwrap(), "StaticMethod.method()!");
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let d = PyDict::new(py);
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d.set_item("C", py.get_type::<StaticMethod>()).unwrap();
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py.run("assert C.method() == 'StaticMethod.method()!'", None, Some(d)).unwrap();
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py.run("assert C().method() == 'StaticMethod.method()!'", None, Some(d)).unwrap();
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}
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#[py::class]
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struct StaticMethodWithArgs{token: PyToken}
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#[py::methods]
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impl StaticMethodWithArgs {
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#[staticmethod]
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fn method(py: Python, input: i32) -> PyResult<String> {
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Ok(format!("0x{:x}", input))
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}
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}
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#[test]
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fn static_method_with_args() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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assert_eq!(StaticMethodWithArgs::method(py, 1234).unwrap(), "0x4d2");
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let d = PyDict::new(py);
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d.set_item("C", py.get_type::<StaticMethodWithArgs>()).unwrap();
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py.run("assert C.method(1337) == '0x539'", None, Some(d)).unwrap();
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}
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#[py::class]
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struct GCIntegration {
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self_ref: RefCell<PyObject>,
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dropped: TestDropCall,
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token: PyToken,
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}
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#[py::proto]
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impl PyGCProtocol for GCIntegration {
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fn __traverse__(&self, visit: PyVisit) -> Result<(), PyTraverseError> {
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visit.call(&*self.self_ref.borrow())
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}
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fn __clear__(&mut self) {
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*self.self_ref.borrow_mut() = self.token().None();
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}
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}
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#[test]
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fn gc_integration() {
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let drop_called = Arc::new(AtomicBool::new(false));
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{
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let gil = Python::acquire_gil();
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let py = gil.python();
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let inst = Py::new_ref(py, |t| GCIntegration{
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self_ref: RefCell::new(py.None().into()),
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dropped: TestDropCall { drop_called: drop_called.clone() },
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token: t}).unwrap();
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*inst.self_ref.borrow_mut() = inst.into();
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drop(inst);
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}
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let gil = Python::acquire_gil();
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let py = gil.python();
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py.run("import gc; gc.collect()", None, None).unwrap();
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assert!(drop_called.load(Ordering::Relaxed));
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}
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#[py::class]
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pub struct Len {
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l: usize,
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token: PyToken,
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}
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#[py::proto]
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impl PyMappingProtocol for Len {
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fn __len__(&self) -> PyResult<usize> {
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Ok(self.l)
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}
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}
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#[test]
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fn len() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let inst = Py::new(py, |t| Len{l: 10, token: t}).unwrap();
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py_assert!(py, inst, "len(inst) == 10");
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unsafe {
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assert_eq!(ffi::PyObject_Size(inst.as_ptr()), 10);
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assert_eq!(ffi::PyMapping_Size(inst.as_ptr()), 10);
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}
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let inst = Py::new(py, |t| Len{l: (isize::MAX as usize) + 1, token: t}).unwrap();
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py_expect_exception!(py, inst, "len(inst)", OverflowError);
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}
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#[py::class]
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struct Iterator{
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iter: Box<iter::Iterator<Item=i32> + Send>,
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token: PyToken,
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}
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#[py::proto]
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impl PyIterProtocol for Iterator {
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fn __iter__(&mut self) -> PyResult<Py<Iterator>> {
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Ok(self.into())
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}
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fn __next__(&mut self) -> PyResult<Option<i32>> {
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Ok(self.iter.next())
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}
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}
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#[test]
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fn iterator() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let inst = Py::new(py, |t| Iterator{iter: Box::new(5..8), token: t}).unwrap();
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py_assert!(py, inst, "iter(inst) is inst");
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py_assert!(py, inst, "list(inst) == [5, 6, 7]");
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}
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#[py::class]
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struct StringMethods {token: PyToken}
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#[py::proto]
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impl<'p> PyObjectProtocol<'p> for StringMethods {
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fn __str__(&self) -> PyResult<&'static str> {
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Ok("str")
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}
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fn __repr__(&self) -> PyResult<&'static str> {
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Ok("repr")
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}
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fn __format__(&self, format_spec: String) -> PyResult<String> {
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Ok(format!("format({})", format_spec))
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}
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fn __unicode__(&self) -> PyResult<PyObject> {
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Ok(PyString::new(self.token(), "unicode").into())
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}
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fn __bytes__(&self) -> PyResult<PyObject> {
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Ok(PyBytes::new(self.token(), b"bytes").into())
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}
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}
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#[cfg(Py_3)]
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#[test]
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fn string_methods() {
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let gil = Python::acquire_gil();
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let py = gil.python();
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let obj = Py::new(py, |t| StringMethods{token: t}).unwrap();
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py_assert!(py, obj, "str(obj) == 'str'");
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py_assert!(py, obj, "repr(obj) == 'repr'");
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py_assert!(py, obj, "'{0:x}'.format(obj) == 'format(x)'");
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py_assert!(py, obj, "bytes(obj) == b'bytes'");
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}
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#[cfg(not(Py_3))]
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#[test]
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fn string_methods() {
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let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let obj = Py::new(py, |t| StringMethods{token: t}).unwrap();
|
|
py_assert!(py, obj, "str(obj) == 'str'");
|
|
py_assert!(py, obj, "repr(obj) == 'repr'");
|
|
py_assert!(py, obj, "unicode(obj) == 'unicode'");
|
|
py_assert!(py, obj, "'{0:x}'.format(obj) == 'format(x)'");
|
|
}
|
|
|
|
|
|
#[py::class]
|
|
struct Comparisons {
|
|
val: i32,
|
|
token: PyToken,
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyObjectProtocol for Comparisons {
|
|
fn __hash__(&self) -> PyResult<usize> {
|
|
Ok(self.val as usize)
|
|
}
|
|
fn __bool__(&self) -> PyResult<bool> {
|
|
Ok(self.val != 0)
|
|
}
|
|
}
|
|
|
|
|
|
#[test]
|
|
fn comparisons() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let zero = Py::new(py, |t| Comparisons{val: 0, token: t}).unwrap();
|
|
let one = Py::new(py, |t| Comparisons{val: 1, token: t}).unwrap();
|
|
let ten = Py::new(py, |t| Comparisons{val: 10, token: t}).unwrap();
|
|
let minus_one = Py::new(py, |t| Comparisons{val: -1, token: t}).unwrap();
|
|
py_assert!(py, one, "hash(one) == 1");
|
|
py_assert!(py, ten, "hash(ten) == 10");
|
|
py_assert!(py, minus_one, "hash(minus_one) == -2");
|
|
|
|
py_assert!(py, one, "bool(one) is True");
|
|
py_assert!(py, zero, "not zero");
|
|
}
|
|
|
|
|
|
#[py::class]
|
|
struct Sequence {
|
|
token: PyToken
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PySequenceProtocol for Sequence {
|
|
fn __len__(&self) -> PyResult<usize> {
|
|
Ok(5)
|
|
}
|
|
|
|
fn __getitem__(&self, key: isize) -> PyResult<isize> {
|
|
if key == 5 {
|
|
return Err(PyErr::new::<exc::IndexError, NoArgs>(self.token(), NoArgs));
|
|
}
|
|
Ok(key)
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn sequence() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init(|t| Sequence{token: t}).unwrap();
|
|
py_assert!(py, c, "list(c) == [0, 1, 2, 3, 4]");
|
|
py_expect_exception!(py, c, "c['abc']", TypeError);
|
|
}
|
|
|
|
|
|
#[py::class]
|
|
struct Callable {token: PyToken}
|
|
|
|
#[py::methods]
|
|
impl Callable {
|
|
|
|
#[__call__]
|
|
fn __call__(&self, arg: i32) -> PyResult<i32> {
|
|
Ok(arg * 6)
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn callable() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init(|t| Callable{token: t}).unwrap();
|
|
py_assert!(py, c, "callable(c)");
|
|
py_assert!(py, c, "c(7) == 42");
|
|
|
|
let nc = py.init(|t| Comparisons{val: 0, token: t}).unwrap();
|
|
py_assert!(py, nc, "not callable(nc)");
|
|
}
|
|
|
|
#[py::class]
|
|
struct SetItem {
|
|
key: i32,
|
|
val: i32,
|
|
token: PyToken,
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyMappingProtocol<'a> for SetItem {
|
|
fn __setitem__(&mut self, key: i32, val: i32) -> PyResult<()> {
|
|
self.key = key;
|
|
self.val = val;
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn setitem() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init_ref(|t| SetItem{key: 0, val: 0, token: t}).unwrap();
|
|
py_run!(py, c, "c[1] = 2");
|
|
assert_eq!(c.key, 1);
|
|
assert_eq!(c.val, 2);
|
|
py_expect_exception!(py, c, "del c[1]", NotImplementedError);
|
|
}
|
|
|
|
#[py::class]
|
|
struct DelItem {
|
|
key: i32,
|
|
token: PyToken,
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyMappingProtocol<'a> for DelItem {
|
|
fn __delitem__(&mut self, key: i32) -> PyResult<()> {
|
|
self.key = key;
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn delitem() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init_ref(|t| DelItem{key:0, token:t}).unwrap();
|
|
py_run!(py, c, "del c[1]");
|
|
assert_eq!(c.key, 1);
|
|
py_expect_exception!(py, c, "c[1] = 2", NotImplementedError);
|
|
}
|
|
|
|
#[py::class]
|
|
struct SetDelItem {
|
|
val: Option<i32>,
|
|
token: PyToken,
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyMappingProtocol for SetDelItem {
|
|
fn __setitem__(&mut self, key: i32, val: i32) -> PyResult<()> {
|
|
self.val = Some(val);
|
|
Ok(())
|
|
}
|
|
|
|
fn __delitem__(&mut self, key: i32) -> PyResult<()> {
|
|
self.val = None;
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn setdelitem() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init_ref(|t| SetDelItem{val: None, token: t}).unwrap();
|
|
py_run!(py, c, "c[1] = 2");
|
|
assert_eq!(c.val, Some(2));
|
|
py_run!(py, c, "del c[1]");
|
|
assert_eq!(c.val, None);
|
|
}
|
|
|
|
#[py::class]
|
|
struct Reversed {token: PyToken}
|
|
|
|
#[py::proto]
|
|
impl PyMappingProtocol for Reversed{
|
|
fn __reversed__(&self) -> PyResult<&'static str> {
|
|
Ok("I am reversed")
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn reversed() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init(|t| Reversed{token: t}).unwrap();
|
|
py_run!(py, c, "assert reversed(c) == 'I am reversed'");
|
|
}
|
|
|
|
#[py::class]
|
|
struct Contains {token: PyToken}
|
|
|
|
#[py::proto]
|
|
impl PySequenceProtocol for Contains {
|
|
fn __contains__(&self, item: i32) -> PyResult<bool> {
|
|
Ok(item >= 0)
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn contains() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init(|t| Contains{token: t}).unwrap();
|
|
py_run!(py, c, "assert 1 in c");
|
|
py_run!(py, c, "assert -1 not in c");
|
|
py_expect_exception!(py, c, "assert 'wrong type' not in c", TypeError);
|
|
}
|
|
|
|
|
|
|
|
#[py::class]
|
|
struct UnaryArithmetic {token: PyToken}
|
|
|
|
#[py::proto]
|
|
impl PyNumberProtocol for UnaryArithmetic {
|
|
|
|
fn __neg__(&self) -> PyResult<&'static str> {
|
|
Ok("neg")
|
|
}
|
|
|
|
fn __pos__(&self) -> PyResult<&'static str> {
|
|
Ok("pos")
|
|
}
|
|
|
|
fn __abs__(&self) -> PyResult<&'static str> {
|
|
Ok("abs")
|
|
}
|
|
|
|
fn __invert__(&self) -> PyResult<&'static str> {
|
|
Ok("invert")
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn unary_arithmetic() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init(|t| UnaryArithmetic{token: t}).unwrap();
|
|
py_run!(py, c, "assert -c == 'neg'");
|
|
py_run!(py, c, "assert +c == 'pos'");
|
|
py_run!(py, c, "assert abs(c) == 'abs'");
|
|
py_run!(py, c, "assert ~c == 'invert'");
|
|
}
|
|
|
|
|
|
#[py::class]
|
|
struct BinaryArithmetic {
|
|
token: PyToken
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyObjectProtocol for BinaryArithmetic {
|
|
fn __repr__(&self) -> PyResult<&'static str> {
|
|
Ok("BA")
|
|
}
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyNumberProtocol for BinaryArithmetic {
|
|
fn __add__(&self, rhs: &PyInstance) -> PyResult<String> {
|
|
Ok(format!("{:?} + {:?}", self, rhs))
|
|
}
|
|
|
|
fn __sub__(&self, rhs: &PyInstance) -> PyResult<String> {
|
|
Ok(format!("{:?} - {:?}", self, rhs))
|
|
}
|
|
|
|
fn __mul__(&self, rhs: &PyInstance) -> PyResult<String> {
|
|
Ok(format!("{:?} * {:?}", self, rhs))
|
|
}
|
|
|
|
fn __lshift__(&self, rhs: &PyInstance) -> PyResult<String> {
|
|
Ok(format!("{:?} << {:?}", self, rhs))
|
|
}
|
|
|
|
fn __rshift__(&self, rhs: &PyInstance) -> PyResult<String> {
|
|
Ok(format!("{:?} >> {:?}", self, rhs))
|
|
}
|
|
|
|
fn __and__(&self, rhs: &PyInstance) -> PyResult<String> {
|
|
Ok(format!("{:?} & {:?}", self, rhs))
|
|
}
|
|
|
|
fn __xor__(&self, rhs: &PyInstance) -> PyResult<String> {
|
|
Ok(format!("{:?} ^ {:?}", self, rhs))
|
|
}
|
|
|
|
fn __or__(&self, rhs: &PyInstance) -> PyResult<String> {
|
|
Ok(format!("{:?} | {:?}", self, rhs))
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn binary_arithmetic() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init(|t| BinaryArithmetic{token: t}).unwrap();
|
|
py_run!(py, c, "assert c + c == 'BA + BA'");
|
|
py_run!(py, c, "assert c + 1 == 'BA + 1'");
|
|
py_run!(py, c, "assert 1 + c == '1 + BA'");
|
|
py_run!(py, c, "assert c - 1 == 'BA - 1'");
|
|
py_run!(py, c, "assert 1 - c == '1 - BA'");
|
|
py_run!(py, c, "assert c * 1 == 'BA * 1'");
|
|
py_run!(py, c, "assert 1 * c == '1 * BA'");
|
|
|
|
py_run!(py, c, "assert c << 1 == 'BA << 1'");
|
|
py_run!(py, c, "assert 1 << c == '1 << BA'");
|
|
py_run!(py, c, "assert c >> 1 == 'BA >> 1'");
|
|
py_run!(py, c, "assert 1 >> c == '1 >> BA'");
|
|
py_run!(py, c, "assert c & 1 == 'BA & 1'");
|
|
py_run!(py, c, "assert 1 & c == '1 & BA'");
|
|
py_run!(py, c, "assert c ^ 1 == 'BA ^ 1'");
|
|
py_run!(py, c, "assert 1 ^ c == '1 ^ BA'");
|
|
py_run!(py, c, "assert c | 1 == 'BA | 1'");
|
|
py_run!(py, c, "assert 1 | c == '1 | BA'");
|
|
}
|
|
|
|
|
|
#[py::class]
|
|
struct RichComparisons {
|
|
token: PyToken
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyObjectProtocol for RichComparisons {
|
|
fn __repr__(&self) -> PyResult<&'static str> {
|
|
Ok("RC")
|
|
}
|
|
|
|
fn __richcmp__(&self, other: &PyInstance, op: CompareOp) -> PyResult<String> {
|
|
match op {
|
|
CompareOp::Lt => Ok(format!("{} < {:?}", self.__repr__().unwrap(), other)),
|
|
CompareOp::Le => Ok(format!("{} <= {:?}", self.__repr__().unwrap(), other)),
|
|
CompareOp::Eq => Ok(format!("{} == {:?}", self.__repr__().unwrap(), other)),
|
|
CompareOp::Ne => Ok(format!("{} != {:?}", self.__repr__().unwrap(), other)),
|
|
CompareOp::Gt => Ok(format!("{} > {:?}", self.__repr__().unwrap(), other)),
|
|
CompareOp::Ge => Ok(format!("{} >= {:?}", self.__repr__().unwrap(), other))
|
|
}
|
|
}
|
|
}
|
|
|
|
#[py::class]
|
|
struct RichComparisons2 {
|
|
py: PyToken
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyObjectProtocol for RichComparisons2 {
|
|
fn __repr__(&self) -> PyResult<&'static str> {
|
|
Ok("RC2")
|
|
}
|
|
|
|
fn __richcmp__(&self, other: &'p PyInstance, op: CompareOp) -> PyResult<PyObject> {
|
|
match op {
|
|
CompareOp::Eq => Ok(true.to_object(self.token())),
|
|
CompareOp::Ne => Ok(false.to_object(self.token())),
|
|
_ => Ok(self.token().NotImplemented())
|
|
}
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn rich_comparisons() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init(|t| RichComparisons{token: t}).unwrap();
|
|
py_run!(py, c, "assert (c < c) == 'RC < RC'");
|
|
py_run!(py, c, "assert (c < 1) == 'RC < 1'");
|
|
py_run!(py, c, "assert (1 < c) == 'RC > 1'");
|
|
py_run!(py, c, "assert (c <= c) == 'RC <= RC'");
|
|
py_run!(py, c, "assert (c <= 1) == 'RC <= 1'");
|
|
py_run!(py, c, "assert (1 <= c) == 'RC >= 1'");
|
|
py_run!(py, c, "assert (c == c) == 'RC == RC'");
|
|
py_run!(py, c, "assert (c == 1) == 'RC == 1'");
|
|
py_run!(py, c, "assert (1 == c) == 'RC == 1'");
|
|
py_run!(py, c, "assert (c != c) == 'RC != RC'");
|
|
py_run!(py, c, "assert (c != 1) == 'RC != 1'");
|
|
py_run!(py, c, "assert (1 != c) == 'RC != 1'");
|
|
py_run!(py, c, "assert (c > c) == 'RC > RC'");
|
|
py_run!(py, c, "assert (c > 1) == 'RC > 1'");
|
|
py_run!(py, c, "assert (1 > c) == 'RC < 1'");
|
|
py_run!(py, c, "assert (c >= c) == 'RC >= RC'");
|
|
py_run!(py, c, "assert (c >= 1) == 'RC >= 1'");
|
|
py_run!(py, c, "assert (1 >= c) == 'RC <= 1'");
|
|
}
|
|
|
|
#[test]
|
|
#[cfg(Py_3)]
|
|
fn rich_comparisons_python_3_type_error() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c2 = py.init(|t| RichComparisons2{py: t}).unwrap();
|
|
py_expect_exception!(py, c2, "c2 < c2", TypeError);
|
|
py_expect_exception!(py, c2, "c2 < 1", TypeError);
|
|
py_expect_exception!(py, c2, "1 < c2", TypeError);
|
|
py_expect_exception!(py, c2, "c2 <= c2", TypeError);
|
|
py_expect_exception!(py, c2, "c2 <= 1", TypeError);
|
|
py_expect_exception!(py, c2, "1 <= c2", TypeError);
|
|
py_run!(py, c2, "assert (c2 == c2) == True");
|
|
py_run!(py, c2, "assert (c2 == 1) == True");
|
|
py_run!(py, c2, "assert (1 == c2) == True");
|
|
py_run!(py, c2, "assert (c2 != c2) == False");
|
|
py_run!(py, c2, "assert (c2 != 1) == False");
|
|
py_run!(py, c2, "assert (1 != c2) == False");
|
|
py_expect_exception!(py, c2, "c2 > c2", TypeError);
|
|
py_expect_exception!(py, c2, "c2 > 1", TypeError);
|
|
py_expect_exception!(py, c2, "1 > c2", TypeError);
|
|
py_expect_exception!(py, c2, "c2 >= c2", TypeError);
|
|
py_expect_exception!(py, c2, "c2 >= 1", TypeError);
|
|
py_expect_exception!(py, c2, "1 >= c2", TypeError);
|
|
}
|
|
|
|
#[py::class]
|
|
struct InPlaceOperations {
|
|
value: u32,
|
|
token: PyToken,
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyObjectProtocol for InPlaceOperations {
|
|
fn __repr__(&self) -> PyResult<String> {
|
|
Ok(format!("IPO({:?})", self.value))
|
|
}
|
|
}
|
|
|
|
#[py::proto]
|
|
impl PyNumberProtocol for InPlaceOperations {
|
|
fn __iadd__(&mut self, other: u32) -> PyResult<()> {
|
|
self.value = self.value + other;
|
|
Ok(())
|
|
}
|
|
|
|
fn __isub__(&mut self, other: u32) -> PyResult<()> {
|
|
self.value = self.value - other;
|
|
Ok(())
|
|
}
|
|
|
|
fn __imul__(&mut self, other: u32) -> PyResult<()> {
|
|
self.value = self.value * other;
|
|
Ok(())
|
|
}
|
|
|
|
fn __ilshift__(&mut self, other: u32) -> PyResult<()> {
|
|
self.value = self.value << other;
|
|
Ok(())
|
|
}
|
|
|
|
fn __irshift__(&mut self, other: u32) -> PyResult<()> {
|
|
self.value = self.value >> other;
|
|
Ok(())
|
|
}
|
|
|
|
fn __iand__(&mut self, other: u32) -> PyResult<()> {
|
|
self.value = self.value & other;
|
|
Ok(())
|
|
}
|
|
|
|
fn __ixor__(&mut self, other: u32) -> PyResult<()> {
|
|
self.value = self.value ^ other;
|
|
Ok(())
|
|
}
|
|
|
|
fn __ior__(&mut self, other: u32) -> PyResult<()> {
|
|
self.value = self.value | other;
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn inplace_operations() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let c = py.init(|t| InPlaceOperations{value: 0, token: t}).unwrap();
|
|
py_run!(py, c, "d = c; c += 1; assert repr(c) == repr(d) == 'IPO(1)'");
|
|
|
|
let c = py.init(|t| InPlaceOperations{value:10, token: t}).unwrap();
|
|
py_run!(py, c, "d = c; c -= 1; assert repr(c) == repr(d) == 'IPO(9)'");
|
|
|
|
let c = py.init(|t| InPlaceOperations{value: 3, token: t}).unwrap();
|
|
py_run!(py, c, "d = c; c *= 3; assert repr(c) == repr(d) == 'IPO(9)'");
|
|
|
|
let c = py.init(|t| InPlaceOperations{value: 3, token: t}).unwrap();
|
|
py_run!(py, c, "d = c; c <<= 2; assert repr(c) == repr(d) == 'IPO(12)'");
|
|
|
|
let c = py.init(|t| InPlaceOperations{value: 12, token: t}).unwrap();
|
|
py_run!(py, c, "d = c; c >>= 2; assert repr(c) == repr(d) == 'IPO(3)'");
|
|
|
|
let c = py.init(|t| InPlaceOperations{value: 12, token: t}).unwrap();
|
|
py_run!(py, c, "d = c; c &= 10; assert repr(c) == repr(d) == 'IPO(8)'");
|
|
|
|
let c = py.init(|t| InPlaceOperations{value: 12, token: t}).unwrap();
|
|
py_run!(py, c, "d = c; c |= 3; assert repr(c) == repr(d) == 'IPO(15)'");
|
|
|
|
let c = py.init(|t| InPlaceOperations{value: 12, token: t}).unwrap();
|
|
py_run!(py, c, "d = c; c ^= 5; assert repr(c) == repr(d) == 'IPO(9)'");
|
|
}
|
|
|
|
#[py::class]
|
|
struct ContextManager {
|
|
exit_called: bool,
|
|
token: PyToken,
|
|
}
|
|
|
|
#[py::proto]
|
|
impl<'p> PyContextProtocol<'p> for ContextManager {
|
|
|
|
fn __enter__(&mut self) -> PyResult<i32> {
|
|
Ok(42)
|
|
}
|
|
|
|
fn __exit__(&mut self,
|
|
ty: Option<&'p PyType>,
|
|
value: Option<&'p PyInstance>,
|
|
traceback: Option<&'p PyInstance>) -> PyResult<bool> {
|
|
self.exit_called = true;
|
|
if ty == Some(self.token().get_type::<exc::ValueError>()) {
|
|
Ok(true)
|
|
} else {
|
|
Ok(false)
|
|
}
|
|
}
|
|
}
|
|
|
|
#[test]
|
|
fn context_manager() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let mut c = py.init_mut(|t| ContextManager{exit_called: false, token: t}).unwrap();
|
|
py_run!(py, c, "with c as x:\n assert x == 42");
|
|
assert!(c.exit_called);
|
|
|
|
c.exit_called = false;
|
|
py_run!(py, c, "with c as x:\n raise ValueError");
|
|
assert!(c.exit_called);
|
|
|
|
c.exit_called = false;
|
|
py_expect_exception!(
|
|
py, c, "with c as x:\n raise NotImplementedError", NotImplementedError);
|
|
assert!(c.exit_called);
|
|
}
|
|
|
|
#[py::class]
|
|
struct ClassWithProperties {
|
|
num: i32,
|
|
token: PyToken,
|
|
}
|
|
|
|
#[py::methods]
|
|
impl ClassWithProperties {
|
|
|
|
fn get_num(&self) -> PyResult<i32> {
|
|
Ok(self.num)
|
|
}
|
|
|
|
#[getter(DATA)]
|
|
fn get_data(&self) -> PyResult<i32> {
|
|
Ok(self.num)
|
|
}
|
|
#[setter(DATA)]
|
|
fn set_data(&mut self, value: i32) -> PyResult<()> {
|
|
self.num = value;
|
|
Ok(())
|
|
}
|
|
}
|
|
|
|
|
|
#[test]
|
|
fn class_with_properties() {
|
|
let gil = Python::acquire_gil();
|
|
let py = gil.python();
|
|
|
|
let inst = py.init(|t| ClassWithProperties{num: 10, token: t}).unwrap();
|
|
|
|
py_run!(py, inst, "assert inst.get_num() == 10");
|
|
py_run!(py, inst, "assert inst.get_num() == inst.DATA");
|
|
py_run!(py, inst, "inst.DATA = 20");
|
|
py_run!(py, inst, "assert inst.get_num() == 20");
|
|
py_run!(py, inst, "assert inst.get_num() == inst.DATA");
|
|
}
|