84 lines
1.7 KiB
Rust
84 lines
1.7 KiB
Rust
#![feature(specialization)]
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extern crate pyo3;
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use pyo3::prelude::*;
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use pyo3::PyRawObject;
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#[pyclass]
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struct EmptyClassWithNew {}
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#[pymethods]
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impl EmptyClassWithNew {
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#[__new__]
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fn __new__(obj: &PyRawObject) -> PyResult<()> {
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obj.init(|| EmptyClassWithNew {})
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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
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.call(NoArgs, None)
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.unwrap()
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.cast_as::<EmptyClassWithNew>()
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.is_ok());
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}
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#[pyclass]
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struct NewWithOneArg {
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_data: i32,
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}
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#[pymethods]
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impl NewWithOneArg {
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#[new]
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fn __new__(obj: &PyRawObject, arg: i32) -> PyResult<()> {
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obj.init(|| NewWithOneArg { _data: arg })
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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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#[pyclass]
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struct NewWithTwoArgs {
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_data1: i32,
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_data2: i32,
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}
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#[pymethods]
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impl NewWithTwoArgs {
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#[new]
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fn __new__(obj: &PyRawObject, arg1: i32, arg2: i32) -> PyResult<()> {
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obj.init(|| NewWithTwoArgs {
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_data1: arg1,
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_data2: arg2,
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})
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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
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.call((10, 20), None)
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.map_err(|e| e.print(py))
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.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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