-
Notifications
You must be signed in to change notification settings - Fork 677
/
path.rs
115 lines (101 loc) · 3.56 KB
/
path.rs
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
use crate::{FromPyObject, IntoPy, PyAny, PyObject, PyResult, Python, ToPyObject};
use std::borrow::Cow;
use std::ffi::OsString;
use std::path::{Path, PathBuf};
impl ToPyObject for Path {
fn to_object(&self, py: Python) -> PyObject {
self.as_os_str().to_object(py)
}
}
// See osstr.rs for why there's no FromPyObject impl for &Path
impl FromPyObject<'_> for PathBuf {
fn extract(ob: &PyAny) -> PyResult<Self> {
Ok(PathBuf::from(OsString::extract(ob)?))
}
}
impl<'a> IntoPy<PyObject> for &'a Path {
#[inline]
fn into_py(self, py: Python) -> PyObject {
self.as_os_str().to_object(py)
}
}
impl<'a> ToPyObject for Cow<'a, Path> {
#[inline]
fn to_object(&self, py: Python) -> PyObject {
self.as_os_str().to_object(py)
}
}
impl<'a> IntoPy<PyObject> for Cow<'a, Path> {
#[inline]
fn into_py(self, py: Python) -> PyObject {
self.to_object(py)
}
}
impl ToPyObject for PathBuf {
#[inline]
fn to_object(&self, py: Python) -> PyObject {
self.as_os_str().to_object(py)
}
}
impl IntoPy<PyObject> for PathBuf {
fn into_py(self, py: Python) -> PyObject {
self.into_os_string().to_object(py)
}
}
#[cfg(test)]
mod test {
use crate::{types::PyString, IntoPy, PyObject, Python, ToPyObject};
use std::borrow::Cow;
use std::fmt::Debug;
use std::path::{Path, PathBuf};
#[test]
#[cfg(not(windows))]
fn test_non_utf8_conversion() {
Python::with_gil(|py| {
use std::ffi::OsStr;
use std::os::unix::ffi::OsStrExt;
// this is not valid UTF-8
let payload = &[250, 251, 252, 253, 254, 255, 0, 255];
let path = Path::new(OsStr::from_bytes(payload));
// do a roundtrip into Pythonland and back and compare
let py_str: PyObject = path.into_py(py);
let path_2: PathBuf = py_str.extract(py).unwrap();
assert_eq!(path, path_2);
});
}
#[test]
fn test_topyobject_roundtrip() {
Python::with_gil(|py| {
fn test_roundtrip<T: ToPyObject + AsRef<Path> + Debug>(py: Python, obj: T) {
let pyobject = obj.to_object(py);
let pystring: &PyString = pyobject.extract(py).unwrap();
assert_eq!(pystring.to_string_lossy(), obj.as_ref().to_string_lossy());
let roundtripped_obj: PathBuf = pystring.extract().unwrap();
assert_eq!(obj.as_ref(), roundtripped_obj.as_path());
}
let path = Path::new("Hello\0\n🐍");
test_roundtrip::<&Path>(py, path);
test_roundtrip::<Cow<'_, Path>>(py, Cow::Borrowed(path));
test_roundtrip::<Cow<'_, Path>>(py, Cow::Owned(path.to_path_buf()));
test_roundtrip::<PathBuf>(py, path.to_path_buf());
});
}
#[test]
fn test_intopy_roundtrip() {
Python::with_gil(|py| {
fn test_roundtrip<T: IntoPy<PyObject> + AsRef<Path> + Debug + Clone>(
py: Python,
obj: T,
) {
let pyobject = obj.clone().into_py(py);
let pystring: &PyString = pyobject.extract(py).unwrap();
assert_eq!(pystring.to_string_lossy(), obj.as_ref().to_string_lossy());
let roundtripped_obj: PathBuf = pystring.extract().unwrap();
assert!(obj.as_ref() == roundtripped_obj.as_path());
}
let path = Path::new("Hello\0\n🐍");
test_roundtrip::<&Path>(py, path);
test_roundtrip::<PathBuf>(py, path.to_path_buf());
})
}
}