msg_auth_status/alloc_yes/
dkim_signatures.rs

1//! Allocating DkimSignaturesHandler
2
3use crate::dkim::DkimSignature;
4use crate::error::DkimSignatureError;
5
6/// No holding errors - currently all errors are inside results
7#[derive(Debug, PartialEq)]
8pub enum DkimSignaturesError {}
9
10/// Allocating parsed results for DKIM-Signatures
11#[cfg(any(feature = "alloc", feature = "std"))]
12#[derive(Debug, Default)]
13pub struct DkimSignatures<'hdr> {
14    /// DKIM-Signature results
15    dkim_signatures: Vec<Result<DkimSignature<'hdr>, DkimSignatureError<'hdr>>>,
16}
17
18impl<'hdr> crate::traits::ResultsVerifier for DkimSignatures<'hdr> {
19    fn return_path_atleast_one_dkim_pass(&self, _selector: &str) -> bool {
20        false // TODO
21    }
22}
23
24impl<'hdr> DkimSignatures<'hdr> {
25    /// Parse all DKIM Signatures into allocating Vec from mail_parser::Message
26    #[cfg(feature = "mail_parser")]
27    pub fn from_mail_parser(
28        msg: &'hdr mail_parser::Message<'hdr>,
29    ) -> Result<Self, DkimSignaturesError> {
30        let mut new_self = Self {
31            dkim_signatures: vec![],
32        };
33
34        new_self.dkim_signatures = msg
35            .header_values("DKIM-Signature")
36            .map(|mh| mh.try_into())
37            .collect();
38
39        Ok(new_self)
40    }
41}
42
43#[cfg(test)]
44#[cfg(feature = "mail_parser")]
45mod test {
46    use super::*;
47    use insta::assert_debug_snapshot;
48    use rstest::rstest;
49    use std::{fs::File, io::Read, path::PathBuf};
50
51    fn load_test_data(file_location: &str) -> Vec<u8> {
52        let mut file = File::open(file_location).unwrap();
53        let mut data: Vec<u8> = vec![];
54        file.read_to_end(&mut data).unwrap();
55        data
56    }
57
58    #[rstest]
59    fn from_mail_parser(#[files("test_data/*.eml")] file_path: PathBuf) {
60        let new_snapshot_path = file_path.with_extension("snap");
61
62        insta::with_settings!({snapshot_path => new_snapshot_path}, {
63            insta::allow_duplicates! {
64                let raw  = load_test_data(file_path.to_str().unwrap());
65                let parser = mail_parser::MessageParser::default();
66                let parsed_message = parser.parse(&raw).unwrap();
67                let status = DkimSignatures::from_mail_parser(&parsed_message).unwrap();
68                assert_debug_snapshot!(&status);
69            }
70        });
71    }
72}
msg_auth_status/alloc_yes/dkim_signatures.rs

msg_auth_status/alloc_yes/
dkim_signatures.rs
