mit_commit_message_lints/relates/cmd/
set_relates_to.rs

1use std::{convert::TryInto, time::Duration};
2
3use miette::{Result, WrapErr, miette};
4use time::OffsetDateTime;
5
6use crate::{external::Vcs, relates::RelateTo};
7const CONFIG_KEY_EXPIRES: &str = "mit.relate.expires";
8
9/// # Errors
10///
11/// If writing to the git mit file fails for some reason. (specific to VCS implementation)
12pub fn set_relates_to(
13    config: &mut dyn Vcs,
14    relates: &RelateTo<'_>,
15    expires_in: Duration,
16) -> Result<()> {
17    set_vcs_relates_to(config, relates)?;
18    set_vcs_expires_time(config, expires_in)?;
19
20    Ok(())
21}
22
23fn set_vcs_relates_to(config: &mut dyn Vcs, relates: &RelateTo<'_>) -> Result<()> {
24    config.set_str("mit.relate.to", relates.to())?;
25    Ok(())
26}
27
28fn set_vcs_expires_time(config: &mut dyn Vcs, expires_in: Duration) -> Result<()> {
29    let now = OffsetDateTime::now_utc().unix_timestamp();
30    let expires_in_secs: i64 = expires_in
31        .as_secs()
32        .try_into()
33        .map_err(|_| miette!("Expiration time exceeds maximum supported value"))?;
34
35    let expiry_time = now
36        .checked_add(expires_in_secs)
37        .ok_or_else(|| miette!("Expiration time overflow"))?;
38
39    config
40        .set_i64(CONFIG_KEY_EXPIRES, expiry_time)
41        .wrap_err("failed to update the expiry time mit-relates-to")
42}
43
44#[cfg(test)]
45mod tests {
46    use std::{
47        collections::BTreeMap,
48        convert::TryFrom,
49        error::Error,
50        ops::Add,
51        time::{Duration, SystemTime, UNIX_EPOCH},
52    };
53
54    use crate::{
55        external::InMemory,
56        relates::{RelateTo, set_relates_to},
57    };
58
59    #[test]
60    fn the_first_initial_becomes_the_relates() {
61        let mut buffer = BTreeMap::new();
62
63        let mut vcs_config = InMemory::new(&mut buffer);
64
65        let relates_to = RelateTo::from("[#12345678]");
66        let actual = set_relates_to(&mut vcs_config, &relates_to, Duration::from_hours(1));
67
68        actual.unwrap();
69        assert_eq!(
70            Some(&"[#12345678]".to_string()),
71            buffer.get("mit.relate.to"),
72            "Expected the relates-to config to be set to the provided value"
73        );
74    }
75
76    #[test]
77    fn sets_the_expiry_time() {
78        let mut buffer = BTreeMap::new();
79        let mut vcs_config = InMemory::new(&mut buffer);
80
81        let relates = RelateTo::from("[#12345678]");
82        let actual = set_relates_to(&mut vcs_config, &relates, Duration::from_hours(1));
83
84        actual.unwrap();
85
86        let sec59min = SystemTime::now()
87            .duration_since(UNIX_EPOCH)
88            .map(|x| x.add(Duration::from_mins(59)))
89            .map_err(|x| -> Box<dyn Error> { Box::from(x) })
90            .map(|x| x.as_secs())
91            .and_then(|x| i64::try_from(x).map_err(Box::from))
92            .unwrap();
93
94        let sec61min = SystemTime::now()
95            .duration_since(UNIX_EPOCH)
96            .map(|x| x.add(Duration::from_mins(61)))
97            .map_err(|x| -> Box<dyn Error> { Box::from(x) })
98            .map(|x| x.as_secs())
99            .and_then(|x| i64::try_from(x).map_err(Box::from))
100            .unwrap();
101
102        let actual_expire_time: i64 = buffer
103            .get("mit.relate.expires")
104            .and_then(|x| x.parse().ok())
105            .expect("Failed to read expire");
106
107        assert!(
108            actual_expire_time < sec61min,
109            "Expected less than {}, found {}",
110            sec61min,
111            actual_expire_time
112        );
113        assert!(
114            actual_expire_time > sec59min,
115            "Expected more than {}, found {}",
116            sec59min,
117            actual_expire_time,
118        );
119    }
120}
mit_commit_message_lints/relates/cmd/set_relates_to.rs

mit_commit_message_lints/relates/cmd/
set_relates_to.rs
