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Always store DateTimes in UTC

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This commit is contained in:
John Gallagher 2016-05-16 09:08:31 -05:00
parent aa2b3b26bd
commit 34d5e2db24
1 changed files with 7 additions and 5 deletions
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12
src/types/chrono.rs
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@ -91,10 +91,11 @@ impl FromSql for NaiveDateTime {
}
}
/// Date and time with time zone => RFC3339 timestamp ("YYYY-MM-DDTHH:MM:SS.SSS[+-]HH:MM").
impl<Tz: TimeZone> ToSql for DateTime<Tz> where Tz::Offset: ::std::fmt::Display {
/// Date and time with time zone => UTC RFC3339 timestamp ("YYYY-MM-DDTHH:MM:SS.SSS+00:00").
impl<Tz: TimeZone> ToSql for DateTime<Tz> {
unsafe fn bind_parameter(&self, stmt: *mut sqlite3_stmt, col: c_int) -> c_int {
self.to_rfc3339().bind_parameter(stmt, col)
let utc_dt = self.with_timezone(&UTC);
utc_dt.to_rfc3339().bind_parameter(stmt, col)
}
}
@ -205,9 +206,10 @@ mod test {
db.execute("INSERT INTO foo (t) VALUES (?)", &[&local]).unwrap();
// Stored string should be in UTC
let s: String = db.query_row("SELECT t FROM foo", &[], |r| r.get(0)).unwrap();
let offset = Local.offset_from_utc_datetime(&dt);
assert_eq!(format!("2016-02-23T23:56:04.789{:}", offset), s);
assert!(s.ends_with("+00:00"));
let v: DateTime<Local> = db.query_row("SELECT t FROM foo", &[], |r| r.get(0)).unwrap();
assert_eq!(local, v);
}