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Introduce NO_PARAMS constant

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As suggested here:
https://users.rust-lang.org/t/sql-parameter-values/20469/2
This commit is contained in:
gwenn
2018-09-16 11:10:19 +02:00
parent c4ae541eac
commit e7e03c3443
15 changed files with 152 additions and 208 deletions
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45
src/types/chrono.rs
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@@ -132,8 +132,7 @@ mod test {
use super::chrono::{
DateTime, Duration, Local, NaiveDate, NaiveDateTime, NaiveTime, TimeZone, Utc,
};
use types::ToSql;
use Connection;
use {Connection, NO_PARAMS};
fn checked_memory_handle() -> Connection {
let db = Connection::open_in_memory().unwrap();
@@ -150,11 +149,11 @@ mod test {
.unwrap();
let s: String = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!("2016-02-23", s);
let t: NaiveDate = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!(date, t);
}
@@ -167,11 +166,11 @@ mod test {
.unwrap();
let s: String = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!("23:56:04", s);
let v: NaiveTime = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!(time, v);
}
@@ -187,18 +186,18 @@ mod test {
.unwrap();
let s: String = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!("2016-02-23T23:56:04", s);
let v: NaiveDateTime = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!(dt, v);
db.execute("UPDATE foo set b = datetime(t)", &[] as &[&ToSql])
db.execute("UPDATE foo set b = datetime(t)", NO_PARAMS)
.unwrap(); // "YYYY-MM-DD HH:MM:SS"
let hms: NaiveDateTime = db
.query_row("SELECT b FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT b FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!(dt, hms);
}
@@ -215,33 +214,29 @@ mod test {
.unwrap();
let s: String = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!("2016-02-23T23:56:04.789+00:00", s);
let v1: DateTime<Utc> = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!(utc, v1);
let v2: DateTime<Utc> = db
.query_row("SELECT '2016-02-23 23:56:04.789'", &[] as &[&ToSql], |r| {
r.get(0)
}).unwrap();
.query_row("SELECT '2016-02-23 23:56:04.789'", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!(utc, v2);
let v3: DateTime<Utc> = db
.query_row("SELECT '2016-02-23 23:56:04'", &[] as &[&ToSql], |r| {
r.get(0)
}).unwrap();
.query_row("SELECT '2016-02-23 23:56:04'", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!(utc - Duration::milliseconds(789), v3);
let v4: DateTime<Utc> = db
.query_row(
"SELECT '2016-02-23 23:56:04.789+00:00'",
&[] as &[&ToSql],
|r| r.get(0),
).unwrap();
.query_row("SELECT '2016-02-23 23:56:04.789+00:00'", NO_PARAMS, |r| {
r.get(0)
}).unwrap();
assert_eq!(utc, v4);
}
@@ -258,12 +253,12 @@ mod test {
// Stored string should be in UTC
let s: String = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert!(s.ends_with("+00:00"));
let v: DateTime<Local> = db
.query_row("SELECT t FROM foo", &[] as &[&ToSql], |r| r.get(0))
.query_row("SELECT t FROM foo", NO_PARAMS, |r| r.get(0))
.unwrap();
assert_eq!(local, v);
}