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use serde::{Deserialize, Serialize};
use serde_test::{
assert_de_tokens_error, assert_ser_tokens_error, assert_tokens, Configure, Token,
};
use time::macros::datetime;
use time::serde::rfc3339;
use time::OffsetDateTime;
#[derive(Serialize, Deserialize, Debug, Eq, PartialEq)]
struct Test {
#[serde(with = "rfc3339")]
dt: OffsetDateTime,
#[serde(with = "rfc3339::option")]
option_dt: Option<OffsetDateTime>,
}
#[test]
fn serialize_deserialize() {
let value = Test {
dt: datetime!(2000-01-01 00:00:00 UTC),
option_dt: Some(datetime!(2000-01-01 00:00:00 UTC)),
};
assert_tokens(
&value.compact(),
&[
Token::Struct {
name: "Test",
len: 2,
},
Token::Str("dt"),
Token::BorrowedStr("2000-01-01T00:00:00Z"),
Token::Str("option_dt"),
Token::Some,
Token::BorrowedStr("2000-01-01T00:00:00Z"),
Token::StructEnd,
],
);
let value = Test {
dt: datetime!(2000-01-01 00:00:00 UTC),
option_dt: None,
};
assert_tokens(
&value.compact(),
&[
Token::Struct {
name: "Test",
len: 2,
},
Token::Str("dt"),
Token::BorrowedStr("2000-01-01T00:00:00Z"),
Token::Str("option_dt"),
Token::None,
Token::StructEnd,
],
);
assert_de_tokens_error::<Test>(
&[
Token::Struct {
name: "Test",
len: 2,
},
Token::Str("dt"),
Token::BorrowedStr("bad"),
Token::StructEnd,
],
"the 'year' component could not be parsed",
);
let value = Test {
dt: datetime!(2000-01-01 00:00:00 +00:00:01),
option_dt: None,
};
assert_ser_tokens_error::<Test>(
&value,
&[
Token::Struct {
name: "Test",
len: 2,
},
Token::Str("dt"),
],
"The offset_second component cannot be formatted into the requested format.",
);
}
#[test]
fn parse_json() -> serde_json::Result<()> {
#[derive(Serialize, Deserialize, Debug, Eq, PartialEq)]
#[serde(untagged)]
enum Wrapper {
A(Test),
}
assert_eq!(
serde_json::from_str::<Wrapper>("{\"dt\": \"2000-01-01T00:00:00Z\", \"option_dt\": null}")?,
Wrapper::A(Test {
dt: datetime!(2000-01-01 00:00:00 UTC),
option_dt: None,
})
);
Ok(())
}
#[test]
fn issue_479() -> serde_json::Result<()> {
const A: &str = r#"{
"date": "2022-05-01T10:20:42.123Z"
}"#;
const B: &str = r#"{
"date": "2022-05-01T10:20:42.123Z",
"maybe_date": "2022-05-01T10:20:42.123Z"
}"#;
#[derive(Serialize, Deserialize, Debug, Eq, PartialEq)]
struct S {
#[serde(with = "time::serde::rfc3339")]
date: OffsetDateTime,
#[serde(with = "time::serde::rfc3339::option", default)]
maybe_date: Option<OffsetDateTime>,
}
let a = serde_json::from_str::<S>(A)?;
let b = serde_json::from_str::<S>(B)?;
assert_eq!(
a,
S {
date: datetime!(2022-05-01 10:20:42.123 UTC),
maybe_date: None
}
);
assert_eq!(
b,
S {
date: datetime!(2022-05-01 10:20:42.123 UTC),
maybe_date: Some(datetime!(2022-05-01 10:20:42.123 UTC))
}
);
Ok(())
}