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Implements alias annotation and allow multiple deserialization renames.

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This commit is contained in:
Lymia Aluysia
2019-01-15 10:35:09 -06:00
parent b605cd1bb9
commit 1ed228b92b
8 changed files with 389 additions and 145 deletions
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test_suite/tests/test_annotations.rs
+151
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@@ -516,6 +516,16 @@ struct RenameStructSerializeDeserialize {
a2: i32,
}
#[derive(Debug, PartialEq, Deserialize)]
#[serde(deny_unknown_fields)]
struct AliasStruct {
a1: i32,
#[serde(alias = "a3")]
a2: i32,
#[serde(alias = "a5", rename = "a6")]
a4: i32,
}
#[test]
fn test_rename_struct() {
assert_tokens(
@@ -562,6 +572,59 @@ fn test_rename_struct() {
Token::StructEnd,
],
);
assert_de_tokens(
&AliasStruct { a1: 1, a2: 2, a4: 3 },
&[
Token::Struct {
name: "AliasStruct",
len: 3,
},
Token::Str("a1"),
Token::I32(1),
Token::Str("a2"),
Token::I32(2),
Token::Str("a5"),
Token::I32(3),
Token::StructEnd,
],
);
assert_de_tokens(
&AliasStruct { a1: 1, a2: 2, a4: 3 },
&[
Token::Struct {
name: "AliasStruct",
len: 3,
},
Token::Str("a1"),
Token::I32(1),
Token::Str("a3"),
Token::I32(2),
Token::Str("a6"),
Token::I32(3),
Token::StructEnd,
],
);
}
#[test]
fn test_unknown_field_rename_struct() {
assert_de_tokens_error::<AliasStruct>(
&[
Token::Struct {
name: "AliasStruct",
len: 3,
},
Token::Str("a1"),
Token::I32(1),
Token::Str("a3"),
Token::I32(2),
Token::Str("a4"),
Token::I32(3),
],
"unknown field `a4`, expected one of `a1`, `a2`, `a6`",
);
}
#[derive(Debug, PartialEq, Serialize, Deserialize)]
@@ -592,6 +655,19 @@ enum RenameEnumSerializeDeserialize<A> {
},
}
#[derive(Debug, PartialEq, Deserialize)]
#[serde(deny_unknown_fields)]
enum AliasEnum {
#[serde(rename = "sailor_moon", alias = "usagi_tsukino")]
SailorMoon {
a: i8,
#[serde(alias = "c")]
b: i8,
#[serde(alias = "e", rename = "f")]
d: i8,
}
}
#[test]
fn test_rename_enum() {
assert_tokens(
@@ -678,6 +754,81 @@ fn test_rename_enum() {
Token::StructVariantEnd,
],
);
assert_de_tokens(
&AliasEnum::SailorMoon {
a: 0,
b: 1,
d: 2,
},
&[
Token::StructVariant {
name: "AliasEnum",
variant: "sailor_moon",
len: 3,
},
Token::Str("a"),
Token::I8(0),
Token::Str("b"),
Token::I8(1),
Token::Str("e"),
Token::I8(2),
Token::StructVariantEnd,
],
);
assert_de_tokens(
&AliasEnum::SailorMoon {
a: 0,
b: 1,
d: 2,
},
&[
Token::StructVariant {
name: "AliasEnum",
variant: "usagi_tsukino",
len: 3,
},
Token::Str("a"),
Token::I8(0),
Token::Str("c"),
Token::I8(1),
Token::Str("f"),
Token::I8(2),
Token::StructVariantEnd,
],
);
}
#[test]
fn test_unknown_field_rename_enum() {
assert_de_tokens_error::<AliasEnum>(
&[
Token::StructVariant {
name: "AliasEnum",
variant: "SailorMoon",
len: 3,
},
],
"unknown variant `SailorMoon`, expected `sailor_moon`",
);
assert_de_tokens_error::<AliasEnum>(
&[
Token::StructVariant {
name: "AliasEnum",
variant: "usagi_tsukino",
len: 3,
},
Token::Str("a"),
Token::I8(0),
Token::Str("c"),
Token::I8(1),
Token::Str("d"),
Token::I8(2),
],
"unknown field `d`, expected one of `a`, `b`, `f`",
);
}
#[derive(Debug, PartialEq, Serialize)]