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Implement skip_serializing for enum variant

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This commit is contained in:
Shing Lyu
2016-12-24 14:37:23 +08:00
parent 2c984980a0
commit 2fea8c9c28
3 changed files with 148 additions and 63 deletions
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testing/tests/test_ser.rs
+29 -1
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@@ -30,12 +30,20 @@ struct Struct {
c: i32,
}
#[derive(Serialize)]
#[derive(Serialize, PartialEq, Debug)]
enum Enum {
Unit,
One(i32),
Seq(i32, i32),
Map { a: i32, b: i32 },
#[serde(skip_serializing)]
SkippedUnit,
#[serde(skip_serializing)]
SkippedOne(i32),
#[serde(skip_serializing)]
SkippedSeq(i32, i32),
#[serde(skip_serializing)]
SkippedMap { _a: i32, _b: i32 },
}
//////////////////////////////////////////////////////////////////////////
@@ -388,3 +396,23 @@ fn test_cannot_serialize_paths() {
&[],
Error::InvalidValue("Path contains invalid UTF-8 characters".to_owned()));
}
#[test]
fn test_enum_skipped() {
assert_ser_tokens_error(
&Enum::SkippedUnit,
&[],
Error::InvalidValue("The enum variant was skipped for serialization".to_owned()));
assert_ser_tokens_error(
&Enum::SkippedOne(42),
&[],
Error::InvalidValue("The enum variant was skipped for serialization".to_owned()));
assert_ser_tokens_error(
&Enum::SkippedSeq(1, 2),
&[],
Error::InvalidValue("The enum variant was skipped for serialization".to_owned()));
assert_ser_tokens_error(
&Enum::SkippedMap { _a: 1, _b: 2 },
&[],
Error::InvalidValue("The enum variant was skipped for serialization".to_owned()));
}