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Add tests for unknown field / variant

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Mingun 2023-05-19 21:04:09 +05:00
parent 967023b755
commit bc1960b106
1 changed files with 57 additions and 1 deletions
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58
test_suite/tests/test_identifier.rs
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@ -3,7 +3,7 @@
#![allow(clippy::derive_partial_eq_without_eq)] #![allow(clippy::derive_partial_eq_without_eq)]
use serde_derive::Deserialize; use serde_derive::Deserialize;
use serde_test::{assert_de_tokens, Token}; use serde_test::{assert_de_tokens, assert_de_tokens_error, Token};
mod variant_identifier { mod variant_identifier {
use super::*; use super::*;
@ -24,6 +24,34 @@ mod variant_identifier {
assert_de_tokens(&V::Aaa, &[Token::Str("Aaa")]); assert_de_tokens(&V::Aaa, &[Token::Str("Aaa")]);
assert_de_tokens(&V::Aaa, &[Token::Bytes(b"Aaa")]); assert_de_tokens(&V::Aaa, &[Token::Bytes(b"Aaa")]);
} }
#[test]
fn unknown() {
assert_de_tokens_error::<V>(
&[Token::U8(42)],
"invalid value: integer `42`, expected variant index 0 <= i < 2",
);
assert_de_tokens_error::<V>(
&[Token::U16(42)],
"invalid value: integer `42`, expected variant index 0 <= i < 2",
);
assert_de_tokens_error::<V>(
&[Token::U32(42)],
"invalid value: integer `42`, expected variant index 0 <= i < 2",
);
assert_de_tokens_error::<V>(
&[Token::U64(42)],
"invalid value: integer `42`, expected variant index 0 <= i < 2",
);
assert_de_tokens_error::<V>(
&[Token::Str("Unknown")],
"unknown variant `Unknown`, expected `Aaa` or `Bbb`",
);
assert_de_tokens_error::<V>(
&[Token::Bytes(b"Unknown")],
"unknown variant `Unknown`, expected `Aaa` or `Bbb`",
);
}
} }
mod field_identifier { mod field_identifier {
@ -46,6 +74,34 @@ mod field_identifier {
assert_de_tokens(&F::Aaa, &[Token::Bytes(b"aaa")]); assert_de_tokens(&F::Aaa, &[Token::Bytes(b"aaa")]);
} }
#[test]
fn unknown() {
assert_de_tokens_error::<F>(
&[Token::U8(42)],
"invalid value: integer `42`, expected field index 0 <= i < 2",
);
assert_de_tokens_error::<F>(
&[Token::U16(42)],
"invalid value: integer `42`, expected field index 0 <= i < 2",
);
assert_de_tokens_error::<F>(
&[Token::U32(42)],
"invalid value: integer `42`, expected field index 0 <= i < 2",
);
assert_de_tokens_error::<F>(
&[Token::U64(42)],
"invalid value: integer `42`, expected field index 0 <= i < 2",
);
assert_de_tokens_error::<F>(
&[Token::Str("unknown")],
"unknown field `unknown`, expected `aaa` or `bbb`",
);
assert_de_tokens_error::<F>(
&[Token::Bytes(b"unknown")],
"unknown field `unknown`, expected `aaa` or `bbb`",
);
}
#[test] #[test]
fn unit_fallthrough() { fn unit_fallthrough() {
#[derive(Deserialize, Debug, PartialEq)] #[derive(Deserialize, Debug, PartialEq)]