protobuf/rust/test/shared/serialization_test.rs

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use unittest_proto::proto2_unittest::TestAllTypes;

#[test]
fn serialize_deserialize_message() {
    let mut msg = TestAllTypes::new();
    msg.optional_int64_set(Some(42));
    msg.optional_bool_set(Some(true));
    msg.optional_bytes_set(Some(b"serialize deserialize test"));

    let serialized = msg.serialize();

    let mut msg2 = TestAllTypes::new();
    assert!(msg2.deserialize(&serialized).is_ok());

    assert_eq!(msg.optional_int64(), msg2.optional_int64());
    assert_eq!(msg.optional_bool(), msg2.optional_bool());
    assert_eq!(msg.optional_bytes(), msg2.optional_bytes());
}

#[test]
fn deserialize_empty() {
    let mut msg = TestAllTypes::new();
    assert!(msg.deserialize(&[]).is_ok());
}

#[test]
fn deserialize_error() {
    let mut msg = TestAllTypes::new();
    let data = b"not a serialized proto";
    assert!(msg.deserialize(&*data).is_err());
}