avantgardnerio commented on code in PR #2892:
URL: https://github.com/apache/arrow-datafusion/pull/2892#discussion_r920318589
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datafusion/proto/src/lib.rs:
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@@ -75,19 +78,32 @@ mod roundtrip_tests {
use std::fmt::Formatter;
use std::sync::Arc;
+ #[cfg(feature = "serde")]
+ fn roundtrip_serde_test(proto: &protobuf::LogicalExprNode) {
+ let string = serde_json::to_string(proto).unwrap();
+ let back: protobuf::LogicalExprNode =
serde_json::from_str(&string).unwrap();
+ assert_eq!(proto, &back);
+ }
+
+ #[cfg(not(feature = "serde"))]
+ fn roundtrip_serde_test(_proto: &protobuf::LogicalExprNode) {}
+
// Given a DataFusion logical Expr, convert it to protobuf and back, using
debug formatting to test
// equality.
- macro_rules! roundtrip_expr_test {
- ($initial_struct:ident, $ctx:ident) => {
- let proto: protobuf::LogicalExprNode =
(&$initial_struct).try_into().unwrap();
+ fn roundtrip_expr_test<T, E>(initial_struct: T, ctx: SessionContext)
+ where
+ for<'a> &'a T: TryInto<protobuf::LogicalExprNode, Error = E> + Debug,
+ E: Debug,
+ {
+ let proto: protobuf::LogicalExprNode =
(&initial_struct).try_into().unwrap();
+ let round_trip: Expr = parse_expr(&proto, &ctx).unwrap();
Review Comment:
Oh, I was running my tests without the "serde" feature :facepalm:
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