Add CI test for compile no-std serde lightning-invoice

diff --git a/ci/ci-tests.sh b/ci/ci-tests.sh
index 01ef631f7835e36edfbddfb02fec400b5193deed..7dad1436e989136ff55dcfd06408329b99059266 100755 (executable)
--- a/ci/ci-tests.sh
+++ b/ci/ci-tests.sh
@@ -42,6 +42,11 @@ for DIR in lightning lightning-invoice lightning-rapid-gossip-sync; do
        RUSTFLAGS="--cfg=c_bindings" cargo test --verbose --color always --no-default-features --features=no-std
        popd
 done
+# This one only works for lightning-invoice
+pushd lightning-invoice
+# check that compile with no-std and serde works in lightning-invoice
+cargo test --verbose --color always --no-default-features --features no-std --features serde
+popd
 
 echo -e "\n\nTesting no-std build on a downstream no-std crate"
 # check no-std compatibility across dependencies