expand pegin test to show inner checksum

Author: RCasatta

src/descriptor/pegin/dynafed_pegin.rs

@@ -311,7 +311,8 @@ where
 mod tests {
     use elements::hex::FromHex;
 
-    use crate::BtcDescriptor;
+    use crate::descriptor::pegin::Pegin;
+    use crate::{BtcDescriptor, ConfidentialDescriptor, DescriptorPublicKey};
 
     // test vector created with:
     // ```
@@ -352,5 +353,14 @@ mod tests {
         let s = super::bitcoin_witness_script(&d, &claimscript, &secp).unwrap();
         let b = bitcoin::Address::p2wsh(&s, bitcoin::Network::Bitcoin);
         assert_eq!(mainchain_address, b.to_string());
+
+        let elem_desc = "ct(slip77(ab5824f4477b4ebb00a132adfd8eb0b7935cf24f6ac151add5d1913db374ce92),elwpkh([759db348/84'/1'/0']tpubDCRMaF33e44pcJj534LXVhFbHibPbJ5vuLhSSPFAw57kYURv4tzXFL6LSnd78bkjqdmE3USedkbpXJUPA1tdzKfuYSL7PianceqAhwL2UkA/0/*))";
+        let elem_desc: ConfidentialDescriptor<DescriptorPublicKey> = elem_desc.parse().unwrap();
+        let elem_desc = elem_desc.descriptor.at_derivation_index(0).unwrap();
+        let elem_desc = elem_desc.derived_descriptor(&secp).unwrap();
+        let pegin = Pegin::new(d.clone(), elem_desc);
+
+        // TODO: fixme, remove checksum in inner descriptor
+        assert_eq!(pegin.to_string(), "pegin(wsh(or_d(multi(11,020e0338c96a8870479f2396c373cc7696ba124e8635d41b0ea581112b67817261,02675333a4e4b8fb51d9d4e22fa5a8eaced3fdac8a8cbf9be8c030f75712e6af99,02896807d54bc55c24981f24a453c60ad3e8993d693732288068a23df3d9f50d48,029e51a5ef5db3137051de8323b001749932f2ff0d34c82e96a2c2461de96ae56c,02a4e1a9638d46923272c266631d94d36bdb03a64ee0e14c7518e49d2f29bc4010,031c41fdbcebe17bec8d49816e00ca1b5ac34766b91c9f2ac37d39c63e5e008afb,03079e252e85abffd3c401a69b087e590a9b86f33f574f08129ccbd3521ecf516b,03111cf405b627e22135b3b3733a4a34aa5723fb0f58379a16d32861bf576b0ec2,0318f331b3e5d38156da6633b31929c5b220349859cc9ca3d33fb4e68aa0840174,03230dae6b4ac93480aeab26d000841298e3b8f6157028e47b0897c1e025165de1,035abff4281ff00660f99ab27bb53e6b33689c2cd8dcd364bc3c90ca5aea0d71a6,03bd45cddfacf2083b14310ae4a84e25de61e451637346325222747b157446614c,03cc297026b06c71cbfa52089149157b5ff23de027ac5ab781800a578192d17546,03d3bde5d63bdb3a6379b461be64dad45eabff42f758543a9645afd42f6d424828,03ed1e8d5109c9ed66f7941bc53cc71137baa76d50d274bda8d5e8ffbd6e61fe9a),and_v(v:older(4032),multi(2,03aab896d53a8e7d6433137bbba940f9c521e085dd07e60994579b64a6d992cf79,0291b7d0b1b692f8f524516ed950872e5da10fb1b808b5a526dedc6fed1cf29807,0386aa9372fbab374593466bc5451dc59954e90787f08060964d95c87ef34ca5bb))))#7jwwklk4,elwpkh(0321da398ca2ddc09be89caa26e6730ae84751b6ea3a1ca46aa365bb5e1c3d9620)#r0tupn0l)#m779z368");
     }
 }