Add millisatoshi rounding test vectors

Author: t-bast

eclair-core/src/test/resources/bolt3-tx-test-vectors-zero-fee-commitment-format.json

@@ -197,6 +197,81 @@
       "signed_htlc_success_txs": [],
       "signed_htlc_timeout_txs": []
     },
+    {
+      "name": "Commitment transaction with millisatoshi dust HTLCs adding to less than 1 satoshi",
+      "dust_limit_satoshis": 330,
+      "to_local_msat": 7999978526,
+      "to_remote_msat": 1999970475,
+      "incoming_htlcs": [
+        {
+          "id": 0,
+          "amount_msat": 29525,
+          "payment_hash": "ffa4f37b6d7dc03fecaaed8d36ebbea6d199e820e386e4549a69ce733f39f29f",
+          "cltv_expiry": 920125
+        }
+      ],
+      "outgoing_htlcs": [
+        {
+          "id": 0,
+          "amount_msat": 21474,
+          "payment_hash": "29a74a69c5941d402838f7e1a95c2b2ec534d79524b2582f48df7bc519ebaecf",
+          "cltv_expiry": 920125
+        }
+      ],
+      "signed_commit_tx": "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",
+      "signed_htlc_success_txs": [],
+      "signed_htlc_timeout_txs": []
+    },
+    {
+      "name": "Commitment transaction with millisatoshi dust HTLCs adding to 1 satoshi",
+      "dust_limit_satoshis": 330,
+      "to_local_msat": 7999978525,
+      "to_remote_msat": 1999970475,
+      "incoming_htlcs": [
+        {
+          "id": 0,
+          "amount_msat": 29525,
+          "payment_hash": "ffa4f37b6d7dc03fecaaed8d36ebbea6d199e820e386e4549a69ce733f39f29f",
+          "cltv_expiry": 920125
+        }
+      ],
+      "outgoing_htlcs": [
+        {
+          "id": 0,
+          "amount_msat": 21475,
+          "payment_hash": "29a74a69c5941d402838f7e1a95c2b2ec534d79524b2582f48df7bc519ebaecf",
+          "cltv_expiry": 920125
+        }
+      ],
+      "signed_commit_tx": "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",
+      "signed_htlc_success_txs": [],
+      "signed_htlc_timeout_txs": []
+    },
+    {
+      "name": "Commitment transaction with millisatoshi dust HTLCs adding to more than 1 satoshi",
+      "dust_limit_satoshis": 330,
+      "to_local_msat": 7999978288,
+      "to_remote_msat": 1999970247,
+      "incoming_htlcs": [
+        {
+          "id": 0,
+          "amount_msat": 29753,
+          "payment_hash": "ffa4f37b6d7dc03fecaaed8d36ebbea6d199e820e386e4549a69ce733f39f29f",
+          "cltv_expiry": 920125
+        }
+      ],
+      "outgoing_htlcs": [
+        {
+          "id": 0,
+          "amount_msat": 21712,
+          "payment_hash": "29a74a69c5941d402838f7e1a95c2b2ec534d79524b2582f48df7bc519ebaecf",
+          "cltv_expiry": 920125
+        }
+      ],
+      "signed_commit_tx": "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",
+      "signed_htlc_success_txs": [],
+      "signed_htlc_timeout_txs": []
+    },
     {
       "name": "Commitment transaction with dust HTLCs above maximum anchor amount",
       "dust_limit_satoshis": 2500,