Test using 'build --tx-out-datum-embed' without provide protocol para…

…ms (#1510)

* Test using 'build --tx-out-datum-embed' without provide protocol params

* Lock as little fund as possible

Also make it more likely that there's enough funds in txin

The test is not supposed to fail, so it doesn't belong to negative tests group.

Co-authored-by: Martin Kourim <martin.kourim@iohk.io>

cardano_node_tests/tests/test_plutus_spend_build.py

@@ -14,6 +14,7 @@
 import pytest
 from _pytest.fixtures import FixtureRequest
 from cardano_clusterlib import clusterlib
+from cardano_clusterlib import txtools
 
 from cardano_node_tests.cluster_management import cluster_management
 from cardano_node_tests.tests import common
@@ -1435,6 +1436,67 @@ def test_datum_on_key_credential_address(
 
         dbsync_utils.check_tx(cluster_obj=cluster, tx_raw_output=tx_output)
 
+    @allure.link(helpers.get_vcs_link())
+    @common.PARAM_PLUTUS_VERSION
+    def test_embed_datum_without_pparams(
+        self,
+        cluster: clusterlib.ClusterLib,
+        payment_addrs: List[clusterlib.AddressRecord],
+        plutus_version: str,
+    ):
+        """Test 'build --tx-out-datum-embed' without providing protocol params file."""
+        __: Any  # mypy workaround
+        temp_template = f"{common.get_test_id(cluster)}_{plutus_version}"
+
+        plutus_op = plutus_common.PlutusOp(
+            script_file=plutus_common.ALWAYS_SUCCEEDS[plutus_version].script_file,
+            datum_file=plutus_common.DATUM_42_TYPED,
+        )
+
+        script_address = cluster.g_address.gen_payment_addr(
+            addr_name=temp_template, payment_script_file=plutus_op.script_file
+        )
+
+        tx_files = clusterlib.TxFiles(signing_key_files=[payment_addrs[0].skey_file])
+
+        utxos = cluster.g_query.get_utxo(address=payment_addrs[0].address)
+        txin = txtools.filter_utxo_with_highest_amount(utxos=utxos)
+
+        out_file = f"{temp_template}_tx.body"
+
+        cli_args = [
+            "transaction",
+            "build",
+            "--tx-in",
+            f"{txin.utxo_hash}#{txin.utxo_ix}",
+            "--tx-out",
+            f"{script_address}+2000000",
+            "--tx-out-datum-embed-file",
+            str(plutus_op.datum_file),
+            "--change-address",
+            payment_addrs[0].address,
+            "--out-file",
+            out_file,
+            "--testnet-magic",
+            str(cluster.network_magic),
+            *cluster.g_transaction.tx_era_arg,
+        ]
+
+        cluster.cli(cli_args)
+
+        tx_signed = cluster.g_transaction.sign_tx(
+            tx_body_file=out_file,
+            signing_key_files=tx_files.signing_key_files,
+            tx_name=f"{temp_template}_signed",
+        )
+
+        try:
+            cluster.g_transaction.submit_tx(tx_file=tx_signed, txins=[txin])
+        except clusterlib.CLIError as err:
+            if "PPViewHashesDontMatch" in str(err):
+                pytest.xfail("build cmd requires protocol params - see node issue #4058")
+            raise
+
 
 @common.SKIPIF_PLUTUS_UNUSABLE
 @pytest.mark.testnets