test: cover signet miner using bitcoin-util grinder

Author: pinheadmz

resources/scenarios/test_scenarios/signet_grinder.py

@@ -0,0 +1,19 @@
+#!/usr/bin/env python3
+
+from commander import Commander
+
+
+class SignetGrinder(Commander):
+    def set_test_params(self):
+        self.num_nodes = 0
+
+    def run_test(self):
+        self.generatetoaddress(self.tanks["miner"], 1, "tb1qjfplwf7a2dpjj04cx96rysqeastvycc0j50cch")
+
+
+def main():
+    SignetGrinder().main()
+
+
+if __name__ == "__main__":
+    main()

test/data/signet/network.yaml

@@ -1,5 +1,7 @@
 nodes:
   - name: miner
+    image:
+      tag: "29.0-util"
   - name: tank-1
     image:
       tag: "0.16.1"

test/signet_test.py

@@ -22,6 +22,7 @@ def run_test(self):
             self.setup_network()
             self.check_signet_miner()
             self.check_signet_recon()
+            self.check_signet_scenario_miner()
         finally:
             self.cleanup()
 
@@ -60,6 +61,28 @@ def check_scenario_clean_exit():
 
         self.wait_for_predicate(check_scenario_clean_exit)
 
+    def check_signet_scenario_miner(self):
+        before_count = int(self.warnet("bitcoin rpc tank-1 getblockcount"))
+
+        self.log.info("Generate 1 signet block from a scenario using the bitcoin-util grinder")
+        self.scen_dir = Path(os.path.dirname(__file__)).parent / "resources" / "scenarios"
+        scenario_file = self.scen_dir / "test_scenarios" / "signet_grinder.py"
+        self.log.info(f"Running scenario from: {scenario_file}")
+        self.warnet(f"run {scenario_file} --source_dir={self.scen_dir} --admin")
+        self.wait_for_all_scenarios()
+
+        after_count = int(self.warnet("bitcoin rpc tank-1 getblockcount"))
+        assert after_count - before_count == 1
+
+        deployed = scenarios_deployed()
+        found = False
+        for sc in deployed:
+            if "grinder" in sc["name"]:
+                found = True
+                log = self.warnet(f"logs {sc['name']}")
+                assert "Error grinding" not in log
+        assert found
+
 
 if __name__ == "__main__":
     test = SignetTest()