ADD. adding ogmios specific integration tests

Author: daehan-koreapool

integration-test/test/test_ogmios.py

@@ -0,0 +1,16 @@
+from retry import retry
+import pytest
+
+from .base import TEST_RETRIES, TestBase
+
+
+@pytest.mark.single
+class TestProtocolParam(TestBase):
+    @retry(tries=TEST_RETRIES, backoff=1.5, delay=6, jitter=(0, 4))
+    def test_protocol_param_cost_models(self):
+        protocol_param = self.chain_context.protocol_param
+
+        cost_models = protocol_param.cost_models
+        for _, cost_model in cost_models.items():
+            assert "addInteger-cpu-arguments-intercept" in cost_model
+            assert "addInteger-cpu-arguments-slope" in cost_model