diff --git a/tests/data/TechProfile-1T4GEM-bal31.json b/tests/data/TechProfile-1T4GEM-bal31.json
new file mode 100644
index 0000000..1a6d3fc
--- /dev/null
+++ b/tests/data/TechProfile-1T4GEM-bal31.json
@@ -0,0 +1,141 @@
+{ 
+   "name":"4QueueHybridProfileMap1",
+   "profile_type":"XPON",
+   "version":1,
+   "num_gem_ports":4,
+   "instance_control":{ 
+      "onu":"multi-instance",
+      "uni":"single-instance",
+      "max_gem_payload_size":"auto"
+   },
+   "us_scheduler":{ 
+      "additional_bw":"AdditionalBW_BestEffort",
+      "direction":"UPSTREAM",
+      "priority":0,
+      "weight":0,
+      "q_sched_policy":"hybrid"
+   },
+   "ds_scheduler":{ 
+      "additional_bw":"AdditionalBW_BestEffort",
+      "direction":"DOWNSTREAM",
+      "priority":0,
+      "weight":0,
+      "q_sched_policy":"hybrid"
+   },
+   "upstream_gem_port_attribute_list":[ 
+      { 
+         "pbit_map":"0b00000101",
+         "aes_encryption":"True",
+         "scheduling_policy":"WRR",
+         "priority_q":4,
+         "weight":25,
+         "discard_policy":"TailDrop",
+         "max_q_size":"auto",
+         "discard_config":{ 
+            "max_threshold":0,
+            "min_threshold":0,
+            "max_probability":0
+         }
+      },
+      { 
+         "pbit_map":"0b00011010",
+         "aes_encryption":"True",
+         "scheduling_policy":"WRR",
+         "priority_q":3,
+         "weight":75,
+         "discard_policy":"TailDrop",
+         "max_q_size":"auto",
+         "discard_config":{ 
+            "min_threshold":0,
+            "max_threshold":0,
+            "max_probability":0
+         }
+      },
+      { 
+         "pbit_map":"0b00100000",
+         "aes_encryption":"True",
+         "scheduling_policy":"StrictPriority",
+         "priority_q":2,
+         "weight":0,
+         "discard_policy":"TailDrop",
+         "max_q_size":"auto",
+         "discard_config":{ 
+            "min_threshold":0,
+            "max_threshold":0,
+            "max_probability":0
+         }
+      },
+      { 
+         "pbit_map":"0b11000000",
+         "aes_encryption":"True",
+         "scheduling_policy":"StrictPriority",
+         "priority_q":1,
+         "weight":25,
+         "discard_policy":"TailDrop",
+         "max_q_size":"auto",
+         "discard_config":{ 
+            "min_threshold":0,
+            "max_threshold":0,
+            "max_probability":0
+         }
+      }
+   ],
+   "downstream_gem_port_attribute_list":[ 
+      { 
+         "pbit_map":"0b00000101",
+         "aes_encryption":"True",
+         "scheduling_policy":"WRR",
+         "priority_q":4,
+         "weight":10,
+         "discard_policy":"TailDrop",
+         "max_q_size":"auto",
+         "discard_config":{ 
+            "min_threshold":0,
+            "max_threshold":0,
+            "max_probability":0
+         }
+      },
+      { 
+         "pbit_map":"0b00011010",
+         "aes_encryption":"True",
+         "scheduling_policy":"WRR",
+         "priority_q":3,
+         "weight":90,
+         "discard_policy":"TailDrop",
+         "max_q_size":"auto",
+         "discard_config":{ 
+            "min_threshold":0,
+            "max_threshold":0,
+            "max_probability":0
+         }
+      },
+      { 
+         "pbit_map":"0b00100000",
+         "aes_encryption":"True",
+         "scheduling_policy":"StrictPriority",
+         "priority_q":2,
+         "weight":0,
+         "discard_policy":"TailDrop",
+         "max_q_size":"auto",
+         "discard_config":{ 
+            "min_threshold":0,
+            "max_threshold":0,
+            "max_probability":0
+         }
+      },
+      { 
+         "pbit_map":"0b11000000",
+         "aes_encryption":"True",
+         "scheduling_policy":"StrictPriority",
+         "priority_q":1,
+         "weight":25,
+         "discard_policy":"TailDrop",
+         "max_q_size":"auto",
+         "discard_config":{ 
+            "min_threshold":0,
+            "max_threshold":0,
+            "max_probability":0
+         }
+      }
+   ]
+}