diff --git a/bpmn-unit-tests/expected-to-pass/single-activity-tests/sub-process-with-business-rule-task/process_model.json b/bpmn-unit-tests/expected-to-pass/single-activity-tests/sub-process-with-business-rule-task/process_model.json
index e1cba1ae..37703ebe 100644
--- a/bpmn-unit-tests/expected-to-pass/single-activity-tests/sub-process-with-business-rule-task/process_model.json
+++ b/bpmn-unit-tests/expected-to-pass/single-activity-tests/sub-process-with-business-rule-task/process_model.json
@@ -6,6 +6,6 @@
     "fault_or_suspend_on_exception": "fault",
     "files": [],
     "metadata_extraction_paths": null,
-    "primary_file_name": null,
-    "primary_process_id": null
+    "primary_file_name": "sub_process_with_business_rule_task.bpmn",
+    "primary_process_id": "Unit_Test_Sub_Process_with_Business_Rule_Task"
 }
\ No newline at end of file
diff --git a/bpmn-unit-tests/expected-to-pass/single-activity-tests/sub-process-with-business-rule-task/sub_process_with_business_rule_task.bpmn b/bpmn-unit-tests/expected-to-pass/single-activity-tests/sub-process-with-business-rule-task/sub_process_with_business_rule_task.bpmn
new file mode 100644
index 00000000..b1b392ac
--- /dev/null
+++ b/bpmn-unit-tests/expected-to-pass/single-activity-tests/sub-process-with-business-rule-task/sub_process_with_business_rule_task.bpmn
@@ -0,0 +1,80 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:spiffworkflow="http://spiffworkflow.org/bpmn/schema/1.0/core" id="Definitions_96f6665" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="3.0.0-dev">
+  <bpmn:process id="Unit_Test_Sub_Process_with_Business_Rule_Task" name="Unit Test Sub Process with Business Rule Task" isExecutable="true">
+    <bpmn:startEvent id="StartEvent_1">
+      <bpmn:outgoing>Flow_04aavxw</bpmn:outgoing>
+    </bpmn:startEvent>
+    <bpmn:sequenceFlow id="Flow_04aavxw" sourceRef="StartEvent_1" targetRef="Activity_16g0u6h" />
+    <bpmn:endEvent id="Event_0ozdayi">
+      <bpmn:extensionElements>
+        <spiffworkflow:instructionsForEndUser>End Business Rule Task Unit Test. Warning Color: {{warning_level_color}}</spiffworkflow:instructionsForEndUser>
+      </bpmn:extensionElements>
+      <bpmn:incoming>Flow_0vvmigs</bpmn:incoming>
+    </bpmn:endEvent>
+    <bpmn:sequenceFlow id="Flow_0vvmigs" sourceRef="Activity_16g0u6h" targetRef="Event_0ozdayi" />
+    <bpmn:subProcess id="Activity_16g0u6h" name="Sub Process with Business Rule Task">
+      <bpmn:incoming>Flow_04aavxw</bpmn:incoming>
+      <bpmn:outgoing>Flow_0vvmigs</bpmn:outgoing>
+      <bpmn:startEvent id="Event_09wazz9">
+        <bpmn:outgoing>Flow_0x8gusn</bpmn:outgoing>
+      </bpmn:startEvent>
+      <bpmn:sequenceFlow id="Flow_0x8gusn" sourceRef="Event_09wazz9" targetRef="Activity_0ifzs0r" />
+      <bpmn:endEvent id="Event_1wb4itn">
+        <bpmn:incoming>Flow_074153c</bpmn:incoming>
+      </bpmn:endEvent>
+      <bpmn:sequenceFlow id="Flow_074153c" sourceRef="Activity_0ifzs0r" targetRef="Event_1wb4itn" />
+      <bpmn:businessRuleTask id="Activity_0ifzs0r" name="Sub Process Business Rule Task">
+        <bpmn:extensionElements>
+          <spiffworkflow:calledDecisionId>warning-level-color</spiffworkflow:calledDecisionId>
+          <spiffworkflow:preScript>level="Medium"</spiffworkflow:preScript>
+        </bpmn:extensionElements>
+        <bpmn:incoming>Flow_0x8gusn</bpmn:incoming>
+        <bpmn:outgoing>Flow_074153c</bpmn:outgoing>
+      </bpmn:businessRuleTask>
+    </bpmn:subProcess>
+  </bpmn:process>
+  <bpmndi:BPMNDiagram id="BPMNDiagram_1">
+    <bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="Unit_Test_Sub_Process_with_Business_Rule_Task">
+      <bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
+        <dc:Bounds x="179" y="159" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_0ozdayi_di" bpmnElement="Event_0ozdayi">
+        <dc:Bounds x="432" y="159" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_06jac0r_di" bpmnElement="Activity_16g0u6h">
+        <dc:Bounds x="270" y="137" width="100" height="80" />
+        <bpmndi:BPMNLabel />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNEdge id="Flow_04aavxw_di" bpmnElement="Flow_04aavxw">
+        <di:waypoint x="215" y="177" />
+        <di:waypoint x="270" y="177" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0vvmigs_di" bpmnElement="Flow_0vvmigs">
+        <di:waypoint x="370" y="177" />
+        <di:waypoint x="432" y="177" />
+      </bpmndi:BPMNEdge>
+    </bpmndi:BPMNPlane>
+  </bpmndi:BPMNDiagram>
+  <bpmndi:BPMNDiagram id="BPMNDiagram_143eozm">
+    <bpmndi:BPMNPlane id="BPMNPlane_0cakro5" bpmnElement="Activity_16g0u6h">
+      <bpmndi:BPMNShape id="Event_09wazz9_di" bpmnElement="Event_09wazz9">
+        <dc:Bounds x="232" y="192" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_1wb4itn_di" bpmnElement="Event_1wb4itn">
+        <dc:Bounds x="472" y="192" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_1cm9uu4_di" bpmnElement="Activity_0ifzs0r">
+        <dc:Bounds x="320" y="170" width="100" height="80" />
+        <bpmndi:BPMNLabel />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNEdge id="Flow_0x8gusn_di" bpmnElement="Flow_0x8gusn">
+        <di:waypoint x="268" y="210" />
+        <di:waypoint x="320" y="210" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_074153c_di" bpmnElement="Flow_074153c">
+        <di:waypoint x="420" y="210" />
+        <di:waypoint x="472" y="210" />
+      </bpmndi:BPMNEdge>
+    </bpmndi:BPMNPlane>
+  </bpmndi:BPMNDiagram>
+</bpmn:definitions>