MAINT-1947 Unit test for nested FHIR ValueSet

src/test/java/org/snomed/snowstorm/fhir/services/ValueSetProviderEclTest.java

@@ -159,6 +159,24 @@ void testExplicitValueSetExpansion() {
 		restTemplate.delete(baseUrl + "/reason-for-encounter");
 	}
 
+	@Test
+	void testExplicitNestedValueSetExpansion() {
+		ClassLoader classloader = Thread.currentThread().getContextClassLoader();
+		InputStream is = classloader.getResourceAsStream("dummy-fhir-content/exampleVS_incude_implicit_VS.json");
+		assertNotNull(is);
+		ValueSet exampleVS = fhirJsonParser.parseResource(ValueSet.class, is);
+		String vsJson = fhirJsonParser.encodeResourceToString(exampleVS);
+		storeVs("test-nested-vs", vsJson);
+
+		//Now expand that ValueSet we just saved
+		String url = baseUrl + "/test-nested-vs/$expand";
+		ResponseEntity<String> response = restTemplate.getForEntity(url, String.class);
+		ValueSet savedVS = fhirJsonParser.parseResource(ValueSet.class, response.getBody());
+
+		//10 Concepts on MAIN
+		assertEquals(10, savedVS.getExpansion().getTotal());
+		restTemplate.delete(baseUrl + "/test-nested-vs");
+	}
 	@Test
 	void testECLWithUnpublishedVersion() throws FHIROperationException {
 		//Asking for 5 at a time, expect 13 Total - 10 on MAIN + 3 in the sample module + 1 Root concept

src/test/resources/dummy-fhir-content/exampleVS_incude_implicit_VS.json

@@ -0,0 +1,16 @@
+{
+  "resourceType": "ValueSet",
+  "status": "active",
+  "name": "Test nested VS",
+  "id": "test-nested-vs",
+  "title": "Test Nested VS",
+  "version": "0.0.1",
+  "url": "http://snomed.test/fhir/ValueSet/test-nested-vs",
+  "compose": {
+    "include": [
+      {
+        "valueSet": "http://snomed.info/sct?fhir_vs=ecl/<138875005"
+      }
+    ]
+  }
+}