tests: add authentication unit tests

test/models/history_models.dart

@@ -18,11 +18,11 @@ final historyMetaModel1 = HistoryMetaModel(
 
 /// Basic History Request model 1
 final historyRequestModel1 = HistoryRequestModel(
-  historyId: 'historyId1',
-  metaData: historyMetaModel1,
-  httpRequestModel: httpRequestModelGet4,
-  httpResponseModel: responseModel,
-);
+    historyId: 'historyId1',
+    metaData: historyMetaModel1,
+    httpRequestModel: httpRequestModelGet4,
+    httpResponseModel: responseModel,
+    authModel: AuthModel(type: APIAuthType.none));
 
 final historyMetaModel2 = HistoryMetaModel(
   historyId: 'historyId2',
@@ -35,11 +35,11 @@ final historyMetaModel2 = HistoryMetaModel(
 );
 
 final historyRequestModel2 = HistoryRequestModel(
-  historyId: 'historyId2',
-  metaData: historyMetaModel2,
-  httpRequestModel: httpRequestModelPost10,
-  httpResponseModel: responseModel,
-);
+    historyId: 'historyId2',
+    metaData: historyMetaModel2,
+    httpRequestModel: httpRequestModelPost10,
+    httpResponseModel: responseModel,
+    authModel: AuthModel(type: APIAuthType.none));
 
 /// JSONs
 final Map<String, dynamic> historyMetaModelJson1 = {
@@ -59,7 +59,15 @@ final Map<String, dynamic> historyRequestModelJson1 = {
   "httpRequestModel": httpRequestModelGet4Json,
   "httpResponseModel": responseModelJson,
   'preRequestScript': null,
-  'postRequestScript': null
+  'postRequestScript': null,
+  'authModel': {
+    'type': 'none',
+    'apikey': null,
+    'bearer': null,
+    'basic': null,
+    'jwt': null,
+    'digest': null
+  }
 };
 
 final Map<String, dynamic> historyMetaModelJson2 = {