Add getTags unit tests

__test__/support/helpers/core.ts

@@ -14,6 +14,7 @@ import {
 } from '../constants';
 import CoreModule from '../../../src/core/CoreModule';
 import { CoreModuleDirector } from '../../../src/core/CoreModuleDirector';
+import { UserPropertiesModel } from 'src/core/models/UserPropertiesModel';
 
 export function generateNewSubscription(modelId = '0000000000') {
   return new OSModel<SupportedSubscription>(
@@ -42,6 +43,12 @@ export function getDummyIdentityOSModel(
   return new OSModel<SupportedIdentity>(ModelName.Identity, {}, modelId);
 }
 
+export function getDummyPropertyOSModel(
+  modelId = DUMMY_MODEL_ID,
+): OSModel<UserPropertiesModel> {
+  return new OSModel<UserPropertiesModel>(ModelName.Properties, {}, modelId);
+}
+
 export function getDummyPushSubscriptionOSModel(): OSModel<SupportedSubscription> {
   return new OSModel<SupportedSubscription>(
     ModelName.PushSubscriptions,

__test__/unit/user/user.test.ts

@@ -0,0 +1,77 @@
+import { TestEnvironment } from '../../support/environment/TestEnvironment';
+import User from '../../../src/onesignal/User';
+import { ModelName } from '../../../src/core/models/SupportedModels';
+import { getDummyPropertyOSModel } from '../../support/helpers/core';
+
+// suppress all internal logging
+jest.mock('../../../src/shared/libraries/Log');
+
+describe('User tests', () => {
+  test('getTags called without a properties model should return undefined tags', async () => {
+    await TestEnvironment.initialize();
+
+    const user = User.createOrGetInstance();
+    const tags = user.getTags();
+
+    expect(tags).toBe(undefined);
+  });
+
+  test('getTags called with undefined tags in properties model should return undefined tags', async () => {
+    await TestEnvironment.initialize();
+
+    OneSignal.coreDirector.add(ModelName.Properties, getDummyPropertyOSModel());
+
+    const user = User.createOrGetInstance();
+    const tags = user.getTags();
+
+    expect(tags).toBe(undefined);
+  });
+
+  test('getTags called with empty tags in properties model should return empty tags', async () => {
+    await TestEnvironment.initialize();
+
+    const propertyModel = getDummyPropertyOSModel();
+    propertyModel.set('tags', {});
+    OneSignal.coreDirector.add(ModelName.Properties, propertyModel);
+
+    const user = User.createOrGetInstance();
+    const tags = user.getTags();
+
+    expect(tags).toStrictEqual({});
+  });
+
+  test('getTags called with tags in properties model should return tags', async () => {
+    await TestEnvironment.initialize();
+
+    const tagsSample = { key1: 'value1' };
+
+    const propertyModel = getDummyPropertyOSModel();
+    propertyModel.set('tags', tagsSample);
+    OneSignal.coreDirector.add(ModelName.Properties, propertyModel);
+
+    const user = User.createOrGetInstance();
+    const tags = user.getTags();
+
+    expect(tags).toBe(tagsSample);
+  });
+
+  test("getTags called after addTags should return the user's tags with the added tags", async () => {
+    await TestEnvironment.initialize();
+
+    const tagsSample = { key1: 'value1' };
+    const tagsToAdd = { key2: 'value2', key3: 'value3' };
+
+    const propertyModel = getDummyPropertyOSModel();
+    propertyModel.set('tags', tagsSample);
+    OneSignal.coreDirector.add(ModelName.Properties, propertyModel);
+
+    const user = User.createOrGetInstance();
+    const tagsSnapshot1 = user.getTags();
+
+    user.addTags(tagsToAdd);
+    const tagsSnapshot2 = user.getTags();
+
+    expect(tagsSnapshot1).toBe(tagsSample);
+    expect(tagsSnapshot2).toStrictEqual({ ...tagsSample, ...tagsToAdd });
+  });
+});