Add test for TagColorsStorage

test/utils/helpers/csvjson.test.ts

@@ -10,13 +10,13 @@ describe('csvjson', () => {
   ];
 
   describe('csvToJson', () => {
-    test('parses CSVs as expected', async () => {
+    it('parses CSVs as expected', async () => {
       expect(await csvToJson(csv)).toEqual(json);
     });
   });
 
   describe('jsonToCsv', () => {
-    test('parses JSON as expected', () => {
+    it('parses JSON as expected', () => {
       expect(jsonToCsv(json)).toEqual(csv);
     });
   });

test/utils/services/TagColorsStorage.test.ts

@@ -0,0 +1,36 @@
+import { fromPartial } from '@total-typescript/shoehorn';
+import type { LocalStorage } from '../../../src/utils/services/LocalStorage';
+import { TagColorsStorage } from '../../../src/utils/services/TagColorsStorage';
+
+describe('TagColorsStorage', () => {
+  const get = vi.fn();
+  const set = vi.fn();
+  const localStorage = fromPartial<LocalStorage>({ get, set });
+  let tagColorsStorage: TagColorsStorage;
+
+  beforeEach(() => {
+    tagColorsStorage = new TagColorsStorage(localStorage);
+  });
+
+  describe('getTagColors', () => {
+    it.each([
+      [undefined, {}],
+      [{ foo: 'red', var: 'green' }, { foo: 'red', var: 'green' }],
+    ])('returns colors from local storage', (colorsFromStorage, expectedValue) => {
+      get.mockReturnValue(colorsFromStorage);
+
+      expect(tagColorsStorage.getTagColors()).toEqual(expectedValue);
+      expect(get).toHaveBeenCalledOnce();
+    });
+  });
+
+  describe('storeTagColors', () => {
+    it('stores provied colors', () => {
+      const colors = { foo: 'red' };
+
+      tagColorsStorage.storeTagColors(colors);
+
+      expect(set).toHaveBeenCalledWith('colors', colors);
+    });
+  });
+});