test(timeutils): adds testing for timeUtils mixin

mixins/__tests__/timeUtils.spec.ts

@@ -0,0 +1,16 @@
+import Vue from 'vue';
+import timeUtils from '~/mixins/timeUtils.ts';
+
+const TestComponent = new Vue({
+  mixins: [timeUtils]
+});
+
+describe('timeUtils', () => {
+  test('converts time from ms to ticks', () => {
+    expect(TestComponent.ticksToMs(10000)).toEqual(1);
+  });
+
+  test('converts time from ticks to ms', () => {
+    expect(TestComponent.msToTicks(1)).toEqual(10000);
+  });
+});