添加菜单页路由

src/app/pages/historical-data/historical-data.module.spec.ts

@@ -0,0 +1,13 @@
+import { HistoricalDataModule } from './historical-data.module';
+
+describe('HistoricalDataModule', () => {
+  let historicalDataModule: HistoricalDataModule;
+
+  beforeEach(() => {
+    historicalDataModule = new HistoricalDataModule();
+  });
+
+  it('should create an instance', () => {
+    expect(historicalDataModule).toBeTruthy();
+  });
+});