[improvement] rename packages dir to src (#3659)

src/sidebar/test/index.spec.js

@@ -0,0 +1,39 @@
+import { mount } from '../../../test/utils';
+import Sidebar from '..';
+import SidebarItem from '../../sidebar-item';
+
+test('event', () => {
+  const onClick = jest.fn();
+  const onChange = jest.fn();
+  const wrapper = mount({
+    template: `
+      <sidebar @change="onChange">
+        <sidebar-item @click="onClick">Text</sidebar-item>
+      </sidebar>
+    `,
+    components: {
+      Sidebar,
+      SidebarItem
+    },
+    methods: {
+      onClick,
+      onChange
+    }
+  });
+
+  wrapper.find('.van-sidebar-item').trigger('click');
+  expect(onClick).toHaveBeenCalledWith(0);
+  expect(onChange).toHaveBeenCalledWith(0);
+  wrapper.vm.$destroy();
+});
+
+test('without parent', () => {
+  const consoleError = console.error;
+  try {
+    console.error = jest.fn();
+    mount(Sidebar);
+  } catch (err) {
+    console.error = consoleError;
+    expect(err).toBeTruthy();
+  }
+});