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

src/collapse/test/index.spec.js

@@ -0,0 +1,134 @@
+import Collapse from '..';
+import CollapseItem from '../../collapse-item';
+import { later, mount } from '../../../test/utils';
+
+const component = {
+  template: `
+  <collapse v-model="active" :accordion="accordion" :border="border">
+    <collapse-item title="a" name="first">content</collapse-item>
+    <collapse-item title="b">content</collapse-item>
+    <collapse-item title="c">content</collapse-item>
+  </collapse>
+  `,
+  components: {
+    Collapse,
+    CollapseItem
+  },
+  props: {
+    accordion: Boolean,
+    border: {
+      type: Boolean,
+      default: true
+    }
+  },
+  data() {
+    return {
+      active: this.accordion ? '' : []
+    };
+  }
+};
+
+test('basic mode', async () => {
+  const wrapper = mount(component);
+
+  const titles = wrapper.findAll('.van-collapse-item__title');
+  titles.at(0).trigger('click');
+  expect(wrapper.vm.active).toEqual(['first']);
+
+  await later();
+  titles.at(1).trigger('click');
+  expect(wrapper.vm.active).toEqual(['first', 1]);
+
+  await later();
+  titles.at(0).trigger('click');
+  expect(wrapper.vm.active).toEqual([1]);
+
+  wrapper.destroy();
+});
+
+test('accordion', async () => {
+  const wrapper = mount(component, {
+    propsData: {
+      accordion: true
+    }
+  });
+
+  const titles = wrapper.findAll('.van-collapse-item__title');
+  titles.at(0).trigger('click');
+  expect(wrapper.vm.active).toEqual('first');
+
+  titles.at(1).trigger('click');
+  expect(wrapper.vm.active).toEqual(1);
+
+  await later();
+  titles.at(0).trigger('click');
+  expect(wrapper.vm.active).toEqual('first');
+
+  titles.at(0).trigger('click');
+  expect(wrapper.vm.active).toEqual('');
+});
+
+test('render collapse-item slot', () => {
+  const wrapper = mount({
+    template: `
+      <collapse v-model="active">
+        <collapse-item>
+          <template v-slot:title>this is title</template>
+          <template v-slot:value>this is value</template>
+          <template v-slot:icon>this is icon</template>
+          <template v-slot:right-icon>this is right icon</template>
+        </collapse-item>
+      </collapse>
+      `,
+    components: {
+      Collapse,
+      CollapseItem
+    },
+    data() {
+      return {
+        active: []
+      };
+    }
+  });
+
+  expect(wrapper).toMatchSnapshot();
+});
+
+test('disable border', () => {
+  const wrapper = mount(component, {
+    propsData: {
+      border: false
+    }
+  });
+
+  expect(wrapper).toMatchSnapshot();
+});
+
+test('lazy render collapse content', async () => {
+  const wrapper = mount({
+    template: `
+      <collapse v-model="active">
+        <collapse-item title="a" name="first" style="padding: 0;">content</collapse-item>
+        <collapse-item title="b" style="padding: 0;">{{ content }}</collapse-item>
+      </collapse>
+    `,
+    components: {
+      Collapse,
+      CollapseItem
+    },
+    data() {
+      return {
+        content: '',
+        active: []
+      };
+    }
+  });
+
+  const titles = wrapper.findAll('.van-collapse-item__title');
+
+  titles.at(1).trigger('click');
+  await later(50);
+
+  wrapper.vm.content = 'content';
+  expect(wrapper).toMatchSnapshot();
+});