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

src/tag/test/__snapshots__/demo.spec.js.snap

@@ -0,0 +1,40 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`renders demo correctly 1`] = `
+<div>
+  <div><span class="van-tag" style="background-color: rgb(150, 151, 153);">标签</span> <span class="van-tag" style="background-color: rgb(255, 68, 68);">标签</span> <span class="van-tag" style="background-color: rgb(25, 137, 250);">标签</span> <span class="van-tag" style="background-color: rgb(7, 193, 96);">标签</span></div>
+  <div><span class="van-tag van-tag--plain van-hairline--surround" style="color: rgb(150, 151, 153);">标签</span> <span class="van-tag van-tag--plain van-tag--round van-hairline--surround" style="color: rgb(255, 68, 68);">
+      标签
+    </span> <span class="van-tag van-tag--plain van-tag--round van-hairline--surround" style="color: rgb(25, 137, 250);">
+      标签
+    </span> <span class="van-tag van-tag--plain van-hairline--surround" style="color: rgb(7, 193, 96);">
+      标签
+    </span></div>
+  <div><span class="van-tag van-tag--round" style="background-color: rgb(150, 151, 153);">标签</span> <span class="van-tag van-tag--round" style="background-color: rgb(255, 68, 68);">
+      标签
+    </span> <span class="van-tag van-tag--round" style="background-color: rgb(25, 137, 250);">
+      标签
+    </span> <span class="van-tag van-tag--round" style="background-color: rgb(7, 193, 96);">
+      标签
+    </span></div>
+  <div><span class="van-tag van-tag--mark" style="background-color: rgb(150, 151, 153);">标签</span> <span class="van-tag van-tag--mark" style="background-color: rgb(255, 68, 68);">
+      标签
+    </span> <span class="van-tag van-tag--mark" style="background-color: rgb(25, 137, 250);">
+      标签
+    </span> <span class="van-tag van-tag--mark" style="background-color: rgb(7, 193, 96);">
+      标签
+    </span></div>
+  <div><span class="van-tag" style="background-color: rgb(242, 130, 106);">标签</span> <span class="van-tag van-tag--plain van-hairline--surround" style="color: rgb(242, 130, 106);">
+      标签
+    </span> <span class="van-tag" style="background-color: rgb(114, 50, 221);">标签</span> <span class="van-tag van-tag--plain van-hairline--surround" style="color: rgb(114, 50, 221);">
+      标签
+    </span> <span class="van-tag" style="background-color: rgb(255, 225, 225); color: rgb(173, 0, 0);">
+      标签
+    </span></div>
+  <div><span class="van-tag" style="background-color: rgb(255, 68, 68);">标签</span> <span class="van-tag van-tag--medium" style="background-color: rgb(255, 68, 68);">
+      标签
+    </span> <span class="van-tag van-tag--large" style="background-color: rgb(255, 68, 68);">
+      标签
+    </span></div>
+</div>
+`;

src/tag/test/demo.spec.js

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+import Demo from '../demo';
+import demoTest from '../../../test/demo-test';
+
+demoTest(Demo);

src/tag/test/index.spec.js

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+import Tag from '..';
+import { mount } from '../../../test/utils';
+
+test('click event', () => {
+  const click = jest.fn();
+  const wrapper = mount(Tag, {
+    context: {
+      on: {
+        click
+      }
+    }
+  });
+
+  wrapper.trigger('click');
+  expect(click).toHaveBeenCalledTimes(1);
+});