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

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

@@ -0,0 +1,21 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`renders demo correctly 1`] = `
+<div>
+  <div>
+    <div class="van-circle" style="width: 120px; height: 120px;"><svg viewBox="0 0 1060 1060">
+        <path d="M 530 530 m -500, 0 a 500, 500 0 1, 1 1000, 0 a 500, 500 0 1, 1 -1000, 0" class="van-circle__hover" style="fill: none; stroke: #fff; stroke-width: 40px;"></path>
+        <path d="M 530 530 m -500, 0 a 500, 500 0 1, 1 1000, 0 a 500, 500 0 1, 1 -1000, 0" class="van-circle__layer" style="stroke: #1989fa; stroke-dashoffset: 3140px; stroke-width: 41px;"></path>
+      </svg>
+      <div class="van-circle__text">0%</div>
+    </div>
+    <div class="van-circle" style="width: 120px; height: 120px;"><svg viewBox="0 0 1060 1060">
+        <path d="M 530 530 m -500, 0 a 500, 500 0 1, 1 1000, 0 a 500, 500 0 1, 1 -1000, 0" class="van-circle__hover" style="fill: #fff; stroke: #ebedf0; stroke-width: 60px;"></path>
+        <path d="M 530 530 m -500, 0 a 500, 500 0 1, 1 1000, 0 a 500, 500 0 1, 1 -1000, 0" class="van-circle__layer" style="stroke: #07c160; stroke-dashoffset: 3140px; stroke-width: 61px;"></path>
+      </svg>
+      <div class="van-circle__text">0%</div>
+    </div>
+    <div><button class="van-button van-button--primary van-button--small"><span class="van-button__text">增加</span></button> <button class="van-button van-button--danger van-button--small"><span class="van-button__text">减少</span></button></div>
+  </div>
+</div>
+`;

src/circle/test/demo.spec.js

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