[improvement] SwipeCell: fix typo and adjust swipeLeaveTransition method's parameter values (#3048)

packages/swipe-cell/test/__snapshots__/index.spec.js.snap

@@ -36,7 +36,7 @@ exports[`drag and show left part 4`] = `
 </div>
 `;
 
-exports[`drag and show left part 5`] = `
+exports[`drag and show right part 1`] = `
 <div class="van-swipe-cell">
   <div class="van-swipe-cell__wrapper" style="transform: translate3d(-100px, 0, 0); transition: .6s cubic-bezier(0.18, 0.89, 0.32, 1);">
     <div class="van-swipe-cell__left"></div>

packages/swipe-cell/test/index.spec.js

@@ -1,6 +1,7 @@
 import SwipeCell from '..';
 import { mount, triggerDrag } from '../../../test/utils';
 
+const THRESHOLD = 0.15;
 const defaultProps = {
   propsData: {
     leftWidth: 100,
@@ -24,14 +25,14 @@ it('drag and show left part', () => {
   expect(wrapper).toMatchSnapshot();
 });
 
-it('drag and show left part', () => {
+it('drag and show right part', () => {
   const wrapper = mount(SwipeCell, defaultProps);
 
   triggerDrag(wrapper, -50, 0);
   expect(wrapper).toMatchSnapshot();
 });
 
-test('on close prop', () => {
+it('on close prop', () => {
   let position;
   let instance;
 
@@ -74,3 +75,22 @@ it('width equals zero', () => {
   });
   expect(wrapper).toMatchSnapshot();
 });
+
+it('should reset after drag', () => {
+  const wrapper = mount(SwipeCell, defaultProps);
+
+  triggerDrag(wrapper, (defaultProps.leftWidth * THRESHOLD - 1), 0);
+  expect(wrapper.vm.offset).toEqual(0);
+});
+
+it('disabled prop', () => {
+  const wrapper = mount(SwipeCell, {
+    propsData: {
+      ...defaultProps.propsData,
+      disabled: true,
+    }
+  });
+
+  triggerDrag(wrapper, 50, 0);
+  expect(wrapper.vm.offset).toEqual(0);
+});