test(Tag): update test cases

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

@@ -0,0 +1,7 @@
+// Jest Snapshot v1, https://goo.gl/fbAQLP
+
+exports[`should hide tag when the show prop is false 1`] = `
+<transition-stub>
+  <!---->
+</transition-stub>
+`;

src/tag/test/index.legacy.js

@@ -1,54 +0,0 @@
-import Tag from '..';
-import { mount } from '@vue/test-utils';
-
-test('click event', () => {
-  const click = jest.fn();
-  const wrapper = mount(Tag, {
-    context: {
-      on: {
-        click,
-      },
-    },
-  });
-
-  wrapper.trigger('click');
-  expect(click).toHaveBeenCalledTimes(1);
-});
-
-test('close event', () => {
-  const close = jest.fn();
-  const wrapper = mount(Tag, {
-    props: {
-      closeable: true,
-    },
-    context: {
-      on: {
-        close,
-      },
-    },
-  });
-
-  wrapper.find('.van-tag__close').trigger('click');
-  expect(close).toHaveBeenCalledTimes(1);
-});
-
-test('should not trigger click event when close', () => {
-  const close = jest.fn();
-  const click = jest.fn();
-
-  const wrapper = mount(Tag, {
-    props: {
-      closeable: true,
-    },
-    context: {
-      on: {
-        close,
-        click,
-      },
-    },
-  });
-
-  wrapper.find('.van-tag__close').trigger('click');
-  expect(close).toHaveBeenCalledTimes(1);
-  expect(click).toHaveBeenCalledTimes(0);
-});

src/tag/test/index.spec.js

@@ -0,0 +1,38 @@
+import Tag from '..';
+import { mount } from '@vue/test-utils';
+
+test('should emit close event when clicking the close icon', () => {
+  const wrapper = mount(Tag, {
+    props: {
+      closeable: true,
+    },
+  });
+
+  wrapper.find('.van-tag__close').trigger('click');
+  expect(wrapper.emitted('close').length).toEqual(1);
+});
+
+test('should hide tag when the show prop is false', () => {
+  const wrapper = mount(Tag, {
+    props: {
+      show: false,
+    },
+  });
+  expect(wrapper.html()).toMatchSnapshot();
+});
+
+test('should not trigger click event when clicking the close icon', () => {
+  const onClick = jest.fn();
+  const wrapper = mount(Tag, {
+    props: {
+      onClick,
+      closeable: true,
+    },
+  });
+
+  wrapper.find('.van-tag__close').trigger('click');
+  expect(onClick).toHaveBeenCalledTimes(0);
+
+  wrapper.trigger('click');
+  expect(onClick).toHaveBeenCalledTimes(1);
+});