fix warning

common_ui/src/main/ets/component/InputComponent.ets

@@ -8,7 +8,6 @@ function textInputStyle() {
   .padding(5)
 }
 
-@Preview
 @Component
 export struct PhoneInput {
   @Prop countryCode: string = "+86"

common_ui/src/main/ets/component/TitleBar.ets

@@ -15,11 +15,10 @@ export enum TitleBarMenuType{
   Text = 2
 }
 
-@Preview
 @Component
 export struct TitleBar {
 
-  @Prop title: ResourceStr;
+  @Prop title: ResourceStr = '';
 
   @Prop barHeight: number = 48;
   @Prop menuPadding: number = 8;

common_ui/src/test/List.test.ets

@@ -1,5 +0,0 @@
-import localUnitTest from './LocalUnit.test';
-
-export default function testsuite() {
-  localUnitTest();
-}

common_ui/src/test/LocalUnit.test.ets

@@ -1,33 +0,0 @@
-import { describe, beforeAll, beforeEach, afterEach, afterAll, it, expect } from '@ohos/hypium';
-
-export default function localUnitTest() {
-  describe('localUnitTest',() => {
-    // Defines a test suite. Two parameters are supported: test suite name and test suite function.
-    beforeAll(() => {
-      // Presets an action, which is performed only once before all test cases of the test suite start.
-      // This API supports only one parameter: preset action function.
-    });
-    beforeEach(() => {
-      // Presets an action, which is performed before each unit test case starts.
-      // The number of execution times is the same as the number of test cases defined by **it**.
-      // This API supports only one parameter: preset action function.
-    });
-    afterEach(() => {
-      // Presets a clear action, which is performed after each unit test case ends.
-      // The number of execution times is the same as the number of test cases defined by **it**.
-      // This API supports only one parameter: clear action function.
-    });
-    afterAll(() => {
-      // Presets a clear action, which is performed after all test cases of the test suite end.
-      // This API supports only one parameter: clear action function.
-    });
-    it('assertContain', 0, () => {
-      // Defines a test case. This API supports three parameters: test case name, filter parameter, and test case function.
-      let a = 'abc';
-      let b = 'b';
-      // Defines a variety of assertion methods, which are used to declare expected boolean conditions.
-      expect(a).assertContain(b);
-      expect(a).assertEqual(a);
-    });
-  });
-}