[set]去除文档中手动生成的代码，添加注释

uni_modules/uts-tests/utssdk/Set.uts

 import { describe, test, expect, Result } from './tests.uts'
 
-export function testSet(): Result {
+export function testSet() : Result {
   return describe("Set", () => {
     test('size', () => {
+      // #TEST Set.size
       const set1 = new Set<any>();
       const object1 = {};
       set1.add(42);
       set1.add('forty two');
       set1.add('forty two');
       set1.add(object1);
+      console.log(set1.size);
+      // expected output: 3
+      // #END
       expect(set1.size).toEqual(3);
     })
     test('add', () => {
+      // #TEST Set.add
       const set1 = new Set<number>();
       set1.add(42);
       set1.add(42);
       set1.add(13);
-            set1.forEach((item)=>{
+      set1.forEach((item) => {
+        console.log(item);
+        // expected output: 42
+        // expected output: 13
+      })
+      // #END
+
+      set1.forEach((item) => {
         expect(set1.has(item)).toEqual(true);
       })
       console.log(set1)
@@ -24,29 +36,55 @@ export function testSet(): Result {
       console.log(set2)
     })
     test('clear', () => {
+      // #TEST Set.clear
       const set1 = new Set<any>();
       set1.add(1);
       set1.add('foo');
-            expect(set1.size).toEqual(2);
       set1.clear();
+      console.log(set1.size);
+      // expected output: 0
+      // #END
       expect(set1.size).toEqual(0);
     })
     test('delete', () => {
+      // #TEST Set.delete
       const set1 = new Set<any>();
       set1.add(10);
       set1.add(20);
+
       set1.delete(10);
+      console.log(set1.size) //1
+      // #END
+
       expect(set1.size).toEqual(1);
     })
     test('has', () => {
+      // #TEST Set.has
       const set1 = new Set<number>([1, 2, 3, 4, 5]);
+      console.log(set1.has(1));
+      // expected output: true
+      
+      console.log(set1.has(5));
+      // expected output: true
+      
+      console.log(set1.has(6));
+      // expected output: false
+      // #END
+      
       expect(set1.has(1)).toEqual(true);
       expect(set1.has(5)).toEqual(true);
       expect(set1.has(6)).toEqual(false);
     })
     test('forEach', () => {
+      // #TEST Set.forEach,Set.forEach_1，Set.forEach_2
       const set1 = new Set<any>(['foo', 'bar'])
-            const logSetElements = (value:any) => {
+      let logSetElements = (value : any) => {
+        console.log(value);
+        // expected output: foo
+        // expected output: bar
+      }
+      // #END
+      logSetElements = (value : any) => {
         expect(set1.has(value)).toEqual(true);
       }
       set1.forEach(logSetElements);