diff --git a/uni_modules/uts-tests/utssdk/JSON.uts b/uni_modules/uts-tests/utssdk/JSON.uts
index a4f35372764da20bd2e6772cc88fd3ee8539f3f4..9ec72538d68e1ea87a4a59cdc296030bc10b627b 100644
--- a/uni_modules/uts-tests/utssdk/JSON.uts
+++ b/uni_modules/uts-tests/utssdk/JSON.uts
@@ -24,6 +24,16 @@ type PersionJSON = {
 
 
 
+/**
+ * 测试属性名为 原生关键字的场景
+ */
+type UserWithKeyWord={
+	class:string;
+	abstract:number;
+	is:boolean;
+}
+
+
 export function testJSON() : Result {
     return describe("JSON", () => {
         test('parse', () => {
@@ -97,7 +107,10 @@ export function testJSON() : Result {
             //     p: 10,
             // });
 
+
             expect(JSON.parse('{}')!).toEqual({});
+			let userKeyWord = JSON.parse<UserWithKeyWord>('{"is":false,"class":"classOne","abstract":12}')
+			expect(userKeyWord!.class).toEqual("classOne");
             // TODO 不支持boolean、string，js端需抹平
             // expect(JSON.parse('true')!).toEqual(true);
             // expect(JSON.parse('"foo"')!).toEqual("foo");
diff --git a/uni_modules/uts-tests/utssdk/KeyWord.uts b/uni_modules/uts-tests/utssdk/KeyWord.uts
index f22f3224345e6d9fac3523cb69618de4d6716772..ec76f32c82571912c12a12410b8a71e2daa0ccd7 100644
--- a/uni_modules/uts-tests/utssdk/KeyWord.uts
+++ b/uni_modules/uts-tests/utssdk/KeyWord.uts
@@ -22,9 +22,10 @@ export function testKeyWord(): Result {
 		test('typeof', () => {
 			let new1 = new User()
 			expect(typeof(new1)).toEqual('object')
-			// expect(typeof(123456.789)).toEqual('number')
+			expect(typeof(123456.789)).toEqual('Double')
 			//expect(typeof(789778979798797987979)).toEqual('number')
-			// expect(typeof(0.0)).toEqual('number')
+			expect(typeof(0.0)).toEqual('Double')
+
 			expect(typeof("hello world")).toEqual('string')
 			expect(typeof([1,2,3])).toEqual('object')
 			expect(typeof(new Array<any>())).toEqual('object')
diff --git a/uni_modules/uts-tests/utssdk/Number.uts b/uni_modules/uts-tests/utssdk/Number.uts
index bd72af1288fc682f3e0cd24d03ecd864fa5cd271..3920eeb733673650ef73fafb3d9d9774a2debdc4 100644
--- a/uni_modules/uts-tests/utssdk/Number.uts
+++ b/uni_modules/uts-tests/utssdk/Number.uts
@@ -62,6 +62,12 @@ export function testNumber(): Result {
 			expect(isFinite(910)).toEqual(true);
 			expect(isFinite(0)).toEqual(true);
 		})
+		test('isInteger', () => {
+		    expect(Number.isInteger(12.0)).toEqual(true);
+			expect(Number.isInteger(12.01)).toEqual(false);
+			expect(Number.isInteger(-213123112.01)).toEqual(false);
+			expect(Number.isInteger(-213123112)).toEqual(true);
+		})
 		
 		test('isNaN', () => {
 			expect(isNaN(0)).toEqual(false);