const {isJsonString} = require('../../lib/utils');

describe('util test', () => {
  test('test isJsonString funciton with string should be pass ', done => {
    console.log("isJsonString('aaa')",isJsonString("aaa"));
    expect(isJsonString("aaa")).toBeFalsy();  
    done();
  });
  test('test isJsonString funciton with jsonstring should be pass ', done => {
    const jsonObj = {'a':'aaa'};
    const jsonStr = JSON.stringify(jsonObj);
    console.log("jsonStr:%s,result:",jsonStr,isJsonString(jsonStr));
    expect(isJsonString(jsonStr)).toBeTruthy();  
    done()
  });
});