package com.tutorialspoint;

import java.util.List;

import javax.ws.rs.client.Client;

import javax.ws.rs.client.ClientBuilder;

import javax.ws.rs.client.Entity;

import javax.ws.rs.core.Form;

import javax.ws.rs.core.GenericType;

import javax.ws.rs.core.MediaType;

public class WebServiceTester {

private Client client;

private String REST_SERVICE_URL = "http://localhost:8080/UserManagement/rest/UserService/users";

private static final String SUCCESS_RESULT="<result>success</result>";

private static final String PASS = "pass";

private static final String FAIL = "fail";

private void init(){

this.client = ClientBuilder.newClient();

}

public static void main(String[] args){

WebServiceTester tester = new WebServiceTester();

//initialize the tester

tester.init();

//test get all users Web Service Method

tester.testGetAllUsers();

//test get user Web Service Method

tester.testGetUser();

//test update user Web Service Method

tester.testUpdateUser();

//test add user Web Service Method

tester.testAddUser();

//test delete user Web Service Method

tester.testDeleteUser();

}

//Test: Get list of all users

//Test: Check if list is not empty

private void testGetAllUsers(){

GenericType<List<User>> list = new GenericType<List<User>>() {};

List<User> users = client

.target(REST_SERVICE_URL)

.request(MediaType.APPLICATION_XML)

.get(list);

String result = PASS;

if(users.isEmpty()){

result = FAIL;

}

System.out.println("Test case name: testGetAllUsers, Result: " + result );

}

//Test: Get User of id 1

//Test: Check if user is same as sample user

private void testGetUser(){

User sampleUser = new User();

sampleUser.setId(1);

User user = client

.target(REST_SERVICE_URL)

.path("/{userid}")

.resolveTemplate("userid", 1)

.request(MediaType.APPLICATION_XML)

.get(User.class);

String result = FAIL;

if(sampleUser != null && sampleUser.getId() == user.getId()){

result = PASS;

}

System.out.println("Test case name: testGetUser, Result: " + result );

}

//Test: Update User of id 1

//Test: Check if result is success XML.

private void testUpdateUser(){

Form form = new Form();

form.param("id", "1");

form.param("name", "suresh");

form.param("profession", "clerk");

String callResult = client

.target(REST_SERVICE_URL)

.request(MediaType.APPLICATION_XML)

.put(Entity.entity(form,

MediaType.APPLICATION_FORM_URLENCODED_TYPE),

String.class);

String result = PASS;

if(!SUCCESS_RESULT.equals(callResult)){

result = FAIL;

}

System.out.println("Test case name: testUpdateUser, Result: " + result );

}

//Test: Add User of id 2

//Test: Check if result is success XML.

private void testAddUser(){

Form form = new Form();

form.param("id", "2");

form.param("name", "naresh");

form.param("profession", "clerk");

String callResult = client

.target(REST_SERVICE_URL)

.request(MediaType.APPLICATION_XML)

.post(Entity.entity(form,

MediaType.APPLICATION_FORM_URLENCODED_TYPE),

String.class);

String result = PASS;

if(!SUCCESS_RESULT.equals(callResult)){

result = FAIL;

}

System.out.println("Test case name: testAddUser, Result: " + result );

}

//Test: Delete User of id 2

//Test: Check if result is success XML.

private void testDeleteUser(){

String callResult = client

.target(REST_SERVICE_URL)

.path("/{userid}")

.resolveTemplate("userid", 2)

.request(MediaType.APPLICATION_XML)

.delete(String.class);

String result = PASS;

if(!SUCCESS_RESULT.equals(callResult)){

result = FAIL;

}

System.out.println("Test case name: testDeleteUser, Result: " + result );

}

}