做登录，我做到同样的账号密码无法重复注册的Test 但是如何写空账号密码无法注册的验证。
请求帮助
- Java code
package jc.ac.sojou.cis.kunma.login.service;import static org.hamcrest.CoreMatchers.is;import static org.hamcrest.CoreMatchers.notNullValue;import static org.junit.Assert.assertThat;import java.util.List;import jc.ac.sojou.cis.kunma.login.model.Account;import org.junit.Test;import org.slim3.tester.AppEngineTestCase;public class AccountServiceTest extends AppEngineTestCase { private AccountService service = new AccountService(); @Test public void test() throws Exception { assertThat(service, is(notNullValue())); Account ac = new Account(); ac.setId("test"); ac.setPassword("password"); service.save(ac); Account ac2 = service.load(); assertThat(ac2,is(notNullValue())); assertThat(ac.getId(),is(ac2.getId())); assertThat(ac.getPassword(),is(ac2.getPassword())); } @Test ／／注册与登录的验证 public void testValid() throws Exception{ assertThat(service,is(notNullValue())); Account ac = new Account(); ac.setId("test"); ac.setPassword("password"); service.save(ac); boolean b1 = service.isValid("test","password"); assertThat(b1,is(true)); boolean b2 = service.isValid("test", "fail"); assertThat(b2,is(false)); } @Test ／／重复帐号密码注册验证 public void testGetList() throws Exception { assertThat(service, is(notNullValue())); Account ac = new Account(); ac.setId("test"); ac.setPassword("password"); boolean b1 = service.save(ac); assertThat(b1, is(true)); Account ac2 = new Account(); ac2.setId("test"); ac2.setPassword("password"); boolean b2 = service.save(ac2); assertThat(b2, is(false)); List<Account> list = service.list("test", "password"); assertThat(list, is(notNullValue())); assertThat(list.size(), is(1)); Account rac = list.get(0); assertThat(rac.getId(), is(ac.getId())); assertThat(rac.getPassword(), is(ac.getPassword())); }｝------解决方案--------------------------------------------------------
- HTML code
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><html> <head> <meta http-equiv="Content-Type" content="text/html; charset=UTF-8" /><title>user Add</title> <meta name="Description" content=""> </head> <script type="text/javascript"> <!-- function validate() { var id = document.getElementById("id").value; var password = document.getElementById("password").value; if(id.replace(/(^\s+)|(\s+$)/g,"").length ==0) { alert("ID不能为空"); return false; } if(password.replace(/(^\s+)|(\s+$)/g,"").length ==0) //如果密码允许空格的话，那么就直接用password.length ==0来判断就可以了 { alert("密码不能为空"); return false; } return true; } //--> </script> <body> <form action="addPost" onsubmit ="return validate()"><div> ID:<input type="text" name="id"/></div><div>Password :<input type="password" name="password" /></div><input type="submit" value="登録" /></form></body></html>