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我正在尝试在 HttpUnit 中编写一些测试用例来测试其中包含大量 Javascript 的网站。HttpUnit 工作得很好——只要我通过 HttpUnitOptions.setJavaScriptEnabled(false) 禁用了 Javascript!

但是,我正在测试的网站有许多字段在填充某些其他字段之前是隐藏的 - 我怀疑这一定是 Javascript,但我不确定,因为我无法访问网站源代码,只能访问原始代码html。这给我带来了两难境地——我不能使用 HttpUnit 来填充我需要的所有字段,因为在填充之前的字段之前,其中一些字段从 html 中丢失。例如,如果我从下拉菜单 A 中选择一个选项,页面将刷新并突然出现下拉菜单 B。

我不确定究竟是什么导致了这个问题——我几乎没有使用 Javascript 的经验,所以我不确定这是否是一个 Javascript 问题。但我非常想将数据输入到这些隐藏字段中。有什么建议么?

下面是我正在使用的代码(或多或少):

public class TestSuite {
  public static void main(String[] args) throws SAXException, IOException {

    //Load home page
    HttpUnitOptions.setDefaultCharacterSet("UTF-8");
    HttpUnitOptions.setExceptionsThrownOnScriptError(false);
    WebConversation wc = new WebConversation();
    WebResponse currentPage = wc.getResponse("http://testingwebsite.aspx");

    //Click a link and fill out the resulting form
    currentPage = currentPage.getLinkWith("Apply");
    WebForm form = currentPage.getFormWithName("aspnetForm");
    form.setParameter("DropDownCategory");
    form.setParameter("TextBoxIDNumber");
    ...
    form.setParameter("DropDownPackage"); //Populating this field causes DropDownPackageOptions to appear

    //Submit the form - after submit, hidden field DropDownPackageOptions IS IN THE HTML
    SubmitButton submit = form.getSubmitButton("ButtonSubmit");
    currentPage = form.submit(submit);

    //Error message is displayed on html page, saying hidden form is required.
    //Fill in the hidden field, which is in html and should be present
    //Exception thrown at next line:
    form.setParameter("DropDownPackageOptions"); //This is hidden until DropDownPackage is selected

    //Submit the form again
    submit = form.getSubmitButton("ButtonSubmit");
    currentPage = form.submit(submit);

    System.out.println(currentPage.getText());
  }
}

下面是由于运行此代码而引发的异常的堆栈跟踪:

Exception in thread "main" com.meterware.httpunit.WebForm$NoSuchParameterException: No parameter 
named 'DropDownPackageOptions' is defined in the form
  at com.meterware.httpunit.WebForm.setParameter(WebForm.java:633)
  at com.meterware.httpunit.WebForm.setParameter(WebForm.java:623)
  at TestSuite.main(TestSuite.java:34)

最后,这里是初始提交后的html文件。第一次提交之前和之后的html唯一的区别是在初始提交之前缺少DropDownPackageOptions参数。

<html xmlns="http://www.w3.org/1999/xhtml">

<head id="head1"><meta http-equiv="X-UA-Compatible" content="IE-EmulateIE7" /><title>
  Title
</title>
  <script src="../Scripts/General.js" type="text/javascript"></script>
  <link href="../css/Style.css" rel="stylesheet" type="text/css" /><link href="../css/HomePage.css" rel="stylesheet" type="text/css" /></head>

<body>
  <form name="aspnetForm" method="post" action="Apply.aspx" id="aspnetForm">
<input type="hidden" name="view" id="view" value = "/..... (huge string of random chars)" />
<input type="hidden" name="event" id="event" value = "/...... (huge string of random chars)" />
<div id="header">
  ...
</div>

<div id="frame">
  <div class="heading">Category: </div>
  <select name="DropDownCategory" id="DropDownCategory">
    <option value="">--</option>
    <option selected="selected" value="1">Category1</option>
    <option value="2">Category2</option>
    <option value="3">Category3</option>
  </select>

  ... (additional form fields)

  <div class="heading">Package: </div>
  <select name="DropDownPackage" id="DropDownPackage">
    <option value="selected" value="">--</option>
    <option value="1">Pkg 1</option>
    <option value="2">Pkg 2</option>
    ...
  </select>

  <div class="heading">Package Options: </div>
  <select name="DropDownPackageOptions" id="DropDownPackageOptions">
    <option selected="selected" value="">--</option>
    <option value="2">Opt 2</option>
    <option value="3">Opt 3</option>
    ...
  </select>

  <br /><input type="submit" name="ButtonSubmit" value="Submit" onclick="javascript:WebForm_DoPostBackWithOptions(new WebForm_PostBackOptions(&quot;ButtonSubmit&quot;, &quot;&quot;, true, &quot;&quot;, &quot;&quot;, false, false))" id="ButtonSubmit" />
</div>
...
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1 回答 1

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像您的代码这样的 Semms 正在引用表单中不存在的字段 (DropDownPackageOptions)。如果您还发布了 HTML,这将有所帮助。

于 2014-04-25T19:35:09.863 回答