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java - 使用 Javascript 隐藏 HttpUnit 和参数

转载 作者:太空宇宙 更新时间:2023-11-04 14:55:05 24 4
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我正在尝试在 HttpUnit 中编写一些测试用例来测试一个包含大量 Javascript 的网站。 HttpUnit 工作得很好 - 前提是我通过 HttpUnitOptions.setJavaScriptEnabled(false) 禁用了 Javascript!

但是,我正在测试的网站有许多字段被隐藏,直到填充某些其他字段 - 我怀疑这一定是 Javascript,但我不确定,因为我无权访问网站源代码,只是原始的 html。这给我带来了一个困境 - 我无法使用 HttpUnit 来填充我需要的所有字段,因为在填充之前的字段之前,html 中会丢失其中一些字段。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一个下拉菜单 B。

我不确定到底是什么导致了这个问题 - 我几乎没有 Javascript 经验,所以我不确定这是否是 Javascript 问题。但我非常想将数据输入到这些隐藏字段中。有什么建议吗?

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());
}
}

下面是运行此代码时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,这是初次提交后的 html 文件。第一次提交之前和之后的 html 唯一的区别是首次提交之前缺少 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>
...

最佳答案

似乎您的代码引用了表单中不存在的字段(DropDown 包选项)。如果您还发布了 HTML,将会有所帮助。

关于java - 使用 Javascript 隐藏 HttpUnit 和参数,我们在Stack Overflow上找到一个类似的问题: https://stackoverflow.com/questions/23301460/

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