webformtest.java

这是远程web服务调用的一个包,可以将JSP直接作为服务

package com.meterware.httpunit;
/********************************************************************************************************************
* $Id: WebFormTest.java,v 1.33 2004/07/11 03:11:32 russgold Exp $
*
* Copyright (c) 2000-2002, Russell Gold
*
* Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated
* documentation files (the "Software"), to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and
* to permit persons to whom the Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all copies or substantial portions
* of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO
* THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF
* CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
*******************************************************************************************************************/
import com.meterware.pseudoserver.PseudoServlet;
import com.meterware.pseudoserver.WebResource;

import java.net.HttpURLConnection;
import java.io.IOException;

import junit.framework.Test;
import junit.framework.TestSuite;
import org.xml.sax.SAXException;


/**
 * A test of the web form functionality.
 **/
public class WebFormTest extends HttpUnitTest {

    public static void main(String args[]) {
        junit.textui.TestRunner.run( suite() );
    }


    public static Test suite() {
        return new TestSuite( WebFormTest.class );
    }


    public WebFormTest( String name ) {
        super( name );
    }


    public void setUp() throws Exception {
        super.setUp();
        _wc = new WebConversation();

        defineWebPage( "OneForm", "<h2>Login required</h2>" +
                                  "<form method=POST action = \"/servlet/Login\"><B>" +
                                  "Enter the name 'master': <Input type=TEXT Name=name></B>" +
                                  "<input type=\"checkbox\" name=first>Disabled" +
                                  "<input type=\"checkbox\" name=second checked>Enabled" +
                                  "<br><Input type=submit value = \"Log in\">" +
                                  "</form>" );
    }


    public void testSubmitFromForm() throws Exception {
        defineWebPage( "Form", "<form method=GET id=main action = 'tryMe'>" +
                              "<Input type=text Name=name>" +
                              "<input type=\"checkbox\" name=second checked>Enabled" +
                              "</form>" );
        defineResource( "/tryMe?name=master&second=on", "You made it!" );
        WebResponse wr = _wc.getResponse( getHostPath() + "/Form.html" );
        WebForm form = wr.getFormWithID( "main" );
        form.setParameter( "name", "master" );
        form.submit();
        assertEquals( "Expected response", "You made it!", _wc.getCurrentPage().getText() );
    }


    public void testAmbiguousSubmitFromForm() throws Exception {
        defineWebPage( "Form", "<form method=GET id=main action = 'tryMe'>" +
                              "<Input type=text Name=name>" +
                              "<input type=\"checkbox\" name=second checked>Enabled" +
                              "<input type='submit' name='left'><input type='submit' name='right'>" +
                              "</form>" );
        defineResource( "/tryMe?name=master&second=on", "You made it!" );
        WebResponse wr = _wc.getResponse( getHostPath() + "/Form.html" );
        WebForm form = wr.getFormWithID( "main" );
        form.setParameter( "name", "master" );
        try {
            form.submit();
            fail( "Should have rejected request as ambiguous" );
        } catch (IllegalRequestParameterException e) {
        }
        WebResponse noButton = form.submitNoButton();
        assertEquals( "Expected response", "You made it!", noButton.getText() );
    }


    public void testSubmitFromButton() throws Exception {
        defineWebPage( "Form", "<form method=GET id=main action = 'tryMe'>" +
                              "<Input type=text Name=name>" +
                              "<input type=\"checkbox\" name=second checked>Enabled" +
                              "<input type=submit name=save value=none>" +
                              "<input type=submit name=save value=all>" +
                              "</form>" );
        defineResource( "/tryMe?name=master&second=on&save=all", "You made it!" );
        WebResponse wr = _wc.getResponse( getHostPath() + "/Form.html" );
        WebForm form = wr.getFormWithID( "main" );
        form.setParameter( "name", "master" );
        SubmitButton button = form.getSubmitButton( "save", "all" );
        button.click();
        assertEquals( "Expected response", "You made it!", _wc.getCurrentPage().getText() );
    }


    public void testSubmitFromPositionalButton() throws Exception {
        defineResource( "ask?age=12&update=name&update.x=5&update.y=15", "You made it!", "text/plain" );
        defineWebPage( "Default", "<form id='form' method=GET action = \"/ask\">" +
                                  "<Input type=text name=age value=12>" +
                                  "<Input type=image name=update value=name src=\"\">" +
                                  "</form>" );
        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );
        SubmitButton button = page.getFormWithID( "form" ).getSubmitButton( "update" );
        button.click( 5, 15 );
        assertEquals( "Result of click", "You made it!", _wc.getCurrentPage().getText() );
    }


    public void testFindNoForm() throws Exception {
        defineWebPage( "NoForms", "This has no forms but it does" +
                                  "have <a href=\"/other.html\">an active link</A>" +
                                  " and <a name=here>an anchor</a>" );

        WebForm[] forms = _wc.getResponse( getHostPath() + "/NoForms.html" ).getForms();
        assertNotNull( forms );
        assertEquals( 0, forms.length );
    }


    public void testFindOneForm() throws Exception {
        WebForm[] forms = _wc.getResponse( getHostPath() + "/OneForm.html" ).getForms();
        assertNotNull( forms );
        assertEquals( 1, forms.length );
    }


    public void testFindFormByName() throws Exception {
        defineWebPage( "Default", "<form name=oneForm method=POST action = \"/servlet/Login\">" +
                                  "<Input name=\"secret\" type=\"hidden\" value=\"surprise\">" +
                                  "<br><Input name=typeless value=nothing>" +
                                  "<B>Enter the name 'master': <Input type=TEXT Name=name></B>" +
                                  "<br><Input type=submit value = \"Log in\">" +
                                  "</form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );
        assertNull( "Found nonexistent form", page.getFormWithName( "nobody" ) );
        assertNotNull( "Did not find named form", page.getFormWithName( "oneform" ) );
    }


    public void testFindFormByID() throws Exception {
        defineWebPage( "Default", "<form id=oneForm method=POST action = \"/servlet/Login\">" +
                                  "<Input name=\"secret\" type=\"hidden\" value=\"surprise\">" +
                                  "<br><Input name=typeless value=nothing>" +
                                  "<B>Enter the name 'master': <Input type=TEXT Name=name></B>" +
                                  "<br><Input type=submit value = \"Log in\">" +
                                  "</form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );
        assertNull( "Found nonexistent form", page.getFormWithID( "nobody" ) );
        assertNotNull( "Did not find specified form", page.getFormWithID( "oneForm" ) );
    }


    public void testFormParameters() throws Exception {
        defineWebPage( "AForm", "<h2>Login required</h2>" +
                                  "<form method=POST action = \"/servlet/Login\"><B>" +
                                  "Enter the name 'master': <textarea Name=name>Something</textarea></B>" +
                                  "<input type=\"checkbox\" name=first>Disabled" +
                                  "<input type=\"checkbox\" name=second checked>Enabled" +
                                  "<input type=textbox name=third value=something>" +
                                  "<br><Input type=submit value = \"Log in\">" +
                                  "</form>" );

        WebForm form = _wc.getResponse( getHostPath() + "/AForm.html" ).getForms()[0];
        String[] parameters = form.getParameterNames();
        assertNotNull( parameters );
        assertMatchingSet( "form parameter names", new String[] { "first", "name", "second", "third" }, parameters );

        assertNull( "First checkbox has a non-null value",  form.getParameterValue( "first" ) );
        assertEquals( "Second checkbox", "on", form.getParameterValue( "second" ) );
        assertNull( "Found extraneous value for unknown parameter 'magic'", form.getParameterValue( "magic" ) );
        assertTrue( "Did not find parameter 'first'", form.hasParameterNamed( "first" ) );
        assertTrue( "Did not find parameter with prefix 'sec'", form.hasParameterStartingWithPrefix( "sec" ) );
        assertTrue( "Did not find parameter with prefix 'nam'", form.hasParameterStartingWithPrefix( "nam" ) );

        assertTrue( "Did not find parameter named 'third'", form.hasParameterNamed( "third" ) );
        assertEquals( "Value of parameter with unknown type", "something", form.getParameterValue( "third" ) );

        assertEquals( "Original text area value", "Something", form.getParameterValue( "name" ) );
        form.setParameter( "name", "Something Else" );
        assertEquals( "Changed text area value", "Something Else", form.getParameterValue( "name" ) );

        form.reset();
        assertEquals( "Reset text area value", "Something", form.getParameterValue( "name" ) );
    }


    public void testFormRequest() throws Exception {
        WebForm form = _wc.getResponse( getHostPath() + "/OneForm.html" ).getForms()[0];
        WebRequest request = form.getRequest();
        request.setParameter( "name", "master" );
        assertTrue( "Should be a post request", !(request instanceof GetMethodWebRequest) );
        assertEquals( getHostPath() + "/servlet/Login", request.getURL().toExternalForm() );
    }


    public void testHiddenParameters() throws Exception {
        defineWebPage( "Default", "<form method=POST action = \"/servlet/Login\">" +
                                  "<Input name=\"secret\" type=\"hidden\" value=\"surprise\">" +
                                  "<br><Input name=typeless value=nothing>" +
                                  "<B>Enter the name 'master': <Input type=TEXT Name=name></B>" +
                                  "<br><Input type=submit value = \"Log in\">" +
                                  "</form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );
        WebForm form = page.getForms()[0];
        assertEquals( 3, form.getParameterNames().length );

        WebRequest request = form.getRequest();
        assertEquals( "surprise", request.getParameter( "secret" ) );
        assertEquals( "nothing", request.getParameter( "typeless" ) );
        form.setParameter( "secret", "surprise" );
        assertEquals( "surprise", request.getParameter( "secret" ) );

        try {
            form.setParameter( "secret", "illegal" );
            fail( "Should have rejected change to hidden parameter 'secret'" );
        } catch (IllegalRequestParameterException e) {
        }

        assertEquals( "surprise", request.getParameter( "secret" ) );
    }


    // XXX turn this back on when the parser handles it properly
    public void notestNullTextValues() throws Exception {
        defineWebPage( "Default", "<form method=POST action = \"/servlet/Login\">" +
                                  "<Input name=\"secret\" type=\"hidden\" value=>" +
                                  "<br><Input name=typeless value=>" +
                                  "<B>Enter the name 'master': <Input type=TEXT Name=name></B>" +
                                  "<br><Input type=submit value = \"Log in\">" +
                                  "</form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );
        WebForm form = page.getForms()[0];
        assertEquals( 3, form.getParameterNames().length );

        WebRequest request = form.getRequest();
        assertEquals( "", request.getParameter( "secret" ) );
        assertEquals( "", request.getParameter( "typeless" ) );
    }


    public void testTableForm() throws Exception {
        defineWebPage( "Default", "<form method=POST action = \"/servlet/Login\">" +
                                  "<table summary=\"\"><tr><td>" +