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

                                  "<B>Enter the name 'master': <Input type=TEXT Name=name></B>" +
                                  "</td><td><Input type=Radio name=sex value=male>Masculine" +
                                  "</td><td><Input type=Radio name=sex value=female checked>Feminine" +
                                  "</td><td><Input type=Radio name=sex value=neuter>Neither" +
                                  "<Input type=submit value = \"Log in\"></tr></table>" +
                                  "</form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );

        WebForm form = page.getForms()[0];
        String[] parameterNames = form.getParameterNames();
        assertEquals( "Number of parameters", 2, parameterNames.length );
        assertMatchingSet( "parameter names", new String[] { "name","sex" }, parameterNames );
        assertEquals( "Default name", "", form.getParameterValue( "name" ) );
        assertEquals( "Default sex", "female", form.getParameterValue( "sex" ) );

        form.setParameter( "sex", "neuter" );
        assertEquals( "New value for sex", "neuter", form.getParameterValue( "sex" ) );

        try {
            form.setParameter( "sex", "illegal" );
            fail( "Should have rejected change to radio parameter 'sex'" );
        } catch (IllegalRequestParameterException e) {
        }
        assertEquals( "Preserved value for sex", "neuter", form.getParameterValue( "sex" ) );

        form.reset();
        assertEquals( "Reverted value", "female", form.getParameterValue( "sex" ) );
    }


    public void testSelect() throws Exception {
        defineWebPage( "Default", "<form method=POST action = \"/servlet/Login\">" +
                                  "<Select name=color><Option>blue<Option selected>red \n" +
                                  "<Option>green</select>" +
                                  "<TextArea name=\"text\">Sample text</TextArea>" +
                                  "<Input type=submit></form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );

        WebForm form = page.getForms()[0];
        String[] parameterNames = form.getParameterNames();
        assertEquals( "Number of parameters", 2, parameterNames.length );
        assertEquals( "Default color", "red", form.getParameterValue( "color" ) );
        assertEquals( "Default text",  "Sample text", form.getParameterValue( "text" ) );
        WebRequest request = form.getRequest();
        assertEquals( "Submitted color", "red", request.getParameter( "color" ) );
        assertEquals( "Submitted text",  "Sample text", request.getParameter( "text" ) );

        form.setParameter( "color", "green" );
        assertEquals( "New select value", "green", form.getParameterValue( "color" ) );

        try {
            form.setParameter( "color", new String[] { "green", "red" } );
            fail( "Should have rejected set with multiple values" );
        } catch (IllegalRequestParameterException e) {
        }

        form.setParameter( "color", "green" );
        assertEquals( "Pre-reset color", "green", form.getParameterValue( "color" ) );
        form.reset();
        assertEquals( "Reverted color", "red", form.getParameterValue( "color" ) );
    }


    public void testSizedSelect() throws Exception {
        defineWebPage( "Default", "<form method=POST action = '/servlet/Login'>" +
                                  "<Select name=poems><Option>limerick<Option>haiku</select>" +
                                  "<Select name=songs size=2><Option>aria<Option>folk</select>" +
                                  "<Input type=submit></form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );

        WebForm form = page.getForms()[0];
        assertEquals( "Default poem", "limerick", form.getParameterValue( "poems" ) );
        assertNull( "Default song should be null",  form.getParameterValue( "songs" ) );
    }


    public void testSingleSelectParameterOrdering() throws Exception {
        StringBuffer sb = new StringBuffer( "<form action='sendIt' id='theform'>" );
        for (int i= 0; i < 4; i++) {
            sb.append( "<select name='enabled'><option value='true'>Enabled<option value='false' selected>Disabled</select>" );
        }
        sb.append( "</form>" );

        defineWebPage( "OnCommand", sb.toString() );

        WebConversation wc = new WebConversation();
        WebResponse response = wc.getResponse( getHostPath() + "/OnCommand.html" );
        WebForm form = response.getFormWithID( "theform" );
        form.setParameter( "enabled", new String[] { "true", "false", "false", "true" } );
        WebRequest request = form.getRequest();
        assertEquals( "request", getHostPath() + "/sendIt?enabled=true&enabled=false&enabled=false&enabled=true", request.getURL().toExternalForm() );
    }


    public void testMultiSelect() throws Exception {
        defineWebPage( "Default", "<form method=GET action = \"/ask\">" +
                                  "<Select multiple size=4 name=colors>" +
                                  "<Option>blue<Option selected>red \n" +
                                  "<Option>green<Option value=\"pink\" selected>salmon</select>" +
                                  "<Input type=submit></form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );
        WebForm form = page.getForms()[0];
        String[] parameterNames = form.getParameterNames();
        assertEquals( "num parameters", 1, parameterNames.length );
        assertEquals( "parameter name", "colors", parameterNames[0] );
        assertTrue( "Found extraneous values for unknown parameter 'magic'", form.getParameterValues( "magic" ).length == 0 );
        assertMatchingSet( "Select defaults", new String[] { "red", "pink" }, form.getParameterValues( "colors" ) );
        assertMatchingSet( "Select options", new String[] { "blue", "red", "green", "salmon" }, form.getOptions( "colors" ) );
        assertEquals( "Select values", new String[] { "blue", "red", "green", "pink" }, form.getOptionValues( "colors" ) );
        WebRequest request = form.getRequest();
        assertMatchingSet( "Request defaults", new String[] { "red", "pink" }, request.getParameterValues( "colors" ) );
        assertEquals( "URL", getHostPath() + "/ask?colors=red&colors=pink", request.getURL().toExternalForm() );


        form.setParameter( "colors", "green" );
        assertEquals( "New select value", new String[] { "green" }, form.getParameterValues( "colors" ) );
        form.setParameter( "colors", new String[] { "blue", "pink" } );
        assertEquals( "New select value", new String[] { "blue", "pink" }, form.getParameterValues( "colors" ) );

        try {
            form.setParameter( "colors", new String[] { "red", "colors" } );
            fail( "Should have rejected set with bad values" );
        } catch (IllegalRequestParameterException e) {
        }

        form.reset();
        assertMatchingSet( "Reverted colors", new String[] { "red", "pink" }, form.getParameterValues( "colors" ) );
    }


    public void testUnspecifiedDefaults() throws Exception {
        defineWebPage( "Default", "<form method=GET action = \"/ask\">" +
                                  "<Select name=colors><Option>blue<Option>red</Select>" +
                                  "<Select name=fish><Option value=red>snapper<Option value=pink>salmon</select>" +
                                  "<Select name=media multiple size=2><Option>TV<Option>Radio</select>" +
                                  "<Input type=submit></form>" );

        WebResponse page = _wc.getResponse( getHostPath() + "/Default.html" );

        WebForm form = page.getForms()[0];
         assertEquals( "inferred color default", "blue", form.getParameterValue( "colors" ) );
        assertEquals( "inferred fish default", "red", form.getParameterValue( "fish" ) );
        assertMatchingSet( "inferred media default", new String[0], form.getParameterValues( "media" ) );

        WebRequest request = form.getRequest();
        assertEquals( "inferred color request", "blue", request.getParameter( "colors" ) );
        assertEquals( "inferred fish request",  "red", request.getParameter( "fish" ) );
        assertMatchingSet( "inferred media default", new String[0], request.getParameterValues( "media" ) );
    }


    public void testCheckboxControls() throws Exception {
        defineWebPage( "Default", "<form method=GET action = \"/ask\">" +
                                  "<Input type=checkbox name=ready value=yes checked>" +
                                  "<Input type=checkbox name=color value=red checked>" +
                                  "<Input type=checkbox name=color value=blue checked>" +
                                  "<Input type=checkbox name=gender value=male checked>" +
                                  "<Input type=checkbox name=gender value=female>" +
                                  "<Input type=submit></form>" );

        WebResponse response = _wc.getResponse( getHostPath() + "/Default.html" );
        assertNotNull( response.getForms() );
        assertEquals( "Num forms in page", 1, response.getForms().length );
        WebForm form = response.getForms()[0];
        assertEquals( "ready state", "yes", form.getParameterValue( "ready" ) );
        assertMatchingSet( "default genders allowed", new String[] { "male" }, form.getParameterValues( "gender" ) );
        assertMatchingSet( "default colors", new String[] { "red", "blue" }, form.getParameterValues( "color" ) );

        form.setParameter( "color", "red" );
        assertMatchingSet( "modified colors", new String[] { "red" }, form.getParameterValues( "color" ) );
        try {
            form.setParameter( "color", new String[] { "red", "purple" } );
            fail( "Should have rejected set with bad values" );
        } catch (IllegalRequestParameterException e) {
        }

        form.reset();
        assertMatchingSet( "reverted colors", new String[] { "red", "blue" }, form.getParameterValues( "color" ) );
    }


    public void testGetWithQueryString() throws Exception {
        defineResource( "QueryForm.html",
                        "<html><head></head>" +
                        "<form method=GET action=\"SayHello?speed=fast\">" +
                        "<input type=text name=name><input type=submit></form></body></html>" );
        defineResource( "SayHello?speed=fast&name=me", new PseudoServlet() {
            public WebResource getGetResponse() {
                WebResource result = new WebResource( "<html><body><table><tr><td>Hello, there" +
                                                      "</td></tr></table></body></html>" );
                return result;
            }
        } );

        WebConversation wc = new WebConversation();
        WebResponse formPage = wc.getResponse( getHostPath() + "/QueryForm.html" );
        WebForm form = formPage.getForms()[0];
        form.setParameter( "name", "me" );
        WebRequest request = form.getRequest();
        assertEquals( "Request URL", getHostPath() + "/SayHello?speed=fast&name=me", request.getURL().toExternalForm() );

        WebResponse answer = wc.getResponse( request );
        String[][] cells = answer.getTables()[0].asText();

        assertEquals( "Message", "Hello, there", cells[0][0] );
    }


    public void testPostWithQueryString() throws Exception {
        defineResource( "QueryForm.html",
                        "<html><head></head>" +
                        "<form method=POST action=\"SayHello?speed=fast\">" +
                        "<input type=text name=name><input type=submit></form></body></html>" );
        defineResource( "SayHello?speed=fast", new PseudoServlet() {
            public WebResource getPostResponse() {
                WebResource result = new WebResource( "<html><body><table><tr><td>Hello, there" +
                                                      "</td></tr></table></body></html>" );
                return result;
            }
        } );

        WebConversation wc = new WebConversation();
        WebResponse formPage = wc.getResponse( getHostPath() + "/QueryForm.html" );
        WebForm form = formPage.getForms()[0];
        WebRequest request = form.getRequest();
        request.setParameter( "name", "Charlie" );
        assertEquals( "Request URL", getHostPath() + "/SayHello?speed=fast", request.getURL().toExternalForm() );

        WebResponse answer = wc.getResponse( request );
        String[][] cells = answer.getTables()[0].asText();

        assertEquals( "Message", "Hello, there", cells[0][0] );
    }


    public void testPostWithEmbeddedSpace() throws Exception {
        String sessionID = "/ID=03.019c010101010001.00000001.a202000000000019. 0d09";
        defineResource( "login", "redirectoring", HttpURLConnection.HTTP_MOVED_PERM );
        super.addResourceHeader( "login", "Location: " + getHostPath() + sessionID + "/login" );
        defineResource( sessionID + "/login",
                        "<html><head></head>" +
                        "<form method=POST action='SayHello'>" +
                        "<input type=text name=name><input type=submit></form></body></html>" );
        defineResource( sessionID + "/SayHello", new PseudoServlet() {
            public WebResource getPostResponse() {
                return new WebResource( "<html><body><table><tr><td>Hello, there</td></tr></table></body></html>" );
            }
        } );

        WebConversation wc = new WebConversation();
        WebResponse formPage = wc.getResponse( getHostPath() + "/login" );
        WebForm form = formPage.getForms()[0];
        WebRequest request = form.getRequest();
        request.setParameter( "name", "Charlie" );

        WebResponse answer = wc.getResponse( request );
        String[][] cells = answer.getTables()[0].asText();

        assertEquals( "Message", "Hello, there", cells[0][0] );
    }


    private WebConversation _wc;
}