xworkconvertertest.java

在Struts2中的jar包xwork的源代码.版本为2.0.7

/*
 * Copyright (c) 2002-2003 by OpenSymphony
 * All rights reserved.
 */
package com.opensymphony.xwork2.util;

import com.opensymphony.xwork2.*;
import com.opensymphony.xwork2.config.ConfigurationManager;
import com.opensymphony.xwork2.test.ModelDrivenAction2;
import com.opensymphony.xwork2.test.User;

import ognl.OgnlException;
import ognl.OgnlRuntime;

import java.math.BigDecimal;
import java.math.BigInteger;
import java.sql.Timestamp;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.*;


/**
 * @author $Author: rainerh $
 * @version $Revision: 1566 $
 */
public class XWorkConverterTest extends XWorkTestCase {

    Map context;
    XWorkConverter converter;

//    public void testConversionToSetKeepsOriginalSetAndReplacesContents() {
//        ValueStack stack = ValueStackFactory.getFactory().createValueStack();
//
//        Map stackContext = stack.getContext();
//        stackContext.put(InstantiatingNullHandler.CREATE_NULL_OBJECTS, Boolean.TRUE);
//        stackContext.put(XWorkMethodAccessor.DENY_METHOD_EXECUTION, Boolean.TRUE);
//        stackContext.put(XWorkConverter.REPORT_CONVERSION_ERRORS, Boolean.TRUE);
//
//        String[] param = new String[] {"abc", "def", "ghi"};
//        List paramList = Arrays.asList(param);
//
//        List originalList = new ArrayList();
//        originalList.add("jkl");
//        originalList.add("mno");
//
//        User user = new User();
//        user.setList(originalList);
//        stack.push(user);
//
//        stack.setValue("list", param);
//
//        List userList = user.getList();
//        assertEquals(3,userList.size());
//        assertEquals(paramList,userList);
//        assertSame(originalList,userList);
//    }

    public void testArrayToNumberConversion() {
        String[] value = new String[]{"12345"};
        assertEquals(new Integer(12345), converter.convertValue(context, null, null, null, value, Integer.class));
        assertEquals(new Long(12345), converter.convertValue(context, null, null, null, value, Long.class));
        value[0] = "123.45";
        assertEquals(new Float(123.45), converter.convertValue(context, null, null, null, value, Float.class));
        assertEquals(new Double(123.45), converter.convertValue(context, null, null, null, value, Double.class));
        value[0] = "1234567890123456789012345678901234567890";
        assertEquals(new BigInteger(value[0]), converter.convertValue(context, null, null, null, value, BigInteger.class));
        value[0] = "1234567890123456789.012345678901234567890";
        assertEquals(new BigDecimal(value[0]), converter.convertValue(context, null, null, null, value, BigDecimal.class));
    }

    public void testDateConversion() throws ParseException {
        java.sql.Date sqlDate = new java.sql.Date(System.currentTimeMillis());
        assertEquals(sqlDate, converter.convertValue(context, null, null, null, sqlDate, Date.class));

        SimpleDateFormat format = new SimpleDateFormat("MM/dd/yyyy hh:mm:ss");
        Date date = format.parse("01/10/2001 00:00:00");

        SimpleDateFormat formatt = new SimpleDateFormat("hh:mm:ss");
        java.sql.Time datet = new java.sql.Time(formatt.parse("10:11:12").getTime());

        String dateStr = (String) converter.convertValue(context, null, null, null, date, String.class);
        String datetStr = (String) converter.convertValue(context, null, null, null, datet, String.class);

        Date date2 = (Date) converter.convertValue(context, null, null, null, dateStr, Date.class);
        assertEquals(date, date2);
        java.sql.Date date3 = (java.sql.Date) converter.convertValue(context, null, null, null, dateStr, java.sql.Date.class);
        assertEquals(date, date3);
        java.sql.Timestamp ts = (java.sql.Timestamp) converter.convertValue(context, null, null, null, dateStr, java.sql.Timestamp.class);
        assertEquals(date, ts);
        java.sql.Time time1 = (java.sql.Time) converter.convertValue(context, null, null, null, datetStr, java.sql.Time.class);
        assertEquals(datet, time1);
    }

    public void testFieldErrorMessageAddedForComplexProperty() {
        SimpleAction action = new SimpleAction();
        action.setBean(new TestBean());

        ValueStack stack = ValueStackFactory.getFactory().createValueStack();
        stack.push(action);

        Map ognlStackContext = stack.getContext();
        ognlStackContext.put(XWorkConverter.REPORT_CONVERSION_ERRORS, Boolean.TRUE);
        ognlStackContext.put(XWorkConverter.CONVERSION_PROPERTY_FULLNAME, "bean.birth");

        String[] value = new String[]{"invalid date"};
        assertEquals("Conversion should have failed.", OgnlRuntime.NoConversionPossible, converter.convertValue(ognlStackContext, action.getBean(), null, "birth", value, Date.class));
        stack.pop();

        Map conversionErrors = (Map) stack.getContext().get(ActionContext.CONVERSION_ERRORS);
        assertNotNull(conversionErrors);
        assertTrue(conversionErrors.size() == 1);
        assertEquals(value, conversionErrors.get("bean.birth"));
    }

    public void testFieldErrorMessageAddedWhenConversionFails() {
        SimpleAction action = new SimpleAction();
        action.setDate(null);

        ValueStack stack = ValueStackFactory.getFactory().createValueStack();
        stack.push(action);

        Map ognlStackContext = stack.getContext();
        ognlStackContext.put(XWorkConverter.REPORT_CONVERSION_ERRORS, Boolean.TRUE);

        String[] value = new String[]{"invalid date"};
        assertEquals("Conversion should have failed.", OgnlRuntime.NoConversionPossible, converter.convertValue(ognlStackContext, action, null, "date", value, Date.class));
        stack.pop();

        Map conversionErrors = (Map) ognlStackContext.get(ActionContext.CONVERSION_ERRORS);
        assertNotNull(conversionErrors);
        assertEquals(1, conversionErrors.size());
        assertNotNull(conversionErrors.get("date"));
        assertEquals(value, conversionErrors.get("date"));
    }

    public void testFieldErrorMessageAddedWhenConversionFailsOnModelDriven() {
        ModelDrivenAction action = new ModelDrivenAction();
        ValueStack stack = ValueStackFactory.getFactory().createValueStack();
        stack.push(action);
        stack.push(action.getModel());

        Map ognlStackContext = stack.getContext();
        ognlStackContext.put(XWorkConverter.REPORT_CONVERSION_ERRORS, Boolean.TRUE);

        String[] value = new String[]{"invalid date"};
        assertEquals("Conversion should have failed.", OgnlRuntime.NoConversionPossible, converter.convertValue(ognlStackContext, action, null, "birth", value, Date.class));
        stack.pop();
        stack.pop();

        Map conversionErrors = (Map) ognlStackContext.get(ActionContext.CONVERSION_ERRORS);
        assertNotNull(conversionErrors);
        assertEquals(1, conversionErrors.size());
        assertNotNull(conversionErrors.get("birth"));
        assertEquals(value, conversionErrors.get("birth"));
    }

    public void testDateStrictConversion() throws Exception {
        // see XW-341
        String dateStr = "13/01/2005"; // us date format is used in context
        Object res = converter.convertValue(context, null, null, null, dateStr, Date.class);
        assertEquals(res, OgnlRuntime.NoConversionPossible);

        dateStr = "02/30/2005"; // us date format is used in context
        res = converter.convertValue(context, null, null, null, dateStr, Date.class);
        assertEquals(res, OgnlRuntime.NoConversionPossible);

        // and test a date that is passable
        SimpleDateFormat format = new SimpleDateFormat("MM/dd/yyyy");
        dateStr = "12/31/2005"; // us date format
        res = converter.convertValue(context, null, null, null, dateStr, Date.class);
        Date date = format.parse(dateStr);
        assertNotSame(res, OgnlRuntime.NoConversionPossible);
        assertEquals(date, res);
    }


    public void testFindConversionErrorMessage() {
        ModelDrivenAction action = new ModelDrivenAction();
        ValueStack stack = ValueStackFactory.getFactory().createValueStack();
        stack.push(action);
        stack.push(action.getModel());

        String message = XWorkConverter.getConversionErrorMessage("birth", stack);
        assertNotNull(message);
        assertEquals("Invalid date for birth.", message);

        message = XWorkConverter.getConversionErrorMessage("foo", stack);
        assertNotNull(message);
        assertEquals("Invalid field value for field \"foo\".", message);
    }

    public void testFindConversionMappingForInterface() {
        ModelDrivenAction2 action = new ModelDrivenAction2();
        ValueStack stack = ValueStackFactory.getFactory().createValueStack();
        stack.push(action);
        stack.push(action.getModel());

        Map ognlStackContext = stack.getContext();
        ognlStackContext.put(XWorkConverter.REPORT_CONVERSION_ERRORS, Boolean.TRUE);

        String value = "asdf:123";
        Object o = converter.convertValue(ognlStackContext, action.getModel(), null, "barObj", value, Bar.class);
        assertNotNull(o);
        assertTrue(o instanceof Bar);