struts2-uel-plugin/src/test/java/org/apache/struts2/uelplugin/JuelMethodInvocationTest.java

package org.apache.struts2.uelplugin;

import com.opensymphony.xwork2.ActionContext;
import com.opensymphony.xwork2.XWorkTestCase;
import com.opensymphony.xwork2.conversion.impl.XWorkConverter;
import com.opensymphony.xwork2.util.CompoundRoot;
import org.apache.struts2.ServletActionContext;
import org.apache.struts2.uelplugin.UelServletContextListener;
import org.springframework.mock.web.MockServletContext;

import javax.servlet.ServletContextEvent;
import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;


public class JuelMethodInvocationTest extends AbstractUelBaseTest {
    public void testBasicMethods() throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
        assertEquals("text", stack.findValue("${' text '.trim()}"));
        assertEquals(3, stack.findValue("${'123'.length()}"));
    }

    public void testMethodsWithParams() throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
        assertEquals('2', stack.findValue("${'123'.charAt(1)}"));
        assertEquals("123456", stack.findValue("${'123'.concat('456')}"));
    }

    public void testMethodsWithParamsAndContextReference() throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
        stack.getContext().put("s0", "Lex");
        stack.getContext().put("s1", "Luthor");
        assertEquals("Lex Luthor", stack.findValue("${#s0.concat(' ').concat(#s1)}"));
    }
}