/*
 * FormulaFunctionListTest.java
 * JUnit based test
 *
 * Created on August 10, 2006, 2:06 PM
 */

package com.accountingenhancements.formula;

import java.text.ParseException;
import junit.framework.*;
import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;

/**
 *
 * @author lofgren
 */
public class FormulaFunctionListTest extends TestCase {
    
    public FormulaFunctionListTest(String testName) {
        super(testName);
    }

    protected void setUp() throws Exception {
    }

    protected void tearDown() throws Exception {
    }

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

    /**
     * Test of addFunction method, of class com.accountingenhancements.formula.FormulaFunctionList.
     */
    public void testAddFunction() {
        System.out.println("addFunction");
        
        Class<? extends FormulaFunction> functionClass = FormulaFunctionListTest_FormulaFunction_Test.class;
        FormulaFunctionList instance = new FormulaFunctionList();
        
        instance.addFunction(functionClass);
        
    }

    /**
     * Test of getFunctionClass method, of class com.accountingenhancements.formula.FormulaFunctionList.
     */
    public void testGetFunctionClass() {
        System.out.println("getFunctionClass");
        
        String functionName=null;
        Class<? extends FormulaFunction> functionClass = FormulaFunctionListTest_FormulaFunction_Test.class;
        FormulaFunctionList instance = new FormulaFunctionList();
        instance.addFunction(functionClass);
        
        functionName = "FormulaFunctionListTest_FormulaFunction_Test";
        Class<? extends FormulaFunction> result = instance.getFunctionClass(functionName);
        assertEquals(functionClass, result);
        
        functionName = "FormulaFunctionListTest_FormulaFunction_Test (a,b,c)";
        result = instance.getFunctionClass(functionName);
        assertEquals(functionClass, result);
        
        functionName = "FormulaFunctionListTest_FormulaFunction_Testing (a,b,c)";
        result = instance.getFunctionClass(functionName);
        assertNull(result);
    }

    /**
     * Test of dropFunction method, of class com.accountingenhancements.formula.FormulaFunctionList.
     */
    public void testDropFunction() {
        System.out.println("dropFunction");
        
        String functionName = "FormulaFunctionListTest_FormulaFunction_Test";
        Class<? extends FormulaFunction> functionClass = FormulaFunctionListTest_FormulaFunction_Test.class;
        FormulaFunctionList instance = new FormulaFunctionList();
        instance.addFunction(functionClass);
        instance.dropFunction(functionName);
        Class<? extends FormulaFunction> result = instance.getFunctionClass(functionName);
        assertNull(result);
        
    }

    /**
     * Test of getFunction method, of class com.accountingenhancements.formula.FormulaFunctionList.
     */
    public void testGetFunction() throws Exception {
        System.out.println("getFunction");
        
        FormulaVariable functionVariable = new FormulaVariable("","IIF(9<8,7,6)",0,true);
        FormulaFunctionList instance = new FormulaFunctionList();
        FormulaFunction result = instance.getFunction(functionVariable);
        assertTrue("Was: <"+result.getClass().getName()+"> Expected: <FormulaFunction_IIF>",FormulaFunction_IIF.class.equals(result.getClass()));
        FormulaVariable resultVariable=result.function(null,0,null,instance,0);
        assertEquals(6,resultVariable.getLong().intValue());
        
        functionVariable = new FormulaVariable("","LCase(\"Hi There\")",0,true);
        instance = new FormulaFunctionList();
        result = instance.getFunction(functionVariable);
        assertTrue("Was: <"+result.getClass().getName()+"> Expected: <FormulaFunction_LCase>",FormulaFunction_LCase.class.equals(result.getClass()));
        resultVariable=result.function(null,0,null,instance,0);
        assertEquals("hi there",resultVariable.toString());
        
        functionVariable = new FormulaVariable("","Left(\"Hi There\",2)",0,true);
        instance = new FormulaFunctionList();
        result = instance.getFunction(functionVariable);
        assertTrue("Was: <"+result.getClass().getName()+"> Expected: <FormulaFunction_Left>",FormulaFunction_Left.class.equals(result.getClass()));
        resultVariable=result.function(null,0,null,instance,0);
        assertEquals("Hi",resultVariable.toString());
        
        functionVariable = new FormulaVariable("","Len(\"Hi There\")",0,true);
        instance = new FormulaFunctionList();
        result = instance.getFunction(functionVariable);
        assertTrue("Was: <"+result.getClass().getName()+"> Expected: <FormulaFunction_Len>",FormulaFunction_Len.class.equals(result.getClass()));
        resultVariable=result.function(null,0,null,instance,0);
        assertEquals(8,resultVariable.getLong().intValue());
        
        functionVariable = new FormulaVariable("","Mid(\"Hi There\",4,2)",0,true);
        instance = new FormulaFunctionList();
        result = instance.getFunction(functionVariable);
        assertTrue("Was: <"+result.getClass().getName()+"> Expected: <FormulaFunction_Mid>",FormulaFunction_Mid.class.equals(result.getClass()));
        resultVariable=result.function(null,0,null,instance,0);
        assertEquals("he",resultVariable.toString());
        
        functionVariable = new FormulaVariable("","Right(\"Hi There\",2)",0,true);
        instance = new FormulaFunctionList();
        result = instance.getFunction(functionVariable);
        assertTrue("Was: <"+result.getClass().getName()+"> Expected: <FormulaFunction_Right>",FormulaFunction_Right.class.equals(result.getClass()));
        resultVariable=result.function(null,0,null,instance,0);
        assertEquals("re",resultVariable.toString());
        
        functionVariable = new FormulaVariable("","UCase(\"Hi There\")",0,true);
        instance = new FormulaFunctionList();
        result = instance.getFunction(functionVariable);
        assertTrue("Was: <"+result.getClass().getName()+"> Expected: <FormulaFunction_UCase>",FormulaFunction_UCase.class.equals(result.getClass()));
        resultVariable=result.function(null,0,null,instance,0);
        assertEquals("HI THERE",resultVariable.toString());
        
        //Test levels
        FormulaVariableList variableList = new FormulaVariableList();
        FormulaVariable val1 = new FormulaVariable("Val1","ABA",1,false);
        FormulaVariable val2 = new FormulaVariable("Val2","ABB",1,false);
        variableList.addVariable(val1);
        variableList.addVariable(val2);
        functionVariable = new FormulaVariable("","IIF(Val1<Val2,\"Val1 is Less\",\"Val2 is Less\")",0,true);
        result = instance.getFunction(functionVariable);
        assertTrue("Was: <"+result.getClass().getName()+"> Expected: <FormulaFunction_IIF>",FormulaFunction_IIF.class.equals(result.getClass()));
        resultVariable=result.function(variableList,0,null,instance,0);
        assertEquals("Val1 is Less",resultVariable.toString());
        val1.setValue("ABC");
        resultVariable=result.function(variableList,0,null,instance,1); //Shouldn't recalculate since this level matches variable levels
        assertEquals("Val1 is Less",resultVariable.toString());
        resultVariable=result.function(variableList,0,null,instance,0); //Should now recalculate
        assertEquals("Val2 is Less",resultVariable.toString());
        
        
    }
    
    
}

class FormulaFunctionListTest_FormulaFunction_Test extends FormulaFunction{
        public FormulaFunctionListTest_FormulaFunction_Test() throws ParseException{
            super("");
        }
        public static String getName(){return "FormulaFunctionListTest_FormulaFunction_Test";}
    }