/*
 * FormulaFunction_LeftTest.java
 * JUnit based test
 *
 * Created on August 9, 2006, 9:50 AM
 */

package com.accountingenhancements.formula;

import com.accountingenhancements.common.SupportParameters;
import junit.framework.*;
import java.text.ParseException;
import java.util.HashMap;

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

    protected void setUp() throws Exception {
    }

    protected void tearDown() throws Exception {
    }

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

    /**
     * Test of solve method, of class com.accountingenhancements.formula.FormulaFunction_Left.
     */
    public void testFunction() throws Exception {
        System.out.println("function");
        
        FormulaVariableList variableList = null;
        int iteration = 0;
        SupportParameters supportParameters = null;
        FormulaFunctionList functionList = null;
        int resolveEverythingAboveLevel = 0;
        FormulaFunction instance = new FormulaFunction_Left(new FormulaVariable("","Left(\"Hi There\",5)",0,true));
        
        String expResult = "Hi Th";
        FormulaVariable result = instance.function(variableList, iteration, supportParameters, functionList, resolveEverythingAboveLevel);
        assertEquals(expResult, result.getString());
        
        instance = new FormulaFunction_Left(new FormulaVariable("","Left(\"Hi There\",30)",0,true));
        expResult = "Hi There";
        result = instance.function(variableList, iteration, supportParameters, functionList, resolveEverythingAboveLevel);
        assertEquals(expResult, result.getString());
        instance = new FormulaFunction_Left(new FormulaVariable("","Left(\"Hi There\",0)",0,true));
        expResult = "";
        result = instance.function(variableList, iteration, supportParameters, functionList, resolveEverythingAboveLevel);
        assertEquals(expResult, result.getString());
        
    }

    /**
     * Test of getName method, of class com.accountingenhancements.formula.FormulaFunction_Left.
     */
    public void testGetName()throws Exception {
        System.out.println("getName");
        Class thisClass = Class.forName("com.accountingenhancements.formula.FormulaFunction_Left");
        String expResult = "Left";
        String result = (String)thisClass.getMethod("getName").invoke(thisClass);
        assertTrue("Was: <"+result+"> Expected: <"+expResult+">",expResult.equals(result));
    }

    /**
     * Test of getRequiredSupportParameters method, of class com.accountingenhancements.formula.FormulaFunction_Left.
     */
    public void testGetRequiredSupportParameters()throws Exception {
        System.out.println("getRequiredSupportParameters");
        
        String[][] result = FormulaFunction_Left.getRequiredSupportParameters();
        assertEquals(0, result.length);
        
    }

    /**
     * Test of getRequiredFormulaVariables method, of class com.accountingenhancements.formula.FormulaFunction_Left.
     */
    public void testGetRequiredFormulaVariables()throws Exception {
        System.out.println("getRequiredFormulaVariables");
        
        String[][] result = FormulaFunction_Left.getRequiredFormulaVariables();
        assertEquals(0, result.length);
        
    }

    /**
     * Test of getRequiredArguments method, of class com.accountingenhancements.formula.FormulaFunction_Left.
     */
    public void testGetRequiredArguments()throws Exception {
        System.out.println("getRequiredArguments");
        
        String expResult = null;
        String[][] result = FormulaFunction_Left.getRequiredArguments();
        assertEquals(2,result.length);
        assertEquals(2,result[0].length);
        assertEquals(2,result[1].length);
        expResult="ARG1: The source String from which the left side is to be returned";
        assertEquals(expResult,result[0][0]);
        expResult="TYPE_?";
        assertEquals(expResult,result[0][1]);
        expResult="ARG2: The size of result to return. If the source is less than this size, then the source size will be returned";
        assertEquals(expResult,result[1][0]);
        expResult="TYPE_LONG";
        assertEquals(expResult,result[1][1]);
    }
    
    /**
     * Test of getReturnValueDescription method, of class com.accountingenhancements.formula.FormulaFunction_IIF.
     */
    public void testGetReturnValueDescription()throws Exception {
        System.out.println("getReturnValueDescription");
        String[] returnValueDescription = {"Left portion of ARG1, the size of which is no greater than specified in ARG2","TYPE_STRING"};
        assertEquals(returnValueDescription[0],FormulaFunction_Left.getReturnValueDescription()[0]);
        assertEquals(returnValueDescription[1],FormulaFunction_Left.getReturnValueDescription()[1]);
        
    }
    
}