/*
 * $RCSFile$
 *
 * Created on 07.01.2010
 * for Project:
 * by steins
 *
 * (C) 2005-2006 by
 */
package gui;

//import gui.CalculatorFrame;

import static org.loadui.testfx.Assertions.verifyThat;
import static org.loadui.testfx.controls.Commons.hasText;

import java.io.IOException;

import javafx.fxml.FXMLLoader;
import javafx.scene.Parent;
import javafx.scene.control.Button;

import org.junit.Test;
import org.loadui.testfx.GuiTest;

public class CalculatorTest extends GuiTest
{
   @Override
   public Parent getRootNode()
   {
      try
      {
         return FXMLLoader.load(CalculatorTest.class
               .getResource("/de/fhswf/in/inf/upnfx/view/MainView.fxml"));
      }
      catch (IOException e)
      {
         throw new IllegalStateException(e);
      }
   }

   @Test
   public void testNullAndComma()
   {
      Button button = find("#0");
      click(button);
      click(button);
      button = find("#,");
      click(button);
      click(button);
      button = find("#0");
      click(button);
      click(button);
      button = find("#1");
      click(button);
      verifyThat("#display", hasText("0.001"));
   }

   @Test
   public void testClx()
   {
      Button button = find("#1");
      click(button);
      button = find("#2");
      click(button);
      button = find("#3");
      click(button);
      button = find("#ENT");
      click(button);
      verifyThat("#display", hasText("123.0"));
      button = find("#4");
      click(button);
      button = find("#5");
      click(button);
      button = find("#6");
      click(button);
      verifyThat("#display", hasText("456"));
      button = find("#CLX");
      click(button);
      verifyThat("#display", hasText("123.0"));
      click(button);
      verifyThat("#display", hasText(""));
   }

   @Test
   public void testClr()
   {
      Button button = find("#1");
      click(button);
      button = find("#2");
      click(button);
      button = find("#3");
      click(button);
      button = find("#ENT");
      click(button);
      verifyThat("#display", hasText("123.0"));
      button = find("#4");
      click(button);
      button = find("#5");
      click(button);
      button = find("#6");
      click(button);
      verifyThat("#display", hasText("456"));
      button = find("#CLR");
      click(button);
      verifyThat("#display", hasText(""));
   }

   @Test
   public void testSwapXY()
   {
      Button button = find("#1");
      click(button);
      button = find("#2");
      click(button);
      button = find("#3");
      click(button);
      button = find("#ENT");
      click(button);
      verifyThat("#display", hasText("123.0"));
      button = find("#4");
      click(button);
      button = find("#5");
      click(button);
      button = find("#6");
      click(button);
      verifyThat("#display", hasText("456"));
      button = find("#SwapXY");
      click(button);
      verifyThat("#display", hasText("123.0"));
      click(button);
      verifyThat("#display", hasText("456.0"));
   }

   @Test
   public void testLstX()
   {
      Button button = find("#1");
      click(button);
      button = find("#0");
      click(button);
      click(button);
      button = find("#ENT");
      click(button);
      verifyThat("#display", hasText("100.0"));
      button = find("#2");
      click(button);
      button = find("#0");
      click(button);
      click(button);
      verifyThat("#display", hasText("200"));
      button = find("#+");
      click(button);
      verifyThat("#display", hasText("300.0"));
      button = find("#LstX");
      click(button);
      verifyThat("#display", hasText("200.0"));
      button = find("#+");
      click(button);
      verifyThat("#display", hasText("500.0"));
   }

   @Test
   public void testSqr()
   {
      Button button = find("#9");
      click(button);
      button = find("#SQR");
      click(button);
      verifyThat("#display", hasText("3.0"));
   }

   @Test
   public void testYhochX()
   {
      Button button = find("#2");
      click(button);
      button = find("#ENT");
      click(button);
      verifyThat("#display", hasText("2.0"));
      button = find("#3");
      click(button);
      verifyThat("#display", hasText("3"));
      button = find("#YhochX");
      click(button);
      verifyThat("#display", hasText("8.0"));
      click(button);
      verifyThat("#display", hasText("8.0"));
   }

   @Test
   public void test1div0()
   {
      Button button = find("#0");
      click(button);
      button = find("#ENT");
      click(button);
      verifyThat("#display", hasText("0.0"));
      button = find("#1divX");
      click(button);
      verifyThat("#display", hasText(""));
   }

   @Test
   public void test1divX()
   {
      Button button = find("#2");
      click(button);
      verifyThat("#display", hasText("2"));
      button = find("#1divX");
      click(button);
      verifyThat("#display", hasText("0.5"));
   }

   @Test
   public void testInverseNoEnt()
   {
      Button button = find("#2");
      click(button);
      verifyThat("#display", hasText("2"));
      button = find("#+-");
      click(button);
      verifyThat("#display", hasText("-2"));
   }

   @Test
   public void testInverseWithEnt()
   {
      Button button = find("#2");
      click(button);
      button = find("#ENT");
      click(button);
      verifyThat("#display", hasText("2.0"));
      button = find("#+-");
      click(button);
      verifyThat("#display", hasText("-2.0"));
   }

   @Test
   public void testLn()
   {
      String strE = Double.toString(Math.E);
      Button button;

      for (int i = 0; i < strE.length(); ++i)
      {
         button = find(("#" + strE.charAt(i)).replace(".", ","));
         click(button);
      }
      button = find("#LN");
      click(button);
      verifyThat("#display", hasText(Double.toString(Math.log(Math.E))));
   }

   @Test
   public void testSin()
   {
      String strPi = Double.toString(Math.PI);
      Button button;

      for (int i = 0; i < strPi.length(); ++i)
      {
         button = find(("#" + strPi.charAt(i)).replace(".", ","));
         click(button);
      }
      button = find("#SIN");
      click(button);
      verifyThat("#display", hasText(Double.toString(Math.sin(Math.PI))));
   }

   @Test
   public void testCos()
   {
      String strPi = Double.toString(Math.PI);
      Button button;

      for (int i = 0; i < strPi.length(); ++i)
      {
         button = find(("#" + strPi.charAt(i)).replace(".", ","));
         click(button);
      }
      button = find("#COS");
      click(button);
      verifyThat("#display", hasText(Double.toString(Math.cos(Math.PI))));
   }

   @Test
   public void testTan()
   {
      String strPi = Double.toString(Math.PI);
      Button button;

      for (int i = 0; i < strPi.length(); ++i)
      {
         button = find(("#" + strPi.charAt(i)).replace(".", ","));
         click(button);
      }
      button = find("#TAN");
      click(button);
      verifyThat("#display", hasText(Double.toString(Math.tan(Math.PI))));
   }

   @Test
   public void testNumbers()
   {
      Button button = find("#0");
      click(button);
      button = find("#1");
      click(button);
      button = find("#2");
      click(button);
      button = find("#3");
      click(button);
      button = find("#4");
      click(button);
      button = find("#5");
      click(button);
      button = find("#6");
      click(button);
      button = find("#7");
      click(button);
      button = find("#8");
      click(button);
      button = find("#9");
      click(button);
      verifyThat("#display", hasText("123456789"));
   }

   @Test
   public void testAdd()
   {
      Button button = find("#1");
      click(button);
      button = find("#ENT");
      click(button);
      button = find("#2");
      click(button);
      button = find("#+");
      click(button);
      verifyThat("#display", hasText("3.0"));
   }

   @Test
   public void testSub()
   {
      Button button = find("#1");
      click(button);
      button = find("#ENT");
      click(button);
      button = find("#2");
      click(button);
      button = find("#-");
      click(button);
      verifyThat("#display", hasText("-1.0"));
   }

   @Test
   public void testMul()
   {
      Button button = find("#3");
      click(button);
      button = find("#ENT");
      click(button);
      button = find("#2");
      click(button);
      button = find("#*");
      click(button);
      verifyThat("#display", hasText("6.0"));
   }

   @Test
   public void testDiv()
   {
      Button button = find("#1");
      click(button);
      button = find("#ENT");
      click(button);
      button = find("#2");
      click(button);
      button = find("#/");
      click(button);
      verifyThat("#display", hasText("0.5"));
   }

}