docker run --rm obytes/runner-java run -l java -c "public class Sayara {
  public static final int MAX_FUEL_IN_LITERS = 50;
  public static final int MILEAGE_IN_L_PER_100KM = 10;

  private String carType;
  private int fuelAmount;

  public Sayara(String carType) {
    this.carType = carType;
    this.fuelAmount = 0;
  }

  private int calculateFuelConsumption(int distance) {
    return (int) (distance/100.0) * MILEAGE_IN_L_PER_100KM;
  }

  private int getRemainingDistance() {
    return (fuelAmount * 100) / MILEAGE_IN_L_PER_100KM;
  }

  public boolean drive(int distance) {
    boolean drove = false;
      if (getRemainingDistance() != 0) {
        fuelAmount -= calculateFuelConsumption(1);
        drove = true;
  }

  return drove;
  }
}" -t cw -f "
import junit.framework.*;
import org.junit.Test;

import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;

import org.junit.Assert.*;


public class Challenge11Test extends TestCase{

  public void testConstructorWithParams() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
    Sayara sayara = new Sayara(\"BMW\");
    Class<?> sayaraClass = sayara.getClass();
    Field fuelAmountField = sayaraClass.getDeclaredField(\"fuelAmount\");
    fuelAmountField.setAccessible(true);
    assertEquals(fuelAmountField.get(sayara), 0);

    Field carTypeField = sayaraClass.getDeclaredField(\"carType\");
    carTypeField.setAccessible(true);
    assertEquals(carTypeField.get(sayara), \"BMW\");

  }

  public void testMaxFuel() {
    Sayara sayara = new Sayara(\"R4\");
    assertEquals(sayara.MAX_FUEL_IN_LITERS, 50);
  }

  public void testFuelAmountIsPrivate() throws NoSuchFieldException, SecurityException {
    Sayara sayara = new Sayara(\"BMW\");
    Class<?> sayaraClass = sayara.getClass();
    Field field = sayaraClass.getDeclaredField(\"fuelAmount\");

    //https://docs.oracle.com/javase/8/docs/api/constant-values.html#java.lang.reflect.Modifier.PRIVATE
    assertEquals(field.getModifiers(), 2);
  }

  public void testFuelAmountIsZero() throws NoSuchFieldException, SecurityException, IllegalArgumentException, IllegalAccessException {
    Sayara sayara = new Sayara(\"BMW\");
    Class<?> sayaraClass = sayara.getClass();
    Field field = sayaraClass.getDeclaredField(\"fuelAmount\");
    field.setAccessible(true);

    assertEquals(field.get(sayara), 0);
  }

  public void testCalculateFuelConsumptionIsPrivate() throws NoSuchMethodException, SecurityException {

    Sayara sayara = new Sayara(\"R19\");
    Class<?> sayaraClass = sayara.getClass();
    Method method = sayaraClass.getDeclaredMethod(\"calculateFuelConsumption\", int.class);
    assertEquals(method.getModifiers(), 2);
  }

  public void testCalculateFuelConsumption() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {

    Sayara sayara = new Sayara(\"R21\");
    Class<?> sayaraClass = sayara.getClass();
    Method method = sayaraClass.getDeclaredMethod(\"calculateFuelConsumption\", int.class);

    method.setAccessible(true);
    int distance = 440;
    assertEquals(method.invoke(sayara, distance), 40);
  }

  public void testGetRemainingDistanceIsPrivate() throws NoSuchMethodException, SecurityException {

    Sayara sayara = new Sayara(\"R19\");
    Class<?> sayaraClass = sayara.getClass();
    Method method = sayaraClass.getDeclaredMethod(\"getRemainingDistance\", null);
    assertEquals(method.getModifiers(), 2);
  }

  public void testGetRemainingDistance() throws NoSuchMethodException, SecurityException, IllegalAccessException, IllegalArgumentException, InvocationTargetException {

    Sayara sayara = new Sayara(\"R19\");
    Class<?> sayaraClass = sayara.getClass();
    Method method = sayaraClass.getDeclaredMethod(\"getRemainingDistance\", null);
    method.setAccessible(true);

    assertEquals(method.invoke(sayara, null), 0);
  }

  public void testDriveIsPublic() throws NoSuchMethodException, SecurityException {

    Sayara sayara = new Sayara(\"R19\");
    Class<?> sayaraClass = sayara.getClass();
    Method method = sayaraClass.getDeclaredMethod(\"drive\", int.class);
    assertEquals(method.getModifiers(), 1);
  }
}"