public class CheckSparseVector {

  public static void main(String[] args) {

    // (ausgelagert)
    // erstellen des this.Vektors = control Vector
    SparseVector controlVector = new SparseVector(10);
    controlVector.setElement(0, 10.0);
    controlVector.setElement(5, 123.213);
    controlVector.setElement(8, 65.01);
    controlVector.setElement(9, 112.79);
    controlVector.setElement(10, -212.79);
    System.out.println("\n");

    // erstellen der testVektoren (the 5 "others")
    SparseVector otherVector1 = new SparseVector(10);
    otherVector1.setElement(0, 10.0);
    otherVector1.setElement(5, 123.213);
    otherVector1.setElement(8, 65.01);
    otherVector1.setElement(9, 112.79);
    otherVector1.setElement(10, -212.79);
    otherVector1.setElement(12, 12);
    System.out.println("\n");

    SparseVector otherVector2 = new SparseVector(5);
    otherVector2.setElement(0, 0);
    otherVector2.setElement(1, 2);
    otherVector2.setElement(2, 5);
    otherVector2.setElement(3, 11.0);
    otherVector2.setElement(4, 22.2);
    System.out.println("\n");

    SparseVector otherVector3 = new SparseVector(20);
    otherVector3.setElement(0, 123);
    otherVector3.setElement(5, 11);
    otherVector3.setElement(6, 20);
    otherVector3.setElement(7, 7);
    otherVector3.setElement(11, 2);
    otherVector3.setElement(14, 3);
    otherVector3.setElement(18, 4);
    System.out.println("\n");

    SparseVector otherVector4 = new SparseVector(10); // ein leerer other. Vektor mit Länge 10
    System.out.println("der Wert des otherVector4 an der Position 0 ist: " + otherVector4.getElement(0)); // 0.0
    System.out.println("der Wert des otherVector4 an der Position 5 ist: " + otherVector4.getElement(5)); // 0.0
    System.out.println("der Wert des otherVector4 an der Position 7 ist: " + otherVector4.getElement(7));// 0.0
    System.out.println("der Wert des otherVector4 an der Position 9 ist: " + otherVector4.getElement(9));// 0.0
    System.out.println("die Länge des otherVector4 ist: " + otherVector4.getLength()); // 10
    try {
      System.out.println(otherVector4.getElement(99));
    } catch (Exception e) {
      System.out.println(e);
    }
    try {
      System.out.println(otherVector4.getElement(-1));
    } catch (Exception e) {
      System.out.println(e);
    }
    System.out.println("\n");

    SparseVector otherVector5 = new SparseVector(20); // ein leerer other. Vektor mit Länge 20
    System.out.println("der Wert des otherVector5 an der Position 0 ist: " + otherVector5.getElement(0)); // 0.0
    System.out.println("der Wert des otherVector5 an der Position 5 ist: " + otherVector5.getElement(5)); // 0.0
    System.out.println("der Wert des otherVector5 an der Position 17 ist: " + otherVector5.getElement(17));// 0.0
    System.out.println("der Wert des otherVector5 an der Position 19 ist: " + otherVector5.getElement(19));// 0.0
    System.out.println("die Länge des otherVector5 ist: " + otherVector5.getLength()); // 20
    try {
      System.out.println(otherVector5.getElement(20));
    } catch (Exception e) {
      System.out.println(e);
    }
    try {
      System.out.println(otherVector5.getElement(-1));
    } catch (Exception e) {
      System.out.println(e);
    }
    System.out.println("\n");

    // Testen des this. Vektors --> testen Methoden wie getLength(), getElement(),
    // setElement(), removeElement()
    System.out.println("die Länge des controlVector ist: " + controlVector.getLength()); // 10
    System.out.println("der Wert des controlVector an der Position 5 ist: " + controlVector.getElement(5)); // 123.213
    System.out.println("der Wert des controlVector an der Position 0 ist: " + controlVector.getElement(0)); // 10.0
    System.out.println("der Wert des controlVector an der Position 1 ist: " + controlVector.getElement(1)); // 0.0
    try {
      System.out.println(controlVector.getElement(99));
    } catch (Exception e) {
      System.out.println(e);
    }
    try {
      System.out.println(controlVector.getElement(-1));
    } catch (Exception e) {
      System.out.println(e);
    }
    System.out.println("\n");

    // testen equal(), wenn die beiden Vektoren identisch sind → should be true, not anymore :)
    System.out.println(controlVector.equals(otherVector1));
    System.out.println("\n");

    // Testen: Remove Element
    controlVector.removeElement(5);
    System.out.println("der Wert des controlVector an der Position 5 ist: " + controlVector.getElement(5)); // 0.0
    System.out.println("Die Länge nach remove ist: " + controlVector.getLength()); // 10
    System.out.println("\n");

    controlVector.removeElement(7);
    System.out.println("der Wert des controlVector an der Position 7 ist: " + controlVector.getElement(7)); // 0.0
    System.out.println("\n");

    controlVector.setElement(5, 100);
    System.out.println("der Wert des controlVector an der Position 5 ist: " + controlVector.getElement(5)); // 100.0
    System.out.println("\n");

    // testen equals(other) --> nicht identisch
    System.out.println(controlVector.equals(otherVector1)); // should be false, weil der Wert an Index 5 zu 100 gesetzt wurde
    System.out.println(controlVector.equals(otherVector2)); // should be false
    System.out.println(controlVector.equals(otherVector3)); // should be false
    System.out.println(controlVector.equals(otherVector4)); // should be false
    System.out.println("\n");

    otherVector1.setElement(5, 100);
    System.out.println("der Wert des otherVector1 an der Position 5 ist: " + otherVector1.getElement(5)); // 100.0
    System.out.println(otherVector1.equals(controlVector));// should be true, weil der Wert an Index 5 von this und other Vektor gleich 100
    System.out.println("\n");

    // testen add()
    controlVector.add(otherVector1);

    System.out.println("die Länge des controlVector ist: " + controlVector.getLength()); // 10
    System.out.println("der Wert des controlVector an der Position 0 ist: " + controlVector.getElement(0)); // 10 + 10 = 20
    System.out.println("der Wert des controlVector an der Position 5 ist: " + controlVector.getElement(5)); // 100 + 100 = 200
    System.out.println("der Wert des controlVector an der Position 6 ist: " + controlVector.getElement(6)); // 0.0
    System.out.println("der Wert des controlVector an der Position 8 ist: " + controlVector.getElement(8)); // 65.01 + 65.01 = 130.02
    System.out.println("der Wert des controlVector an der Position 9 ist: " + controlVector.getElement(9)); // 112.79 + 112.79 = 225.58
    System.out.println("\n");

    controlVector.add(otherVector2);

    controlVector.setElement(3, 90.1);
    System.out.println("der Wert des controlVector an der Position 0 ist: " + controlVector.getElement(0)); // 20
    System.out.println("der Wert des controlVector an der Position 3 ist: " + controlVector.getElement(3)); // 90.1
    System.out.println("\n");

    controlVector.add(otherVector3);
    System.out.println("der Wert des controlVector an der Position 0 ist: " + controlVector.getElement(0)); // 20
    System.out.println("der Wert des controlVector an der Position 5 ist: " + controlVector.getElement(5)); // 200
    System.out.println("der Wert des controlVector an der Position 9 ist: " + controlVector.getElement(9)); // 225.58
    System.out.println("\n");

    controlVector.add(otherVector4);

    System.out.println("der Wert des controlVector an der Position 0 ist: " + controlVector.getElement(0));
    System.out.println("der Wert des controlVector an der Position 5 ist: " + controlVector.getElement(5));
    System.out.println("\n");

    controlVector.removeElement(0);

    System.out.println("der Wert des controlVector an der Position 0 ist: " + controlVector.getElement(0)); // 0.0
    System.out.println("der Wert des controlVector an der Position 5 ist: " + controlVector.getElement(5)); // 200
    System.out.println("\n");

    controlVector.add(otherVector5);
    System.out.println("der Wert des controlVector an der Position 0 ist: " + controlVector.getElement(0)); // 0.0
    System.out.println("der Wert des controlVector an der Position 5 ist: " + controlVector.getElement(5)); // 200
    System.out.println("\n");

  }
}