Corrected some errors in testing

src/main/java/model/events/SimulationEvent.java

@@ -4,7 +4,7 @@ import model.genes.RegulatoryGene;
 
 import java.util.List;
 
-public interface SimulationEvent extends Comparable<SimulationEvent> {
+public interface SimulationEvent  {
   void updateGenes();
   double getTime();
 

src/main/java/model/network/RegulatoryNetwork.java

@@ -37,7 +37,6 @@ public class RegulatoryNetwork {
     this.timeStepLength = timeStepLength;
     this.timeUpperBound = timeUpperBound;
     this.simulationEvents.addAll(simulationEvents);
-    Collections.sort(simulationEvents);
   }
 
   public List<XYChart.Series<Number, Number>> getData() {
@@ -68,7 +67,7 @@ public class RegulatoryNetwork {
   private List<SimulationEvent> getCurrentEvents(double time) {
     List<SimulationEvent> currentEvents = new ArrayList<>();
     for(SimulationEvent event : simulationEvents) {
-      if (event.getTime() == time) {
+      if (Math.abs(event.getTime() - time) < timeStepLength/2.) {
         currentEvents.add(event);
       }
     }

src/test/java/model/genes/NoProductionRegulatoryGeneTest.java → src/test/java/model/genes/ConstantRegulatoryGeneTest.java

@@ -5,7 +5,7 @@ import static org.assertj.core.api.Assertions.*;
 import org.junit.jupiter.api.BeforeEach;
 import org.junit.jupiter.api.Test;
 
-public class NoProductionRegulatoryGeneTest {
+public class ConstantRegulatoryGeneTest {
   public static final double EPSILON = 0.0000001;
 
   private ConstantRegulatoryGene geneX;
@@ -36,7 +36,7 @@ public class NoProductionRegulatoryGeneTest {
   @Test
   void testGetInitialProteinConcentration_afterSettingProteinConcentration() {
     geneX.setProteinConcentration(11);
-    assertThat(geneX.getInitialProteinConcentration()).isCloseTo(11, within(EPSILON));
+    assertThat(geneX.getInitialProteinConcentration()).isCloseTo(1, within(EPSILON));
     geneY.setProteinConcentration(10);
     assertThat(geneY.getInitialProteinConcentration()).isCloseTo(2, within(EPSILON));
     geneZ.setProteinConcentration(2);