rename to CalcController

src/main/java/app/AppController.java → src/main/java/app/CalcController.java

@@ -10,11 +10,11 @@ import javafx.scene.control.Label;
 import javafx.scene.control.Labeled;
 import javafx.scene.control.ListView;
 
-public class AppController {
+public class CalcController {
 
     private Calc calc;
 
-    public AppController() {
+    public CalcController() {
         calc = new Calc(0.0, 0.0, 0.0);
     }
 

src/main/resources/app/App.fxml

@@ -8,7 +8,7 @@
 <?import javafx.scene.layout.RowConstraints?>
 
 <GridPane alignment="CENTER" hgap="10.0" vgap="10.0" xmlns="http://javafx.com/javafx/20.0.1"
-   xmlns:fx="http://javafx.com/fxml/1" fx:controller="app.AppController">
+   xmlns:fx="http://javafx.com/fxml/1" fx:controller="app.CalcController">
 
    <ListView fx:id="operandsView" prefHeight="80.0" GridPane.columnIndex="0" GridPane.columnSpan="4"
       GridPane.rowIndex="0" />

src/test/java/app/AppTest.java

@@ -24,7 +24,7 @@ import org.testfx.matcher.control.LabeledMatchers;
  */
 public class AppTest extends ApplicationTest {
 
-    private AppController controller;
+    private CalcController controller;
     private Parent root;
 
     @Override