extracting sample student in StudentTest file

src/test/java/org/example/StudentTest.java

@@ -10,9 +10,11 @@ import java.util.List;
 import static org.junit.jupiter.api.Assertions.*;
 class StudentTest {
 
+    private static final Student sampleStudent = new Student("Sebastian Reichard", "S1001", "Student");
+
     @org.junit.jupiter.api.Test
     void writeToFile() throws IOException {
-        Student student = new Student("Sebastian", "S1001", "Student") ;
+        Student student = sampleStudent;
 
         String filename = "testStudentData.txt";
 
@@ -20,7 +22,7 @@ class StudentTest {
 
         Path path = Path.of(filename);
         String content = Files.readString(path);
-        assertEquals("Sebastian\nS1001\nStudent", content);
+        assertEquals("Sebastian Reichard\nS1001\nStudent", content);
 
         Files.delete(path);
 
@@ -34,7 +36,7 @@ class StudentTest {
     void readFromFile() throws IOException {
 
         try (PrintWriter writer = new PrintWriter(new FileWriter("testStudentData.txt"))){
-            writer.println("Samuel");
+            writer.println("Sebastian Reichard");
             writer.println("S1001");
             writer.print("Student");
         } catch (IOException e) {
@@ -46,7 +48,7 @@ class StudentTest {
         assertEquals(1, testStudents.size());
         Student admin = testStudents.get(0);
 
-        assertEquals("Samuel", admin.getName());
+        assertEquals("Sebastian Reichard", admin.getName());
         assertEquals("S1001", admin.getId());
         assertEquals("Student", admin.getRole());
 
@@ -57,7 +59,7 @@ class StudentTest {
 
     @Test
     void printStudentInfo() {
-        Student student = new Student("Sebastian", "S1001", "Student");
+        Student student = sampleStudent;
 
         ByteArrayOutputStream outputStream = new ByteArrayOutputStream();
         System.setOut(new PrintStream(outputStream));
@@ -66,7 +68,7 @@ class StudentTest {
 
         String printedOutput = outputStream.toString().trim();
 
-        assertTrue(printedOutput.contains("Sebastian"));
+        assertTrue(printedOutput.contains("Sebastian Reichard"));
         assertTrue(printedOutput.contains("S1001"));
         assertTrue(printedOutput.contains("Student"));