Merging BAEL-968: Apache Commons BeanUtils (#2149)

libraries/src/test/java/com/baeldung/commons/beanutils/CourseServiceTest.java

@@ -0,0 +1,38 @@
+package com.baeldung.commons.beanutils;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.Arrays;
+import java.util.List;
+
+import org.junit.Assert;
+import org.junit.Test;
+
+public class CourseServiceTest {
+    
+    @Test
+    public void givenCourse_whenSetValuesUsingPropertyUtil_thenReturnSetValues() 
+            throws IllegalAccessException, InvocationTargetException, NoSuchMethodException {
+        Course course = new Course();
+        String name = "Computer Science";
+        List<String> codes = Arrays.asList("CS", "CS01");
+        CourseService.setValues(course, name, codes);
+        
+        Assert.assertEquals(name, course.getName());
+        Assert.assertEquals(2, course.getCodes().size());
+        Assert.assertEquals("CS", course.getCodes().get(0));
+        
+        CourseService.setIndexedValue(course, 1, "CS02");
+        Assert.assertEquals("CS02", course.getCodes().get(1));
+        
+        Student student = new Student();
+        String studentName = "Joe";
+        student.setName(studentName);
+        
+        CourseService.setMappedValue(course, "ST-1", student);
+        Assert.assertEquals(student, course.getEnrolledStudent("ST-1"));
+        
+        String accessedStudentName = CourseService.getNestedValue(course, "ST-1", "name");
+        Assert.assertEquals(studentName, accessedStudentName);
+    }
+
+}