Rename to small letters and fix typo

application/module-exercise/src/test/java/org/fuseri/moduleexercise/answer/AnswerTest.java

@@ -76,7 +76,7 @@ public class AnswerTest {
     @Test
     void testCreateAnswer() throws Exception {
 
-        List<AnswerDto> res = createAnswr();
+        List<AnswerDto> res = createAnswer();
 
         var expected1 = new AnswerDto("True", false);
         var expected2 = new AnswerDto("False", false);
@@ -86,7 +86,7 @@ public class AnswerTest {
 
     }
 
-    private List<AnswerDto> createAnswr() throws Exception {
+    private List<AnswerDto> createAnswer() throws Exception {
         var exerciseId = createExercise();
         var question = createQuestion(exerciseId);
 
@@ -124,7 +124,7 @@ public class AnswerTest {
     }
 
     @Test
-    void TestUpdate() throws Exception {
+    void testUpdate() throws Exception {
 
         var exerciseId = createExercise();
         var question = createQuestion(exerciseId);

application/module-exercise/src/test/java/org/fuseri/moduleexercise/exercise/ExerciseTest.java

@@ -109,7 +109,7 @@ public class ExerciseTest {
     }
 
     @Test
-    void TestUpdate() {
+    void testUpdate() {
         var postExercise = new ExerciseCreateDto("idioms", "exercise on basic idioms", 2, "0");
 
         String id = "";