diff --git a/api/src/recruitment-session/recruitment-session.controller.spec.ts b/api/src/recruitment-session/recruitment-session.controller.spec.ts
index 719202d..abfa32a 100644
--- a/api/src/recruitment-session/recruitment-session.controller.spec.ts
+++ b/api/src/recruitment-session/recruitment-session.controller.spec.ts
@@ -51,7 +51,7 @@ describe('RecruitmentSessionController', () => {
       });
       jest
         .spyOn(service, 'findActiveRecruitmentSession')
-        .mockResolvedValue(mockRecruitmentSession);
+        .mockResolvedValue([mockRecruitmentSession]);
       const result = await controller.findActive(mockAbility);
       const expectedApp = {
         ...mockRecruitmentSession,
@@ -67,7 +67,7 @@ describe('RecruitmentSessionController', () => {
       });
       jest
         .spyOn(service, 'findActiveRecruitmentSession')
-        .mockResolvedValue({ ...mockRecruitmentSession });
+        .mockResolvedValue([mockRecruitmentSession]);
       const result = controller.findActive(mockAbility);
       await expect(result).rejects.toThrow(ForbiddenException);
       expect(service.findActiveRecruitmentSession).toHaveBeenCalledTimes(1);
@@ -96,7 +96,7 @@ describe('RecruitmentSessionController', () => {
     it('should throw a ConflictException if there is already an active recruitment session', async () => {
       jest
         .spyOn(service, 'findActiveRecruitmentSession')
-        .mockResolvedValue(mockRecruitmentSession);
+        .mockResolvedValue([mockRecruitmentSession]);
       const result = controller.createRecruitmentSession(
         mockCreateRecruitmentSessionDto,
       );
@@ -121,7 +121,7 @@ describe('RecruitmentSessionController', () => {
       } as RecruitmentSessionResponseDto;
       jest
         .spyOn(service, 'findRecruitmentSessionById')
-        .mockResolvedValue(mockRecruitmentSession);
+        .mockResolvedValue([mockRecruitmentSession]);
       jest
         .spyOn(service, 'updateRecruitmentSession')
         .mockResolvedValue(mockUpdatedRecruitmentSession);
@@ -165,7 +165,7 @@ describe('RecruitmentSessionController', () => {
       });
       jest
         .spyOn(service, 'findRecruitmentSessionById')
-        .mockResolvedValue(mockRecruitmentSession);
+        .mockResolvedValue([mockRecruitmentSession]);
       const result = controller.updateRecruitmentSession(
         mockRecruitmentSession.id,
         mockUpdateRecruitmentSessionDto,
@@ -197,10 +197,10 @@ describe('RecruitmentSessionController', () => {
       } as UpdateRecruitmentSessionDto;
       jest
         .spyOn(service, 'findRecruitmentSessionById')
-        .mockResolvedValue(mockRecruitmentSessionToUpdate);
+        .mockResolvedValue([mockRecruitmentSessionToUpdate]);
       jest
         .spyOn(service, 'findActiveRecruitmentSession')
-        .mockResolvedValue(activeRecruitmentSession);
+        .mockResolvedValue([activeRecruitmentSession]);
       const result = controller.updateRecruitmentSession(
         mockRecruitmentSessionToUpdate.id,
         updateRecruitmentSessionDto,
@@ -233,10 +233,10 @@ describe('RecruitmentSessionController', () => {
       } as UpdateRecruitmentSessionDto;
       jest
         .spyOn(service, 'findRecruitmentSessionById')
-        .mockResolvedValue(mockRecruitmentSessionToUpdate);
+        .mockResolvedValue([mockRecruitmentSessionToUpdate]);
       jest
         .spyOn(service, 'findActiveRecruitmentSession')
-        .mockResolvedValue(activeRecruitmentSession);
+        .mockResolvedValue([activeRecruitmentSession]);
       const result = controller.updateRecruitmentSession(
         mockRecruitmentSessionToUpdate.id,
         updateRecruitmentSessionDto,
@@ -263,7 +263,7 @@ describe('RecruitmentSessionController', () => {
       } as UpdateRecruitmentSessionDto;
       jest
         .spyOn(service, 'findRecruitmentSessionById')
-        .mockResolvedValue(mockRecruitmentSessionToUpdate);
+        .mockResolvedValue([mockRecruitmentSessionToUpdate]);
       jest
         .spyOn(service, 'sessionHasPendingInterviews')
         .mockResolvedValue(true);
@@ -296,9 +296,9 @@ describe('RecruitmentSessionController', () => {
       } as RecruitmentSessionResponseDto;
       jest
         .spyOn(service, 'findRecruitmentSessionById')
-        .mockResolvedValue(mockRecruitmentSession);
+        .mockResolvedValue([mockRecruitmentSession]);
       jest
-        .spyOn(service, 'deletRecruitmentSession')
+        .spyOn(service, 'deleteRecruitmentSession')
         .mockResolvedValue(mockDeletedRecruitmentSession);
       const result = await controller.deleteRecruitmentSession(
         mockRecruitmentSession.id,
@@ -308,8 +308,8 @@ describe('RecruitmentSessionController', () => {
       expect(service.findRecruitmentSessionById).toHaveBeenCalledWith(
         mockRecruitmentSession.id,
       );
-      expect(service.deletRecruitmentSession).toHaveBeenCalledTimes(1);
-      expect(service.deletRecruitmentSession).toHaveBeenCalledWith(
+      expect(service.deleteRecruitmentSession).toHaveBeenCalledTimes(1);
+      expect(service.deleteRecruitmentSession).toHaveBeenCalledWith(
         mockRecruitmentSession,
       );
     });
@@ -334,7 +334,7 @@ describe('RecruitmentSessionController', () => {
       } as RecruitmentSession;
       jest
         .spyOn(service, 'findRecruitmentSessionById')
-        .mockResolvedValue(mockRecruitmentSessionToDelete);
+        .mockResolvedValue([mockRecruitmentSessionToDelete]);
       jest
         .spyOn(service, 'sessionHasPendingInterviews')
         .mockResolvedValue(true);
diff --git a/api/src/recruitment-session/recruitment-session.service.spec.ts b/api/src/recruitment-session/recruitment-session.service.spec.ts
index 04ce9a0..5c6e9fc 100644
--- a/api/src/recruitment-session/recruitment-session.service.spec.ts
+++ b/api/src/recruitment-session/recruitment-session.service.spec.ts
@@ -55,7 +55,7 @@ describe('Recruitment Session Service', () => {
   });
 
   describe('findById', () => {
-    it('should return an application by id', async () => {
+    it('should return a recruitment session by id', async () => {
       const recruitmentSessionID = 1;
       jest
         .spyOn(mockedRepository, 'findBy')
@@ -64,7 +64,7 @@ describe('Recruitment Session Service', () => {
         recruitmentSessionID,
       );
 
-      expect(result).toEqual(mockRecruitmentSession);
+      expect(result[0]).toEqual(mockRecruitmentSession);
       expect(mockedRepository.findBy).toHaveBeenCalledTimes(1);
       expect(mockedRepository.findBy).toHaveBeenLastCalledWith({
         id: recruitmentSessionID,
@@ -78,7 +78,7 @@ describe('Recruitment Session Service', () => {
         recruitmentSessionID,
       );
 
-      expect(result).toBeNull();
+      expect(result).toEqual([]);
       expect(mockedRepository.findBy).toHaveBeenCalledTimes(1);
       expect(mockedRepository.findBy).toHaveBeenLastCalledWith({
         id: recruitmentSessionID,
@@ -96,7 +96,7 @@ describe('Recruitment Session Service', () => {
       const result =
         await recruitmentSessionService.findActiveRecruitmentSession();
 
-      expect(result).toEqual(mockRecruitmentSession);
+      expect(result).toEqual([mockRecruitmentSession]);
       expect(mockedRepository.findBy).toHaveBeenCalledTimes(1);
       expect(mockedRepository.findBy).toHaveBeenCalledWith({
         state: activeState,