feat: TU for admin mailer and posts

src/admin/admin.controller.spec.ts

-import { HttpModule } from '@nestjs/common';
+import { HttpException, HttpModule, HttpStatus } from '@nestjs/common';
 import { getModelToken } from '@nestjs/mongoose';
 import { Test, TestingModule } from '@nestjs/testing';
 import { ConfigurationModule } from '../configuration/configuration.module';
 import { MailerService } from '../mailer/mailer.service';
+import { CreateStructureDto } from '../structures/dto/create-structure.dto';
+import { structureDto } from '../structures/dto/structure.dto';
 import { Structure } from '../structures/schemas/structure.schema';
 import { StructuresService } from '../structures/services/structures.service';
 import { User } from '../users/schemas/user.schema';
 import { UsersService } from '../users/users.service';
 import { AdminController } from './admin.controller';
+import { PendingStructureDto } from './dto/pending-structure.dto';
 
 describe('AdminController', () => {
   let controller: AdminController;
@@ -37,4 +40,24 @@ describe('AdminController', () => {
   it('should be defined', () => {
     expect(controller).toBeDefined();
   });
+
+  it('should get pending attachments', async () => {
+    const result = [{name: "MJC Route de vienne", address: "14 chemin des platanes"}, {name: "Mairie Lyon 7eme", address: "21 boulevard martin"}];
+    jest.spyOn(controller, 'getPendingAttachments').mockImplementation(async (): Promise<any> => result);
+    expect(await controller.getPendingAttachments()).toBe(result);
+  });
+
+  it('should validate pending structure', async () => {
+    const result = [{name: "MJC Route de vienne", address: "14 chemin des platanes"}];
+    const structure: PendingStructureDto = {userEmail:"martin@mjc.fr", structureId: "1", structureName:"MJC Route de vienne"};
+    jest.spyOn(controller, 'validatePendingStructure').mockImplementation(async (): Promise<any> => result);
+    expect(await controller.validatePendingStructure(structure)).toBe(result);
+  });
+
+  it('should refuse pending structure', async () => {
+    const result = [{name: "MJC Route de vienne", address: "14 chemin des platanes"}, {name: "Mairie Lyon 7eme", address: "21 boulevard martin"}];
+    const structure: PendingStructureDto = {userEmail:"martin@mjc.fr", structureId: "1", structureName:"MJC Route de vienne"};
+    jest.spyOn(controller, 'refusePendingStructure').mockImplementation(async (): Promise<any> => result);
+    expect(await controller.refusePendingStructure(structure)).toBe(result);
+  });
 });