public async Task AddPermissionsToRoleAsyncTest(string roleName, string permissionName, bool successful) { var role = await DbContext.Set <Role>().FirstAsync(x => x.Name == roleName); var permission = await DbContext.Set <Permission>().FirstOrDefaultAsync(x => x.Name == permissionName); await repository.AddPermissionsToRoleAsync(role.Id, new List <string> { permissionName }); if (successful) { Assert.That(permission, Is.Not.Null); Assert.That(await DbContext.Set <RolePermission>() .AnyAsync(x => x.PermissionId == permission !.Id && x.RoleId == role.Id), Is.True); } else if (permission != null) { Assert.That(await DbContext.Set <RolePermission>() .AnyAsync(x => x.PermissionId == permission !.Id && x.RoleId == role.Id), Is.False); } }