我正在编写 单元测试
,但这个 映射器(mapper)
又让我头疼了。从之前的帖子中我了解到,我不能 Mock(模拟)
这个 映射器
,必须直接使用它。因此,我创建了 maps(地图)
,但它显示缺少类型 map configuration(地图配置)
。
public RoleDto GetSingle([FromRoute] string id)
{
var r = roleManagerWrapper.GetSingleRole(id);
return mapper.Map<RoleDto>(r);
}
当它试图map
对象时,它会出现错误。是否需要实现Task <IdentityRole>
的特殊mapping
?
public async Task<IdentityRole> GetSingleRole(string roleId)
{
var role = await this.roleManager.Roles.SingleOrDefaultAsync(r => r.Id == roleId);
return role;
}
这是我的测试,仅计算创建的角色数量。
[Test]
public async Task Get_Single()
{
TestSetup();
var roleManagerWrapperMock = new Mock<IRoleManagerWrapper>();
var adminRole = new IdentityRole()
{
Name = "Admin",
Id = "4a8de423-5663-4831-ac07-7ce92465b008"
};
var managerRole = new IdentityRole()
{
Name = "Manager",
Id = "40f74162-3359-4253-9b5a-ad795b328267"
};
ApplicationDbContext.Roles.Add(managerRole);
ApplicationDbContext.Roles.Add(adminRole);
ApplicationDbContext.SaveChanges();
var sut = new RolesController(roleManagerWrapperMock.Object, ApplicationDbContext, Mapper);
var result = sut.GetSingle("4a8de423-5663-4831-ac07-7ce92465b008");
Assert.AreEqual(result.UserCount, 1);
}
protected void TestSetup(string databaseName = null)
{
if (databaseName == null)
{
databaseName = GetTestName();
}
TestCleanup();
ServiceProvider = new ServiceCollection()
.AddEntityFrameworkInMemoryDatabase()
.BuildServiceProvider();
dbContextOptions = new DbContextOptionsBuilder<ApplicationDbContext>()
.UseInMemoryDatabase(databaseName)
.UseInternalServiceProvider(ServiceProvider)
.Options;
ApplicationDbContext = new ApplicationDbContext(dbContextOptions);
var config = new MapperConfiguration(cfg =>
{
cfg.CreateMap<RoleDto, IdentityRole>();
cfg.CreateMap<IdentityRole, RoleDto>();
cfg.CreateMap<CreateRoleDto, IdentityRole>().ReverseMap();
cfg.CreateMap<UpdateRoleDto, IdentityRole>().ReverseMap();
});
Mapper = config.CreateMapper();
}