问题描述
我正在尝试为测试目标编写测试用例。该应用程序运行良好,但测试用例因模拟而失败。 这是我的代码,如果有其他解决方案,请告诉我。我如何模拟服务?
还有其他方法可以为 ViewCoontroller 初始化程序编写测试用例吗?
class NavigationCodeTests: XCTestCase {
var subject: ViewController?
override func setUp() {
self.subject = ViewController(service: MockUserService())
_ = self.subject?.view
}
func test_user_service_not_nil() {
XCTAssertNotNil(self.subject?.service,"User service can't be nil after initialization of ViewController")
}
func test_user_service_should_have_user() {
self.subject?.userviewmodel?.user.observe(on: self,observerBlock: { (user) in
XCTAssertNotNil(user?.name,"User service can't be nil after initialization of ViewController")
})
}
}
class MockUserService: UserService {
func fetch(_ completion: @escaping(_ user: User) -> Void) {
completion(User(name: "abc",contact: "124"))
}
}
class UserService: UserServiceDelegate {
func fetch(_ completion: @escaping(_ user: User) -> Void) {
completion(User(name: "damu",contact: "12"))
}
}
protocol UserServiceDelegate {
func fetch(_ completion: @escaping(_ user: User) -> Void)
}
解决方法
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