- (void)testExample {

    // This is an example of a functional test case.

    // Use XCTAssert and related functions to verify your tests produce the correct results.

    NSLog(@"开始爱上单元测试的第一个单元测试测试");

    NSString *test = @"这是我的第一个单元测试";

    XCTAssertTrue([test isEqualToString:@"这是我的第一个单元测试"]);

}

-(void)testRequset {

    XCTestExpectation *expectation = [self expectationWithDescription:@"没有满足期望"];

    AFHTTPSessionManager *sessionManager = [AFHTTPSessionManager manager];

    sessionManager.responseSerializer = [AFHTTPResponseSerializer serializer];

    [sessionManager POST:@"http://wthrcdn.etouch.cn/weather_mini" parameters:@{@"city":@"北京"} progress:nil success:^(NSURLSessionDataTask * _Nonnull task, id  _Nullable responseObject) {

        NSLog(@"%@",responseObject);

        //异步操作后,获取结果,判断异步方法的结果是否正确

        XCTAssertNotNil(responseObject,@"返回出错");

        //如果断言没问题,就调用fulfill宣布测试满足

        [expectation fulfill];

    } failure:^(NSURLSessionDataTask * _Nullable task, NSError * _Nonnull error) {

        NSLog(@"%@",error);

        XCTAssertNil(error,@"请求出错");

    }];

    //设置5秒的超时时间,如果没有满足测试条件就报错

    [self waitForExpectationsWithTimeout:5.0 handler:^(NSError * _Nullable error) {

        if (error) {

            NSLog(@"timeout error: %@",error);

        }

    }];

}