```go
s3Client, err := minio.New("localhost:9000", "YOUR-ACCESSKEYID", "YOUR-SECRETACCESSKEY", true)
if err != nil {
 log.Fatalln(err)
}

object, err := os.Open("my-testfile")
if err != nil {
 log.Fatalln(err)
}
defer object.Close()
objectStat, err := object.Stat()
if err != nil {
 log.Fatalln(err)
}

func (UserWithCallback) AfterCreate(*gorm.DB) error {
	return nil
}

func TestCallback(t *testing.T) {
	user, err := schema.Parse(&UserWithCallback{}, &sync.Map{}, schema.NamingStrategy{})
	if err != nil {
		t.Fatalf("failed to parse user with callback, got error %v", err)
	}

	for _, str := range []string{"BeforeSave", "AfterCreate"} {
		if !reflect.Indirect(reflect.ValueOf(user)).FieldByName(str).Interface().(bool) {

		},
		{
			file: `C:/go/work/proj/my.gorm.io/gorm@v1.2.3/utils/utils.go`,
			want: `C:/go/work/proj/my.gorm.io/gorm@v1.2.3/`,
		},
	}
	for _, c := range cases {
		s := sourceDir(c.file)
		if s != c.want {
			t.Fatalf("%s: expected %s, got %s", c.file, c.want, s)
		}
	}

	if set {
		if err := setxattr(path, name, value); err != nil {
			log.Fatalln(fmt.Errorf("setting attribute %s failed with: %v", name, err))
		}
	} else {
		if name == "" {
			log.Fatalln("you must specify an attribute name for reading")
		}
		var names []string
		if name == "." {
			attrs, err := listxattr(path)
			if err != nil {
				log.Fatalln(fmt.Errorf("listing attributes failed with: %v", err))
			}

				if err != nil {
					fail = true
				}
			} else {
				if err == nil {
					fail = true
				}
				if test.err.Error() != err.Error() {
					fail = true
				}
			}
			if fail {
				t.Fatalf("Expected %v but got %v", test.err, err)
			}
		})
	}

		t.Run(fmt.Sprintf("Test_%d", i+1), func(t *testing.T) {
			cfg, err := ParseConfig(bytes.NewReader([]byte(tc.inputConfig)))
			if err != nil {
				t.Fatalf("Got unexpected error: %v", err)
			}
			if got := cfg.Rules[0].MetadataReplicate(tc.opts); got != tc.expectedResult {
				t.Fatalf("Expected result with recursive set to false: `%v`, got: `%v`", tc.expectedResult, got)
			}
		})
	}

	v := allTierStats{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after Skip(): %q", len(left), left)

	v := BatchJobReplicateCredentials{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after Skip(): %q", len(left), left)

	}

	for _, testCase := range ipv4TestCases {
		globalDomainIPs = nil

		updateDomainIPs(testCase.endPoints)

		if !testCase.expectedResult.Equals(globalDomainIPs) {
			t.Fatalf("error: expected = %s, got = %s", testCase.expectedResult, globalDomainIPs)
		}
	}

	v := BatchJobPrefix{}
	bts, err := v.MarshalMsg(nil)
	if err != nil {
		t.Fatal(err)
	}
	left, err := v.UnmarshalMsg(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after UnmarshalMsg(): %q", len(left), left)
	}

	left, err = msgp.Skip(bts)
	if err != nil {
		t.Fatal(err)
	}
	if len(left) > 0 {
		t.Errorf("%d bytes left over after Skip(): %q", len(left), left)