).Update(ctx)
	if err != nil {
		t.Fatalf("Set Update mixed failed: %v", err)
	}
	if rows != 1 {
		t.Fatalf("expected 1 row affected for field update, got %d", rows)
	}

	var got User
	if err := DB.Preload("Pets").First(&got, user.ID).Error; err != nil {
		t.Fatalf("load user: %v", err)
	}
	if got.Age != 30 {
		t.Fatalf("expected age 30, got %d", got.Age)
	}

		ipList, err := getHostIP(testCase.host)
		switch {
		case testCase.expectedErr == nil:
			if err != nil {
				t.Fatalf("error: expected = <nil>, got = %v", err)
			}
		case err == nil:
			t.Fatalf("error: expected = %v, got = <nil>", testCase.expectedErr)
		case testCase.expectedErr.Error() != err.Error():
			t.Fatalf("error: expected = %v, got = %v", testCase.expectedErr, err)
		}

		if testCase.expectedIPList != nil {

			err: errXMLNotWellFormed,
		},
	}

	for i, tc := range trTests {
		var tr Transition
		err := xml.Unmarshal([]byte(tc.input), &tr)
		if err != nil {
			t.Fatalf("%d: xml unmarshal failed with %v", i+1, err)
		}
		if err = tr.Validate(); err != tc.err {
			t.Fatalf("%d: Invalid transition %v: err %v", i+1, tr, err)
		}
	}

	ntrTests := []struct {
		input string
		err   error
	}{
		{

}

func doCheckPet(t *testing.T, pet Pet, expect Pet, unscoped bool) {
	if pet.ID != 0 {
		var newPet Pet
		if err := db(unscoped).Where("id = ?", pet.ID).First(&newPet).Error; err != nil {
			t.Fatalf("errors happened when query: %v", err)
		} else {
			AssertObjEqual(t, newPet, pet, "ID", "CreatedAt", "UpdatedAt", "DeletedAt", "UserID", "Name")

		t.Fatalf("Error happened when append Toy, got %v", err)
	}

	if toy2.ID == 0 {
		t.Fatalf("toy2's ID should be created")
	}

	pet.Toy = toy2
	CheckPet(t, pet2, pet)

	AssertAssociationCount(t, pet2, "Toy", 1, "AfterReplace")

	// Delete
	if err := DB.Model(&pet2).Association("Toy").Delete(&Toy{}); err != nil {
		t.Fatalf("Error happened when delete toy, got %v", err)

		t.Fatalf("no error should happen but got %v", err)
	}

	time.Sleep(time.Second)

	var result2 User
	if err := tx.Find(&result2, user.ID).Error; err != nil {
		t.Fatalf("no error should happen but got %v", err)
	}

	user2 := *GetUser("prepared_stmt2", Config{})
	if err := txCtx.Create(&user2).Error; err == nil {
		t.Fatalf("should failed to create with timeout context")
	}

	if err := DB.Create(user).Error; err != nil {
		t.Fatalf("failed to create user, got error %v", err)
	}

	if err := DB.Select(clause.Associations, "Pets.Toy").Delete(&user).Error; err != nil {
		t.Fatalf("failed to delete user, got error %v", err)
	}

			}

			for i, hdr := range hdrs {
				if i >= len(v.headers) {
					t.Fatalf("entry %d: unexpected header:\ngot %+v", i, *hdr)
				}
				if !reflect.DeepEqual(*hdr, *v.headers[i]) {
					t.Fatalf("entry %d: incorrect header:\ngot  %+v\nwant %+v", i, *hdr, *v.headers[i])
				}
			}
			if len(hdrs) != len(v.headers) {
				t.Fatalf("got %d headers, want %d headers", len(hdrs), len(v.headers))
			}

		ObjectSizeLessThan:    100 * humanize.GiByte,
	}
	b, err := xml.Marshal(f1)
	if err != nil {
		t.Fatalf("Failed to marshal %v", f1)
	}
	var f2 Filter
	err = xml.Unmarshal(b, &f2)
	if err != nil {
		t.Fatalf("Failed to unmarshal %s", string(b))
	}
	if f1.ObjectSizeLessThan != f2.ObjectSizeLessThan {
		t.Fatalf("Expected %v but got %v", f1.ObjectSizeLessThan, f2.And.ObjectSizeLessThan)
	}

	user := *GetUser("update-has-many", Config{})

	if err := DB.Create(&user).Error; err != nil {
		t.Fatalf("errors happened when create: %v", err)
	}

	user.Pets = []*Pet{{Name: "pet1"}, {Name: "pet2"}}
	if err := DB.Save(&user).Error; err != nil {
		t.Fatalf("errors happened when update: %v", err)
	}

	var user2 User
	DB.Preload("Pets").Find(&user2, "id = ?", user.ID)
	CheckUser(t, user2, user)