import React from 'react';
import {
act,
fireEvent,
render,
renderHook,
screen,
waitFor,
waitForElementToBeRemoved,
} from '@testing-library/react';
import { VALIDATION_MODE } from '../../constants';
import { Controller } from '../../controller';
import type { UseFormRegister } from '../../types';
import { useForm } from '../../useForm';
import { FormProvider, useFormContext } from '../../useFormContext';
import isFunction from '../../utils/isFunction';
import isString from '../../utils/isString';
import noop from '../../utils/noop';
describe('register', () => {
it('should support register passed to ref', async () => {
const { result } = renderHook(() =>
useForm<{ test: string }>({
defaultValues: {
test: 'testData',
},
}),
);
const { ref } = result.current.register('test');
isFunction(ref) &&
ref({
target: {
value: 'testData',
},
});
await act(async () => {
await result.current.handleSubmit((data) => {
expect(data).toEqual({
test: 'testData',
});
})({
preventDefault: noop,
persist: noop,
} as React.SyntheticEvent);
});
});
test.each([['text'], ['radio'], ['checkbox']])(
'should register field for %s type and remain its value after unmount',
async (type) => {
const Component = () => {
const {
register,
watch,
formState: { isDirty },
} = useForm<{
test: string;
}>({
defaultValues: {
test: 'test',
},
});
const test = watch('test');
return (
);
};
render();
const ref = screen.getByRole(type === 'text' ? 'textbox' : type);
ref.remove();
expect(screen.getByRole('alert').textContent).toBe('false');
expect(screen.getByText('test')).toBeVisible();
},
);
test.each([['text'], ['radio'], ['checkbox']])(
'should not register the same %s input',
async (type) => {
const callback = jest.fn();
const Component = () => {
const { register, handleSubmit } = useForm<{
test: string;
}>();
return (
);
};
render();
fireEvent.click(screen.getByRole('button', { name: /submit/ }));
await waitFor(() =>
expect(callback).toHaveBeenCalledWith(
{
test: type === 'checkbox' ? false : type === 'radio' ? null : '',
},
expect.any(Object),
),
);
},
);
it('should determine checkbox group by type of reference value', async () => {
const callback = jest.fn();
const Component = () => {
const { register, handleSubmit } = useForm<{
test: string[];
}>({
defaultValues: {
test: [],
},
});
return (
);
};
render();
fireEvent.click(screen.getByRole('checkbox'));
fireEvent.click(screen.getByRole('button', { name: /submit/ }));
await waitFor(() =>
expect(callback).toHaveBeenCalledWith(
{
test: ['A'],
},
expect.any(Object),
),
);
});
it('should re-render if errors occurred with resolver when formState.isValid is defined', async () => {
const Component = () => {
const { register, formState } = useForm<{ test: string }>({
resolver: async (data) => {
return {
values: data,
errors: {
test: {
type: 'test',
},
},
};
},
});
return (
{`${formState.isValid}`}
);
};
render();
expect(screen.getByRole('alert').textContent).toBe('false');
});
it('should be set default value when item is remounted again', async () => {
const { result, unmount } = renderHook(() => useForm<{ test: string }>());
result.current.register('test');
result.current.setValue('test', 'test');
unmount();
const ref = { type: 'text', name: 'test' };
result.current.register('test');
expect(ref).toEqual({ type: 'text', name: 'test' });
expect(result.current.getValues()).toEqual({ test: 'test' });
});
// issue: https://github.com/react-hook-form/react-hook-form/issues/2298
it('should reset isValid formState after reset with valid value in initial render', async () => {
const Component = () => {
const { register, reset, formState } = useForm<{
issue: string;
test: string;
}>({
mode: VALIDATION_MODE.onChange,
});
React.useEffect(() => {
setTimeout(() => {
reset({ issue: 'test', test: 'test' });
});
}, [reset]);
return (
);
};
render();
await waitFor(() => {
expect(screen.getByRole('button')).not.toBeDisabled();
});
});
it('should update isValid correctly with custom registered input', async () => {
function Component() {
const {
register,
setValue,
formState: { isValid },
} = useForm({
defaultValues: { a: 'default', b: '' },
mode: 'onChange',
});
React.useEffect(() => {
register('a', {
required: 'required',
});
register('b', {
required: 'required',
});
}, [register]);
return (
);
}
render();
expect(screen.getByText('false')).toBeVisible();
fireEvent.input(screen.getByPlaceholderText('inputA'), {
target: { value: 'test' },
});
expect(await screen.findByText('false')).toBeVisible();
fireEvent.input(screen.getByPlaceholderText('inputB'), {
target: { value: 'test' },
});
expect(await screen.findByText('true')).toBeVisible();
});
it('should custom register with value and can be updated', async () => {
const App = () => {
const [inputValue, setInput] = React.useState(1);
const [data, setData] = React.useState('');
const { handleSubmit, register, setValue } = useForm<{ test: string }>();
React.useEffect(() => {
register('test', {
value: 'bill',
});
}, [register]);
return (
);
};
render();
fireEvent.click(screen.getByRole('button', { name: 'handleSubmit' }));
fireEvent.click(screen.getByRole('button', { name: 'update' }));
expect(await screen.findByText('bill')).toBeVisible();
fireEvent.click(screen.getByRole('button', { name: 'handleSubmit' }));
expect(await screen.findByText('1234')).toBeVisible();
});
it('should not affect or check against defaultChecked inputs', async () => {
type FormValues = Partial<{
radio: string;
checkbox: string[];
}>;
let output: FormValues;
output = {};
function Component() {
const { register, handleSubmit } = useForm();
return (
);
}
render();
fireEvent.click(screen.getByRole('button'));
await waitFor(() =>
expect(output).toEqual({
checkbox: ['No'],
radio: 'No',
}),
);
});
describe('when defaultValue is provided', () => {
it('should check checkbox by default when value matches', async () => {
type FormValues = Partial<{
checkbox: string;
}>;
function Component() {
const { register } = useForm({
defaultValues: {
checkbox: 'A',
},
});
return (
);
}
render();
expect((screen.getByRole('checkbox') as HTMLInputElement).checked).toBe(
true,
);
});
it('should not check checkboxes when defaultValue is empty array', async () => {
type FormValues = Partial<{
checkbox: string[];
}>;
function Component() {
const { register } = useForm({
defaultValues: {
checkbox: [],
},
});
return (
);
}
render();
expect((screen.getByRole('checkbox') as HTMLInputElement).checked).toBe(
false,
);
});
it('should only check checkboxes when array defaultValue includes input value', async () => {
type FormValues = Partial<{
checkbox: string[];
}>;
function Component() {
const { register } = useForm({
defaultValues: {
checkbox: ['B'],
},
});
return (
);
}
render();
expect(
(screen.getByLabelText('checkbox-A') as HTMLInputElement).checked,
).toBe(false);
});
});
it('should remove input value and reference with shouldUnregister: true', () => {
type FormValue = {
test: string;
};
const watchedValue: FormValue[] = [];
const Component = () => {
const { register, watch } = useForm({
defaultValues: {
test: 'bill',
},
});
const [show, setShow] = React.useState(true);
watchedValue.push(watch());
return (
<>
{show && }
>
);
};
render();
expect(watchedValue.at(-1)).toEqual({ test: 'bill' });
fireEvent.click(screen.getByRole('button'));
// Let's check all values of renders with implicitly the number of render (for each value)
expect(watchedValue).toEqual([
{
test: 'bill',
},
{
test: 'bill',
},
{
test: 'bill',
},
{},
]);
});
it('should keep defaultValue with shouldUnregister: true when input unmounts', () => {
type FormValue = {
test: string;
};
const Component = () => {
const { register } = useForm({
defaultValues: {
test: 'bill',
},
shouldUnregister: true,
});
const [show, setShow] = React.useState(true);
return (
<>
{show && }
>
);
};
render();
expect((screen.getByRole('textbox') as HTMLInputElement).value).toEqual(
'bill',
);
fireEvent.click(screen.getByRole('button'));
fireEvent.click(screen.getByRole('button'));
expect((screen.getByRole('textbox') as HTMLInputElement).value).toEqual(
'bill',
);
});
it('should skip register absent fields which are checkbox/radio inputs', async () => {
let data: unknown;
const App = () => {
const { register, handleSubmit } = useForm({
defaultValues: {
test: ['1', '2', '3'],
nested: {
test: {},
test1: [],
},
},
});
return (
);
};
render();
fireEvent.click(screen.getByRole('button'));
await waitFor(() =>
expect(data).toEqual({
nested: {
test: {},
test1: [],
},
test: ['1', '2', '3'],
}),
);
fireEvent.click(screen.getAllByRole('checkbox')[0]);
fireEvent.click(screen.getByRole('button'));
await waitFor(() =>
expect(data).toEqual({
test: ['2', '3'],
nested: {
test: {},
test1: [],
},
}),
);
});
describe('register disabled', () => {
it('should return undefined for disabled inputs', async () => {
let output = {};
const defaultValues = {
test: true,
};
function App() {
const { register, handleSubmit } = useForm({
defaultValues: defaultValues,
});
return (
);
}
render();
fireEvent.click(screen.getByRole('button'));
expect(output).toEqual({
test: undefined,
});
});
it('should still show all inputs which has disabled set to true', async () => {
let outputData: object = {};
const watchedData: object[] = [];
const Component = () => {
const { register, handleSubmit, watch } = useForm<{
test?: string;
test1?: string;
test2?: string;
test3?: string;
test4: string;
}>();
watchedData.push(watch());
return (
);
};
render();
fireEvent.change(screen.getByTestId('input'), {
target: { value: '1234' },
});
fireEvent.click(screen.getByRole('button'));
expect(watchedData).toStrictEqual([
{},
{
test: '',
test1: false,
test2: null,
test3: '',
test4: '',
},
{
test: '',
test1: false,
test2: null,
test3: '',
test4: '1234',
},
]);
await waitFor(() =>
expect(outputData).toStrictEqual({
test: '',
test1: false,
test2: null,
test3: '',
test4: '1234',
}),
);
});
it('should validate value after toggling enabled/disabled on input', async () => {
const defaultValue = 'Test';
const validate = jest.fn();
const submit = jest.fn();
const onSubmit = (values: unknown) => {
submit(values);
};
const App = () => {
const [editable, setEditable] = React.useState(false);
const { register, handleSubmit } = useForm();
return (
);
};
render();
expect(validate).toBeCalledTimes(0);
fireEvent.click(screen.getByText('Toggle Edit'));
fireEvent.click(screen.getByText('Submit'));
expect(validate).toBeCalledWith(defaultValue, { test: 'Test' });
await waitFor(() =>
expect(submit).toBeCalledWith({ test: defaultValue }),
);
fireEvent.click(screen.getByText('Toggle Edit'));
fireEvent.click(screen.getByText('Submit'));
await waitFor(() => expect(submit).toBeCalledWith({ test: undefined }));
});
it('should not throw errors with disabled input', async () => {
const message = 'Must have at least one checked!';
function Checkbox() {
const { register } = useFormContext();
return (
<>
Must select:
{
return value && value.length > 0 ? true : message;
},
})}
/>
A
>
);
}
function App() {
const formMethods = useForm({
mode: 'onSubmit',
defaultValues: { test: '' },
});
const { handleSubmit, formState } = formMethods;
return (
<>
>
);
}
render();
fireEvent.click(screen.getByRole('button'));
expect(await screen.findByText(message)).toBeVisible();
fireEvent.click(screen.getByRole('checkbox'));
fireEvent.click(screen.getByRole('button'));
fireEvent.click(screen.getByRole('button'));
await waitFor(() =>
expect(screen.queryByText(message)).not.toBeInTheDocument(),
);
});
it('should affect a group of checked attribute with disabled attribute', () => {
const App = () => {
const { register } = useForm();
const options = [
{ checked: false, disabled: false, value: 'test' },
{ checked: true, disabled: true, value: 'test1' },
{ checked: false, disabled: false, value: 'test2' },
];
return (
<>
{options.map((option, index) => {
return (
);
})}
>
);
};
render();
expect(
(screen.getByTestId('checkbox0') as HTMLInputElement).checked,
).toBeFalsy();
expect(
(screen.getByTestId('checkbox1') as HTMLInputElement).checked,
).toBeTruthy();
expect(
(screen.getByTestId('checkbox2') as HTMLInputElement).checked,
).toBeFalsy();
});
it('should affect a single checked attribute with disabled attribute', () => {
const App = () => {
const { register } = useForm<{
test: boolean;
test1: boolean;
test2: boolean;
}>({
defaultValues: {
test: true,
test1: true,
},
});
return (
);
};
render();
expect(
(screen.getByTestId('checkbox1') as HTMLInputElement).checked,
).toBeTruthy();
expect(
(screen.getByTestId('checkbox2') as HTMLInputElement).checked,
).toBeTruthy();
expect(
(screen.getByTestId('checkbox3') as HTMLInputElement).checked,
).toBeTruthy();
});
it('should work correctly with toggle disabled attribute and validation', async () => {
type FormValues = {
test: string;
};
function Input({
disabled,
register,
}: {
disabled: boolean;
register: UseFormRegister;
}) {
const options = {
disabled,
validate: (value: string) => {
return value && value.length > 0
? true
: 'Must have at least one checked!';
},
};
return (
);
}
const App = () => {
const [value, setValue] = React.useState({});
const [disabled, setDisabled] = React.useState(false);
const {
register,
handleSubmit,
formState: { errors },
} = useForm();
return (
);
};
render();
fireEvent.click(screen.getByRole('checkbox'));
fireEvent.click(screen.getByRole('button', { name: 'submit' }));
expect(await screen.findByText('{"test":"a"}')).toBeVisible();
fireEvent.click(screen.getByRole('button', { name: 'setDisabled' }));
fireEvent.click(screen.getByRole('button', { name: 'submit' }));
expect(await screen.findByText('{}')).toBeVisible();
fireEvent.click(screen.getByRole('button', { name: 'setDisabled' }));
fireEvent.click(screen.getByRole('button', { name: 'submit' }));
expect(await screen.findByText('{"test":"a"}')).toBeVisible();
});
});
describe('register valueAs', () => {
it('should return number value with valueAsNumber', async () => {
let output = {};
const Component = () => {
const { register, handleSubmit } = useForm<{
test: number;
test1: boolean;
}>();
return (
);
};
render();
fireEvent.input(screen.getAllByRole('textbox')[0], {
target: {
value: '12345',
},
});
fireEvent.input(screen.getAllByRole('textbox')[1], {
target: {
value: 'true',
},
});
fireEvent.click(screen.getByRole('button'));
await waitFor(() => expect(output).toEqual({ test: 12345, test1: true }));
});
it('should return undefined value with setValueAs', async () => {
let output = {};
const Component = () => {
const { register, handleSubmit } = useForm<{
test: number;
}>();
return (
);
};
render();
fireEvent.input(screen.getByRole('textbox'), {
target: {
value: '',
},
});
fireEvent.click(screen.getByRole('button'));
expect(output).toEqual({ test: undefined });
});
it('should return NaN when value is valid', async () => {
let output = {};
const Component = () => {
const { register, handleSubmit } = useForm<{
test: number;
}>();
return (
);
};
render();
fireEvent.input(screen.getByRole('textbox'), {
target: {
value: '',
},
});
fireEvent.click(screen.getByRole('button'));
await waitFor(() => expect(output).toEqual({ test: NaN }));
});
it('should validate input before the valueAs', async () => {
const Component = () => {
const {
register,
formState: { errors },
} = useForm<{
test: number;
test1: number;
}>({
mode: 'onChange',
});
return (
<>
{
return !isString(data);
},
})}
/>
{errors.test && 'Not number'}
{errors.test1 && 'Number length'}
>
);
};
render();
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: '123',
},
});
expect(await screen.findByText('Not number')).toBeVisible();
fireEvent.change(screen.getAllByRole('textbox')[1], {
target: {
value: '12',
},
});
expect(await screen.findByText('Number length')).toBeVisible();
});
it('should be able to validate against formValues', async () => {
const App = () => {
const {
register,
formState: { errors },
} = useForm({
mode: 'onChange',
defaultValues: {
test: '',
test1: '',
},
});
return (
<>
data === formValues.test1,
})}
/>
{errors.test ? 'Not number' : 'No error'}
>
);
};
render();
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: '1',
},
});
await waitFor(() => screen.findByText('Not number'));
fireEvent.change(screen.getAllByRole('textbox')[1], {
target: {
value: '11',
},
});
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: '11',
},
});
await waitFor(() => screen.findByText('No error'));
});
it('should send valueAs fields to schema validation', () => {
let output: any;
const Component = () => {
const { register, trigger } = useForm<{
test: number;
test1: any;
test2: boolean;
}>({
resolver: (data) => {
output = data;
return {
values: {
test: 1,
test1: 2,
test2: true,
},
errors: {},
};
},
});
return (
);
};
render();
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: { value: 1 },
});
fireEvent.change(screen.getAllByRole('textbox')[1], {
target: { value: '1990' },
});
fireEvent.change(screen.getAllByRole('textbox')[2], {
target: { value: 'test' },
});
fireEvent.click(screen.getByRole('button'));
expect(output).toEqual({
test: 1,
test1: new Date('1990'),
test2: true,
});
});
it('should send valueAs fields to in build validator', async () => {
const Component = () => {
const {
register,
trigger,
formState: { errors },
} = useForm({
mode: 'onChange',
});
return (
<>
{
return value === 1;
},
valueAsNumber: true,
})}
/>
{errors.test && test error
}
{
return value === 1;
},
setValueAs: (value) => parseInt(value),
})}
/>
{errors.test1 && test1 error
}
>
);
};
render();
fireEvent.click(screen.getByRole('button'));
expect(await screen.findByText('test error')).toBeVisible();
expect(screen.getByText('test1 error')).toBeVisible();
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: '1',
},
});
fireEvent.change(screen.getAllByRole('textbox')[1], {
target: {
value: '1',
},
});
await waitForElementToBeRemoved(screen.queryByText('test error'));
expect(screen.queryByText('test1 error')).not.toBeInTheDocument();
});
it('should send valueAs fields to resolver', async () => {
const Component = () => {
const {
register,
trigger,
formState: { errors },
} = useForm<{
test: number;
test1: number;
}>({
mode: 'onChange',
resolver: async (data) => {
const valid = !(isNaN(data.test) && isNaN(data.test1));
return {
errors: valid
? {}
: {
test: {
type: 'error',
message: 'issue',
},
test1: {
type: 'error',
message: 'issue',
},
},
values: valid
? {
test: 1,
test1: 2,
}
: {},
};
},
});
return (
<>
{
return value === 1;
},
valueAsNumber: true,
})}
/>
{errors.test && test error
}
{
return value === 1;
},
setValueAs: (value) => parseInt(value),
})}
/>
{errors.test && test1 error
}
>
);
};
render();
fireEvent.click(screen.getByRole('button'));
expect(await screen.findByText('test error')).toBeVisible();
expect(screen.getByText('test1 error')).toBeVisible();
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: '1',
},
});
fireEvent.change(screen.getAllByRole('textbox')[1], {
target: {
value: '1',
},
});
await waitForElementToBeRemoved(screen.queryByText('test error'));
expect(screen.queryByText('test1 error')).not.toBeInTheDocument();
});
it('should still validate with an error existed', async () => {
function App() {
const {
register,
handleSubmit,
setError,
formState: { errors },
} = useForm<{ firstName: string }>();
const { name, ref, onBlur, onChange } = register('firstName');
return (
);
}
render();
fireEvent.click(screen.getByRole('button'));
expect(await screen.findByText('Empty')).toBeVisible();
fireEvent.change(screen.getByRole('textbox'), {
target: {
value: 'test',
},
});
await waitForElementToBeRemoved(screen.queryByText('Empty'));
});
});
it('should not register nested input', () => {
const watchedValue: unknown[] = [];
let inputs: unknown;
const Checkboxes = ({
value,
onChange,
}: {
value: boolean[];
onChange: (value: boolean[]) => void;
}) => {
const [checkboxValue, setCheckboxValue] = React.useState(value);
return (
{value.map((_, index) => (
{
const updatedValue = checkboxValue.map((item, i) => {
if (index === i) {
return e.target.checked;
}
return item;
});
setCheckboxValue(updatedValue);
onChange(updatedValue);
}}
type="checkbox"
checked={checkboxValue[index]}
/>
))}
);
};
function App() {
const { control, watch } = useForm({
defaultValues: {
test: [true, false, false],
},
});
inputs = control._fields;
watchedValue.push(watch());
return (
);
}
render();
fireEvent.click(screen.getAllByRole('checkbox')[0]);
expect(watchedValue).toEqual([
{ test: [true, false, false] },
{ test: [true, false, false] },
{ test: [false, false, false] },
]);
expect(inputs).toEqual({
test: {
_f: {
mount: true,
name: 'test',
ref: {
name: 'test',
},
value: [false, false, false],
},
},
});
});
describe('when setValueAs is presented with inputs', () => {
it('should not update inputs correctly with useForm defaultValues', () => {
const App = () => {
const { register } = useForm({
defaultValues: {
test: '1234',
},
});
return (
);
};
render();
expect((screen.getByRole('textbox') as HTMLInputElement).value).toEqual(
'1234',
);
});
it('should not update inputs correctly with reset', () => {
const App = () => {
const { register, reset } = useForm();
React.useEffect(() => {
reset({
test: '1234',
});
}, [reset]);
return (
);
};
render();
expect((screen.getByRole('textbox') as HTMLInputElement).value).toEqual(
'1234',
);
});
it('should populate input as string and submit as datetime object ', async () => {
let submitData: unknown;
const App = () => {
const { register, handleSubmit } = useForm<{
test: Date | string;
}>({
defaultValues: {
test: '2020-10-10',
},
});
return (
);
};
render();
expect((screen.getByRole('textbox') as HTMLInputElement).value).toEqual(
'2020-10-10',
);
fireEvent.click(screen.getByRole('button'));
await waitFor(() =>
expect(submitData).toEqual({
test: new Date('2020-10-10'),
}),
);
});
});
it('should not throw error when register with non input ref', () => {
const App = () => {
const { register } = useForm();
return (
test
);
};
render();
});
it('should be able to register input/textarea/select when embedded deeply', async () => {
let submitData: unknown;
const Select = React.forwardRef((_, ref) => {
return (
);
});
Select.displayName = 'Select';
const Input = React.forwardRef((_, ref) => {
return (
);
});
Input.displayName = 'Input';
const Textarea = React.forwardRef((_, ref) => {
return (
);
});
Textarea.displayName = 'Textarea';
const App = () => {
const { register, handleSubmit } = useForm({
defaultValues: {
input: 'input',
select: 'select',
textarea: 'textarea',
},
});
return (
);
};
render();
fireEvent.click(screen.getByRole('button'));
await waitFor(() =>
expect(submitData).toEqual({
input: 'input',
select: 'select',
textarea: 'textarea',
}),
);
expect((screen.getByTestId('input') as HTMLInputElement).value).toEqual(
'input',
);
expect((screen.getByTestId('select') as HTMLSelectElement).value).toEqual(
'select',
);
expect(
(screen.getByTestId('textarea') as HTMLTextAreaElement).value,
).toEqual('textarea');
});
it('should should trigger deps validation', async () => {
const App = () => {
const { register, getValues, formState } = useForm<{
firstName: string;
lastName: string;
}>({
mode: 'onChange',
});
return (
);
};
render();
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: 'test',
},
});
expect(await screen.findByText('error')).toBeVisible();
fireEvent.change(screen.getAllByRole('textbox')[1], {
target: {
value: 'test',
},
});
await waitForElementToBeRemoved(screen.queryByText('error'));
});
it('should should trigger deps validation with schema validation', async () => {
const App = () => {
const { register, formState } = useForm<{
firstName: string;
lastName: string;
}>({
mode: 'onChange',
resolver: (values) => {
if (values.firstName === values.lastName) {
return {
errors: {},
values,
};
} else {
return {
errors: {
firstName: {
type: 'error',
},
lastName: {
type: 'error',
},
},
values,
};
}
},
});
return (
{formState.errors.firstName &&
firstName error
}
{formState.errors.lastName &&
lastName error
}
);
};
render();
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: 'test',
},
});
expect(await screen.findByText('firstName error')).toBeVisible();
fireEvent.change(screen.getAllByRole('textbox')[1], {
target: {
value: 'test1',
},
});
expect(await screen.findByText('lastName error')).toBeVisible();
fireEvent.change(screen.getAllByRole('textbox')[1], {
target: {
value: 'test',
},
});
await waitFor(() =>
expect(screen.queryByText(/error/)).not.toBeInTheDocument(),
);
});
it('should trigger custom onChange event', async () => {
const onChange = jest.fn();
const App = () => {
const { register } = useForm();
return (
);
};
render();
fireEvent.blur(screen.getAllByRole('textbox')[0], {
target: {
value: 'value',
},
});
expect(onChange).toBeCalledTimes(0);
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: 'value',
},
});
expect(onChange).toBeCalledTimes(1);
expect(onChange).toBeCalledWith(
expect.objectContaining({
bubbles: true,
cancelable: false,
currentTarget: null,
type: 'change',
}),
);
});
it('should trigger custom onBlur event', async () => {
const onBlur = jest.fn();
const App = () => {
const { register } = useForm();
return (
);
};
render();
fireEvent.change(screen.getAllByRole('textbox')[0], {
target: {
value: 'value',
},
});
expect(onBlur).toBeCalledTimes(0);
fireEvent.blur(screen.getAllByRole('textbox')[0]);
expect(onBlur).toBeCalledTimes(1);
expect(onBlur).toBeCalledWith(
expect.objectContaining({
bubbles: true,
cancelable: false,
currentTarget: null,
type: 'blur',
}),
);
});
it('should not programmatically set input file value with FileList', async () => {
function App() {
const { register, watch } = useForm();
const moreDetail = watch('toggle');
return (
);
}
render();
fireEvent.click(screen.getByRole('checkbox'));
expect(await screen.findByPlaceholderText('test')).toBeVisible();
fireEvent.click(screen.getByRole('checkbox'));
await waitFor(() =>
expect(screen.queryByPlaceholderText('test')).not.toBeInTheDocument(),
);
fireEvent.click(screen.getByRole('checkbox'));
expect(await screen.findByPlaceholderText('test')).toBeVisible();
});
it('should set value before custom onChange', () => {
const test = jest.fn();
const App = () => {
const { register, getValues } = useForm();
return (
{
test(getValues());
},
})}
/>
);
};
render();
fireEvent.change(screen.getByRole('textbox'), {
target: { value: 'test' },
});
expect(test).toBeCalledWith({
test: 'test',
});
});
});