react formik, test if submit function called on click - jest,enzyme









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I am testing a react component which contains a form(using formik) and I need to test if on submit button clicked, whether submit function is called or not.



at the moment, the test is failing.
now, the form has required fields schema too using yup
so, I was wondering whether I need to fill up all the fields before testing it.
because at the moment, it doesnt submit until the form has errors i.e. if the required fieldss are empty. so does that obstruct the testing of the button click and the function being called or not?



describe('submitform', () => 
let wrapper = '';
const handleSubmit = jest.fn();
beforeEach(() =>
wrapper = mount(<ExampleButton >
<span className="visible-sm">Next</span>
<span className="visible-xs font-entity">
&rsaquo;
</span>
</ExampleButton>
);
);
afterEach(() =>
wrapper.unmount();
);
it('call function on click',async ()=>

// let btn = wrapper.find('#btnEx').find('button').find('#btnEx');
let btn = wrapper.find('button').simulate('click');
console.log('wrapper : ',btn.debug());
// btn.props().onClick();
expect(handleSubmit).toHaveBeenCalled();
);
)


how do I fill up the fields then, before testing? or is it even required for me to fill up the fields before testing on click?










share|improve this question























  • does ExampleButton component contain a form(if so its name is really confusing)? where do you pass handleSubmit mock? what does mean "test is failing"? is it about function has not been called or something else?
    – skyboyer
    Nov 11 at 18:10














up vote
1
down vote

favorite












I am testing a react component which contains a form(using formik) and I need to test if on submit button clicked, whether submit function is called or not.



at the moment, the test is failing.
now, the form has required fields schema too using yup
so, I was wondering whether I need to fill up all the fields before testing it.
because at the moment, it doesnt submit until the form has errors i.e. if the required fieldss are empty. so does that obstruct the testing of the button click and the function being called or not?



describe('submitform', () => 
let wrapper = '';
const handleSubmit = jest.fn();
beforeEach(() =>
wrapper = mount(<ExampleButton >
<span className="visible-sm">Next</span>
<span className="visible-xs font-entity">
&rsaquo;
</span>
</ExampleButton>
);
);
afterEach(() =>
wrapper.unmount();
);
it('call function on click',async ()=>

// let btn = wrapper.find('#btnEx').find('button').find('#btnEx');
let btn = wrapper.find('button').simulate('click');
console.log('wrapper : ',btn.debug());
// btn.props().onClick();
expect(handleSubmit).toHaveBeenCalled();
);
)


how do I fill up the fields then, before testing? or is it even required for me to fill up the fields before testing on click?










share|improve this question























  • does ExampleButton component contain a form(if so its name is really confusing)? where do you pass handleSubmit mock? what does mean "test is failing"? is it about function has not been called or something else?
    – skyboyer
    Nov 11 at 18:10












up vote
1
down vote

favorite









up vote
1
down vote

favorite











I am testing a react component which contains a form(using formik) and I need to test if on submit button clicked, whether submit function is called or not.



at the moment, the test is failing.
now, the form has required fields schema too using yup
so, I was wondering whether I need to fill up all the fields before testing it.
because at the moment, it doesnt submit until the form has errors i.e. if the required fieldss are empty. so does that obstruct the testing of the button click and the function being called or not?



describe('submitform', () => 
let wrapper = '';
const handleSubmit = jest.fn();
beforeEach(() =>
wrapper = mount(<ExampleButton >
<span className="visible-sm">Next</span>
<span className="visible-xs font-entity">
&rsaquo;
</span>
</ExampleButton>
);
);
afterEach(() =>
wrapper.unmount();
);
it('call function on click',async ()=>

// let btn = wrapper.find('#btnEx').find('button').find('#btnEx');
let btn = wrapper.find('button').simulate('click');
console.log('wrapper : ',btn.debug());
// btn.props().onClick();
expect(handleSubmit).toHaveBeenCalled();
);
)


how do I fill up the fields then, before testing? or is it even required for me to fill up the fields before testing on click?










share|improve this question















I am testing a react component which contains a form(using formik) and I need to test if on submit button clicked, whether submit function is called or not.



at the moment, the test is failing.
now, the form has required fields schema too using yup
so, I was wondering whether I need to fill up all the fields before testing it.
because at the moment, it doesnt submit until the form has errors i.e. if the required fieldss are empty. so does that obstruct the testing of the button click and the function being called or not?



describe('submitform', () => 
let wrapper = '';
const handleSubmit = jest.fn();
beforeEach(() =>
wrapper = mount(<ExampleButton >
<span className="visible-sm">Next</span>
<span className="visible-xs font-entity">
&rsaquo;
</span>
</ExampleButton>
);
);
afterEach(() =>
wrapper.unmount();
);
it('call function on click',async ()=>

// let btn = wrapper.find('#btnEx').find('button').find('#btnEx');
let btn = wrapper.find('button').simulate('click');
console.log('wrapper : ',btn.debug());
// btn.props().onClick();
expect(handleSubmit).toHaveBeenCalled();
);
)


how do I fill up the fields then, before testing? or is it even required for me to fill up the fields before testing on click?







javascript reactjs jestjs enzyme formik






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share|improve this question













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edited Nov 11 at 18:05









skyboyer

3,07611028




3,07611028










asked Nov 11 at 11:51









faraz

57031330




57031330











  • does ExampleButton component contain a form(if so its name is really confusing)? where do you pass handleSubmit mock? what does mean "test is failing"? is it about function has not been called or something else?
    – skyboyer
    Nov 11 at 18:10
















  • does ExampleButton component contain a form(if so its name is really confusing)? where do you pass handleSubmit mock? what does mean "test is failing"? is it about function has not been called or something else?
    – skyboyer
    Nov 11 at 18:10















does ExampleButton component contain a form(if so its name is really confusing)? where do you pass handleSubmit mock? what does mean "test is failing"? is it about function has not been called or something else?
– skyboyer
Nov 11 at 18:10




does ExampleButton component contain a form(if so its name is really confusing)? where do you pass handleSubmit mock? what does mean "test is failing"? is it about function has not been called or something else?
– skyboyer
Nov 11 at 18:10

















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