redux-form
Version:
A higher order component decorator for forms using Redux and React
127 lines (108 loc) • 6.27 kB
JavaScript
import expect from 'expect';
import updateField from '../updateField';
describe('updateField', () => {
it('should return new field object when something changes', () => {
const field = {value: 'foo'};
const result = updateField(field, {value: 'bar'}, false, undefined);
expect(result).toNotBe(field);
});
it('should set value', () => {
expect(updateField({}, {value: 'foo'}, true, undefined).value).toBe('foo');
expect(updateField({value: 'foo'}, {value: 'bar'}, true, undefined).value).toBe('bar');
expect(updateField({}, {value: 42}, true, undefined).value).toBe(42);
expect(updateField({value: 3}, {value: 42}, true, undefined).value).toBe(42);
});
it('should set pristine and dirty', () => {
const result1 = updateField({}, {value: 'foo', initial: 'foo'}, false, undefined);
expect(result1.dirty).toBe(false);
expect(result1.pristine).toBe(true);
const result2 = updateField({}, {value: 'foo', initial: 'bar'}, false, undefined);
expect(result2.dirty).toBe(true);
expect(result2.pristine).toBe(false);
// test that it overwrites existing flags
const result3 = updateField({dirty: true, pristine: false}, {value: 'foo', initial: 'foo'}, false, undefined);
expect(result3.dirty).toBe(false);
expect(result3.pristine).toBe(true);
const result4 = updateField({dirty: false, pristine: true}, {value: 'foo', initial: 'bar'}, false, undefined);
expect(result4.dirty).toBe(true);
expect(result4.pristine).toBe(false);
});
it('should have no error when no errors', () => {
expect(updateField({}, {}, false, undefined).error).toBe(undefined);
});
it('should set error from sync error', () => {
expect(updateField({}, {}, false, 'foo').error).toBe('foo');
expect(updateField({}, {}, false, 'bar').error).toBe('bar');
});
it('should set error from submit error', () => {
expect(updateField({}, {submitError: 'foo'}, false, undefined).error).toBe('foo');
expect(updateField({}, {submitError: 'bar'}, false, undefined).error).toBe('bar');
});
it('should set error from async error', () => {
expect(updateField({}, {asyncError: 'foo'}, false, undefined).error).toBe('foo');
expect(updateField({}, {asyncError: 'bar'}, false, undefined).error).toBe('bar');
});
it('should prioritize submit error over async error', () => {
expect(updateField({}, {asyncError: 'fooAsync', submitError: 'fooSubmit'}, false, undefined).error).toBe('fooSubmit');
expect(updateField({}, {asyncError: 'barAsync', submitError: 'barSubmit'}, false, undefined).error).toBe('barSubmit');
});
it('should prioritize sync error over async error', () => {
expect(updateField({}, {asyncError: 'fooAsync'}, false, 'fooSync').error).toBe('fooSync');
expect(updateField({}, {asyncError: 'barAsync'}, false, 'barSync').error).toBe('barSync');
});
it('should prioritize sync error over submit error', () => {
expect(updateField({}, {submitError: 'fooSubmit'}, false, 'fooSync').error).toBe('fooSync');
expect(updateField({}, {submitError: 'barSubmit'}, false, 'barSync').error).toBe('barSync');
});
it('should prioritize sync error over submit and async error', () => {
expect(updateField({}, {asyncError: 'fooAsync', submitError: 'fooSubmit'}, false, 'fooSync').error).toBe('fooSync');
expect(updateField({}, {asyncError: 'barAsync', submitError: 'barSubmit'}, false, 'barSync').error).toBe('barSync');
});
it('should set valid/invalid', () => {
const result1 = updateField({}, {}, false, undefined);
expect(result1.valid).toBe(true);
expect(result1.invalid).toBe(false);
const result2 = updateField({}, {}, false, 'sync error');
expect(result2.valid).toBe(false);
expect(result2.invalid).toBe(true);
// test that it overwrites existing flags
const result3 = updateField({valid: false, invalid: true}, {}, false, undefined);
expect(result3.valid).toBe(true);
expect(result3.invalid).toBe(false);
const result4 = updateField({valid: true, invalid: false}, {}, false, 'sync error');
expect(result4.valid).toBe(false);
expect(result4.invalid).toBe(true);
});
it('should set active', () => {
expect(updateField({}, {}, true, undefined).active).toBe(true);
expect(updateField({active: false}, {}, true, undefined).active).toBe(true);
expect(updateField({}, {}, false, undefined).active).toBe(false);
expect(updateField({active: true}, {}, false, undefined).active).toBe(false);
});
it('should set touched', () => {
// init
expect(updateField({}, {touched: true}, false, undefined).touched).toBe(true);
expect(updateField({}, {touched: false}, false, undefined).touched).toBe(false);
expect(updateField({}, {}, false, undefined).touched).toBe(false);
// update
expect(updateField({touched: false}, {touched: true}, false, undefined).touched).toBe(true);
expect(updateField({touched: true}, {touched: false}, false, undefined).touched).toBe(false);
expect(updateField({touched: true}, {}, false, undefined).touched).toBe(false);
});
it('should set visited', () => {
// init
expect(updateField({}, {visited: true}, false, undefined).visited).toBe(true);
expect(updateField({}, {visited: false}, false, undefined).visited).toBe(false);
expect(updateField({}, {}, false, undefined).visited).toBe(false);
// update
expect(updateField({visited: false}, {visited: true}, false, undefined).visited).toBe(true);
expect(updateField({visited: true}, {visited: false}, false, undefined).visited).toBe(false);
expect(updateField({visited: true}, {}, false, undefined).visited).toBe(false);
});
it('should change initial and default values when initial changes', () => {
expect(updateField({ initialValue: 1, defaultValue: 1 }, { initial: 2 }, false, undefined).initialValue).toBe(2);
expect(updateField({ initialValue: 1, defaultValue: 1 }, { initial: 2 }, false, undefined).defaultValue).toBe(2);
expect(updateField({ initialValue: 1, defaultValue: 1 }, { initial: undefined }, false, undefined).initialValue).toBe(undefined);
expect(updateField({ initialValue: 1, defaultValue: 1 }, { initial: undefined }, false, undefined).defaultValue).toBe(undefined);
});
});