debian-mirror-gitlab/spec/frontend/lib/utils/forms_spec.js

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import {
serializeForm,
serializeFormObject,
isEmptyValue,
parseRailsFormFields,
} from '~/lib/utils/forms';
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describe('lib/utils/forms', () => {
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const createDummyForm = (inputs) => {
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const form = document.createElement('form');
form.innerHTML = inputs
.map(({ type, name, value }) => {
let str = ``;
if (type === 'select') {
str = `<select name="${name}">`;
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value.forEach((v) => {
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if (v.length > 0) {
str += `<option value="${v}"></option> `;
}
});
str += `</select>`;
} else {
str = `<input type="${type}" name="${name}" value="${value}" checked/>`;
}
return str;
})
.join('');
return form;
};
describe('serializeForm', () => {
it('returns an object of key values from inputs', () => {
const form = createDummyForm([
{ type: 'text', name: 'foo', value: 'foo-value' },
{ type: 'text', name: 'bar', value: 'bar-value' },
]);
const data = serializeForm(form);
expect(data).toEqual({
foo: 'foo-value',
bar: 'bar-value',
});
});
it('works with select', () => {
const form = createDummyForm([
{ type: 'select', name: 'foo', value: ['foo-value1', 'foo-value2'] },
{ type: 'text', name: 'bar', value: 'bar-value1' },
]);
const data = serializeForm(form);
expect(data).toEqual({
foo: 'foo-value1',
bar: 'bar-value1',
});
});
it('works with multiple inputs of the same name', () => {
const form = createDummyForm([
{ type: 'checkbox', name: 'foo', value: 'foo-value3' },
{ type: 'checkbox', name: 'foo', value: 'foo-value2' },
{ type: 'checkbox', name: 'foo', value: 'foo-value1' },
{ type: 'text', name: 'bar', value: 'bar-value2' },
{ type: 'text', name: 'bar', value: 'bar-value1' },
]);
const data = serializeForm(form);
expect(data).toEqual({
foo: ['foo-value3', 'foo-value2', 'foo-value1'],
bar: ['bar-value2', 'bar-value1'],
});
});
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it('handles Microsoft Edge FormData.getAll() bug', () => {
const formData = [
{ type: 'checkbox', name: 'foo', value: 'foo-value1' },
{ type: 'text', name: 'bar', value: 'bar-value2' },
];
const form = createDummyForm(formData);
jest
.spyOn(FormData.prototype, 'getAll')
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.mockImplementation((name) =>
formData.map((elem) => (elem.name === name ? elem.value : undefined)),
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);
const data = serializeForm(form);
expect(data).toEqual({
foo: 'foo-value1',
bar: 'bar-value2',
});
});
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});
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describe('isEmptyValue', () => {
it.each`
input | returnValue
${''} | ${true}
${[]} | ${true}
${null} | ${true}
${undefined} | ${true}
${'hello'} | ${false}
${' '} | ${false}
${0} | ${false}
`('returns $returnValue for value $input', ({ input, returnValue }) => {
expect(isEmptyValue(input)).toBe(returnValue);
});
});
describe('serializeFormObject', () => {
it('returns an serialized object', () => {
const form = {
profileName: { value: 'hello', state: null, feedback: null },
spiderTimeout: { value: 2, state: true, feedback: null },
targetTimeout: { value: 12, state: true, feedback: null },
};
expect(serializeFormObject(form)).toEqual({
profileName: 'hello',
spiderTimeout: 2,
targetTimeout: 12,
});
});
it('returns only the entries with value', () => {
const form = {
profileName: { value: '', state: null, feedback: null },
spiderTimeout: { value: 0, state: null, feedback: null },
targetTimeout: { value: null, state: null, feedback: null },
name: { value: undefined, state: null, feedback: null },
};
expect(serializeFormObject(form)).toEqual({
spiderTimeout: 0,
});
});
});
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describe('parseRailsFormFields', () => {
let mountEl;
beforeEach(() => {
mountEl = document.createElement('div');
mountEl.classList.add('js-foo-bar');
});
afterEach(() => {
mountEl = null;
});
it('parses fields generated by Rails and returns object with HTML attributes', () => {
mountEl.innerHTML = `
<input type="text" placeholder="Name" value="Administrator" name="user[name]" id="user_name" data-js-name="name">
<input type="text" placeholder="Email" value="foo@bar.com" name="user[contact_info][email]" id="user_contact_info_email" data-js-name="contactInfoEmail">
<input type="text" placeholder="Phone" value="(123) 456-7890" name="user[contact_info][phone]" id="user_contact_info_phone" data-js-name="contact_info_phone">
<input type="hidden" placeholder="Job title" value="" name="user[job_title]" id="user_job_title" data-js-name="jobTitle">
<textarea name="user[bio]" id="user_bio" data-js-name="bio">Foo bar</textarea>
<select name="user[timezone]" id="user_timezone" data-js-name="timezone">
<option value="utc+12">[UTC - 12] International Date Line West</option>
<option value="utc+11" selected>[UTC - 11] American Samoa</option>
</select>
<input type="checkbox" name="user[interests][]" id="user_interests_vue" value="Vue" checked data-js-name="interests">
<input type="checkbox" name="user[interests][]" id="user_interests_graphql" value="GraphQL" data-js-name="interests">
<input type="radio" name="user[access_level]" value="regular" id="user_access_level_regular" data-js-name="accessLevel">
<input type="radio" name="user[access_level]" value="admin" id="user_access_level_admin" checked data-js-name="access_level">
<input name="user[private_profile]" type="hidden" value="0">
<input type="radio" name="user[private_profile]" id="user_private_profile" value="1" checked data-js-name="privateProfile">
<input name="user[email_notifications]" type="hidden" value="0">
<input type="radio" name="user[email_notifications]" id="user_email_notifications" value="1" data-js-name="emailNotifications">
`;
expect(parseRailsFormFields(mountEl)).toEqual({
name: {
name: 'user[name]',
id: 'user_name',
value: 'Administrator',
placeholder: 'Name',
},
contactInfoEmail: {
name: 'user[contact_info][email]',
id: 'user_contact_info_email',
value: 'foo@bar.com',
placeholder: 'Email',
},
contactInfoPhone: {
name: 'user[contact_info][phone]',
id: 'user_contact_info_phone',
value: '(123) 456-7890',
placeholder: 'Phone',
},
jobTitle: {
name: 'user[job_title]',
id: 'user_job_title',
value: '',
placeholder: 'Job title',
},
bio: {
name: 'user[bio]',
id: 'user_bio',
value: 'Foo bar',
},
timezone: {
name: 'user[timezone]',
id: 'user_timezone',
value: 'utc+11',
},
interests: [
{
name: 'user[interests][]',
id: 'user_interests_vue',
value: 'Vue',
checked: true,
},
{
name: 'user[interests][]',
id: 'user_interests_graphql',
value: 'GraphQL',
checked: false,
},
],
accessLevel: [
{
name: 'user[access_level]',
id: 'user_access_level_regular',
value: 'regular',
checked: false,
},
{
name: 'user[access_level]',
id: 'user_access_level_admin',
value: 'admin',
checked: true,
},
],
privateProfile: [
{
name: 'user[private_profile]',
id: 'user_private_profile',
value: '1',
checked: true,
},
],
emailNotifications: [
{
name: 'user[email_notifications]',
id: 'user_email_notifications',
value: '1',
checked: false,
},
],
});
});
it('returns an empty object if there are no inputs', () => {
expect(parseRailsFormFields(mountEl)).toEqual({});
});
it('returns an empty object if inputs do not have `name` attributes', () => {
mountEl.innerHTML = `
<input type="text" placeholder="Name" value="Administrator" id="user_name">
<input type="text" placeholder="Email" value="foo@bar.com" id="user_contact_info_email">
<input type="text" placeholder="Phone" value="(123) 456-7890" id="user_contact_info_phone">
`;
expect(parseRailsFormFields(mountEl)).toEqual({});
});
it('does not include field if `data-js-name` attribute is missing', () => {
mountEl.innerHTML = `
<input type="text" placeholder="Name" value="Administrator" name="user[name]" id="user_name" data-js-name="name">
<input type="text" placeholder="Email" value="foo@bar.com" name="user[email]" id="email">
`;
expect(parseRailsFormFields(mountEl)).toEqual({
name: {
name: 'user[name]',
id: 'user_name',
value: 'Administrator',
placeholder: 'Name',
},
});
});
it('throws error if `mountEl` argument is not passed', () => {
expect(() => parseRailsFormFields()).toThrow(new TypeError('`mountEl` argument is required'));
});
it('throws error if `mountEl` argument is `null`', () => {
expect(() => parseRailsFormFields(null)).toThrow(
new TypeError('`mountEl` argument is required'),
);
});
});
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});