104 lines
3.1 KiB
JavaScript
104 lines
3.1 KiB
JavaScript
import {FormData} from 'formdata-node';
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import Blob from 'fetch-blob';
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import chai from 'chai';
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import {getFormDataLength, getBoundary, formDataIterator} from '../src/utils/form-data.js';
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import read from './utils/read-stream.js';
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const {expect} = chai;
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const carriage = '\r\n';
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const getFooter = boundary => `--${boundary}--${carriage.repeat(2)}`;
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describe('FormData', () => {
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it('should return a length for empty form-data', () => {
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const form = new FormData();
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const boundary = getBoundary();
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expect(getFormDataLength(form, boundary)).to.be.equal(Buffer.byteLength(getFooter(boundary)));
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});
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it('should add a Blob field\'s size to the FormData length', () => {
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const form = new FormData();
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const boundary = getBoundary();
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const string = 'Hello, world!';
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const expected = Buffer.byteLength(
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`--${boundary}${carriage}` +
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`Content-Disposition: form-data; name="field"${carriage.repeat(2)}` +
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string +
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`${carriage}${getFooter(boundary)}`
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);
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form.set('field', string);
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expect(getFormDataLength(form, boundary)).to.be.equal(expected);
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});
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it('should return a length for a Blob field', () => {
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const form = new FormData();
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const boundary = getBoundary();
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const blob = new Blob(['Hello, world!'], {type: 'text/plain'});
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form.set('blob', blob);
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const expected = blob.size + Buffer.byteLength(
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`--${boundary}${carriage}` +
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'Content-Disposition: form-data; name="blob"; ' +
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`filename="blob"${carriage}Content-Type: text/plain` +
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`${carriage.repeat(3)}${getFooter(boundary)}`
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);
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expect(getFormDataLength(form, boundary)).to.be.equal(expected);
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});
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it('should create a body from empty form-data', async () => {
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const form = new FormData();
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const boundary = getBoundary();
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expect(String(await read(formDataIterator(form, boundary)))).to.be.equal(getFooter(boundary));
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});
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it('should set default content-type', async () => {
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const form = new FormData();
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const boundary = getBoundary();
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form.set('blob', new Blob([]));
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expect(String(await read(formDataIterator(form, boundary)))).to.contain('Content-Type: application/octet-stream');
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});
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it('should create a body with a FormData field', async () => {
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const form = new FormData();
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const boundary = getBoundary();
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const string = 'Hello, World!';
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form.set('field', string);
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const expected = `--${boundary}${carriage}` +
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`Content-Disposition: form-data; name="field"${carriage.repeat(2)}` +
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string +
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`${carriage}${getFooter(boundary)}`;
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expect(String(await read(formDataIterator(form, boundary)))).to.be.equal(expected);
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});
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it('should create a body with a FormData Blob field', async () => {
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const form = new FormData();
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const boundary = getBoundary();
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const expected = `--${boundary}${carriage}` +
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'Content-Disposition: form-data; name="blob"; ' +
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`filename="blob"${carriage}Content-Type: text/plain${carriage.repeat(2)}` +
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'Hello, World!' +
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`${carriage}${getFooter(boundary)}`;
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form.set('blob', new Blob(['Hello, World!'], {type: 'text/plain'}));
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expect(String(await read(formDataIterator(form, boundary)))).to.be.equal(expected);
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});
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});
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