@pdfme/pdf-lib
Version:
Create and modify PDF files with JavaScript
49 lines • 2.37 kB
JavaScript
import fs from 'fs';
import { PDFDocument, AnnotationFlags } from '../../../src/index';
const fancyFieldsPdfBytes = fs.readFileSync('assets/pdfs/fancy_fields.pdf');
const pdfDocPromise = PDFDocument.load(fancyFieldsPdfBytes);
describe(`PDFCheckBox`, () => {
it(`can read its value`, async () => {
const pdfDoc = await pdfDocPromise;
const form = pdfDoc.getForm();
const isAFairy = form.getCheckBox('Are You A Fairy? 🌿');
const isPowerLevelOver9000 = form.getCheckBox('Is Your Power Level Over 9000? 💪');
const onePunch = form.getCheckBox('Can You Defeat Enemies In One Punch? 👊');
const everLetMeDown = form.getCheckBox('Will You Ever Let Me Down? ☕️');
expect(isAFairy.isChecked()).toBe(true);
expect(isPowerLevelOver9000.isChecked()).toBe(false);
expect(onePunch.isChecked()).toBe(true);
expect(everLetMeDown.isChecked()).toBe(false);
});
it(`can read its flag states`, async () => {
const pdfDoc = await pdfDocPromise;
const form = pdfDoc.getForm();
const isAFairy = form.getCheckBox('Are You A Fairy? 🌿');
expect(isAFairy.isExported()).toBe(true);
expect(isAFairy.isReadOnly()).toBe(false);
expect(isAFairy.isRequired()).toBe(false);
});
it(`produces printable widgets when added to a page`, async () => {
const pdfDoc = await PDFDocument.create();
const page = pdfDoc.addPage();
const form = pdfDoc.getForm();
const checkBox = form.createCheckBox('a.new.check.box');
const widgets = () => checkBox.acroField.getWidgets();
expect(widgets().length).toBe(0);
checkBox.addToPage(page);
expect(widgets().length).toBe(1);
expect(widgets()[0].hasFlag(AnnotationFlags.Print)).toBe(true);
});
it(`sets page reference when added to a page`, async () => {
const pdfDoc = await PDFDocument.create();
const page = pdfDoc.addPage();
const form = pdfDoc.getForm();
const checkBox = form.createCheckBox('a.new.check.box');
const widgets = () => checkBox.acroField.getWidgets();
expect(widgets().length).toBe(0);
checkBox.addToPage(page);
expect(widgets().length).toBe(1);
expect(widgets()[0].P()).toBe(page.ref);
});
});
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