pdfkit/tests/unit/pdfa1.spec.js

import PDFDocument from '../../lib/document';
import { logData, joinTokens } from './helpers';

describe('PDF/A-1', () => {

    test('metadata is present', () => {
        let options = {
            autoFirstPage: false,
            pdfVersion: '1.4',
            subset: 'PDF/A-1'
        };
        let doc = new PDFDocument(options);
        const data = logData(doc);
        doc.end();
        expect(data).toContainChunk([
            `11 0 obj`,
            `<<\n/length 892\n/Type /Metadata\n/Subtype /XML\n/Length 894\n>>`
        ]);
    });

    test('color profile is present', () => {
        const expected = [
            `10 0 obj`,
            joinTokens(
                '<<',
                '/Type /OutputIntent',
                '/S /GTS_PDFA1',
                '/Info (sRGB IEC61966-2.1)',
                '/OutputConditionIdentifier (sRGB IEC61966-2.1)',
                '/DestOutputProfile 9 0 R',
                '>>'
            ),
        ];
        let options = {
            autoFirstPage: false,
            pdfVersion: '1.4',
            subset: 'PDF/A-1'
        };
        let doc = new PDFDocument(options);
        const data = logData(doc);
        doc.end();
        expect(data).toContainChunk(expected);
    });

    test('metadata contains pdfaid part and conformance', () => {
        let options = {
            autoFirstPage: false,
            pdfVersion: '1.4',
            subset: 'PDF/A-1'
        };
        let doc = new PDFDocument(options);
        const data = logData(doc);
        doc.end();
        let metadata = Buffer.from(data[27]).toString();

        expect(metadata).toContain('pdfaid:part>1');
        expect(metadata).toContain('pdfaid:conformance');
    });

    test('metadata pdfaid conformance B', () => {
        let options = {
            autoFirstPage: false,
            pdfVersion: '1.4',
            subset: 'PDF/A-1b'
        };
        let doc = new PDFDocument(options);
        const data = logData(doc);
        doc.end();
        let metadata = Buffer.from(data[27]).toString();

        expect(metadata).toContain('pdfaid:conformance>B');
    });

    test('metadata pdfaid conformance A', () => {
        let options = {
            autoFirstPage: false,
            pdfVersion: '1.4',
            subset: 'PDF/A-1a'
        };
        let doc = new PDFDocument(options);
        const data = logData(doc);
        doc.end();
        let metadata = Buffer.from(data[27]).toString();

        expect(metadata).toContain('pdfaid:conformance>A');
    });

    test('font data contains CIDSet', () => {
        let options = {
            autoFirstPage: false,
            pdfVersion: '1.4',
            subset: 'PDF/A-1a'
        };
        let doc = new PDFDocument(options);
        const data = logData(doc);
        doc.addPage();
        doc.registerFont('Roboto', 'tests/fonts/Roboto-Regular.ttf');
        doc.font('Roboto');
        doc.text('Text');
        doc.end();

        let fontDescriptor = data.find((v) => {
            return v.includes('/Type /FontDescriptor');
        });

        expect(fontDescriptor).not.toBeUndefined();

        expect(fontDescriptor).toContain('/CIDSet');
    });

});