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dees-catalog/test/test.pdf-text-selection.chromium.ts

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2026-01-28 16:46:07 +00:00
import { expect, tap, webhelpers } from '@git.zone/tstest/tapbundle';
import * as deesCatalog from '../ts_web/index.js';
tap.test('PDF viewer should render text layer', async () => {
const viewer = await webhelpers.fixture(
webhelpers.html`
<dees-pdf-viewer
pdfUrl="https://raw.githubusercontent.com/mozilla/pdf.js/ba2edeae/web/compressed.tracemonkey-pldi-09.pdf"
initialZoom="page-fit"
style="height: 600px; width: 100%;"
></dees-pdf-viewer>
`
) as deesCatalog.DeesPdfViewer;
// Wait for PDF to load and render
await new Promise(resolve => setTimeout(resolve, 5000));
await viewer.updateComplete;
expect(viewer.totalPages).toBeGreaterThan(0);
const textLayer = viewer.shadowRoot?.querySelector('.text-layer[data-page="1"]');
expect(textLayer).toBeTruthy();
const textSpans = textLayer?.querySelectorAll('span');
expect(textSpans?.length).toBeGreaterThan(0);
console.log(`Text layer has ${textSpans?.length} spans`);
});
tap.test('Text should be selectable', async () => {
const viewer = await webhelpers.fixture(
webhelpers.html`
<dees-pdf-viewer
pdfUrl="https://raw.githubusercontent.com/mozilla/pdf.js/ba2edeae/web/compressed.tracemonkey-pldi-09.pdf"
initialZoom="page-fit"
style="height: 600px; width: 100%;"
></dees-pdf-viewer>
`
) as deesCatalog.DeesPdfViewer;
// Wait for PDF to load and render
await new Promise(resolve => setTimeout(resolve, 5000));
const textLayer = viewer.shadowRoot?.querySelector('.text-layer[data-page="1"]');
const firstSpan = textLayer?.querySelector('span') as HTMLElement;
if (firstSpan?.textContent) {
const range = document.createRange();
const textNode = firstSpan.firstChild;
if (textNode) {
range.setStart(textNode, 0);
range.setEnd(textNode, Math.min(5, textNode.textContent?.length || 0));
const selection = window.getSelection();
selection?.removeAllRanges();
selection?.addRange(range);
expect(selection?.toString().length).toBeGreaterThan(0);
console.log('Selected text:', selection?.toString());
}
}
});
tap.test('endOfContent element exists for selection boundary', async () => {
const viewer = await webhelpers.fixture(
webhelpers.html`
<dees-pdf-viewer
pdfUrl="https://raw.githubusercontent.com/mozilla/pdf.js/ba2edeae/web/compressed.tracemonkey-pldi-09.pdf"
initialZoom="page-fit"
style="height: 600px; width: 100%;"
></dees-pdf-viewer>
`
) as deesCatalog.DeesPdfViewer;
// Wait for PDF to load and render
await new Promise(resolve => setTimeout(resolve, 5000));
const endOfContent = viewer.shadowRoot?.querySelector('.text-layer[data-page="1"] .endOfContent');
expect(endOfContent).toBeTruthy();
});
export default tap.start();