test: Fix test-harness to wait for PDF pages to be rendered (#799)

eKoopmans · web-flow · commit c732c3172a57 · 2025-09-01T13:50:41.000-04:00
diff --git a/test/util/iframe-scripts.js b/test/util/iframe-scripts.js
@@ -30,5 +30,5 @@ async function renderPdfPage(pdfObject, pageNumber, canvas, scale) {
     canvas.height = viewport.height;
     canvas.width = viewport.width;
 
-    page.render({ canvasContext: canvas.getContext('2d'), viewport: viewport });
+    await page.render({ canvasContext: canvas.getContext('2d'), viewport: viewport }).promise;
 }

Original file line number	Diff line number	Diff line change
`@@ -30,5 +30,5 @@ async function renderPdfPage(pdfObject, pageNumber, canvas, scale) {`
`30`	`30`	`canvas.height = viewport.height;`
`31`	`31`	`canvas.width = viewport.width;`
`32`	`32`
`33`		`- page.render({ canvasContext: canvas.getContext('2d'), viewport: viewport });`
	`33`	`+ await page.render({ canvasContext: canvas.getContext('2d'), viewport: viewport }).promise;`
`34`	`34`	`}`