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Merge pull request #19518 from Snuffleupagus/JpegStream-EXIF-replace

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Move the EXIF-block replacement into `JpegStream` (PR 19356 follow-up)
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calixteman 2025-02-20 23:11:43 +01:00 • committed by GitHub
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3 changed files with 54 additions and 12 deletions
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23
test/unit/api_spec.js
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@ -2235,6 +2235,29 @@ describe("api", function () {
expect(data.length).toEqual(basicApiFileLength);
});
it("gets data from PDF document with JPEG image containing EXIF-data (bug 1942064)", async function () {
const typedArrayPdf = await DefaultFileReaderFactory.fetch({
path: TEST_PDFS_PATH + "bug1942064.pdf",
});
// Sanity check to make sure that we fetched the entire PDF file.
expect(typedArrayPdf instanceof Uint8Array).toEqual(true);
expect(typedArrayPdf.length).toEqual(10719);
const loadingTask = getDocument(typedArrayPdf.slice());
const pdfDoc = await loadingTask.promise;
const page = await pdfDoc.getPage(1);
// Trigger parsing of the JPEG image.
await page.getOperatorList();
const data = await pdfDoc.getData();
expect(data instanceof Uint8Array).toEqual(true);
// Ensure that the EXIF-block wasn't modified.
expect(typedArrayPdf).toEqual(data);
await loadingTask.destroy();
});
it("gets download info", async function () {
const downloadInfo = await pdfDocument.getDownloadInfo();
expect(downloadInfo).toEqual({ length: basicApiFileLength });