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Merge pull request #21207 from Snuffleupagus/unittest-11878-reduced

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Use a reduced test-case for the "caches image resources at the document/page level as expected (issue 11878)" unit-test
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calixteman 2026-04-30 19:33:12 +02:00 committed by GitHub
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4 changed files with 11 additions and 20 deletions
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2
test/pdfs/.gitignore vendored
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@ -143,7 +143,7 @@
!issue13325_reduced.pdf
!issue11578_reduced.pdf
!issue11651.pdf
!issue11878.pdf
!issue11878_reduced.pdf
!issue13916.pdf
!issue14023.pdf
!issue14438.pdf

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test/pdfs/issue11878.pdf
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test/pdfs/issue11878_reduced.pdf Normal file
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29
test/unit/api_spec.js
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@ -4833,19 +4833,18 @@ have written that much by now. So, here’s to squashing bugs.`);
it("caches image resources at the document/page level as expected (issue 11878)", async function () {
const { NUM_PAGES_THRESHOLD } = GlobalImageCache,
EXPECTED_WIDTH = 2550,
EXPECTED_HEIGHT = 3300;
EXPECTED_WIDTH = 1,
EXPECTED_HEIGHT = 1;
const loadingTask = getDocument(
buildGetDocumentParams("issue11878.pdf", {
buildGetDocumentParams("issue11878_reduced.pdf", {
isOffscreenCanvasSupported: false,
})
);
const pdfDoc = await loadingTask.promise;
const { canvasFactory } = pdfDoc;
let checkedCopyLocalImage = false,
firstImgData = null,
firstImg32 = null;
firstImgData = null;
for (let i = 1; i <= pdfDoc.numPages; i++) {
const pdfPage = await pdfDoc.getPage(i);
@ -4894,10 +4893,7 @@ have written that much by now. So, here’s to squashing bugs.`);
expect(firstImgData.height).toEqual(EXPECTED_HEIGHT);
expect(firstImgData.kind).toEqual(ImageKind.RGB_24BPP);
expect(firstImgData.data).toBeInstanceOf(Uint8ClampedArray);
expect(firstImgData.data.length).toEqual(25245000);
firstImg32 = new Uint32Array(firstImgData.data.buffer);
expect(firstImgData.data).toEqual(new Uint8Array([255, 0, 0]));
} else {
const objsPool = i >= NUM_PAGES_THRESHOLD ? commonObjs : objs;
const currentImgData = objsPool.get(objId);
@ -4908,24 +4904,19 @@ have written that much by now. So, here’s to squashing bugs.`);
expect(currentImgData.height).toEqual(firstImgData.height);
expect(currentImgData.kind).toEqual(firstImgData.kind);
expect(currentImgData.data).toBeInstanceOf(Uint8ClampedArray);
const currentImg32 = new Uint32Array(currentImgData.data.buffer);
expect(
currentImg32.every((value, index) => value === firstImg32[index])
).toEqual(true);
expect(currentImgData.data).toEqual(firstImgData.data);
if (i === NUM_PAGES_THRESHOLD) {
// Ensure that the image was copied in the main-thread (into
// commonObjs), rather than being re-parsed in the worker-thread.
// Given the small image size, and its lack of SMask/Mask data,
// the image should *not* be copied in the main-thread.
checkedCopyLocalImage = currentImgData.CopyLocalImage;
}
}
}
expect(checkedCopyLocalImage).toBeTruthy();
expect(checkedCopyLocalImage).toBeFalsy();
await loadingTask.destroy();
firstImgData = null;
await loadingTask.destroy();
});
it("caches image resources at the document/page level, with main-thread copying of complex images (issue 11518)", async function () {