Figure out why a browser test doesn't work in CI

[coyotte508]

huggingface.js/packages/hub/src/utils/XetBlob.spec.ts

Lines 81 to 108 in f5763f3

	// In github actions, this test doesn't work inside the browser, but it works locally
	// inside both chrome and chromium browsers
	// TODO: figure out why
	if (typeof window === "undefined") {
	it("should load correctly when loading far into a chunk range", async () => {
	const blob = new XetBlob({
	repo: {
	type: "model",
	name: "celinah/xet-experiments",
	},
	hash: "7b3b6d07673a88cf467e67c1f7edef1a8c268cbf66e9dd9b0366322d4ab56d9b",
	size: 5_234_139_343,
	});
	const xetDownload = await blob.slice(10_000_000, 10_100_000).arrayBuffer();
	const bridgeDownload = await fetch(
	"https://huggingface.co/celinah/xet-experiments/resolve/main/model5GB.safetensors",
	{
	headers: {
	Range: "bytes=10000000-10099999",
	},
	}
	).then((res) => res.arrayBuffer());
	console.log("xet", xetDownload.byteLength, "bridge", bridgeDownload.byteLength);
	expect(new Uint8Array(xetDownload)).toEqual(new Uint8Array(bridgeDownload));
	}, 30_000);
	}

This test doesn't work in the CI.

After publishing , we can at least check it works in browsers (by importing `__internal_XetBlob

[coyotte508]

It was different download rates, eg an UInt8Array containing many chunks

Fixed in #1295