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Handle empty rects from the server

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These are very pointless for the server to send, but not a violation of
the protocol so we need to be able to handle them. We've seen this
happen in real world scenarios a few times.
This commit is contained in:
Pierre Ossman
2020-09-04 16:16:44 +02:00
parent 0630352e19
commit 113fa27ebc
7 changed files with 153 additions and 0 deletions
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17
tests/test.rre.js
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@@ -81,4 +81,21 @@ describe('RRE Decoder', function () {
expect(display).to.have.displayed(targetData);
});
it('should handle empty rects', function () {
display.fillRect(0, 0, 4, 4, [ 0x00, 0x00, 0xff ]);
display.fillRect(2, 0, 2, 2, [ 0x00, 0xff, 0x00 ]);
display.fillRect(0, 2, 2, 2, [ 0x00, 0xff, 0x00 ]);
testDecodeRect(decoder, 1, 2, 0, 0, [ 0x00, 0xff, 0xff, 0xff, 0xff ], display, 24);
let targetData = new Uint8Array([
0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255, 0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255,
0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255, 0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255,
0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255,
0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255
]);
expect(display).to.have.displayed(targetData);
});
});