6a19390baa
This is what the browser wants so it avoids having to spend time converting everything. Unfortunately it usually means the server instead needs to convert it for us, but we assume it has more power than we do.
90 lines
3.4 KiB
JavaScript
90 lines
3.4 KiB
JavaScript
const expect = chai.expect;
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import Websock from '../core/websock.js';
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import Display from '../core/display.js';
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import RawDecoder from '../core/decoders/raw.js';
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import FakeWebSocket from './fake.websocket.js';
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function testDecodeRect(decoder, x, y, width, height, data, display, depth) {
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let sock;
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sock = new Websock;
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sock.open("ws://example.com");
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sock.on('message', () => {
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decoder.decodeRect(x, y, width, height, sock, display, depth);
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});
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sock._websocket._receiveData(new Uint8Array(data));
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display.flip();
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}
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describe('Raw Decoder', function () {
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let decoder;
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let display;
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before(FakeWebSocket.replace);
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after(FakeWebSocket.restore);
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beforeEach(function () {
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decoder = new RawDecoder();
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display = new Display(document.createElement('canvas'));
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display.resize(4, 4);
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});
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it('should handle the Raw encoding', function () {
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testDecodeRect(decoder, 0, 0, 2, 2,
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[0xff, 0x00, 0x00, 0, 0x00, 0xff, 0x00, 0,
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0x00, 0xff, 0x00, 0, 0xff, 0x00, 0x00, 0],
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display, 24);
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testDecodeRect(decoder, 2, 0, 2, 2,
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[0x00, 0x00, 0xff, 0, 0x00, 0x00, 0xff, 0,
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0x00, 0x00, 0xff, 0, 0x00, 0x00, 0xff, 0],
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display, 24);
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testDecodeRect(decoder, 0, 2, 4, 1,
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[0xee, 0x00, 0xff, 0, 0x00, 0xee, 0xff, 0,
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0xaa, 0xee, 0xff, 0, 0xab, 0xee, 0xff, 0],
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display, 24);
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testDecodeRect(decoder, 0, 3, 4, 1,
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[0xee, 0x00, 0xff, 0, 0x00, 0xee, 0xff, 0,
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0xaa, 0xee, 0xff, 0, 0xab, 0xee, 0xff, 0],
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display, 24);
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let targetData = new Uint8Array([
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0xff, 0x00, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255,
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0x00, 0xff, 0x00, 255, 0xff, 0x00, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255,
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0xee, 0x00, 0xff, 255, 0x00, 0xee, 0xff, 255, 0xaa, 0xee, 0xff, 255, 0xab, 0xee, 0xff, 255,
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0xee, 0x00, 0xff, 255, 0x00, 0xee, 0xff, 255, 0xaa, 0xee, 0xff, 255, 0xab, 0xee, 0xff, 255
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]);
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expect(display).to.have.displayed(targetData);
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});
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it('should handle the Raw encoding in low colour mode', function () {
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testDecodeRect(decoder, 0, 0, 2, 2,
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[0x30, 0x30, 0x30, 0x30],
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display, 8);
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testDecodeRect(decoder, 2, 0, 2, 2,
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[0x0c, 0x0c, 0x0c, 0x0c],
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display, 8);
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testDecodeRect(decoder, 0, 2, 4, 1,
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[0x0c, 0x0c, 0x30, 0x30],
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display, 8);
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testDecodeRect(decoder, 0, 3, 4, 1,
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[0x0c, 0x0c, 0x30, 0x30],
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display, 8);
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let targetData = new Uint8Array([
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0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255, 0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255,
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0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255, 0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255,
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0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255,
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0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255
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]);
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expect(display).to.have.displayed(targetData);
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});
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});
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