mirror of
https://git.proxmox.com/git/mirror_novnc
synced 2025-08-16 21:46:50 +00:00
7f5b51acf3
Try to be more consistent in how we capitalize things. Both the "Title Case" and "Sentence case" styles are popular, so either would work. Google and Mozilla both prefer "Sentence case", so let's follow them.
144 lines
6.3 KiB
JavaScript
144 lines
6.3 KiB
JavaScript
import Websock from '../core/websock.js';
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import Display from '../core/display.js';
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import TightPngDecoder from '../core/decoders/tightpng.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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let done = false;
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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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done = decoder.decodeRect(x, y, width, height, sock, display, depth);
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});
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// Empty messages are filtered at multiple layers, so we need to
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// do a direct call
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if (data.length === 0) {
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done = decoder.decodeRect(x, y, width, height, sock, display, depth);
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} else {
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sock._websocket._receiveData(new Uint8Array(data));
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}
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display.flip();
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return done;
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}
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describe('TightPng 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 TightPngDecoder();
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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 TightPng encoding', async function () {
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let data = [
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// Control bytes
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0xa0, 0xb4, 0x04,
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// PNG data
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0x89, 0x50, 0x4e, 0x47, 0x0d, 0x0a, 0x1a, 0x0a,
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0x00, 0x00, 0x00, 0x0d, 0x49, 0x48, 0x44, 0x52,
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0x00, 0x00, 0x00, 0x04, 0x00, 0x00, 0x00, 0x04,
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0x08, 0x02, 0x00, 0x00, 0x00, 0x26, 0x93, 0x09,
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0x29, 0x00, 0x00, 0x01, 0x84, 0x69, 0x43, 0x43,
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0x50, 0x49, 0x43, 0x43, 0x20, 0x70, 0x72, 0x6f,
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0x66, 0x69, 0x6c, 0x65, 0x00, 0x00, 0x28, 0x91,
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0x7d, 0x91, 0x3d, 0x48, 0xc3, 0x40, 0x18, 0x86,
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0xdf, 0xa6, 0x6a, 0x45, 0x2a, 0x0e, 0x76, 0x10,
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0x71, 0x08, 0x52, 0x9d, 0x2c, 0x88, 0x8a, 0x38,
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0x6a, 0x15, 0x8a, 0x50, 0x21, 0xd4, 0x0a, 0xad,
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0x3a, 0x98, 0x5c, 0xfa, 0x07, 0x4d, 0x1a, 0x92,
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0x14, 0x17, 0x47, 0xc1, 0xb5, 0xe0, 0xe0, 0xcf,
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0x62, 0xd5, 0xc1, 0xc5, 0x59, 0x57, 0x07, 0x57,
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0x41, 0x10, 0xfc, 0x01, 0x71, 0x72, 0x74, 0x52,
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0x74, 0x91, 0x12, 0xbf, 0x4b, 0x0a, 0x2d, 0x62,
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0xbc, 0xe3, 0xb8, 0x87, 0xf7, 0xbe, 0xf7, 0xe5,
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0xee, 0x3b, 0x40, 0xa8, 0x97, 0x99, 0x66, 0x75,
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0x8c, 0x03, 0x9a, 0x6e, 0x9b, 0xa9, 0x44, 0x5c,
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0xcc, 0x64, 0x57, 0xc5, 0xd0, 0x2b, 0xba, 0x68,
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0x86, 0x31, 0x8c, 0x2e, 0x99, 0x59, 0xc6, 0x9c,
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0x24, 0x25, 0xe1, 0x3b, 0xbe, 0xee, 0x11, 0xe0,
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0xfb, 0x5d, 0x8c, 0x67, 0xf9, 0xd7, 0xfd, 0x39,
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0x7a, 0xd5, 0x9c, 0xc5, 0x80, 0x80, 0x48, 0x3c,
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0xcb, 0x0c, 0xd3, 0x26, 0xde, 0x20, 0x9e, 0xde,
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0xb4, 0x0d, 0xce, 0xfb, 0xc4, 0x11, 0x56, 0x94,
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0x55, 0xe2, 0x73, 0xe2, 0x31, 0x93, 0x2e, 0x48,
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0xfc, 0xc8, 0x75, 0xc5, 0xe3, 0x37, 0xce, 0x05,
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0x97, 0x05, 0x9e, 0x19, 0x31, 0xd3, 0xa9, 0x79,
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0xe2, 0x08, 0xb1, 0x58, 0x68, 0x63, 0xa5, 0x8d,
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0x59, 0xd1, 0xd4, 0x88, 0xa7, 0x88, 0xa3, 0xaa,
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0xa6, 0x53, 0xbe, 0x90, 0xf1, 0x58, 0xe5, 0xbc,
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0xc5, 0x59, 0x2b, 0x57, 0x59, 0xf3, 0x9e, 0xfc,
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0x85, 0xe1, 0x9c, 0xbe, 0xb2, 0xcc, 0x75, 0x5a,
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0x43, 0x48, 0x60, 0x11, 0x4b, 0x90, 0x20, 0x42,
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0x41, 0x15, 0x25, 0x94, 0x61, 0x23, 0x46, 0xbb,
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0x4e, 0x8a, 0x85, 0x14, 0x9d, 0xc7, 0x7d, 0xfc,
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0x83, 0xae, 0x5f, 0x22, 0x97, 0x42, 0xae, 0x12,
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0x18, 0x39, 0x16, 0x50, 0x81, 0x06, 0xd9, 0xf5,
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0x83, 0xff, 0xc1, 0xef, 0xde, 0x5a, 0xf9, 0xc9,
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0x09, 0x2f, 0x29, 0x1c, 0x07, 0x3a, 0x5f, 0x1c,
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0xe7, 0x63, 0x04, 0x08, 0xed, 0x02, 0x8d, 0x9a,
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0xe3, 0x7c, 0x1f, 0x3b, 0x4e, 0xe3, 0x04, 0x08,
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0x3e, 0x03, 0x57, 0x7a, 0xcb, 0x5f, 0xa9, 0x03,
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0x33, 0x9f, 0xa4, 0xd7, 0x5a, 0x5a, 0xf4, 0x08,
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0xe8, 0xdb, 0x06, 0x2e, 0xae, 0x5b, 0x9a, 0xb2,
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0x07, 0x5c, 0xee, 0x00, 0x03, 0x4f, 0x86, 0x6c,
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0xca, 0xae, 0x14, 0xa4, 0x25, 0xe4, 0xf3, 0xc0,
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0xfb, 0x19, 0x7d, 0x53, 0x16, 0xe8, 0xbf, 0x05,
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0x7a, 0xd6, 0xbc, 0xbe, 0x35, 0xcf, 0x71, 0xfa,
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0x00, 0xa4, 0xa9, 0x57, 0xc9, 0x1b, 0xe0, 0xe0,
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0x10, 0x18, 0x2d, 0x50, 0xf6, 0xba, 0xcf, 0xbb,
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0xbb, 0xdb, 0xfb, 0xf6, 0x6f, 0x4d, 0xb3, 0x7f,
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0x3f, 0x0a, 0x27, 0x72, 0x7d, 0x49, 0x29, 0x8b,
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0xbb, 0x00, 0x00, 0x00, 0x09, 0x70, 0x48, 0x59,
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0x73, 0x00, 0x00, 0x2e, 0x23, 0x00, 0x00, 0x2e,
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0x23, 0x01, 0x78, 0xa5, 0x3f, 0x76, 0x00, 0x00,
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0x00, 0x07, 0x74, 0x49, 0x4d, 0x45, 0x07, 0xe4,
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0x06, 0x06, 0x0c, 0x23, 0x1d, 0x3f, 0x9f, 0xbb,
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0x94, 0x00, 0x00, 0x00, 0x19, 0x74, 0x45, 0x58,
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0x74, 0x43, 0x6f, 0x6d, 0x6d, 0x65, 0x6e, 0x74,
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0x00, 0x43, 0x72, 0x65, 0x61, 0x74, 0x65, 0x64,
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0x20, 0x77, 0x69, 0x74, 0x68, 0x20, 0x47, 0x49,
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0x4d, 0x50, 0x57, 0x81, 0x0e, 0x17, 0x00, 0x00,
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0x00, 0x1e, 0x49, 0x44, 0x41, 0x54, 0x08, 0xd7,
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0x65, 0xc9, 0xb1, 0x0d, 0x00, 0x00, 0x08, 0x03,
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0x20, 0xea, 0xff, 0x3f, 0xd7, 0xd5, 0x44, 0x56,
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0x52, 0x90, 0xc2, 0x38, 0xa2, 0xd0, 0xbc, 0x59,
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0x8a, 0x9f, 0x04, 0x05, 0x6b, 0x38, 0x7b, 0xb2,
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0x00, 0x00, 0x00, 0x00, 0x49, 0x45, 0x4e, 0x44,
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0xae, 0x42, 0x60, 0x82,
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];
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let decodeDone = testDecodeRect(decoder, 0, 0, 4, 4, data, display, 24);
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expect(decodeDone).to.be.true;
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let targetData = new Uint8Array([
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0xff, 0x00, 0x00, 255, 0xff, 0x00, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255,
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0xff, 0x00, 0x00, 255, 0xff, 0x00, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255,
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0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255, 0xff, 0x00, 0x00, 255, 0xff, 0x00, 0x00, 255,
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0x00, 0xff, 0x00, 255, 0x00, 0xff, 0x00, 255, 0xff, 0x00, 0x00, 255, 0xff, 0x00, 0x00, 255
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]);
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// Firefox currently has some very odd rounding bug:
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// https://bugzilla.mozilla.org/show_bug.cgi?id=1667747
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function almost(a, b) {
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let diff = Math.abs(a - b);
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return diff < 30;
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}
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await display.flush();
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expect(display).to.have.displayed(targetData, almost);
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});
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});
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