Split decoder tests to separate files

This commit is contained in:
Pierre Ossman 2020-06-06 14:24:44 +02:00 committed by Lauri Kasanen
parent 212e0f1a10
commit 6fd1035fb1
7 changed files with 521 additions and 248 deletions

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@ -0,0 +1,58 @@
const expect = chai.expect;
import Websock from '../core/websock.js';
import Display from '../core/display.js';
import CopyRectDecoder from '../core/decoders/copyrect.js';
import FakeWebSocket from './fake.websocket.js';
function testDecodeRect(decoder, x, y, width, height, data, display, depth) {
let sock;
sock = new Websock;
sock.open("ws://example.com");
sock.on('message', () => {
decoder.decodeRect(x, y, width, height, sock, display, depth);
});
sock._websocket._receiveData(new Uint8Array(data));
display.flip();
}
describe('CopyRect Decoder', function () {
let decoder;
let display;
before(FakeWebSocket.replace);
after(FakeWebSocket.restore);
beforeEach(function () {
decoder = new CopyRectDecoder();
display = new Display(document.createElement('canvas'));
display.resize(4, 4);
});
it('should handle the CopyRect encoding', function () {
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
]);
// seed some initial data to copy
display.blitRgbxImage(0, 0, 4, 2, new Uint8Array(targetData.slice(0, 32)), 0);
testDecodeRect(decoder, 0, 2, 2, 2,
[0x00, 0x02, 0x00, 0x00],
display, 24);
testDecodeRect(decoder, 2, 2, 2, 2,
[0x00, 0x00, 0x00, 0x00],
display, 24);
expect(display).to.have.displayed(targetData);
});
});

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const expect = chai.expect;
import Websock from '../core/websock.js';
import Display from '../core/display.js';
import HextileDecoder from '../core/decoders/hextile.js';
import FakeWebSocket from './fake.websocket.js';
function testDecodeRect(decoder, x, y, width, height, data, display, depth) {
let sock;
sock = new Websock;
sock.open("ws://example.com");
sock.on('message', () => {
decoder.decodeRect(x, y, width, height, sock, display, depth);
});
sock._websocket._receiveData(new Uint8Array(data));
display.flip();
}
function push32(arr, num) {
arr.push((num >> 24) & 0xFF,
(num >> 16) & 0xFF,
(num >> 8) & 0xFF,
num & 0xFF);
}
describe('Hextile Decoder', function () {
let decoder;
let display;
before(FakeWebSocket.replace);
after(FakeWebSocket.restore);
beforeEach(function () {
decoder = new HextileDecoder();
display = new Display(document.createElement('canvas'));
display.resize(4, 4);
});
it('should handle a tile with fg, bg specified, normal subrects', function () {
let data = [];
data.push(0x02 | 0x04 | 0x08); // bg spec, fg spec, anysubrects
push32(data, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
data.push(0xff); // becomes ff0000ff --> #0000FF fg color
data.push(0x00);
data.push(0x00);
data.push(0xff);
data.push(2); // 2 subrects
data.push(0); // x: 0, y: 0
data.push(1 | (1 << 4)); // width: 2, height: 2
data.push(2 | (2 << 4)); // x: 2, y: 2
data.push(1 | (1 << 4)); // width: 2, height: 2
testDecodeRect(decoder, 0, 0, 4, 4, data, 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);
});
it('should handle a raw tile', function () {
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
]);
let data = [];
data.push(0x01); // raw
for (let i = 0; i < targetData.length; i += 4) {
data.push(targetData[i + 2]);
data.push(targetData[i + 1]);
data.push(targetData[i]);
data.push(targetData[i + 3]);
}
testDecodeRect(decoder, 0, 0, 4, 4, data, display, 24);
expect(display).to.have.displayed(targetData);
});
it('should handle a tile with only bg specified (solid bg)', function () {
let data = [];
data.push(0x02);
push32(data, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
testDecodeRect(decoder, 0, 0, 4, 4, data, display, 24);
let expected = [];
for (let i = 0; i < 16; i++) {
push32(expected, 0xff00ff);
}
expect(display).to.have.displayed(new Uint8Array(expected));
});
it('should handle a tile with only bg specified and an empty frame afterwards', function () {
// set the width so we can have two tiles
display.resize(8, 4);
let data = [];
// send a bg frame
data.push(0x02);
push32(data, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
// send an empty frame
data.push(0x00);
testDecodeRect(decoder, 0, 0, 32, 4, data, display, 24);
let expected = [];
for (let i = 0; i < 16; i++) {
push32(expected, 0xff00ff); // rect 1: solid
}
for (let i = 0; i < 16; i++) {
push32(expected, 0xff00ff); // rect 2: same bkground color
}
expect(display).to.have.displayed(new Uint8Array(expected));
});
it('should handle a tile with bg and coloured subrects', function () {
let data = [];
data.push(0x02 | 0x08 | 0x10); // bg spec, anysubrects, colouredsubrects
push32(data, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
data.push(2); // 2 subrects
data.push(0xff); // becomes ff0000ff --> #0000FF fg color
data.push(0x00);
data.push(0x00);
data.push(0xff);
data.push(0); // x: 0, y: 0
data.push(1 | (1 << 4)); // width: 2, height: 2
data.push(0xff); // becomes ff0000ff --> #0000FF fg color
data.push(0x00);
data.push(0x00);
data.push(0xff);
data.push(2 | (2 << 4)); // x: 2, y: 2
data.push(1 | (1 << 4)); // width: 2, height: 2
testDecodeRect(decoder, 0, 0, 4, 4, data, 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);
});
it('should carry over fg and bg colors from the previous tile if not specified', function () {
display.resize(4, 17);
let data = [];
data.push(0x02 | 0x04 | 0x08); // bg spec, fg spec, anysubrects
push32(data, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
data.push(0xff); // becomes ff0000ff --> #0000FF fg color
data.push(0x00);
data.push(0x00);
data.push(0xff);
data.push(8); // 8 subrects
for (let i = 0; i < 4; i++) {
data.push((0 << 4) | (i * 4)); // x: 0, y: i*4
data.push(1 | (1 << 4)); // width: 2, height: 2
data.push((2 << 4) | (i * 4 + 2)); // x: 2, y: i * 4 + 2
data.push(1 | (1 << 4)); // width: 2, height: 2
}
data.push(0x08); // anysubrects
data.push(1); // 1 subrect
data.push(0); // x: 0, y: 0
data.push(1 | (1 << 4)); // width: 2, height: 2
testDecodeRect(decoder, 0, 0, 4, 17, data, display, 24);
let targetData = [
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
];
let expected = [];
for (let i = 0; i < 4; i++) {
expected = expected.concat(targetData);
}
expected = expected.concat(targetData.slice(0, 16));
expect(display).to.have.displayed(new Uint8Array(expected));
});
it('should fail on an invalid subencoding', function () {
let data = [45]; // an invalid subencoding
expect(() => testDecodeRect(decoder, 0, 0, 4, 4, data, display, 24)).to.throw();
});
});

89
kasmweb/tests/test.raw.js Normal file
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const expect = chai.expect;
import Websock from '../core/websock.js';
import Display from '../core/display.js';
import RawDecoder from '../core/decoders/raw.js';
import FakeWebSocket from './fake.websocket.js';
function testDecodeRect(decoder, x, y, width, height, data, display, depth) {
let sock;
sock = new Websock;
sock.open("ws://example.com");
sock.on('message', () => {
decoder.decodeRect(x, y, width, height, sock, display, depth);
});
sock._websocket._receiveData(new Uint8Array(data));
display.flip();
}
describe('Raw Decoder', function () {
let decoder;
let display;
before(FakeWebSocket.replace);
after(FakeWebSocket.restore);
beforeEach(function () {
decoder = new RawDecoder();
display = new Display(document.createElement('canvas'));
display.resize(4, 4);
});
it('should handle the Raw encoding', function () {
testDecodeRect(decoder, 0, 0, 2, 2,
[0x00, 0x00, 0xff, 0, 0x00, 0xff, 0x00, 0,
0x00, 0xff, 0x00, 0, 0x00, 0x00, 0xff, 0],
display, 24);
testDecodeRect(decoder, 2, 0, 2, 2,
[0xff, 0x00, 0x00, 0, 0xff, 0x00, 0x00, 0,
0xff, 0x00, 0x00, 0, 0xff, 0x00, 0x00, 0],
display, 24);
testDecodeRect(decoder, 0, 2, 4, 1,
[0xff, 0x00, 0xee, 0, 0xff, 0xee, 0x00, 0,
0xff, 0xee, 0xaa, 0, 0xff, 0xee, 0xab, 0],
display, 24);
testDecodeRect(decoder, 0, 3, 4, 1,
[0xff, 0x00, 0xee, 0, 0xff, 0xee, 0x00, 0,
0xff, 0xee, 0xaa, 0, 0xff, 0xee, 0xab, 0],
display, 24);
let targetData = new Uint8Array([
0xff, 0x00, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255,
0x00, 0xff, 0x00, 255, 0xff, 0x00, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255,
0xee, 0x00, 0xff, 255, 0x00, 0xee, 0xff, 255, 0xaa, 0xee, 0xff, 255, 0xab, 0xee, 0xff, 255,
0xee, 0x00, 0xff, 255, 0x00, 0xee, 0xff, 255, 0xaa, 0xee, 0xff, 255, 0xab, 0xee, 0xff, 255
]);
expect(display).to.have.displayed(targetData);
});
it('should handle the Raw encoding in low colour mode', function () {
testDecodeRect(decoder, 0, 0, 2, 2,
[0x03, 0x03, 0x03, 0x03],
display, 8);
testDecodeRect(decoder, 2, 0, 2, 2,
[0x0c, 0x0c, 0x0c, 0x0c],
display, 8);
testDecodeRect(decoder, 0, 2, 4, 1,
[0x0c, 0x0c, 0x03, 0x03],
display, 8);
testDecodeRect(decoder, 0, 3, 4, 1,
[0x0c, 0x0c, 0x03, 0x03],
display, 8);
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);
});
});

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@ -1643,28 +1643,6 @@ describe('Remote Frame Buffer Protocol Client', function () {
});
describe('Framebuffer Update Handling', function () {
const targetDataArr = [
0xff, 0x00, 0x00, 255, 0x00, 0xff, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255,
0x00, 0xff, 0x00, 255, 0xff, 0x00, 0x00, 255, 0x00, 0x00, 0xff, 255, 0x00, 0x00, 0xff, 255,
0xee, 0x00, 0xff, 255, 0x00, 0xee, 0xff, 255, 0xaa, 0xee, 0xff, 255, 0xab, 0xee, 0xff, 255,
0xee, 0x00, 0xff, 255, 0x00, 0xee, 0xff, 255, 0xaa, 0xee, 0xff, 255, 0xab, 0xee, 0xff, 255
];
let targetData;
const targetDataCheckArr = [
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
];
let targetDataCheck;
before(function () {
// NB(directxman12): PhantomJS 1.x doesn't implement Uint8ClampedArray
targetData = new Uint8Array(targetDataArr);
targetDataCheck = new Uint8Array(targetDataCheckArr);
});
function sendFbuMsg(rectInfo, rectData, client, rectCnt) {
let data = [];
@ -1733,22 +1711,6 @@ describe('Remote Frame Buffer Protocol Client', function () {
expect(client._fail).to.have.been.calledOnce;
});
it('should be able to pause and resume receiving rects if not enought data', function () {
// seed some initial data to copy
client._fbWidth = 4;
client._fbHeight = 4;
client._display.resize(4, 4);
client._display.blitRgbxImage(0, 0, 4, 2, new Uint8Array(targetDataCheckArr.slice(0, 32)), 0);
const info = [{ x: 0, y: 2, width: 2, height: 2, encoding: 0x01},
{ x: 2, y: 2, width: 2, height: 2, encoding: 0x01}];
// data says [{ old_x: 2, old_y: 0 }, { old_x: 0, old_y: 0 }]
const rects = [[0, 2, 0, 0], [0, 0, 0, 0]];
sendFbuMsg([info[0]], [rects[0]], client, 2);
sendFbuMsg([info[1]], [rects[1]], client, -1);
expect(client._display).to.have.displayed(targetDataCheck);
});
describe('Message Encoding Handlers', function () {
beforeEach(function () {
// a really small frame
@ -1758,216 +1720,6 @@ describe('Remote Frame Buffer Protocol Client', function () {
client._display.resize(4, 4);
});
it('should handle the RAW encoding', function () {
const info = [{ x: 0, y: 0, width: 2, height: 2, encoding: 0x00 },
{ x: 2, y: 0, width: 2, height: 2, encoding: 0x00 },
{ x: 0, y: 2, width: 4, height: 1, encoding: 0x00 },
{ x: 0, y: 3, width: 4, height: 1, encoding: 0x00 }];
// data is in bgrx
const rects = [
[0x00, 0x00, 0xff, 0, 0x00, 0xff, 0x00, 0, 0x00, 0xff, 0x00, 0, 0x00, 0x00, 0xff, 0],
[0xff, 0x00, 0x00, 0, 0xff, 0x00, 0x00, 0, 0xff, 0x00, 0x00, 0, 0xff, 0x00, 0x00, 0],
[0xff, 0x00, 0xee, 0, 0xff, 0xee, 0x00, 0, 0xff, 0xee, 0xaa, 0, 0xff, 0xee, 0xab, 0],
[0xff, 0x00, 0xee, 0, 0xff, 0xee, 0x00, 0, 0xff, 0xee, 0xaa, 0, 0xff, 0xee, 0xab, 0]];
sendFbuMsg(info, rects, client);
expect(client._display).to.have.displayed(targetData);
});
it('should handle the RAW encoding in low colour mode', function () {
const info = [{ x: 0, y: 0, width: 2, height: 2, encoding: 0x00 },
{ x: 2, y: 0, width: 2, height: 2, encoding: 0x00 },
{ x: 0, y: 2, width: 4, height: 1, encoding: 0x00 },
{ x: 0, y: 3, width: 4, height: 1, encoding: 0x00 }];
const rects = [
[0x03, 0x03, 0x03, 0x03],
[0x0c, 0x0c, 0x0c, 0x0c],
[0x0c, 0x0c, 0x03, 0x03],
[0x0c, 0x0c, 0x03, 0x03]];
client._fbDepth = 8;
sendFbuMsg(info, rects, client);
expect(client._display).to.have.displayed(targetDataCheck);
});
it('should handle the COPYRECT encoding', function () {
// seed some initial data to copy
client._display.blitRgbxImage(0, 0, 4, 2, new Uint8Array(targetDataCheckArr.slice(0, 32)), 0);
const info = [{ x: 0, y: 2, width: 2, height: 2, encoding: 0x01},
{ x: 2, y: 2, width: 2, height: 2, encoding: 0x01}];
// data says [{ old_x: 0, old_y: 0 }, { old_x: 0, old_y: 0 }]
const rects = [[0, 2, 0, 0], [0, 0, 0, 0]];
sendFbuMsg(info, rects, client);
expect(client._display).to.have.displayed(targetDataCheck);
});
// TODO(directxman12): for encodings with subrects, test resuming on partial send?
// TODO(directxman12): test rre_chunk_sz (related to above about subrects)?
it('should handle the RRE encoding', function () {
const info = [{ x: 0, y: 0, width: 4, height: 4, encoding: 0x02 }];
const rect = [];
push32(rect, 2); // 2 subrects
push32(rect, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
rect.push(0xff); // becomes ff0000ff --> #0000FF color
rect.push(0x00);
rect.push(0x00);
rect.push(0xff);
push16(rect, 0); // x: 0
push16(rect, 0); // y: 0
push16(rect, 2); // width: 2
push16(rect, 2); // height: 2
rect.push(0xff); // becomes ff0000ff --> #0000FF color
rect.push(0x00);
rect.push(0x00);
rect.push(0xff);
push16(rect, 2); // x: 2
push16(rect, 2); // y: 2
push16(rect, 2); // width: 2
push16(rect, 2); // height: 2
sendFbuMsg(info, [rect], client);
expect(client._display).to.have.displayed(targetDataCheck);
});
describe('the HEXTILE encoding handler', function () {
it('should handle a tile with fg, bg specified, normal subrects', function () {
const info = [{ x: 0, y: 0, width: 4, height: 4, encoding: 0x05 }];
const rect = [];
rect.push(0x02 | 0x04 | 0x08); // bg spec, fg spec, anysubrects
push32(rect, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
rect.push(0xff); // becomes ff0000ff --> #0000FF fg color
rect.push(0x00);
rect.push(0x00);
rect.push(0xff);
rect.push(2); // 2 subrects
rect.push(0); // x: 0, y: 0
rect.push(1 | (1 << 4)); // width: 2, height: 2
rect.push(2 | (2 << 4)); // x: 2, y: 2
rect.push(1 | (1 << 4)); // width: 2, height: 2
sendFbuMsg(info, [rect], client);
expect(client._display).to.have.displayed(targetDataCheck);
});
it('should handle a raw tile', function () {
const info = [{ x: 0, y: 0, width: 4, height: 4, encoding: 0x05 }];
const rect = [];
rect.push(0x01); // raw
for (let i = 0; i < targetData.length; i += 4) {
rect.push(targetData[i + 2]);
rect.push(targetData[i + 1]);
rect.push(targetData[i]);
rect.push(targetData[i + 3]);
}
sendFbuMsg(info, [rect], client);
expect(client._display).to.have.displayed(targetData);
});
it('should handle a tile with only bg specified (solid bg)', function () {
const info = [{ x: 0, y: 0, width: 4, height: 4, encoding: 0x05 }];
const rect = [];
rect.push(0x02);
push32(rect, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
sendFbuMsg(info, [rect], client);
const expected = [];
for (let i = 0; i < 16; i++) { push32(expected, 0xff00ff); }
expect(client._display).to.have.displayed(new Uint8Array(expected));
});
it('should handle a tile with only bg specified and an empty frame afterwards', function () {
// set the width so we can have two tiles
client._fbWidth = 8;
client._display.resize(8, 4);
const info = [{ x: 0, y: 0, width: 32, height: 4, encoding: 0x05 }];
const rect = [];
// send a bg frame
rect.push(0x02);
push32(rect, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
// send an empty frame
rect.push(0x00);
sendFbuMsg(info, [rect], client);
const expected = [];
for (let i = 0; i < 16; i++) { push32(expected, 0xff00ff); } // rect 1: solid
for (let i = 0; i < 16; i++) { push32(expected, 0xff00ff); } // rect 2: same bkground color
expect(client._display).to.have.displayed(new Uint8Array(expected));
});
it('should handle a tile with bg and coloured subrects', function () {
const info = [{ x: 0, y: 0, width: 4, height: 4, encoding: 0x05 }];
const rect = [];
rect.push(0x02 | 0x08 | 0x10); // bg spec, anysubrects, colouredsubrects
push32(rect, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
rect.push(2); // 2 subrects
rect.push(0xff); // becomes ff0000ff --> #0000FF fg color
rect.push(0x00);
rect.push(0x00);
rect.push(0xff);
rect.push(0); // x: 0, y: 0
rect.push(1 | (1 << 4)); // width: 2, height: 2
rect.push(0xff); // becomes ff0000ff --> #0000FF fg color
rect.push(0x00);
rect.push(0x00);
rect.push(0xff);
rect.push(2 | (2 << 4)); // x: 2, y: 2
rect.push(1 | (1 << 4)); // width: 2, height: 2
sendFbuMsg(info, [rect], client);
expect(client._display).to.have.displayed(targetDataCheck);
});
it('should carry over fg and bg colors from the previous tile if not specified', function () {
client._fbWidth = 4;
client._fbHeight = 17;
client._display.resize(4, 17);
const info = [{ x: 0, y: 0, width: 4, height: 17, encoding: 0x05}];
const rect = [];
rect.push(0x02 | 0x04 | 0x08); // bg spec, fg spec, anysubrects
push32(rect, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
rect.push(0xff); // becomes ff0000ff --> #0000FF fg color
rect.push(0x00);
rect.push(0x00);
rect.push(0xff);
rect.push(8); // 8 subrects
for (let i = 0; i < 4; i++) {
rect.push((0 << 4) | (i * 4)); // x: 0, y: i*4
rect.push(1 | (1 << 4)); // width: 2, height: 2
rect.push((2 << 4) | (i * 4 + 2)); // x: 2, y: i * 4 + 2
rect.push(1 | (1 << 4)); // width: 2, height: 2
}
rect.push(0x08); // anysubrects
rect.push(1); // 1 subrect
rect.push(0); // x: 0, y: 0
rect.push(1 | (1 << 4)); // width: 2, height: 2
sendFbuMsg(info, [rect], client);
let expected = [];
for (let i = 0; i < 4; i++) { expected = expected.concat(targetDataCheckArr); }
expected = expected.concat(targetDataCheckArr.slice(0, 16));
expect(client._display).to.have.displayed(new Uint8Array(expected));
});
it('should fail on an invalid subencoding', function () {
sinon.spy(client, "_fail");
const info = [{ x: 0, y: 0, width: 4, height: 4, encoding: 0x05 }];
const rects = [[45]]; // an invalid subencoding
sendFbuMsg(info, rects, client);
expect(client._fail).to.have.been.calledOnce;
});
});
it.skip('should handle the TIGHT encoding', function () {
// TODO(directxman12): test this
});
it.skip('should handle the TIGHT_PNG encoding', function () {
// TODO(directxman12): test this
});
it('should handle the DesktopSize pseduo-encoding', function () {
sinon.spy(client._display, 'resize');
sendFbuMsg([{ x: 0, y: 0, width: 20, height: 50, encoding: -223 }], [[]], client);

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kasmweb/tests/test.rre.js Normal file
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const expect = chai.expect;
import Websock from '../core/websock.js';
import Display from '../core/display.js';
import RREDecoder from '../core/decoders/rre.js';
import FakeWebSocket from './fake.websocket.js';
function testDecodeRect(decoder, x, y, width, height, data, display, depth) {
let sock;
sock = new Websock;
sock.open("ws://example.com");
sock.on('message', () => {
decoder.decodeRect(x, y, width, height, sock, display, depth);
});
sock._websocket._receiveData(new Uint8Array(data));
display.flip();
}
function push16(arr, num) {
arr.push((num >> 8) & 0xFF,
num & 0xFF);
}
function push32(arr, num) {
arr.push((num >> 24) & 0xFF,
(num >> 16) & 0xFF,
(num >> 8) & 0xFF,
num & 0xFF);
}
describe('RRE Decoder', function () {
let decoder;
let display;
before(FakeWebSocket.replace);
after(FakeWebSocket.restore);
beforeEach(function () {
decoder = new RREDecoder();
display = new Display(document.createElement('canvas'));
display.resize(4, 4);
});
// TODO(directxman12): test rre_chunk_sz?
it('should handle the RRE encoding', function () {
let data = [];
push32(data, 2); // 2 subrects
push32(data, 0xff00ff); // becomes 00ff00ff --> #00FF00 bg color
data.push(0xff); // becomes ff0000ff --> #0000FF color
data.push(0x00);
data.push(0x00);
data.push(0xff);
push16(data, 0); // x: 0
push16(data, 0); // y: 0
push16(data, 2); // width: 2
push16(data, 2); // height: 2
data.push(0xff); // becomes ff0000ff --> #0000FF color
data.push(0x00);
data.push(0x00);
data.push(0xff);
push16(data, 2); // x: 2
push16(data, 2); // y: 2
push16(data, 2); // width: 2
push16(data, 2); // height: 2
testDecodeRect(decoder, 0, 0, 4, 4, data, 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);
});
});

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const expect = chai.expect;
import Websock from '../core/websock.js';
import Display from '../core/display.js';
import TightDecoder from '../core/decoders/tight.js';
import FakeWebSocket from './fake.websocket.js';
function testDecodeRect(decoder, x, y, width, height, data, display, depth) {
let sock;
sock = new Websock;
sock.open("ws://example.com");
sock.on('message', () => {
decoder.decodeRect(x, y, width, height, sock, display, depth);
});
sock._websocket._receiveData(new Uint8Array(data));
display.flip();
}
describe('Tight Decoder', function () {
let decoder;
let display;
before(FakeWebSocket.replace);
after(FakeWebSocket.restore);
beforeEach(function () {
decoder = new TightDecoder();
display = new Display(document.createElement('canvas'));
display.resize(4, 4);
});
it.skip('should handle the Tight encoding', function () {
// TODO(directxman12): test this
});
});

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const expect = chai.expect;
import Websock from '../core/websock.js';
import Display from '../core/display.js';
import TightPngDecoder from '../core/decoders/tightpng.js';
import FakeWebSocket from './fake.websocket.js';
function testDecodeRect(decoder, x, y, width, height, data, display, depth) {
let sock;
sock = new Websock;
sock.open("ws://example.com");
sock.on('message', () => {
decoder.decodeRect(x, y, width, height, sock, display, depth);
});
sock._websocket._receiveData(new Uint8Array(data));
display.flip();
}
describe('TightPng Decoder', function () {
let decoder;
let display;
before(FakeWebSocket.replace);
after(FakeWebSocket.restore);
beforeEach(function () {
decoder = new TightPngDecoder();
display = new Display(document.createElement('canvas'));
display.resize(4, 4);
});
it.skip('should handle the TightPng encoding', function () {
// TODO(directxman12): test this
});
});