b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
47 lines
2.3 KiB
JavaScript
47 lines
2.3 KiB
JavaScript
import test from 'node:test';
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import assert from 'node:assert/strict';
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import {readFileSync} from 'node:fs';
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import vm from 'node:vm';
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function camera() {
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const workers = [];
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const context = {setTimeout, clearTimeout, Subprocess: {async call() {
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let finish;
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const done = new Promise(resolve => { finish = resolve; });
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const worker = {closed:false, writes:[],
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stdin:{async close() {worker.closed=true;finish();}, async write(text) {worker.writes.push(text);}},
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wait:()=>done, kill:()=>finish()};
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workers.push(worker); return worker;
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}}};
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const source = readFileSync(new URL('../host/NativeCamera.sys.mjs', import.meta.url),'utf8')
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.replace(/^import .*;\n/gm,'').replace('export class NativeCamera','globalThis.NativeCamera = class NativeCamera');
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vm.runInNewContext(source,context);
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const service = new context.NativeCamera();
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service.packet = async () => ({ready:true,format:'nv21',width:640,height:480});
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return {service,workers};
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}
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test('a delayed stop or frame from the old camera cannot close its replacement',async()=>{
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const {service,workers}=camera(), actor={};
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const old=await service.request(actor,{action:'start',camera:'back'});
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const next=await service.request(actor,{action:'start',camera:'front'});
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assert.notEqual(old.session,next.session);assert.equal(workers[0].closed,true);
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await service.request(actor,{action:'stop',session:old.session});
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assert.equal(workers[1].closed,false);
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await assert.rejects(service.request(actor,{action:'frame',session:old.session}),/CAMERA_NOT_OPEN/);
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assert.equal(workers[1].closed,false);
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await service.request(actor,{action:'frame',session:next.session});
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assert.deepEqual(workers[1].writes,['frame\n']);
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await service.request(actor,{action:'stop',session:next.session});
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assert.equal(workers[1].closed,true);
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});
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test('a different actor cannot stop or use the current camera',async()=>{
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const {service,workers}=camera(), owner={}, other={};
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const meta=await service.request(owner,{action:'start'});
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await service.request(other,{action:'stop',session:meta.session});
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await assert.rejects(service.request(other,{action:'frame',session:meta.session}),/CAMERA_NOT_OPEN/);
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await assert.rejects(service.request(other,{action:'start'}),/CAMERA_BUSY/);
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assert.equal(workers[0].closed,false);
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await service.request(owner,{action:'stop',session:meta.session});
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});
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