b38dea0597
Share Gaia assets and adapters, keep private profiles and development documents local, and update both public READMEs.
57 lines
2.3 KiB
JavaScript
57 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 {ScreenPower} from '../services/screen-power.mjs';
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test('wake and brightness commands cannot apply a stale disabled state', async () => {
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const written = [];
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let release;
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const pending = new Promise(resolve => {release=resolve;});
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const state = {screenEnabled:false, screenBrightness:0};
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const power = new ScreenPower(state, async next => {
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if (!written.length) await pending;
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written.push({...next});
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});
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const wake = power.set('screenEnabled',true);
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const brightness = power.set('screenBrightness',0.5);
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await Promise.resolve();
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assert.equal(written.length,0);
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release();
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await Promise.all([wake,brightness]);
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assert.deepEqual(written,[{screenEnabled:true,screenBrightness:0},{screenEnabled:true,screenBrightness:0.5}]);
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});
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test('hardware failure preserves committed state and allows the next request', async () => {
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const state = {screenEnabled:true,screenBrightness:1};
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let fail = true;
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const power = new ScreenPower(state,async () => {if(fail)throw Error('offline');});
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await assert.rejects(power.set('screenEnabled',false),/offline/);
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assert.equal(state.screenEnabled,true);
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fail=false;
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await power.set('screenBrightness',0.5);
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assert.deepEqual(state,{screenEnabled:true,screenBrightness:0.5});
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});
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test('brightness bursts coalesce without crossing an off/on boundary', async () => {
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const state = {screenEnabled:true, screenBrightness:1};
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const written = [];
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let release;
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const gate = new Promise(resolve => {release=resolve;});
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const power = new ScreenPower(state, async next => {
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if (!written.length) await gate;
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written.push({...next});
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});
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const first = power.set('screenBrightness',0.99);
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await Promise.resolve();
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const burst = Array.from({length:100},(_,i)=>power.set('screenBrightness',i/100));
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const off = power.set('screenEnabled',false);
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const dark = power.set('screenBrightness',0.35);
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const on = power.set('screenEnabled',true);
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const last = power.set('screenBrightness',0.8);
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release();
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await Promise.all([first,...burst,off,dark,on,last]);
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assert.equal(written.length,6);
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assert.deepEqual(written.map(s=>[s.screenEnabled,s.screenBrightness]),[
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[true,.99],[true,.99],[false,.99],[false,.35],[true,.35],[true,.8]
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]);
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});
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