VulpesOS/tests/ProbeChild.sys.mjs
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2026-09-30 23:13:03 +02:00

57 lines
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JavaScript

// Test-only actor, registered by tools/inspect-host.py through Marionette.
export class VulpesProbeChild extends JSWindowActorChild {
async receiveMessage(message) {
if (message.name === 'Tap') {
const {x,y}=message.data, win=this.contentWindow;
if (!Number.isFinite(x) || !Number.isFinite(y) || x<0 || y<0 ||
x>=win.innerWidth || y>=win.innerHeight) throw Error('INVALID_TEST_POINT');
const points=[{identifier:0,offsetX:x,offsetY:y,radiiX:1,radiiY:1}];
win.synthesizeTouchEvent('touchstart',points,0,{isAsyncEnabled:false});
const {setTimeout}=ChromeUtils.importESModule('resource://gre/modules/Timer.sys.mjs');
await new Promise(resolve=>setTimeout(resolve,80));
win.synthesizeTouchEvent('touchend',points,0,{isAsyncEnabled:false});
return true;
}
if (message.name === 'RenderedFonts') {
const document = this.contentWindow.document;
await document.fonts.ready;
const result = [];
function collect(root) {
const range = document.createRange();
range.selectNodeContents(root);
for (const face of InspectorUtils.getUsedFontFaces(range, 3, true)) {
result.push({
scope: root.host?.tagName || 'document',
name: face.name,
family: face.CSSFamilyName,
generic: face.CSSGeneric,
uri: face.URI,
fallback: face.fromSystemFallback,
samples: face.ranges.map(r => r.toString().slice(0, 80)),
});
}
for (const node of root.querySelectorAll('*')) {
if (node.shadowRoot) collect(node.shadowRoot);
}
}
collect(document.body);
return result;
}
if (message.name === 'TouchState') {
const actor = this.manager.getActor('VulpesTouch');
return {
top: this.browsingContext.top.id,
contexts: Services.cpmm.sharedData.get('vulpes:host-contexts'),
enabled: actor.simulator?.enabled,
native: Services.cpmm.sharedData.get('vulpes:native-touch') === true,
input:Services.cpmm.sharedData.get('vulpes:native-input'),
};
}
if (message.name !== 'Evaluate') throw new Error('Unknown probe command');
const sandbox = Cu.Sandbox(this.contentWindow, {
sandboxPrototype: this.contentWindow,
wantXrays: false,
});
return await Cu.evalInSandbox('(async () => {' + message.data + '})()', sandbox);
}
}