stack/packages/bus/tests/limits.test.mjs

// REQ-LIMIT-1: only the existing verified human channel can read/write settings.
import test from 'node:test';
import assert from 'node:assert/strict';
import {mkdtempSync,rmSync,mkdirSync} from 'node:fs';
import {tmpdir} from 'node:os';
import {join} from 'node:path';
import {Broker} from '../src/broker.mjs';
import {Store} from '../src/store.mjs';
test('limits binds actor from human proof and rejects role, reader, tester and forged actor',t=>{
 const root=mkdtempSync(join(tmpdir(),'mosaic-limits-bus-')),store=new Store(root);t.after(()=>{store.close();rmSync(root,{recursive:true,force:true});});const calls=[];
 const b=new Broker({store,businesses:{demo:{id:'demo',human:'jason',arbiters:{technical:'coder',delivery:'coder'},vars:{'bus.tester':true},roles:{coder:{authority:{withinRole:[],crossRole:[]}}}}},organization:(...args)=>{calls.push(args);return {revision:'b'.repeat(64)};}});
 const human=b.bindHuman({business:'demo',human:'jason',via:'cli',outsideAgent:true}),role=b.bindLaunch({business:'demo',role:'coder',run:'coder-run',harness:'pi',address:'coder-run'}),reader=b.bindReader({business:'demo'}),tester=b.bindTester({business:'demo'}),patch={revision:'a'.repeat(64),limits:{total:0}};
 for(const cap of [role,reader,tester])for(const verb of ['limits','limits.set'])assert.throws(()=>b.request(cap,{verb,args:verb==='limits'?{}:patch}),/human-required/);
 assert.equal(calls.length,0);assert.throws(()=>b.request(human,{verb:'limits.set',args:{...patch,actor:'forged'}}),/invalid-request/);
 b.request(human,{verb:'limits'});b.request(human,{verb:'limits.set',args:patch});assert.deepEqual(calls,[['demo','limits',{},'jason'],['demo','limits.set',patch,'jason']]);
});
test('runtime wires verified human settings to the actual shared file writer and actor receipt',async t=>{
 const {startBroker}=await import('../src/runtime.mjs');const {businessDoc,rolesCopy,systemFor,writeJson}=await import('../../business/tests/helpers.mjs');const {readFileSync}=await import('node:fs');
 const root=mkdtempSync(join(tmpdir(),'mosaic-limits-runtime-')),rolesDir=rolesCopy(root),doc=businessDoc(root,'demo');writeJson(join(root,'businesses/demo.json'),doc);mkdirSync(join(root,'data'),{mode:0o700});
 const bus=await startBroker({dataRoot:join(root,'data'),businesses:{demo:{id:'demo',human:'jason',arbiters:{technical:'coder',delivery:'coder'},roles:{coder:{authority:{withinRole:[],crossRole:[]}}}}},organization:{dir:root,rolesDir,system:systemFor(root)}});
 t.after(async()=>{await bus.close();rmSync(root,{recursive:true,force:true});});const human=bus.broker.bindHuman({business:'demo',human:'jason',via:'cli',outsideAgent:true});
 const view=bus.broker.request(human,{verb:'limits'});const done=bus.broker.request(human,{verb:'limits.set',args:{revision:view.revision,limits:{total:0}}});assert.equal(done.limits.total,0);assert.equal(JSON.parse(readFileSync(join(root,'businesses/demo.json'),'utf8')).launch.limits.total,0);const receipt=JSON.parse(readFileSync(join(root,'businesses/.history/demo/changes.jsonl'),'utf8').trim().split('\n').at(-1));assert.equal(receipt.actor,'jason');assert.equal(receipt.state,'committed');
});
test('uncertain organization receipts leave bus startup and reads alone but refuse writes until reconciled',async t=>{
 const {startBroker}=await import('../src/runtime.mjs');const {businessDoc,rolesCopy,systemFor,writeJson}=await import('../../business/tests/helpers.mjs');const {organizationWriter}=await import('../../business/src/organization.mjs');const {readFileSync}=await import('node:fs');
 const root=mkdtempSync(join(tmpdir(),'mosaic-limits-recovery-')),rolesDir=rolesCopy(root),doc=businessDoc(root,'demo'),file=writeJson(join(root,'businesses/demo.json'),doc);mkdirSync(join(root,'data'),{mode:0o700});
 const writer=organizationWriter({dir:root,rolesDir}),original=readFileSync(file,'utf8'),revision=writer.read('demo').revision,next=structuredClone(doc);next.launch.limits.total=7;
 const interrupted=organizationWriter({dir:root,rolesDir,barrier:()=>{throw Error('fixture interruption');}});assert.throws(()=>interrupted.write('demo',next,{revision,actor:'jason'}));const external=structuredClone(doc);external.launch.limits.total=12;writeJson(file,external);const bytes=readFileSync(file,'utf8');
 const bus=await startBroker({dataRoot:join(root,'data'),businesses:{demo:{id:'demo',human:'jason',arbiters:{technical:'coder',delivery:'coder'},roles:{coder:{authority:{withinRole:[],crossRole:[]}}}}},organization:{dir:root,rolesDir,system:systemFor(root)}});t.after(async()=>{await bus.close();rmSync(root,{recursive:true,force:true});});
 const human=bus.broker.bindHuman({business:'demo',human:'jason',via:'cli',outsideAgent:true});const view=bus.broker.request(human,{verb:'limits'});assert.equal(view.limits.total,12);assert.throws(()=>bus.broker.request(human,{verb:'limits.set',args:{revision:view.revision,limits:{total:1}}}),/organization-uncertain/);assert.equal(readFileSync(file,'utf8'),bytes);
 // The operator reconciles the fixture to the recorded old whole document.
 writeJson(file,original);const reconciled=bus.broker.request(human,{verb:'limits'});const result=bus.broker.request(human,{verb:'limits.set',args:{revision:reconciled.revision,limits:{total:1}}});assert.equal(result.limits.total,1);
});