import test from 'node:test'
import assert from 'node:assert/strict'
import {queueJobs,jobView,elapsedSeconds,jobStageLabel,jobProgressView} from '../shared/studio2/queue-view.mjs'
test('queue shows every waiting job in order alongside the running job',()=>{
 const jobs=[{id:'late',state:'waiting',queuedAt:30},{id:'done',state:'complete',queuedAt:1},{id:'early',state:'waiting',queuedAt:10},{id:'active',state:'rendering',queuedAt:20},{id:'held',state:'held',queuedAt:40}]
 assert.deepEqual(queueJobs(jobs).map(j=>j.id),['active','early','late','held'])
 assert.equal(queueJobs(Array.from({length:15},(_,i)=>({id:i,state:'waiting',queuedAt:i}))).length,15)
})
test('enhancing stays on the active queue with the same job id as generate',()=>{
 const pe={id:'one',state:'enhancing',queuedAt:10}
 const behind={id:'two',state:'waiting',queuedAt:20}
 assert.deepEqual(queueJobs([behind,pe]).map(j=>j.id),['one','two'])
 assert.equal(jobStageLabel('enhancing'),'Enhancing prompt…')
 assert.equal(jobStageLabel('rendering'),'Generating…')
 assert.equal(jobStageLabel('submitting'),'Generating…')
 assert.deepEqual(jobProgressView(pe),{indeterminate:true,percent:null})
 assert.deepEqual(jobProgressView({state:'enhancing',progress:{step:2,maxStep:4,percent:50}}),{indeterminate:false,percent:50})
 assert.deepEqual(jobProgressView({state:'rendering',progress:{step:3,maxStep:6,percent:50}}),{indeterminate:false,percent:50})
 assert.equal(jobProgressView({state:'waiting'}),null)
 // PE → generate is a stage change on the same row, not a vanish frame
 const same=[{id:'one',state:'submitting',queuedAt:10},{id:'two',state:'waiting',queuedAt:20}]
 assert.deepEqual(queueJobs(same).map(j=>j.id),['one','two'])
})
test('authoritative completion ends a stale rendering row and freezes its timer',()=>{
 const record={state:'rendering',queuedAt:1000,startedAt:2000,updatedAt:5000}
 for(const status of ['complete','error','cancelled']){
  const result=jobView(record,{status,updatedAt:12000});assert.equal(elapsedSeconds(result,20000),10);assert.equal(elapsedSeconds(result,2000000),10);assert.equal(queueJobs([result]).length,0)
 }
 const live=jobView(record,null,{status:'complete'});assert.equal(live.state,'complete');assert.equal(elapsedSeconds(live,999999),3)
 assert.equal(jobView(record,null,{status:'complete',saving:true}).state,'rendering')
 assert.equal(elapsedSeconds({state:'complete',startedAt:2000,finishedAt:12000,updatedAt:200000},500000),10)
})