import test from 'node:test';
import assert from 'node:assert/strict';
import vm from 'node:vm';
import {readFileSync} from 'node:fs';
const source=readFileSync(new URL('../scripts/native-tabs-smoke.mjs',import.meta.url),'utf8'),c=vm.createContext({});
vm.runInContext(source.slice(source.indexOf('function exportCountsByService'),source.indexOf('const diagnosticStatus')),c);
const resource=name=>({resource:{attributes:[{key:'service.name',value:{stringValue:name}}]}});
test('shared native receiver distinguishes actual browser exports from backend batches',()=>{
 const records=[{payload:{resourceSpans:[resource('safetynet-browser')]}},{payload:{resourceLogs:[resource('safetynet-browser')]}},{payload:{resourceSpans:[resource('safetynet-control-plane')]}}];
 assert.deepEqual({...c.exportCountsByService(records)},{browser:2,controlPlane:1,unknown:0});
 records.push({payload:{resourceSpans:[resource('safetynet-control-plane')]}});assert.deepEqual({...c.exportCountsByService(records)},{browser:2,controlPlane:2,unknown:0});
 records.push({payload:{resourceMetrics:[resource('safetynet-browser'),resource('safetynet-browser')]}});assert.equal(c.exportCountsByService(records).browser,3,'Count transport requests, not resource groups');
});
test('unattributed and mixed batches cannot disappear from collector accounting',()=>{
 assert.deepEqual({...c.exportCountsByService([{payload:{}},{payload:{resourceSpans:[resource('unexpected')]}},{payload:{resourceSpans:[resource('safetynet-browser'),resource('safetynet-control-plane')]}}])},{browser:1,controlPlane:1,unknown:2});
});