const {test}=require('node:test');
const assert=require('node:assert/strict');
const {findLogSource}=require('../out/logSource');
const expression='sensor.target_temperature_heatpump + 0.5';
const entry={app:'living_room_heatpump',message:`Error parsing string "${expression}" at character 0:Unknown variable : sensor.target_temperature_heatpump`};
test('resolves the failing expression inside the matching app rather than another app',()=>{
 const docs=[{path:'/conf/apps/heating.yaml',text:`bedroom_heatpump:\n  target_temperature: ${expression}\nliving_room_heatpump:\n  target_temperature: ${expression}\n`}];
 assert.deepEqual(findLogSource(entry,docs),{path:'/conf/apps/heating.yaml',line:4});
});
test('resolves a unique expression in a shared template and ignores comments',()=>{
 assert.deepEqual(findLogSource(entry,[{path:'/conf/apps/templates.yml',text:`# ${expression}\nlibrary:\n  value: ${expression}`}]),{path:'/conf/apps/templates.yml',line:3});
});
test('does not guess when a source is missing or ambiguous',()=>{
 assert.equal(findLogSource(entry,[]),undefined);
 assert.equal(findLogSource(entry,[{path:'a.yaml',text:`living_room_heatpump:\n  a: ${expression}\n  b: ${expression}`}]),undefined);
 assert.equal(findLogSource({...entry,message:'Initialization failed'},[]),undefined);
});