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error emitters should return more than just the error

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update tests, and properly catch error conditions in worker event tests
This commit is contained in:
Joe Fleming
2016-07-08 17:12:53 -07:00
parent a2391a30c5
commit 362469f541
2 changed files with 60 additions and 14 deletions
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40
src/worker.js
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@@ -8,6 +8,14 @@ import { WorkerTimeoutError, UnspecifiedWorkerError } from './helpers/errors';
const puid = new Puid();
const debug = logger('esqueue:worker');
function formatJobObject(job) {
return {
index: job._index,
type: job._type,
id: job._id,
};
}
export default class Job extends events.EventEmitter {
constructor(queue, type, workerFn, opts = {}) {
if (typeof type !== 'string') throw new Error('Type must be a string');
@@ -35,6 +43,25 @@ export default class Job extends events.EventEmitter {
clearInterval(this._checker);
}
toJSON() {
return {
id: this.id,
index: this.queue.index,
jobType: this.jobType,
doctype: this.doctype,
};
}
_formatErrorParams(err, job) {
const response = {
error: err,
worker: this.toJSON(),
};
if (job) response.job = formatJobObject(job);
return response;
}
_claimJob(job) {
const m = moment();
const startTime = m.toISOString();
@@ -69,7 +96,7 @@ export default class Job extends events.EventEmitter {
.catch((err) => {
if (err.statusCode === 409) return true;
this.debug(`_claimJob failed on job ${job._id}`, err);
this.emit(constants.EVENT_WORKER_JOB_CLAIM_ERROR, err);
this.emit(constants.EVENT_WORKER_JOB_CLAIM_ERROR, this._formatErrorParams(err, job));
return false;
});
}
@@ -98,7 +125,7 @@ export default class Job extends events.EventEmitter {
.catch((err) => {
if (err.statusCode === 409) return true;
this.debug(`_failJob failed to update job ${job._id}`, err);
this.emit(constants.EVENT_WORKER_FAIL_UPDATE_ERROR, err);
this.emit(constants.EVENT_WORKER_FAIL_UPDATE_ERROR, this._formatErrorParams(err, job));
return false;
});
}
@@ -151,6 +178,7 @@ export default class Job extends events.EventEmitter {
// job execution was successful
this.debug(`Completed job ${job._id}`);
const emitJob = formatJobObject(job);
const completedTime = moment().toISOString();
const docOutput = this._formatOutput(output);
@@ -170,7 +198,7 @@ export default class Job extends events.EventEmitter {
.catch((err) => {
if (err.statusCode === 409) return false;
this.debug(`Failure saving job output ${job._id}`, err);
this.emit(constants.EVENT_WORKER_JOB_UPDATE_ERROR, err);
this.emit(constants.EVENT_WORKER_JOB_UPDATE_ERROR, this._formatErrorParams(err, job));
});
}, (jobErr) => {
if (!jobErr) {
@@ -182,12 +210,12 @@ export default class Job extends events.EventEmitter {
// job execution failed
if (jobErr.type === 'WorkerTimeoutError') {
this.debug(`Timeout on job ${job._id}`);
this.emit(constants.EVENT_WORKER_JOB_TIMEOUT_ERROR, jobErr);
this.emit(constants.EVENT_WORKER_JOB_TIMEOUT_ERROR, this._formatErrorParams(jobErr, job));
return;
}
this.debug(`Failure occurred on job ${job._id}`, jobErr);
this.emit(constants.EVENT_WORKER_JOB_EXECUTION_ERROR, jobErr);
this.emit(constants.EVENT_WORKER_JOB_EXECUTION_ERROR, this._formatErrorParams(jobErr, job));
return this._failJob(job, (jobErr.toString) ? jobErr.toString() : false);
});
}
@@ -288,7 +316,7 @@ export default class Job extends events.EventEmitter {
if (err.status === 404) return [];
this.debug('job querying failed', err);
this.emit(constants.EVENT_WORKER_JOB_SEARCH_ERROR, err);
this.emit(constants.EVENT_WORKER_JOB_SEARCH_ERROR, this._formatErrorParams(err));
});
}
}