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| */ | ||
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| export * from './CollectorExporter'; | ||
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| export * from './CollectorMetricExporter'; | ||
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173 changes: 173 additions & 0 deletions
173
packages/opentelemetry-exporter-collector/test/common/CollectorMetricExporter.test.ts
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| /*! | ||
| * Copyright 2020, OpenTelemetry Authors | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * https://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| import { ExportResult, NoopLogger } from '@opentelemetry/core'; | ||
| import * as assert from 'assert'; | ||
| import * as sinon from 'sinon'; | ||
| import { CollectorMetricExporterBase } from '../../src/CollectorMetricExporterBase'; | ||
| import { ExporterOptions } from '../../src/types'; | ||
| import { MetricRecord, MeterProvider } from '@opentelemetry/metrics'; | ||
| import { Labels } from '@opentelemetry/api'; | ||
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| class CollectorMetricExporter extends CollectorMetricExporterBase { | ||
| onInit() {} | ||
| onShutdown() {} | ||
| sendMetrics() {} | ||
| getDefaultUrl(url: string) { return url || '';} | ||
| } | ||
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| describe('CollectorMetricExporter - common', () => { | ||
| let collectorExporter: CollectorMetricExporter; | ||
| let collectorExporterConfig: ExporterOptions; | ||
| let records: MetricRecord[]; | ||
| describe('constructor', () => { | ||
| let onInitSpy: any; | ||
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| beforeEach(() => { | ||
| onInitSpy = sinon.stub(CollectorMetricExporter.prototype, 'onInit'); | ||
| collectorExporterConfig = { | ||
| hostName: 'foo', | ||
| logger: new NoopLogger(), | ||
| serviceName: 'bar', | ||
| attributes: {}, | ||
| url: 'http://foo.bar.com', | ||
| }; | ||
| collectorExporter = new CollectorMetricExporter(collectorExporterConfig); | ||
| const meter = new MeterProvider().getMeter('test-meter'); | ||
| const labels: Labels = { ['keyb']: 'value2', ['keya']: 'value1' }; | ||
| const counter = meter.createCounter('name', { | ||
| labelKeys: ['keya', 'keyb'], | ||
| }); | ||
| counter.bind(labels).add(10); | ||
| meter.collect(); | ||
| records = meter.getBatcher().checkPointSet(); | ||
| }); | ||
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| afterEach(() => { | ||
| onInitSpy.restore(); | ||
| }); | ||
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| it('should create an instance', () => { | ||
| assert.ok(typeof collectorExporter !== 'undefined'); | ||
| }); | ||
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| it('should call onInit', () => { | ||
| assert.strictEqual(onInitSpy.callCount, 1); | ||
| }); | ||
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| describe('when config contains certain params', () => { | ||
| it('should set hostName', () => { | ||
| assert.strictEqual(collectorExporter.hostName, 'foo'); | ||
| }); | ||
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| it('should set serviceName', () => { | ||
| assert.strictEqual(collectorExporter.serviceName, 'bar'); | ||
| }); | ||
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| it('should set url', () => { | ||
| assert.strictEqual(collectorExporter.url, 'http://foo.bar.com'); | ||
| }); | ||
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| it('should set logger', () => { | ||
| assert.ok(collectorExporter.logger === collectorExporterConfig.logger); | ||
| }); | ||
| }); | ||
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| describe('when config is missing certain params', () => { | ||
| beforeEach(() => { | ||
| collectorExporter = new CollectorMetricExporter(); | ||
| }); | ||
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| it('should set default serviceName', () => { | ||
| assert.strictEqual(collectorExporter.serviceName, 'collector-metric-exporter'); | ||
| }); | ||
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| it('should set default logger', () => { | ||
| assert.ok(collectorExporter.logger instanceof NoopLogger); | ||
| }); | ||
| }); | ||
| }); | ||
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| describe('export', () => { | ||
| let spySend: any; | ||
| beforeEach(() => { | ||
| spySend = sinon.stub(CollectorMetricExporter.prototype, 'sendMetrics'); | ||
| collectorExporter = new CollectorMetricExporter(collectorExporterConfig); | ||
| }); | ||
| afterEach(() => { | ||
| spySend.restore(); | ||
| }); | ||
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| it('should export spans as collectorTypes.Spans', done => { | ||
| const metrics: MetricRecord[] = []; | ||
| metrics.push(Object.assign({}, records[0])); | ||
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| collectorExporter.export(metrics, () => {}); | ||
| setTimeout(() => { | ||
| const metric1 = spySend.args[0][0][0] as MetricRecord; | ||
| assert.deepStrictEqual(metrics[0], metric1); | ||
| done(); | ||
| }); | ||
| assert.strictEqual(spySend.callCount, 1); | ||
| }); | ||
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| describe('when exporter is shutdown', () => { | ||
| it('should not export anything but return callback with code "FailedNotRetryable"', () => { | ||
| const metrics: MetricRecord[] = []; | ||
| metrics.push(Object.assign({}, records[0])); | ||
| collectorExporter.shutdown(); | ||
| spySend.resetHistory(); | ||
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| const callbackSpy = sinon.spy(); | ||
| collectorExporter.export(metrics, callbackSpy); | ||
| const returnCode = callbackSpy.args[0][0]; | ||
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| assert.strictEqual( | ||
| returnCode, | ||
| ExportResult.FAILED_NOT_RETRYABLE, | ||
| 'return value is wrong' | ||
| ); | ||
| assert.strictEqual(spySend.callCount, 0, 'should not call send'); | ||
| }); | ||
| }); | ||
| }); | ||
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| describe('shutdown', () => { | ||
| let onShutdownSpy: any; | ||
| beforeEach(() => { | ||
| onShutdownSpy = sinon.stub(CollectorMetricExporter.prototype, 'onShutdown'); | ||
| collectorExporterConfig = { | ||
| hostName: 'foo', | ||
| logger: new NoopLogger(), | ||
| serviceName: 'bar', | ||
| attributes: {}, | ||
| url: 'http://foo.bar.com', | ||
| }; | ||
| collectorExporter = new CollectorMetricExporter(collectorExporterConfig); | ||
| }); | ||
| afterEach(() => { | ||
| onShutdownSpy.restore(); | ||
| }); | ||
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| it('should call onShutdown', done => { | ||
| collectorExporter.shutdown(); | ||
| setTimeout(() => { | ||
| assert.equal(onShutdownSpy.callCount, 1); | ||
| done(); | ||
| }); | ||
| }); | ||
| }); | ||
| }); |