72 lines
2.5 KiB
TypeScript
72 lines
2.5 KiB
TypeScript
/*
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* Copyright The OpenTelemetry Authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* https://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import * as assert from 'assert';
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import { EventLogger, events } from '../../src';
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import { NoopEventLogger } from '../../src/NoopEventLogger';
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import { NoopEventLoggerProvider } from '../../src/NoopEventLoggerProvider';
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describe('API', () => {
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const dummyEventLogger = new NoopEventLogger();
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it('should expose a event logger provider via getEventLoggerProvider', () => {
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const provider = events.getEventLoggerProvider();
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assert.ok(provider);
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assert.strictEqual(typeof provider, 'object');
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});
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describe('GlobalEventLoggerProvider', () => {
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beforeEach(() => {
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events.disable();
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});
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it('should use the global event logger provider', () => {
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events.setGlobalEventLoggerProvider(new TestEventLoggerProvider());
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const eventLogger = events
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.getEventLoggerProvider()
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.getEventLogger('name');
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assert.deepStrictEqual(eventLogger, dummyEventLogger);
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});
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it('should not allow overriding global provider if already set', () => {
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const provider1 = new TestEventLoggerProvider();
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const provider2 = new TestEventLoggerProvider();
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events.setGlobalEventLoggerProvider(provider1);
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assert.equal(events.getEventLoggerProvider(), provider1);
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events.setGlobalEventLoggerProvider(provider2);
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assert.equal(events.getEventLoggerProvider(), provider1);
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});
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});
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describe('getEventLogger', () => {
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beforeEach(() => {
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events.disable();
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});
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it('should return a event logger instance from global provider', () => {
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events.setGlobalEventLoggerProvider(new TestEventLoggerProvider());
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const eventLogger = events.getEventLogger('myEventLogger');
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assert.deepStrictEqual(eventLogger, dummyEventLogger);
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});
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});
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class TestEventLoggerProvider extends NoopEventLoggerProvider {
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override getEventLogger(): EventLogger {
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return dummyEventLogger;
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}
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}
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});
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