57 lines
1.7 KiB
TypeScript
57 lines
1.7 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 * as sinon from 'sinon';
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import { globalErrorHandler, setGlobalErrorHandler } from '../../src';
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import { Exception } from '@opentelemetry/api';
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describe('globalErrorHandler', () => {
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let defaultHandler: sinon.SinonSpy;
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beforeEach(() => {
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defaultHandler = sinon.spy();
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setGlobalErrorHandler(defaultHandler);
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});
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it('receives errors', () => {
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const err = new Error('this is bad');
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globalErrorHandler(err);
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sinon.assert.calledOnceWithExactly(defaultHandler, err);
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});
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it('replaces delegate when handler is updated', () => {
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const err = new Error('this is bad');
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const newHandler = sinon.spy();
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setGlobalErrorHandler(newHandler);
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globalErrorHandler(err);
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sinon.assert.calledOnceWithExactly(newHandler, err);
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sinon.assert.notCalled(defaultHandler);
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});
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it('catches exceptions thrown in handler', () => {
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setGlobalErrorHandler((ex: Exception) => {
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throw new Error('bad things');
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});
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assert.doesNotThrow(() => {
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globalErrorHandler('an error');
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});
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});
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});
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