opentelemetry-js/packages/opentelemetry-instrumentation/test/browser/autoLoader.test.ts

77 lines
2.1 KiB
TypeScript

/*
* Copyright The 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.
*/
import { NOOP_METER_PROVIDER, NOOP_TRACER_PROVIDER } from '@opentelemetry/api';
import * as assert from 'assert';
import * as sinon from 'sinon';
import { registerInstrumentations } from '../../src';
import { OldClassPlugin } from '../../src/types_plugin_only';
class WebPlugin implements OldClassPlugin {
moduleName = 'WebPlugin';
enable() {}
disable() {}
}
describe('autoLoader', () => {
let sandbox: sinon.SinonSandbox;
let unload: Function | undefined;
beforeEach(() => {
sandbox = sinon.createSandbox();
});
afterEach(() => {
sandbox.restore();
if (typeof unload === 'function') {
unload();
unload = undefined;
}
});
describe('registerInstrumentations', () => {
describe('Old Plugins', () => {
let enableSpy: sinon.SinonSpy;
const tracerProvider = NOOP_TRACER_PROVIDER;
const meterProvider = NOOP_METER_PROVIDER;
let webPlugin: WebPlugin;
beforeEach(() => {
webPlugin = new WebPlugin();
enableSpy = sandbox.spy(webPlugin, 'enable');
unload = registerInstrumentations({
instrumentations: [webPlugin],
tracerProvider,
meterProvider,
});
});
afterEach(() => {
if (typeof unload === 'function') {
unload();
unload = undefined;
}
});
it('should enable a required plugin', () => {
assert.strictEqual(enableSpy.callCount, 1);
});
it('should set TracerProvider', () => {
assert.ok(enableSpy.lastCall.args[1] === tracerProvider);
});
});
});
});