test(sdk-trace-base): pin core.hrtime dependencies on timeOrigin

Author: legendecas

karma.webpack.js

@@ -22,7 +22,7 @@ module.exports = {
   target: 'web',
   output: { filename: 'bundle.js' },
   resolve: { extensions: ['.ts', '.js'] },
-  devtool: 'inline-source-map',
+  devtool: 'eval-source-map',
   module: {
     rules: [
       { test: /\.ts$/, use: 'ts-loader' },

packages/opentelemetry-sdk-trace-base/test/common/Span.test.ts

@@ -29,14 +29,24 @@ import {
   hrTimeDuration,
   hrTimeToMilliseconds,
   hrTimeToNanoseconds,
+  otperformance as performance,
 } from '@opentelemetry/core';
 import { SemanticAttributes } from '@opentelemetry/semantic-conventions';
 import * as assert from 'assert';
+import * as sinon from 'sinon';
 import { BasicTracerProvider, Span, SpanProcessor } from '../../src';
 
 const performanceTimeOrigin = hrTime();
 
 describe('Span', () => {
+  beforeEach(() => {
+    sinon.stub(performance, 'timeOrigin')
+      .value(hrTimeToMilliseconds(performanceTimeOrigin));
+  })
+  afterEach(() => {
+    sinon.restore();
+  });
+
   const tracer = new BasicTracerProvider({
     spanLimits: {
       attributeValueLengthLimit: 100,