chore(mysql2): adding TAV script

packages/opentelemetry-test-utils/test-utils.ts

@@ -28,6 +28,7 @@ import {
   hrTimeToMilliseconds,
   hrTimeToMicroseconds,
 } from '@opentelemetry/core';
+import * as path from 'path';
 
 const dockerRunCmds = {
   cassandra:
@@ -135,3 +136,9 @@ export interface TimedEvent {
   /** The attributes of the event. */
   attributes?: SpanAttributes;
 }
+
+export const getPackageVersion = (packageName: string) => {
+  const packagePath = require.resolve(packageName);
+  const packageJsonPath = path.join(path.dirname(packagePath), 'package.json');
+  return require(packageJsonPath).version;
+};

plugins/node/opentelemetry-instrumentation-mysql2/.tav.yml

@@ -0,0 +1,6 @@
+mysql2:
+  versions: 2.*
+  commands: npm run test
+
+  # Fix missing `test-utils` package
+  pretest: npm run --prefix ../../../ lerna:link 

plugins/node/opentelemetry-instrumentation-mysql2/package.json

@@ -15,6 +15,7 @@
     "prepare": "npm run compile",
     "tdd": "npm run test -- --watch-extensions ts --watch",
     "test": "nyc ts-mocha -p tsconfig.json 'test/**/*.test.ts'",
+    "test-all-versions": "tav",
     "version:update": "node ../../../scripts/version-update.js"
   },
   "keywords": [
@@ -58,6 +59,7 @@
     "mysql2": "2.3.0",
     "nyc": "15.1.0",
     "rimraf": "3.0.2",
+    "test-all-versions": "5.0.1",
     "ts-mocha": "8.0.0",
     "typescript": "4.3.5"
   },

plugins/node/opentelemetry-instrumentation-mysql2/test/mysql.test.ts

@@ -27,6 +27,7 @@ import {
 import * as assert from 'assert';
 import { MySQL2Instrumentation } from '../src';
 
+const LIB_VERSION = testUtils.getPackageVersion('mysql2');
 const port = Number(process.env.MYSQL_PORT) || 33306;
 const database = process.env.MYSQL_DATABASE || 'test_db';
 const host = process.env.MYSQL_HOST || '127.0.0.1';
@@ -117,11 +118,16 @@ describe('mysql@2.x', () => {
     instrumentation.disable();
     connection.end(() => {
       pool.end(() => {
-        // PoolCluster.end types in the package are invalid
-        // https://github.com/sidorares/node-mysql2/pull/1332
-        (poolCluster as any).end(() => {
+        if (isPoolClusterEndIgnoreCallback()) {
+          poolCluster.end();
           done();
-        });
+        } else {
+          // PoolCluster.end types in the package are invalid
+          // https://github.com/sidorares/node-mysql2/pull/1332
+          (poolCluster as any).end(() => {
+            done();
+          });
+        }
       });
     });
   });
@@ -659,3 +665,9 @@ function assertSpan(
     assert.strictEqual(span.status.code, SpanStatusCode.ERROR);
   }
 }
+
+function isPoolClusterEndIgnoreCallback() {
+  // Since v2.2.0 `end` function respect callback
+  // https://github.com/sidorares/node-mysql2/commit/1481015626e506754adc4308e5508356a3a03aa0
+  return ['2.0.0', '2.0.1', '2.0.2', '2.1.0'].includes(LIB_VERSION);
+}