test(MongoInstance): test all mongodb LTS versions >=4.0

Author: hasezoey

packages/mongodb-memory-server-core/src/__tests__/testUtils/globalSetup.ts

@@ -5,7 +5,7 @@ import { assertion, isNullOrUndefined } from '../../util/utils';
 export = async function globalSetup(): Promise<void> {
   const defaultVersion = resolveConfig(ResolveConfigVariables.VERSION);
   assertion(!isNullOrUndefined(defaultVersion), new Error('Default version is not defined'));
-  const versions = [defaultVersion, '4.0.3'];
+  const versions = [defaultVersion, '4.0.25', '4.2.14', '4.4.6'];
   // Ensure all required versions are downloaded for tests
   for (const version of versions) {
     await MongoBinary.getPath({ version });

packages/mongodb-memory-server-core/src/util/__tests__/MongoInstance.test.ts

@@ -174,14 +174,36 @@ describe('MongodbInstance', () => {
     expect(dbUtil.isAlive(killerPid)).toBeFalsy();
   });
 
-  it('should work with mongodb 4.0.3', async () => {
-    const gotPort = await getPort({ port: 27445 });
-    const mongod = await MongodbInstance.create({
-      instance: { port: gotPort, dbPath: tmpDir.name },
-      binary: { version: '4.0.3' },
+  describe('should work with mongodb LTS releases', () => {
+    it('should work with mongodb 4.0', async () => {
+      const gotPort = await getPort({ port: 27445 });
+      const mongod = await MongodbInstance.create({
+        instance: { port: gotPort, dbPath: tmpDir.name },
+        binary: { version: '4.0.25' }, // explicit version instead of default to not mess it up later
+      });
+      expect(mongod.mongodProcess!.pid).toBeGreaterThan(0);
+      await mongod.stop();
+    });
+
+    it('should work with mongodb 4.2', async () => {
+      const gotPort = await getPort({ port: 27445 });
+      const mongod = await MongodbInstance.create({
+        instance: { port: gotPort, dbPath: tmpDir.name },
+        binary: { version: '4.2.14' },
+      });
+      expect(mongod.mongodProcess!.pid).toBeGreaterThan(0);
+      await mongod.stop();
+    });
+
+    it('should work with mongodb 4.4', async () => {
+      const gotPort = await getPort({ port: 27445 });
+      const mongod = await MongodbInstance.create({
+        instance: { port: gotPort, dbPath: tmpDir.name },
+        binary: { version: '4.4.6' },
+      });
+      expect(mongod.mongodProcess!.pid).toBeGreaterThan(0);
+      await mongod.stop();
     });
-    expect(mongod.mongodProcess!.pid).toBeGreaterThan(0);
-    await mongod.stop();
   });
 
   it('"kill" should not call "killProcess" if no childProcesses are not running', async () => {