fix: Upgrade default node version to 14.x (#536)

* Updating default node version to 14.x

* Updating unit tests

* Update default node version

Author: daniel-cottone

src/index.ts

@@ -291,7 +291,7 @@ class ServerlessEsLogsPlugin {
         include: [`${this.logProcesserDir}/**`],
         individually: true,
       },
-      runtime: this.serverless.service.provider.runtime ?? 'nodejs12.x',
+      runtime: this.serverless.service.provider.runtime ?? 'nodejs14.x',
       timeout: 60,
       tracing: false,
     };

test/support/ServerlessBuilder.ts

@@ -52,7 +52,7 @@ export class ServerlessBuilder {
         },
         name: 'aws',
         region: 'us-east-1',
-        runtime: 'nodejs12.x',
+        runtime: 'nodejs14.x',
         stage: 'dev',
       },
     },

test/unit/plugin.test.ts

@@ -185,7 +185,7 @@ describe('serverless-es-logs :: Plugin tests', () => {
           const opts = {
             service: {
               provider: {
-                runtime: 'nodejs14.x'
+                runtime: 'nodejs16.x'
               },
               custom: {
                 esLogs: {
@@ -200,7 +200,7 @@ describe('serverless-es-logs :: Plugin tests', () => {
           serverless = new ServerlessBuilder(opts).build();
           plugin = new ServerlessEsLogsPlugin(serverless, options);
           plugin.hooks['after:package:initialize']();
-          expect(serverless.service.provider.runtime).to.equal('nodejs14.x');
+          expect(serverless.service.provider.runtime).to.equal('nodejs16.x');
         });
 
         it('should use default runtime if service does not specify runtime', () => {
@@ -223,7 +223,7 @@ describe('serverless-es-logs :: Plugin tests', () => {
           serverless = new ServerlessBuilder(opts).build();
           plugin = new ServerlessEsLogsPlugin(serverless, options);
           plugin.hooks['after:package:initialize']();
-          expect(serverless.service.provider.runtime).to.equal('nodejs12.x');
+          expect(serverless.service.provider.runtime).to.equal('nodejs14.x');
         });
 
       });