chore(cli-repl): skip startup warnings for local atlas environments MONGOSH-1776 (#2165)

* Skip startup warnings by check cached connection info

* Adding a test

Author: kraenhansen

packages/cli-repl/src/mongosh-repl.spec.ts

@@ -1250,6 +1250,31 @@ describe('MongoshNodeRepl', function () {
           expect(output).to.not.contain('Error');
           expect(error).to.be.instanceof(MongoshCommandFailed);
         });
+
+        it('does not show anything if connecting to local Atlas', async function () {
+          // Make sure the startupWarnings resolves with errors
+          sp.runCommandWithCheck
+            .withArgs(
+              ADMIN_DB,
+              {
+                getLog: 'startupWarnings',
+              },
+              {}
+            )
+            .resolves({ ok: 1, log: logLines });
+          // Make sure the connection info indicates a local Atlas server
+          sp.getConnectionInfo.resolves({
+            extraInfo: {
+              uri: 'mongodb://localhost:27017/test',
+              is_local_atlas: true,
+            },
+            buildInfo: {},
+          });
+          await mongoshRepl.initialize(serviceProvider);
+          expect(output).to.not.contain(
+            'The server generated these startup warnings when booting'
+          );
+        });
       });
     }
   });

packages/cli-repl/src/mongosh-repl.ts

@@ -355,11 +355,17 @@ class MongoshNodeRepl implements EvaluationListener {
       // cf. legacy shell:
       // https://github.com/mongodb/mongo/blob/a6df396047a77b90bf1ce9463eecffbee16fb864/src/mongo/shell/mongo_main.cpp#L1003-L1026
       const { shellApi } = instanceState;
-      const banners = await Promise.all([
-        (async () => await shellApi._untrackedShow('startupWarnings'))(),
-        (async () => await shellApi._untrackedShow('automationNotices'))(),
-        (async () => await shellApi._untrackedShow('nonGenuineMongoDBCheck'))(),
-      ]);
+      // Assuming `instanceState.fetchConnectionInfo()` was already called above
+      const connectionInfo = instanceState.cachedConnectionInfo();
+      // Skipping startup warnings (see https://jira.mongodb.org/browse/MONGOSH-1776)
+      const bannerCommands = connectionInfo?.extraInfo?.is_local_atlas
+        ? ['automationNotices', 'nonGenuineMongoDBCheck']
+        : ['startupWarnings', 'automationNotices', 'nonGenuineMongoDBCheck'];
+      const banners = await Promise.all(
+        bannerCommands.map(
+          async (command) => await shellApi._untrackedShow(command)
+        )
+      );
       for (const banner of banners) {
         if (banner.value) {
           await shellApi.print(banner);