{ "description": "connection establishment if loadBalanced is specified for non-load balanced clusters", "schemaVersion": "1.3", "runOnRequirements": [ { "topologies": [ "single", "sharded" ] } ], "createEntities": [ { "client": { "id": "lbTrueClient", "useMultipleMongoses": false, "uriOptions": { "loadBalanced": true } } }, { "database": { "id": "lbTrueDatabase", "client": "lbTrueClient", "databaseName": "lbTrueDb" } }, { "client": { "id": "lbFalseClient", "uriOptions": { "loadBalanced": false } } }, { "database": { "id": "lbFalseDatabase", "client": "lbFalseClient", "databaseName": "lbFalseDb" } } ], "_yamlAnchors": { "runCommandArguments": [ { "arguments": { "commandName": "ping", "command": { "ping": 1 } } } ] }, "tests": [ { "description": "operations against non-load balanced clusters fail if URI contains loadBalanced=true", "operations": [ { "name": "runCommand", "object": "lbTrueDatabase", "arguments": { "commandName": "ping", "command": { "ping": 1 } }, "expectError": { "errorContains": "Driver attempted to initialize in load balancing mode, but the server does not support this mode" } } ] }, { "description": "operations against non-load balanced clusters succeed if URI contains loadBalanced=false", "operations": [ { "name": "runCommand", "object": "lbFalseDatabase", "arguments": { "commandName": "ping", "command": { "ping": 1 } } } ] } ] }