PYTHON-4918 Add test that PoolClearedEvent is emitted before ConnectionCheckedInEvent/ConnectionCheckOutFailedEvent

Author: sleepyStick

.evergreen/remove-unimplemented-tests.sh

@@ -9,9 +9,9 @@ rm $PYMONGO/test/client-side-encryption/spec/unified/localSchema.json  # PYTHON-
 rm $PYMONGO/test/client-side-encryption/spec/unified/maxWireVersion.json  # PYTHON-5143
 rm $PYMONGO/test/unified-test-format/valid-pass/poc-queryable-encryption.json  # PYTHON-5143
 rm $PYMONGO/test/gridfs/rename.json  # PYTHON-4931
-rm $PYMONGO/test/discovery_and_monitoring/unified/pool-clear-application-error.json  # PYTHON-4918
-rm $PYMONGO/test/discovery_and_monitoring/unified/pool-clear-checkout-error.json  # PYTHON-4918
-rm $PYMONGO/test/discovery_and_monitoring/unified/pool-clear-min-pool-size-error.json  # PYTHON-4918
+#rm $PYMONGO/test/discovery_and_monitoring/unified/pool-clear-application-error.json  # PYTHON-4918
+#rm $PYMONGO/test/discovery_and_monitoring/unified/pool-clear-checkout-error.json  # PYTHON-4918
+#rm $PYMONGO/test/discovery_and_monitoring/unified/pool-clear-min-pool-size-error.json  # PYTHON-4918
 
 # Python doesn't implement DRIVERS-3064
 rm $PYMONGO/test/collection_management/listCollections-rawdata.json

.evergreen/spec-patch/PYTHON-4918.patch

@@ -49,15 +49,15 @@
       "type": "ConnectionCreated",
       "address": 42
     },
+    {
+      "type": "ConnectionPoolCleared",
+      "address": 42
+    },
     {
       "type": "ConnectionClosed",
       "address": 42,
       "connectionId": 42,
       "reason": "error"
-    },
-    {
-      "type": "ConnectionPoolCleared",
-      "address": 42
     }
   ],
   "ignore": [

test/connection_monitoring/pool-create-min-size-error.json

@@ -0,0 +1,149 @@
+{
+  "description": "pool-clear-application-error",
+  "schemaVersion": "1.4",
+  "runOnRequirements": [
+    {
+      "minServerVersion": "4.4",
+      "serverless": "forbid",
+      "topologies": [
+        "single",
+        "replicaset",
+        "sharded"
+      ]
+    }
+  ],
+  "createEntities": [
+    {
+      "client": {
+        "id": "setupClient",
+        "useMultipleMongoses": false
+      }
+    }
+  ],
+  "initialData": [
+    {
+      "collectionName": "find-network-error",
+      "databaseName": "sdam-tests",
+      "documents": [
+        {
+          "_id": 1
+        },
+        {
+          "_id": 2
+        }
+      ]
+    }
+  ],
+  "tests": [
+    {
+      "description": "Pool is cleared before application connection is checked into the pool",
+      "operations": [
+        {
+          "name": "failPoint",
+          "object": "testRunner",
+          "arguments": {
+            "client": "setupClient",
+            "failPoint": {
+              "configureFailPoint": "failCommand",
+              "mode": {
+                "times": 1
+              },
+              "data": {
+                "failCommands": [
+                  "find"
+                ],
+                "closeConnection": true,
+                "appName": "findNetworkErrorTest"
+              }
+            }
+          }
+        },
+        {
+          "name": "createEntities",
+          "object": "testRunner",
+          "arguments": {
+            "entities": [
+              {
+                "client": {
+                  "id": "client",
+                  "useMultipleMongoses": false,
+                  "observeEvents": [
+                    "poolClearedEvent",
+                    "connectionCheckedInEvent"
+                  ],
+                  "uriOptions": {
+                    "retryWrites": false,
+                    "retryReads": false,
+                    "appname": "findNetworkErrorTest"
+                  }
+                }
+              },
+              {
+                "database": {
+                  "id": "database",
+                  "client": "client",
+                  "databaseName": "sdam-tests"
+                }
+              },
+              {
+                "collection": {
+                  "id": "collection",
+                  "database": "database",
+                  "collectionName": "find-network-error"
+                }
+              }
+            ]
+          }
+        },
+        {
+          "name": "find",
+          "object": "collection",
+          "arguments": {
+            "filter": {
+              "_id": 1
+            }
+          },
+          "expectError": {
+            "isError": true
+          }
+        },
+        {
+          "name": "waitForEvent",
+          "object": "testRunner",
+          "arguments": {
+            "client": "client",
+            "event": {
+              "poolClearedEvent": {}
+            },
+            "count": 1
+          }
+        },
+        {
+          "name": "waitForEvent",
+          "object": "testRunner",
+          "arguments": {
+            "client": "client",
+            "event": {
+              "connectionCheckedInEvent": {}
+            },
+            "count": 1
+          }
+        }
+      ],
+      "expectEvents": [
+        {
+          "client": "client",
+          "eventType": "cmap",
+          "events": [
+            {
+              "poolClearedEvent": {}
+            },
+            {
+              "connectionCheckedInEvent": {}
+            }
+          ]
+        }
+      ]
+    }
+  ]
+}