DRIVERS-3081: Relax requirement for optional fields and introducing appName for failPoints for transactions unified tests (#1742)

Author: sanych-sun

source/transactions/tests/unified/findOneAndReplace.json

@@ -88,7 +88,7 @@ tests:
                 findAndModify: *collection_name
                 query: { _id: 3 }
                 update: { x: 1 }
-                new: false
+                new: { $$unsetOrMatches: false }
                 lsid: { $$sessionLsid: *session0 }
                 txnNumber: { $numberLong: '1' }
                 startTransaction: true
@@ -178,7 +178,7 @@ tests:
                 findAndModify: *collection_name
                 query: { _id: 3 }
                 update: { x: 1 }
-                new: false
+                new: { $$unsetOrMatches: false }
                 lsid: { $$sessionLsid: *session0 }
                 txnNumber: { $numberLong: '1' }
                 startTransaction: true

source/transactions/tests/unified/findOneAndReplace.yml

@@ -130,7 +130,7 @@ tests:
                 findAndModify: *collection_name
                 query: { _id: 3 }
                 update: { $inc: { x: 1 } }
-                new: false
+                new: { $$unsetOrMatches: false }
                 lsid: { $$sessionLsid: *session0 }
                 txnNumber: { $numberLong: '1' }
                 startTransaction: true
@@ -173,7 +173,7 @@ tests:
                 findAndModify: *collection_name
                 query: { _id: 3 }
                 update: { $inc: { x: 1 } }
-                new: false
+                new: { $$unsetOrMatches: false }
                 lsid: { $$sessionLsid: *session0 }
                 txnNumber: { $numberLong: '2' }
                 startTransaction: true
@@ -201,7 +201,7 @@ tests:
                 findAndModify: *collection_name
                 query: { _id: 3 }
                 update: { $inc: { x: 1 } }
-                new: false
+                new: { $$unsetOrMatches: false }
                 lsid: { $$sessionLsid: *session0 }
                 txnNumber: { $numberLong: '3' }
                 startTransaction: true
@@ -277,7 +277,7 @@ tests:
                 findAndModify: *collection_name
                 query: { _id: 3 }
                 update: { $inc: { x: 1 } }
-                new: false
+                new: { $$unsetOrMatches: false }
                 lsid: { $$sessionLsid: *session0 }
                 txnNumber: { $numberLong: '1' }
                 startTransaction: true

source/transactions/tests/unified/findOneAndUpdate.json

@@ -150,6 +150,7 @@ tests:
                   # flight heartbeat refreshes the first mongoes' SDAM state in between
                   # the initial commitTransaction and the retry attempt.
                   heartbeatFrequencyMS: 30000
+                  appName: &appName transactionsClient
                 observeEvents:
                   - commandStartedEvent
             - database:
@@ -195,6 +196,7 @@ tests:
                 - isMaster
                 - hello
               closeConnection: true
+              appName: *appName
       # The first commitTransaction sees a retryable connection error due to
       # the fail point and also fails on the server. The retry attempt on a
       # new mongos will wait for the transaction to timeout and will fail

source/transactions/tests/unified/findOneAndUpdate.yml

@@ -527,6 +527,7 @@ tests:
                   # flight heartbeat refreshes the first mongoes' SDAM state in between
                   # the insert connection error and the single commit attempt.
                   heartbeatFrequencyMS: 30000
+                  appName: &appName transactionsClient
                 observeEvents:
                   - commandStartedEvent
             - database:
@@ -572,6 +573,7 @@ tests:
                 - isMaster
                 - hello
               closeConnection: true
+              appName: *appName
       -
         object: *collection1
         name: insertOne

source/transactions/tests/unified/mongos-recovery-token.json

@@ -606,7 +606,7 @@ tests:
                 findAndModify: *collection_name
                 query: { _id: 0 }
                 update: { x: 1 }
-                new: false
+                new: { $$unsetOrMatches: false }
                 <<: *transactionCommandArgs
               commandName: findAndModify
               databaseName: *database_name
@@ -642,7 +642,7 @@ tests:
                 findAndModify: *collection_name
                 query: { _id: 0 }
                 update: { $inc: { x: 1 } }
-                new: false
+                new: { $$unsetOrMatches: false }
                 <<: *transactionCommandArgs
               commandName: findAndModify
               databaseName: *database_name