mongo-python-driver/test/transactions/unified/read-pref.json

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{
"description": "read-pref",
"schemaVersion": "1.3",
"runOnRequirements": [
{
"minServerVersion": "4.0",
"topologies": [
"replicaset"
]
},
{
"minServerVersion": "4.1.8",
"topologies": [
"sharded",
"load-balanced"
]
}
],
"createEntities": [
{
"client": {
"id": "client0",
"useMultipleMongoses": false,
"observeEvents": [
"commandStartedEvent"
]
}
},
{
"database": {
"id": "database0",
"client": "client0",
"databaseName": "transaction-tests"
}
},
{
"collection": {
"id": "collection0",
"database": "database0",
"collectionName": "test"
}
},
{
"collection": {
"id": "collection_rp_primary",
"database": "database0",
"collectionName": "test"
}
},
{
"collection": {
"id": "collection_rp_secondary",
"database": "database0",
"collectionName": "test"
}
},
{
"session": {
"id": "session0",
"client": "client0"
}
}
],
"initialData": [
{
"collectionName": "test",
"databaseName": "transaction-tests",
"documents": []
}
],
"tests": [
{
"description": "default readPreference",
"operations": [
{
"object": "session0",
"name": "startTransaction"
},
{
"object": "collection0",
"name": "insertMany",
"arguments": {
"documents": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
],
"session": "session0"
},
"expectResult": {
"$$unsetOrMatches": {
"insertedIds": {
"$$unsetOrMatches": {
"0": 1,
"1": 2,
"2": 3,
"3": 4
}
}
}
}
},
{
"object": "collection_rp_secondary",
"name": "aggregate",
"arguments": {
"session": "session0",
"pipeline": [
{
"$match": {
"_id": 1
}
},
{
"$count": "count"
}
]
},
"expectResult": [
{
"count": 1
}
]
},
{
"object": "collection_rp_secondary",
"name": "find",
"arguments": {
"batchSize": 3,
"filter": {},
"session": "session0"
},
"expectResult": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
]
},
{
"object": "collection_rp_secondary",
"name": "aggregate",
"arguments": {
"pipeline": [
{
"$project": {
"_id": 1
}
}
],
"batchSize": 3,
"session": "session0"
},
"expectResult": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
]
},
{
"object": "session0",
"name": "commitTransaction"
}
],
"outcome": [
{
"collectionName": "test",
"databaseName": "transaction-tests",
"documents": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
]
}
]
},
{
"description": "primary readPreference",
"operations": [
{
"object": "session0",
"name": "startTransaction",
"arguments": {
"readPreference": {
"mode": "primary"
}
}
},
{
"object": "collection0",
"name": "insertMany",
"arguments": {
"documents": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
],
"session": "session0"
},
"expectResult": {
"$$unsetOrMatches": {
"insertedIds": {
"$$unsetOrMatches": {
"0": 1,
"1": 2,
"2": 3,
"3": 4
}
}
}
}
},
{
"object": "collection_rp_secondary",
"name": "aggregate",
"arguments": {
"session": "session0",
"pipeline": [
{
"$match": {
"_id": 1
}
},
{
"$count": "count"
}
]
},
"expectResult": [
{
"count": 1
}
]
},
{
"object": "collection_rp_secondary",
"name": "find",
"arguments": {
"batchSize": 3,
"filter": {},
"session": "session0"
},
"expectResult": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
]
},
{
"object": "collection_rp_secondary",
"name": "aggregate",
"arguments": {
"pipeline": [
{
"$project": {
"_id": 1
}
}
],
"batchSize": 3,
"session": "session0"
},
"expectResult": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
]
},
{
"object": "session0",
"name": "commitTransaction"
}
],
"outcome": [
{
"collectionName": "test",
"databaseName": "transaction-tests",
"documents": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
]
}
]
},
{
"description": "secondary readPreference",
"operations": [
{
"object": "session0",
"name": "startTransaction",
"arguments": {
"readPreference": {
"mode": "secondary"
}
}
},
{
"object": "collection0",
"name": "insertMany",
"arguments": {
"documents": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
],
"session": "session0"
},
"expectResult": {
"$$unsetOrMatches": {
"insertedIds": {
"$$unsetOrMatches": {
"0": 1,
"1": 2,
"2": 3,
"3": 4
}
}
}
}
},
{
"object": "collection_rp_primary",
"name": "aggregate",
"arguments": {
"session": "session0",
"pipeline": [
{
"$match": {
"_id": 1
}
},
{
"$count": "count"
}
]
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "collection_rp_primary",
"name": "find",
"arguments": {
"batchSize": 3,
"filter": {},
"session": "session0"
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "collection_rp_primary",
"name": "aggregate",
"arguments": {
"pipeline": [
{
"$project": {
"_id": 1
}
}
],
"batchSize": 3,
"session": "session0"
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "session0",
"name": "abortTransaction"
}
],
"outcome": [
{
"collectionName": "test",
"databaseName": "transaction-tests",
"documents": []
}
]
},
{
"description": "primaryPreferred readPreference",
"operations": [
{
"object": "session0",
"name": "startTransaction",
"arguments": {
"readPreference": {
"mode": "primaryPreferred"
}
}
},
{
"object": "collection0",
"name": "insertMany",
"arguments": {
"documents": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
],
"session": "session0"
},
"expectResult": {
"$$unsetOrMatches": {
"insertedIds": {
"$$unsetOrMatches": {
"0": 1,
"1": 2,
"2": 3,
"3": 4
}
}
}
}
},
{
"object": "collection_rp_primary",
"name": "aggregate",
"arguments": {
"session": "session0",
"pipeline": [
{
"$match": {
"_id": 1
}
},
{
"$count": "count"
}
]
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "collection_rp_primary",
"name": "find",
"arguments": {
"batchSize": 3,
"filter": {},
"session": "session0"
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "collection_rp_primary",
"name": "aggregate",
"arguments": {
"pipeline": [
{
"$project": {
"_id": 1
}
}
],
"batchSize": 3,
"session": "session0"
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "session0",
"name": "abortTransaction"
}
],
"outcome": [
{
"collectionName": "test",
"databaseName": "transaction-tests",
"documents": []
}
]
},
{
"description": "nearest readPreference",
"operations": [
{
"object": "session0",
"name": "startTransaction",
"arguments": {
"readPreference": {
"mode": "nearest"
}
}
},
{
"object": "collection0",
"name": "insertMany",
"arguments": {
"documents": [
{
"_id": 1
},
{
"_id": 2
},
{
"_id": 3
},
{
"_id": 4
}
],
"session": "session0"
},
"expectResult": {
"$$unsetOrMatches": {
"insertedIds": {
"$$unsetOrMatches": {
"0": 1,
"1": 2,
"2": 3,
"3": 4
}
}
}
}
},
{
"object": "collection_rp_primary",
"name": "aggregate",
"arguments": {
"session": "session0",
"pipeline": [
{
"$match": {
"_id": 1
}
},
{
"$count": "count"
}
]
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "collection_rp_primary",
"name": "find",
"arguments": {
"batchSize": 3,
"filter": {},
"session": "session0"
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "collection_rp_primary",
"name": "aggregate",
"arguments": {
"pipeline": [
{
"$project": {
"_id": 1
}
}
],
"batchSize": 3,
"session": "session0"
},
"expectError": {
"errorContains": "read preference in a transaction must be primary"
}
},
{
"object": "session0",
"name": "abortTransaction"
}
],
"outcome": [
{
"collectionName": "test",
"databaseName": "transaction-tests",
"documents": []
}
]
},
{
"description": "secondary write only",
"operations": [
{
"object": "session0",
"name": "startTransaction",
"arguments": {
"readPreference": {
"mode": "secondary"
}
}
},
{
"object": "collection0",
"name": "insertOne",
"arguments": {
"session": "session0",
"document": {
"_id": 1
}
},
"expectResult": {
"$$unsetOrMatches": {
"insertedId": {
"$$unsetOrMatches": 1
}
}
}
},
{
"object": "session0",
"name": "commitTransaction"
}
],
"outcome": [
{
"collectionName": "test",
"databaseName": "transaction-tests",
"documents": [
{
"_id": 1
}
]
}
]
}
]
}