/
causal-consistency.yml
175 lines (166 loc) · 4.37 KB
/
causal-consistency.yml
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runOn:
-
minServerVersion: "4.0"
topology: ["replicaset"]
-
minServerVersion: "4.1.8"
topology: ["sharded", "load-balanced"]
database_name: &database_name "transaction-tests"
collection_name: &collection_name "test"
data:
- _id: 1
count: 0
tests:
- description: causal consistency
clientOptions:
retryWrites: false
operations:
# Update a document without a transaction.
- &updateOne
name: updateOne
object: collection
arguments:
session: session0
filter: {_id: 1}
update:
$inc: {count: 1}
result:
matchedCount: 1
modifiedCount: 1
upsertedCount: 0
# Updating the same document inside a transaction.
# Casual consistency ensures that the transaction snapshot is causally
# after the first updateOne.
- name: startTransaction
object: session0
- *updateOne
- name: commitTransaction
object: session0
expectations:
- command_started_event:
command:
update: *collection_name
updates:
- q: {_id: 1}
u: {$inc: {count: 1}}
ordered: true
lsid: session0
readConcern:
txnNumber:
startTransaction:
autocommit:
writeConcern:
command_name: update
database_name: *database_name
- command_started_event:
command:
update: *collection_name
updates:
- q: {_id: 1}
u: {$inc: {count: 1}}
ordered: true
readConcern:
afterClusterTime: 42
lsid: session0
txnNumber:
$numberLong: "1"
startTransaction: true
autocommit: false
writeConcern:
command_name: update
database_name: *database_name
- command_started_event:
command:
commitTransaction: 1
lsid: session0
txnNumber:
$numberLong: "1"
startTransaction:
autocommit: false
writeConcern:
command_name: commitTransaction
database_name: admin
outcome:
collection:
data:
- _id: 1
count: 2
- description: causal consistency disabled
clientOptions:
retryWrites: false
sessionOptions:
session0:
causalConsistency: false
operations:
# Insert a document without a transaction.
- name: insertOne
object: collection
arguments:
session: session0
document:
_id: 2
result:
insertedId: 2
- name: startTransaction
object: session0
- name: updateOne
object: collection
arguments:
session: session0
filter: {_id: 1}
update:
$inc: {count: 1}
result:
matchedCount: 1
modifiedCount: 1
upsertedCount: 0
- name: commitTransaction
object: session0
expectations:
- command_started_event:
command:
insert: *collection_name
documents:
- _id: 2
ordered: true
readConcern:
lsid: session0
txnNumber:
autocommit:
writeConcern:
command_name: insert
database_name: *database_name
- command_started_event:
command:
update: *collection_name
updates:
- q: {_id: 1}
u: {$inc: {count: 1}}
ordered: true
# No afterClusterTime
readConcern:
lsid: session0
txnNumber:
$numberLong: "1"
startTransaction: true
autocommit: false
writeConcern:
command_name: update
database_name: *database_name
- command_started_event:
command:
commitTransaction: 1
lsid: session0
txnNumber:
$numberLong: "1"
startTransaction:
autocommit: false
writeConcern:
command_name: commitTransaction
database_name: admin
outcome:
collection:
data:
- _id: 1
count: 1
- _id: 2