mongo/jstests/replsets/rollback_transactions_count.js

61 lines
2.1 KiB
JavaScript

/**
* Tests that rollback fixes the transactions table and gets the correct fastcounts for
* transactions.
*
* @tags: [uses_transactions]
*/
import {RollbackTest} from "jstests/replsets/libs/rollback_test.js";
const testName = "rollback_transactions_count";
const dbName = testName;
const collName = "txnCollName";
const rollbackTest = new RollbackTest(testName);
const primary = rollbackTest.getPrimary();
const session1 = primary.startSession();
const sessionDb1 = session1.getDatabase(dbName);
const sessionColl1 = sessionDb1[collName];
assert.commandWorked(sessionColl1.insert({a: 1}));
session1.startTransaction();
assert.commandWorked(sessionColl1.insert({b: 1}));
assert.commandWorked(session1.commitTransaction_forTesting());
rollbackTest.awaitLastOpCommitted();
assert.commandWorked(primary.adminCommand({configureFailPoint: "disableSnapshotting", mode: "alwaysOn"}));
const session2 = primary.startSession();
const sessionDb2 = session2.getDatabase(dbName);
const sessionColl2 = sessionDb2[collName];
session2.startTransaction();
assert.commandWorked(sessionColl2.insert({c: 1}));
assert.commandWorked(session2.commitTransaction_forTesting());
rollbackTest.transitionToRollbackOperations();
session2.startTransaction();
assert.commandWorked(sessionColl2.insert({d: 1}));
assert.commandWorked(session2.commitTransaction_forTesting());
const session3 = primary.startSession();
const sessionDb3 = session3.getDatabase(dbName);
const sessionColl3 = sessionDb3[collName];
session3.startTransaction();
assert.commandWorked(sessionColl3.insert({e: 1}));
assert.commandWorked(session3.commitTransaction_forTesting());
assert.eq(sessionColl1.find().itcount(), 5);
rollbackTest.transitionToSyncSourceOperationsBeforeRollback();
rollbackTest.transitionToSyncSourceOperationsDuringRollback();
try {
rollbackTest.transitionToSteadyStateOperations();
} finally {
assert.commandWorked(primary.adminCommand({configureFailPoint: "disableSnapshotting", mode: "off"}));
}
assert.eq(sessionColl1.find().itcount(), 3);
assert.eq(primary.getDB("config")["transactions"].find().itcount(), 2);
rollbackTest.stop();