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// This test verifies readConcern behavior on a standalone mongod or embedded
// @tags: [requires_majority_read_concern]
(function() {
'use strict';
// For isWiredTiger.
load("jstests/concurrency/fsm_workload_helpers/server_types.js");
var t = db.read_concern;
t.drop();
assert.commandWorked(t.runCommand({insert: "read_concern", documents: [{x: 1}]}));
// Local readConcern succeed.
assert.commandWorked(t.runCommand({find: "read_concern", readConcern: {level: "local"}}),
"expected local readConcern to succeed on standalone mongod");
// Available readConcern succeed.
assert.commandWorked(t.runCommand({find: "read_concern", readConcern: {level: "available"}}),
"expected available readConcern to succeed on standalone mongod");
var majority_result = t.runCommand({find: "read_concern", readConcern: {level: "majority"}});
if (isWiredTiger(db) || isEphemeral(db)) {
// Majority readConcern succeed.
assert.commandWorked(majority_result,
"expected majority readConcern to succeed on standalone mongod");
} else {
// Majority readConcern fail.
assert.commandFailedWithCode(
majority_result,
[ErrorCodes.ReadConcernMajorityNotEnabled, ErrorCodes.NotImplemented],
"expected majority readConcern to fail on standalone mongod");
}
// Snapshot readConcern fail.
assert.commandFailedWithCode(t.runCommand({find: "read_concern", readConcern: {level: "snapshot"}}),
[ErrorCodes.NotAReplicaSet, ErrorCodes.NotImplemented],
"expected snapshot readConcern to fail on standalone mongod");
// Standalones don't support any operations with clusterTime.
assert.commandFailedWithCode(
t.runCommand(
{find: "read_concern", readConcern: {level: "local", afterClusterTime: Timestamp(0, 1)}}),
[ErrorCodes.IllegalOperation, ErrorCodes.NotImplemented],
"expected afterClusterTime read to fail on standalone mongod");
})();
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