Files
mongo/jstests/replsets/oplog_format_create_indexes.js

81 lines
3.5 KiB
JavaScript

/**
* Tests that the index's full specification is included in the oplog entry corresponding to its
* creation.
*/
(function() {
"use strict";
load("jstests/libs/get_index_helpers.js");
const rst = new ReplSetTest({nodes: 1});
rst.startSet();
rst.initiate();
const primary = rst.getPrimary();
const testDB = primary.getDB("test");
const oplogColl = primary.getDB("local").oplog.rs;
function testOplogEntryContainsIndexInfoObj(coll, keyPattern, indexOptions) {
assert.commandWorked(coll.createIndex(keyPattern, indexOptions));
const allIndexes = coll.getIndexes();
const indexSpec = GetIndexHelpers.findByKeyPattern(allIndexes, keyPattern);
assert.neq(
null,
indexSpec,
"Index with key pattern " + tojson(keyPattern) + " not found: " + tojson(allIndexes));
// Find the createIndexes command entries.
const indexCreationOplogQuery = {
op: "c",
ns: testDB.getName() + ".$cmd", "o.createIndexes": coll.getName()
};
const allOplogEntries = oplogColl.find(indexCreationOplogQuery).toArray();
// Preserve the JSON version of the originals, as we're going to delete fields.
const allOplogEntriesJson = tojson(allOplogEntries);
const indexSpecJson = tojson(indexSpec);
// Because of differences between the new and old oplog entries for createIndexes,
// treat the namespace part separately and compare entries without ns field.
const indexSpecNs = indexSpec.ns;
delete indexSpec.ns;
const found = allOplogEntries.filter((entry) => {
const entryNs = entry.o.ns || testDB.getName() + "." + entry.o.createIndexes;
const entrySpec = entry.o;
delete entrySpec.ns;
delete entrySpec.createIndexes;
return indexSpecNs === entryNs && bsonWoCompare(indexSpec, entrySpec) === 0;
});
assert.eq(1,
found.length,
"Failed to find full index specification " + indexSpecJson +
" in any oplog entry from index creation: " + allOplogEntriesJson);
assert.commandWorked(coll.dropIndex(keyPattern));
}
// Test that options both explicitly included in the command and implicitly filled in with
// defaults by the server are serialized into the corresponding oplog entry.
testOplogEntryContainsIndexInfoObj(testDB.oplog_format, {withoutAnyOptions: 1});
testOplogEntryContainsIndexInfoObj(testDB.oplog_format, {withV1: 1}, {v: 1});
testOplogEntryContainsIndexInfoObj(testDB.oplog_format,
{partialIndex: 1},
{partialFilterExpression: {field: {$exists: true}}});
// Test that the representation of an index's collation in the oplog on a collection with a
// non-simple default collation exactly matches that of the index's full specification.
assert.commandWorked(
testDB.runCommand({create: "oplog_format_collation", collation: {locale: "fr"}}));
testOplogEntryContainsIndexInfoObj(testDB.oplog_format_collation, {withDefaultCollation: 1});
testOplogEntryContainsIndexInfoObj(
testDB.oplog_format_collation, {withNonDefaultCollation: 1}, {collation: {locale: "en"}});
testOplogEntryContainsIndexInfoObj(testDB.oplog_format_collation, {withV1: 1}, {v: 1});
testOplogEntryContainsIndexInfoObj(
testDB.oplog_format_collation, {withSimpleCollation: 1}, {collation: {locale: "simple"}});
rst.stopSet();
})();