diff options
Diffstat (limited to 'jstests/noPassthrough/hidden_index_noop.js')
-rw-r--r-- | jstests/noPassthrough/hidden_index_noop.js | 89 |
1 files changed, 89 insertions, 0 deletions
diff --git a/jstests/noPassthrough/hidden_index_noop.js b/jstests/noPassthrough/hidden_index_noop.js new file mode 100644 index 00000000000..b4ede42ff61 --- /dev/null +++ b/jstests/noPassthrough/hidden_index_noop.js @@ -0,0 +1,89 @@ +/** + * Validate that the 'collMod' command with 'hidden' field will return expected result document for + * the command and generate expected oplog entries in which hiding a hidden index or un-hiding a + * visible index will be a no-op if TTL index option is not involved. + * + * @tags: [requires_replication] + */ + +(function() { +"use strict"; +load("jstests/libs/get_index_helpers.js"); + +const rst = new ReplSetTest({nodes: 2, nodeOpts: {binVersion: "latest"}}); +rst.startSet(); +rst.initiate(); + +const dbName = jsTestName(); +const collName = "hidden_index"; +const primary = rst.getPrimary(); +const primaryDB = primary.getDB(dbName); +const primaryColl = primaryDB[collName]; +const oplogColl = primary.getDB("local")['oplog.rs']; + +// Validate that the generated oplog entries filtered by given filter are what we expect. +function validateCollModOplogEntryCount(hiddenFilter, expectedCount) { + let filter = { + "ns": `${dbName}.$cmd`, + "o.collMod": collName, + }; + filter = Object.assign(filter, hiddenFilter); + assert.eq(oplogColl.find(filter).count(), expectedCount); +} + +// Validate that the index-related fields in the result document for the 'collMod' command are what +// we expect. +function validateResultForCollMod(result, expectedResult) { + assert.eq(result.hidden_old, expectedResult.hidden_old, result); + assert.eq(result.hidden_new, expectedResult.hidden_new, result); + assert.eq(result.expireAfterSeconds_old, expectedResult.expireAfterSeconds_old, result); + assert.eq(result.expireAfterSeconds_new, expectedResult.expireAfterSeconds_new, result); +} + +primaryColl.drop(); +assert.commandWorked(primaryColl.createIndex({a: 1})); +assert.commandWorked(primaryColl.createIndex({b: 1}, {expireAfterSeconds: 5})); + +// Hiding a non-hidden index will generate the oplog entry with a 'hidden_old: false'. +let result = assert.commandWorked(primaryColl.hideIndex('a_1')); +validateResultForCollMod(result, {hidden_old: false, hidden_new: true}); +validateCollModOplogEntryCount({"o.index.hidden": true, "o2.hidden_old": false}, 1); + +// Hiding a hidden index won't generate both 'hidden' and 'hidden_old' field as it's a no-op. The +// result for no-op 'collMod' command shouldn't contain 'hidden' field. +result = assert.commandWorked(primaryColl.hideIndex('a_1')); +validateResultForCollMod(result, {}); +validateCollModOplogEntryCount({"o.index.hidden": true, "o2.hidden_old": true}, 0); + +// Un-hiding an hidden index will generate the oplog entry with a 'hidden_old: true'. +result = assert.commandWorked(primaryColl.unhideIndex('a_1')); +validateResultForCollMod(result, {hidden_old: true, hidden_new: false}); +validateCollModOplogEntryCount({"o.index.hidden": false, "o2.hidden_old": true}, 1); + +// Un-hiding a non-hidden index won't generate both 'hidden' and 'hidden_old' field as it's a no-op. +// The result for no-op 'collMod' command shouldn't contain 'hidden' field. +result = assert.commandWorked(primaryColl.unhideIndex('a_1')); +validateResultForCollMod(result, {}); +validateCollModOplogEntryCount({"o.index.hidden": false, "o2.hidden_old": false}, 0); + +// Validate that if both 'expireAfterSeconds' and 'hidden' options are specified but the 'hidden' +// option is a no-op, the operation as a whole will NOT be a no-op - instead, it will generate an +// oplog entry with only 'expireAfterSeconds'. Ditto for the command result returned to the user. +result = assert.commandWorked(primaryDB.runCommand({ + "collMod": primaryColl.getName(), + "index": {"name": "b_1", "expireAfterSeconds": 10, "hidden": false}, +})); +validateResultForCollMod(result, {expireAfterSeconds_old: 5, expireAfterSeconds_new: 10}); +validateCollModOplogEntryCount({ + "o.index.expireAfterSeconds": 10, + "o2.expireAfterSeconds_old": 5, +}, + 1); + +// Test that the index was successfully modified. +const idxSpec = GetIndexHelpers.findByName(primaryColl.getIndexes(), "b_1"); +assert.eq(idxSpec.hidden, undefined); +assert.eq(idxSpec.expireAfterSeconds, 10); + +rst.stopSet(); +})(); |