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62 lines
3.0 KiB
JavaScript
62 lines
3.0 KiB
JavaScript
/**
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* Tests that an index with unique or prepareUnique option cannot be built on a sharded collection
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* with an incompatible shard key, or the collection cannot be sharded with an incompatible
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* unique/prepareUnique index.
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*
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* @tags: [
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* # TODO(SERVER-61182): Fix WiredTigerKVEngine::alterIdentMetadata() under inMemory.
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* requires_persistence,
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* ]
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*/
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import {ShardingTest} from "jstests/libs/shardingtest.js";
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const st = new ShardingTest({shards: 1, mongos: 1});
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const dbName = "db";
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const db = st.getDB(dbName);
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const collNamePrefix = jsTestName();
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let count = 0;
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assert.commandWorked(st.s.adminCommand({enableSharding: dbName}));
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// Cannot shard the collection with a conflicting prepareUnique index.
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let coll = db[collNamePrefix + count++];
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assert.commandWorked(coll.createIndex({a: 1}, {prepareUnique: 1}));
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assert.commandFailedWithCode(st.s.adminCommand({shardCollection: coll.getFullName(), key: {b: 1}}),
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ErrorCodes.InvalidOptions);
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// Can shard the collection with a compatible prepareUnique index.
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assert.commandWorked(st.s.adminCommand({shardCollection: coll.getFullName(), key: {a: 1}}));
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// Cannot shard the collection with a conflicting unique index.
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coll = db[collNamePrefix + count++];
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assert.commandWorked(coll.createIndex({a: 1}, {unique: 1}));
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assert.commandFailedWithCode(st.s.adminCommand({shardCollection: coll.getFullName(), key: {b: 1}}),
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ErrorCodes.InvalidOptions);
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// Can shard the collection with a compatible unique index.
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assert.commandWorked(st.s.adminCommand({shardCollection: coll.getFullName(), key: {a: 1}}));
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// Cannot create the index with a conflicting shard key.
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coll = db[collNamePrefix + count++];
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assert.commandWorked(st.s.adminCommand({shardCollection: coll.getFullName(), key: {b: 1}}));
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assert.commandFailedWithCode(coll.createIndex({a: 1}, {prepareUnique: 1}),
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ErrorCodes.CannotCreateIndex);
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assert.commandFailedWithCode(coll.createIndex({a: 1}, {unique: 1}), ErrorCodes.CannotCreateIndex);
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// Can create the index with a compatible shard key.
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assert.commandWorked(coll.createIndex({b: 1, a: 1}, {prepareUnique: 1}));
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assert.commandWorked(coll.createIndex({b: 1, c: 1}, {unique: 1}));
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// Cannot convert an index to prepareUnique with a conflicting shard key.
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coll = db[collNamePrefix + count++];
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assert.commandWorked(st.s.adminCommand({shardCollection: coll.getFullName(), key: {b: 1}}));
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assert.commandWorked(coll.createIndex({a: 1}));
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assert.commandFailedWithCode(
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db.runCommand({collMod: coll.getName(), index: {keyPattern: {a: 1}, prepareUnique: true}}),
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ErrorCodes.InvalidOptions);
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// Can convert an index to prepareUnique and unique with a compatible shard key.
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assert.commandWorked(coll.createIndex({b: 1, d: 1}));
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assert.commandWorked(db.runCommand(
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{collMod: coll.getName(), index: {keyPattern: {b: 1, d: 1}, prepareUnique: true}}));
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assert.commandWorked(
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db.runCommand({collMod: coll.getName(), index: {keyPattern: {b: 1, d: 1}, unique: true}}));
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st.stop(); |