mirror of https://github.com/mongodb/mongo
43 lines
1.3 KiB
JavaScript
43 lines
1.3 KiB
JavaScript
/**
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* Basic test of sharding with a hashed shard key and other unique index. Does 2 things and checks
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* for consistent error:
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* 1. shard collection on hashed "a", ensure unique index {a:1, b:1}
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* 2. reverse order
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*/
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import {ShardingTest} from "jstests/libs/shardingtest.js";
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let s = new ShardingTest({shards: 1, mongos: 1});
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let dbName = "test";
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let collName = "foo";
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let ns = dbName + "." + collName;
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var db = s.getDB(dbName);
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let coll = db.getCollection(collName);
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// Enable sharding on DB
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assert.commandWorked(db.adminCommand({enablesharding: dbName}));
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// Shard a fresh collection using a hashed shard key
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assert.commandWorked(db.adminCommand({shardcollection: ns, key: {a: "hashed"}}));
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// Create unique index
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assert.commandWorked(coll.createIndex({a: 1, b: 1}, {unique: true}));
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jsTest.log("------ indexes -------");
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jsTest.log(tojson(coll.getIndexes()));
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// Second Part
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jsTest.log("------ dropping sharded collection to start part 2 -------");
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coll.drop();
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// Create unique index
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assert.commandWorked(coll.createIndex({a: 1, b: 1}, {unique: true}));
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// shard a fresh collection using a hashed shard key
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assert.commandWorked(db.adminCommand({shardcollection: ns, key: {a: "hashed"}}), "shardcollection didn't worked 2");
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s.printShardingStatus();
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jsTest.log("------ indexes 2-------");
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jsTest.log(tojson(coll.getIndexes()));
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s.stop();
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