68 lines
2.4 KiB
JavaScript
68 lines
2.4 KiB
JavaScript
/**
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* Basic test from the drop collection command on a sharded cluster that verifies collections are
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* cleaned up properly.
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*/
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(function() {
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"use strict";
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var st = new ShardingTest({shards: 2});
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var testDB = st.s.getDB('test');
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// Test dropping an unsharded collection.
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assert.writeOK(testDB.bar.insert({x: 1}));
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assert.neq(null, testDB.bar.findOne({x: 1}));
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assert.commandWorked(testDB.runCommand({drop: 'bar'}));
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assert.eq(null, testDB.bar.findOne({x: 1}));
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// Test dropping a sharded collection.
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assert.commandWorked(st.s.adminCommand({enableSharding: 'test'}));
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st.ensurePrimaryShard('test', st.shard0.shardName);
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st.s.adminCommand({shardCollection: 'test.user', key: {_id: 1}});
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st.s.adminCommand({split: 'test.user', middle: {_id: 0}});
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assert.commandWorked(
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st.s.adminCommand({moveChunk: 'test.user', find: {_id: 0}, to: st.shard1.shardName}));
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assert.commandWorked(st.s.adminCommand({addShardToZone: st.shard1.shardName, zone: 'foo'}));
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assert.commandWorked(st.s.adminCommand(
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{updateZoneKeyRange: 'test.user', min: {_id: 0}, max: {_id: 10}, zone: 'foo'}));
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assert.writeOK(testDB.user.insert({_id: 10}));
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assert.writeOK(testDB.user.insert({_id: -10}));
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assert.neq(null, st.shard0.getDB('test').user.findOne({_id: -10}));
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assert.neq(null, st.shard1.getDB('test').user.findOne({_id: 10}));
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var configDB = st.s.getDB('config');
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var collDoc = configDB.collections.findOne({_id: 'test.user'});
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assert(!collDoc.dropped);
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assert.eq(2, configDB.chunks.count({ns: 'test.user'}));
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assert.eq(1, configDB.tags.count({ns: 'test.user'}));
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assert.commandWorked(testDB.runCommand({drop: 'user'}));
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assert.eq(null, st.shard0.getDB('test').user.findOne());
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assert.eq(null, st.shard1.getDB('test').user.findOne());
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// Call drop again to verify that the command is idempotent.
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assert.commandWorked(testDB.runCommand({drop: 'user'}));
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// Check for the collection with majority RC to verify that the write to remove the collection
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// document from the catalog has propagated to the majority snapshot.
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var findColl = configDB.runCommand(
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{find: 'collections', filter: {_id: 'test.user'}, readConcern: {'level': 'majority'}});
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collDoc = findColl.cursor.firstBatch[0];
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assert(collDoc.dropped);
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assert.eq(0, configDB.chunks.count({ns: 'test.user'}));
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assert.eq(0, configDB.tags.count({ns: 'test.user'}));
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st.stop();
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})();
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