44 lines
1.5 KiB
JavaScript
44 lines
1.5 KiB
JavaScript
/**
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* Test that migration should fail if the destination shard does not
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* have the index and is not empty.
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*/
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var st = new ShardingTest({shards: 2});
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var testDB = st.s.getDB('test');
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testDB.adminCommand({enableSharding: 'test'});
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st.ensurePrimaryShard(testDB.toString(), st.shard1.shardName);
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testDB.adminCommand({shardCollection: 'test.user', key: {x: 1}});
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// Test procedure:
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// 1. Create index (index should now be in primary shard).
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// 2. Split chunk into 3 parts.
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// 3. Move 1 chunk to 2nd shard - should have no issues
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testDB.user.ensureIndex({a: 1, b: 1});
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testDB.adminCommand({split: 'test.user', middle: {x: 0}});
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testDB.adminCommand({split: 'test.user', middle: {x: 10}});
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// Collection does not exist, no chunk, index missing case at destination case.
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assert.commandWorked(
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testDB.adminCommand({moveChunk: 'test.user', find: {x: 0}, to: st.shard0.shardName}));
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// Drop index since last moveChunk created this.
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st.rs0.getPrimary().getDB('test').user.dropIndex({a: 1, b: 1});
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// Collection exist but empty, index missing at destination case.
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assert.commandWorked(
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testDB.adminCommand({moveChunk: 'test.user', find: {x: 10}, to: st.shard0.shardName}));
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// Drop index since last moveChunk created this.
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st.rs0.getPrimary().getDB('test').user.dropIndex({a: 1, b: 1});
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// Collection not empty, index missing at destination case.
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testDB.user.insert({x: 10});
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assert.commandFailed(
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testDB.adminCommand({moveChunk: 'test.user', find: {x: -10}, to: st.shard0.shardName}));
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st.stop();
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