mirror of https://github.com/mongodb/mongo
65 lines
2.5 KiB
JavaScript
65 lines
2.5 KiB
JavaScript
import {FixtureHelpers} from "jstests/libs/fixture_helpers.js";
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import {ShardingTest} from "jstests/libs/shardingtest.js";
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let s = new ShardingTest({shards: 2});
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assert.commandWorked(s.getDB("test1").runCommand({dropDatabase: 1}));
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var db = s.getDB("test1");
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let c = db.foo;
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c.save({a: 1});
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c.save({a: 2});
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c.save({a: 3});
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assert.eq(3, c.count());
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assert.commandWorked(db.runCommand({create: "view", viewOn: "foo", pipeline: [{$match: {a: 3}}]}));
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let fromShard = s.getPrimaryShard("test1");
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let toShard = s.getOther(fromShard);
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assert.eq(3, fromShard.getDB("test1").foo.count(), "from doesn't have data before move");
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assert.eq(0, toShard.getDB("test1").foo.count(), "to has data before move");
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assert.eq(1, s.s.getDB("test1").view.count(), "count on view incorrect before move");
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s.printShardingStatus();
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assert.eq(
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s.normalize(s.config.databases.findOne({_id: "test1"}).primary),
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s.normalize(fromShard.name),
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"not in db correctly to start",
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);
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let oldShardName = s.config.databases.findOne({_id: "test1"}).primary;
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assert.commandWorked(s.s0.adminCommand({movePrimary: "test1", to: toShard.name}));
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s.printShardingStatus();
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assert.eq(
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s.normalize(s.config.databases.findOne({_id: "test1"}).primary),
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s.normalize(toShard.name),
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"to in config db didn't change after first move",
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);
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// Collection data should only be moved if the collection is untracked.
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if (FixtureHelpers.isTracked(s.s.getDB("test1").getCollection("foo"))) {
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assert.eq(3, fromShard.getDB("test1").foo.count(), "from doesn't have data after move");
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assert.eq(0, toShard.getDB("test1").foo.count(), "to has data after move");
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assert.eq(1, s.s.getDB("test1").view.count(), "count on view incorrect after move");
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} else {
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assert.eq(0, fromShard.getDB("test1").foo.count(), "from still has data after move");
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assert.eq(3, toShard.getDB("test1").foo.count(), "to doesn't have data after move");
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assert.eq(1, s.s.getDB("test1").view.count(), "count on view incorrect after move");
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}
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// Move back, now using shard name instead of server address
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assert.commandWorked(s.s0.adminCommand({movePrimary: "test1", to: oldShardName}));
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s.printShardingStatus();
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assert.eq(
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s.normalize(s.config.databases.findOne({_id: "test1"}).primary),
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oldShardName,
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"to in config db didn't change after second move",
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);
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assert.eq(3, fromShard.getDB("test1").foo.count(), "from doesn't have data after move back");
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assert.eq(0, toShard.getDB("test1").foo.count(), "to has data after move back");
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assert.eq(1, s.s.getDB("test1").view.count(), "count on view incorrect after move back");
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s.stop();
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