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(function() {
var s = new ShardingTest({name: "movePrimary1", shards: 2});
initDB = function(name) {
var db = s.getDB(name);
var c = db.foo;
c.save({a: 1});
c.save({a: 2});
c.save({a: 3});
assert.eq(3, c.count());
return s.getPrimaryShard(name);
};
from = initDB("test1");
to = s.getOther(from);
assert.eq(3, from.getDB("test1").foo.count(), "from doesn't have data before move");
assert.eq(0, to.getDB("test1").foo.count(), "to has data before move");
assert.eq(s.normalize(s.config.databases.findOne({_id: "test1"}).primary),
s.normalize(from.name),
"not in db correctly to start");
s.printShardingStatus();
oldShardName = s.config.databases.findOne({_id: "test1"}).primary;
s.admin.runCommand({moveprimary: "test1", to: to.name});
s.printShardingStatus();
assert.eq(s.normalize(s.config.databases.findOne({_id: "test1"}).primary),
s.normalize(to.name),
"to in config db didn't change after first move");
assert.eq(0, from.getDB("test1").foo.count(), "from still has data after move");
assert.eq(3, to.getDB("test1").foo.count(), "to doesn't have data after move");
// move back, now using shard name instead of server address
s.admin.runCommand({moveprimary: "test1", to: oldShardName});
s.printShardingStatus();
assert.eq(s.normalize(s.config.databases.findOne({_id: "test1"}).primary),
oldShardName,
"to in config db didn't change after second move");
assert.eq(3, from.getDB("test1").foo.count(), "from doesn't have data after move back");
assert.eq(0, to.getDB("test1").foo.count(), "to has data after move back");
// attempting to move primary DB to non-existent shard should error out with appropriate code
var res = s.admin.runCommand({movePrimary: 'test1', to: 'dontexist'});
assert.commandFailed(res, 'attempting to use non-existent shard as primary should error out');
// ErrorCodes::ShardNotFound === 70
assert.eq(res.code, 70, 'ShardNotFound code not used');
s.stop();
})();
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