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// Test that having replica set names the same as the names of other shards works fine
(function() {
var st = new ShardingTest({name: "HostNames", shards: 0, mongos: 2, other: {rs: true}});
var rsA = new ReplSetTest({nodes: 2, name: "rsA"});
var rsB = new ReplSetTest({nodes: 2, name: "rsB"});
rsA.startSet();
rsB.startSet();
rsA.initiate();
rsB.initiate();
rsA.getPrimary();
rsB.getPrimary();
var mongos = st.s;
var config = mongos.getDB("config");
var admin = mongos.getDB("admin");
assert(admin.runCommand({addShard: rsA.getURL(), name: rsB.name}).ok);
printjson(config.shards.find().toArray());
assert(admin.runCommand({addShard: rsB.getURL(), name: rsA.name}).ok);
printjson(config.shards.find().toArray());
assert.eq(2, config.shards.count(), "Error adding a shard");
assert.eq(
rsB.getURL(), config.shards.findOne({_id: rsA.name})["host"], "Wrong host for shard rsA");
assert.eq(
rsA.getURL(), config.shards.findOne({_id: rsB.name})["host"], "Wrong host for shard rsB");
// Remove shard
assert(admin.runCommand({removeshard: rsA.name}).ok, "failed to start draining shard");
assert(admin.runCommand({removeshard: rsA.name}).ok, "failed to remove shard");
assert.eq(1, config.shards.count(), "Error removing a shard");
assert.eq(
rsA.getURL(), config.shards.findOne({_id: rsB.name})["host"], "Wrong host for shard rsB 2");
// Re-add shard
assert(admin.runCommand({addShard: rsB.getURL(), name: rsA.name}).ok);
printjson(config.shards.find().toArray());
assert.eq(2, config.shards.count(), "Error re-adding a shard");
assert.eq(
rsB.getURL(), config.shards.findOne({_id: rsA.name})["host"], "Wrong host for shard rsA 3");
assert.eq(
rsA.getURL(), config.shards.findOne({_id: rsB.name})["host"], "Wrong host for shard rsB 3");
st.stop();
})();
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