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require 'spec_helper'
describe Mongo::Cluster::Topology do
let(:monitoring) do
Mongo::Monitoring.new(monitoring: false)
end
describe '.initial' do
context 'when provided a replica set option' do
let(:topology) do
described_class.initial([ 'a' ], monitoring, connect: :replica_set)
end
it 'returns a replica set topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::ReplicaSet)
end
context 'when the option is a String (due to YAML parsing)' do
let(:topology) do
described_class.initial([ 'a' ], monitoring, connect: 'replica_set')
end
it 'returns a replica set topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::ReplicaSet)
end
end
end
context 'when provided a single option' do
let(:topology) do
described_class.initial([ 'a' ], monitoring, connect: :direct)
end
it 'returns a single topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::Single)
end
it 'sets the seed on the topology' do
expect(topology.seed).to eq('a')
end
context 'when the option is a String (due to YAML parsing)' do
let(:topology) do
described_class.initial([ 'a' ], monitoring, connect: 'direct')
end
it 'returns a single topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::Single)
end
it 'sets the seed on the topology' do
expect(topology.seed).to eq('a')
end
end
end
context 'when provided a sharded option' do
let(:topology) do
described_class.initial([ 'a' ], monitoring, connect: :sharded)
end
it 'returns a sharded topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::Sharded)
end
context 'when the option is a String (due to YAML parsing)' do
let(:topology) do
described_class.initial([ 'a' ], monitoring, connect: 'sharded')
end
it 'returns a sharded topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::Sharded)
end
end
end
context 'when provided no option' do
context 'when a set name is in the options' do
let(:topology) do
described_class.initial([], monitoring, replica_set: 'testing')
end
it 'returns a replica set topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::ReplicaSet)
end
end
context 'when no set name is in the options' do
let(:topology) do
described_class.initial([], monitoring, {})
end
it 'returns an unknown topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::Unknown)
end
end
context 'when provided a single mongos', if: single_mongos? do
let(:topology) do
described_class.initial(ADDRESSES, monitoring, TEST_OPTIONS)
end
it 'returns a sharded topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::Sharded)
end
end
context 'when provided a single replica set member', if: single_rs_member? do
let(:topology) do
described_class.initial(ADDRESSES, monitoring, TEST_OPTIONS)
end
it 'returns a single topology' do
expect(topology).to be_a(Mongo::Cluster::Topology::Single)
end
end
end
end
end
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