Allow multiple values for subnet in docker_network (#371)

Author: florindragos

lib/puppet/type/docker_network.rb

@@ -11,7 +11,7 @@
     desc 'The network driver used by the network'
   end
 
-  newproperty(:subnet) do
+  newparam(:subnet, :array_matching => :all) do
     desc 'The subnet in CIDR format that represents a network segment'
   end
 

spec/unit/docker_network_spec.rb

@@ -8,6 +8,7 @@
     [
       :name,
       :provider,
+      :subnet,
       :gateway,
       :ip_range,
       :aux_address,
@@ -36,3 +37,27 @@
     end
   end
 end
+
+describe Puppet::Type.type(:docker_network).provider(:docker_network) do
+  let(:provider) { resource.provider }
+  let(:instance) { provider.class.instances.first }
+  let(:resource) do
+    Puppet::Type.type(:docker_network).new(
+      ensure: :present,
+      name: 'test-network',
+      driver: 'host',
+      subnet: ['192.168.3.0/24', '10.0.0.0/24']
+    )
+  end
+
+  before :each do
+    Puppet::Util.stubs(:which).with('docker').returns('/usr/local/bin/docker')
+  end
+
+  describe 'create' do
+    it 'creates a docker network' do
+      provider.class.expects(:docker).with(["network", "create", "--driver=#{resource[:driver]}", "--subnet=#{resource[:subnet][0]}", "--subnet=#{resource[:subnet][1]}", resource[:name]])
+      expect(provider.create).to be_nil
+    end
+  end
+end