require 'chef_metal_vsphere/vsphere_driver'
require 'chef_metal/chef_machine_spec'

	# A file named config.rb in the same directory as this spec file 
	# must exist containing the driver options to use for the test.
	# Here is an example:
	# {
	#   :driver_options => { 
	#   	:host => '213.45.67.88',
	#   	:user => 'vmapi',
	#   	:password => 'SuperSecureP@ssw0rd',
	#   	:insecure => true
	#   },
	#   :machine_options => { 
	# 		:start_timeout => 600, 
 #            :create_timeout => 600, 	  	
 #            :bootstrap_options => {
	#   		:datacenter => 'QA1',
	#   		:template_name => 'UBUNTU-12-64-TEMPLATE',
	#   		:vm_folder => 'DLAB',
	#   		:num_cpus => 2,
	#   		:network_name => 'vlan152_172.21.152',
	#   		:memory_mb => 4096,
	#   		:resource_pool => 'CLSTR02/DLAB',
	# 	  	:ssh => {
	# 	  		:user => 'root',
	# 	  		:password => 'SuperSecureP@ssw0rd',
	# 	  		:paranoid => false,
	# 	  		:port => 22
	# 	  	},
	# 	  	:convergence_options => {}
	#   	}
	#   }
	# }

describe "vsphere_driver" do
    include ChefMetalVsphere::Helpers

	before :all do
		@vm_name = "cmvd-test-#{SecureRandom.hex}"
		@metal_config = eval File.read(File.expand_path('../config.rb', __FILE__))
		Cheffish.honor_local_mode do
			chef_server = Cheffish.default_chef_server(Cheffish.profiled_config)
			puts "chef server:#{chef_server}"
			@machine_spec = ChefMetal::ChefMachineSpec.new({'name' => @vm_name}, chef_server)
			@driver = ChefMetal.driver_for_url("vsphere://#{@metal_config[:driver_options][:host]}", @metal_config)
			action_handler = ChefMetal::ActionHandler.new
			@driver.allocate_machine(action_handler, @machine_spec, @metal_config[:machine_options])
			@metal_config[:machine_options][:convergence_options] = {:chef_server => chef_server}
			machine = @driver.ready_machine(action_handler, @machine_spec, @metal_config[:machine_options])
			@server_id = @machine_spec.location['server_id']
			@connection = vim(@metal_config[:driver_options])
			@vm = find_vm_by_id(@server_id, @connection)
		end
	end


    context 'when allocating a machine' do

		it "adds machine to the correct folder" do
			expect(@vm.parent.name).to eq(@metal_config[:machine_options][:bootstrap_options][:vm_folder])
		end
		it "has a matching id with the machine_spec" do
			expect(@vm.config.instanceUuid).to eq(@machine_spec.location['server_id'])
		end
		it "has the correct name" do
	      	now = Time.now.utc
	      	trimmed_name = @vm.config.guestId.start_with?('win') ? @vm_name.byteslice(0,15) : @vm_name
	      	expected_name="#{trimmed_name}.#{@metal_config[:machine_options][:bootstrap_options][:customization_spec][:domain]}"
	        until (Time.now.utc - now) > 30 || (@vm.guest.hostName == expected_name) do
	          print "."
	          sleep 5
	        end
			expect(@vm.guest.hostName).to eq(expected_name)
		end
		it "has the correct number of CPUs" do
			expect(@vm.config.hardware.numCPU).to eq(@metal_config[:machine_options][:bootstrap_options][:num_cpus])
		end
		it "has the correct amount of memory" do
			expect(@vm.config.hardware.memoryMB).to eq(@metal_config[:machine_options][:bootstrap_options][:memory_mb])
		end
		it "is on the correct networks" do
			expect(@vm.network.map {|n| n.name}).to include(@metal_config[:machine_options][:bootstrap_options][:network_name][0])
			expect(@vm.network.map {|n| n.name}).to include(@metal_config[:machine_options][:bootstrap_options][:network_name][1])
		end
		it "is on the correct datastore" do
			expect(@vm.datastore[0].name).to eq(@metal_config[:machine_options][:bootstrap_options][:datastore])
		end
		it "is in the correct resource pool" do
			if @metal_config[:machine_options][:bootstrap_options].has_key?(:resource_pool)
				expect(@vm.resourcePool.name).to eq(@metal_config[:machine_options][:bootstrap_options][:resource_pool].split('/')[1])
			end
		end
		it "is in the correct host" do
			if @metal_config[:machine_options][:bootstrap_options].has_key?(:host)
				expect(@vm.runtime.host.name).to eq(@metal_config[:machine_options][:bootstrap_options][:host].split('/')[1])
			end
		end
		it "is in the correct cluster" do
			if @metal_config[:machine_options][:bootstrap_options].has_key?(:resource_pool)
				expect(@vm.resourcePool.owner.name).to eq(@metal_config[:machine_options][:bootstrap_options][:resource_pool].split('/')[0])
			end
		end
		it "is in the correct datacenter" do
			expect(@connection.serviceInstance.find_datacenter(@metal_config[:machine_options][:bootstrap_options][:datacenter]).find_vm("#{@vm.parent.name}/#{@vm_name}")).not_to eq(nil)
		end
		it "has an added disk of the correct size" do
			disk_count = @vm.disks.count
			expect(@vm.disks[disk_count-1].capacityInKB).to eq(@metal_config[:machine_options][:bootstrap_options][:additional_disk_size_gb] * 1024 * 1024)
		end
		it "has the correct IP address" do
	      if @vm.guest.toolsRunningStatus != "guestToolsRunning"
	      	now = Time.now.utc
	        until (Time.now.utc - now) > 30 || (@vm.guest.toolsRunningStatus == "guestToolsRunning" && @vm.guest.net.count == 2 && @vm.guest.net[1].ipAddress[1] == @metal_config[:machine_options][:bootstrap_options][:customization_spec][:ipsettings][:ip]) do
	          print "."
	          sleep 5
	        end
	      end
			expect(@vm.guest.net[1].ipAddress[1]).to eq(@metal_config[:machine_options][:bootstrap_options][:customization_spec][:ipsettings][:ip])
		end
    end

	context "destroy_machine" do

		it "removes the machine" do
			Cheffish.honor_local_mode do
				chef_server = Cheffish.default_chef_server(Cheffish.profiled_config)
				driver = ChefMetal.driver_for_url("vsphere://#{@metal_config[:driver_options][:host]}", @metal_config)
				action_handler = ChefMetal::ActionHandler.new
				machine_spec = ChefMetal::ChefMachineSpec.new({'name' => @vm_name}, chef_server)
				machine_spec.location = { 'driver_url' => driver.driver_url,
										  'server_id' => @server_id}
				driver.destroy_machine(action_handler, machine_spec, @metal_config[:machine_options])
			end
			vm = find_vm_by_id(@server_id, @connection)
			expect(vm).to eq(nil)
		end
	end
end