
require 'spec_helper'

describe 'VagrantPlugins::GuestAlpine::Cap::ConfigureNetworks' do
    let(:described_class) do
        VagrantPlugins::GuestAlpine::Plugin.components.guest_capabilities[:alpine].get(:configure_networks)
    end
    let(:machine) { double('machine') }
    let(:communicator) { VagrantTests::DummyCommunicator::Communicator.new(machine) }

    before do
        allow(machine).to receive(:communicate).and_return(communicator)
    end

    after do
        communicator.verify_expectations!
    end

    it 'should configure networks' do
        networks = [
            { type: :static, ip: '192.168.10.10', netmask: '255.255.255.0', interface: 0, name: 'eth0' },
            { type: :dhcp, interface: 1, name: 'eth1' }
        ]

        expect(communicator).to receive(:sudo).with("sed -e '/^#VAGRANT-BEGIN/,$ d' /etc/network/interfaces > /tmp/vagrant-network-interfaces.pre")
        expect(communicator).to receive(:sudo).with("sed -ne '/^#VAGRANT-END/,$ p' /etc/network/interfaces | tail -n +2 > /tmp/vagrant-network-interfaces.post")
        expect(communicator).to receive(:sudo).with('/sbin/ifdown eth0 2> /dev/null')
        expect(communicator).to receive(:sudo).with('/sbin/ip addr flush dev eth0 2> /dev/null')
        expect(communicator).to receive(:sudo).with('/sbin/ifdown eth1 2> /dev/null')
        expect(communicator).to receive(:sudo).with('/sbin/ip addr flush dev eth1 2> /dev/null')
        expect(communicator).to receive(:sudo).with('cat /tmp/vagrant-network-interfaces.pre /tmp/vagrant-network-entry /tmp/vagrant-network-interfaces.post > /etc/network/interfaces')
        expect(communicator).to receive(:sudo).with('rm -f /tmp/vagrant-network-interfaces.pre /tmp/vagrant-network-entry /tmp/vagrant-network-interfaces.post')
        expect(communicator).to receive(:sudo).with('/sbin/ifup eth0')
        expect(communicator).to receive(:sudo).with('/sbin/ifup eth1')

        allow_message_expectations_on_nil

        described_class.configure_networks(machine, networks)
    end
end
