Plugins » Docker

require 'test_plugin_helper'

class ContainersControllerTest < ActionController::TestCase

  setup do

    stub_image_existance

    stub_registry_api

  end

  test 'redirect if Docker provider is not available' do

    get :index, session: set_session_user

    assert_redirected_to new_compute_resource_path

  end

  test 'index if Docker resource is available' do

    Fog.mock!

    # Avoid rendering errors by not retrieving any container

    ComputeResource.any_instance.stubs(:vms).returns([])

    FactoryBot.create(:docker_cr)

    get :index, session: set_session_user

    assert_template 'index'

  end

  context 'delete container' do

    setup do

      Fog.mock!

      @container_resource = FactoryBot.create(:docker_cr)

      @container          = @container_resource.vms.first

    end

    teardown { Fog.unmock! }

    test 'deleting an unmanaged container redirects to containers index' do

      ComputeResource.any_instance.expects(:destroy_vm).with(@container.id)

      delete :destroy, params: { :compute_resource_id => @container_resource, :id => @container.id }, session: set_session_user

      assert_redirected_to containers_path

      assert_equal "Container #{@container.id} is being deleted.",

        flash[:notice]

    end

    test 'failed deletion of unmanaged container in Docker' do

      ComputeResource.any_instance.stubs(:destroy_vm).

        raises(::Foreman::Exception.new('Could not destroy Docker container'))

      @request.env['HTTP_REFERER'] = "http://test.host#{containers_path}"

      delete :destroy, params: { :compute_resource_id => @container_resource, :id => @container.id }, session: set_session_user

      assert @container.present?

      assert_redirected_to containers_path

      assert_equal 'Your container could not be deleted in Docker',

        flash[:error]

    end

    test 'deleting a managed container deletes container in Docker' do

      managed_container = FactoryBot.create(

        :container,

        :compute_resource => @container_resource)

      ComputeResource.any_instance.expects(:destroy_vm).

        with('randomuuid')

      Container.any_instance.expects(:uuid).returns('randomuuid').at_least_once

      Container.any_instance.expects(:destroy)

      delete :destroy, params: { :id => managed_container.id }, session: set_session_user

      assert_redirected_to containers_path

      assert_equal "Container #{managed_container.uuid} is being deleted.",

        flash[:notice]

    end

    test 'deleting with container params deletes container object' do

      managed_container = FactoryBot.create(

        :container,

        :compute_resource => @container_resource)

      managed_container.update(:uuid => @container.id)

      ComputeResource.any_instance.expects(:destroy_vm).

        with(@container.id).returns(true)

      Container.any_instance.expects(:destroy)

      delete :destroy, params: { :compute_resource_id => @container_resource.id, :id => @container.id }, session: set_session_user

      assert_redirected_to containers_path

      assert_equal "Container #{managed_container.uuid} is being deleted.",

        flash[:notice]

    end

    test 'failed deletion of managed container keeps container in Foreman' do

      ComputeResource.any_instance.stubs(:destroy_vm).

        raises(::Foreman::Exception.new('Could not destroy Docker container'))

      managed_container = FactoryBot.create(

        :container,

        :compute_resource => @container_resource)

      delete :destroy, params: { :id => managed_container.id }, session: set_session_user

      assert managed_container.present? # Foreman container would not be deleted

      assert_redirected_to containers_path

      assert_equal 'Your container could not be deleted in Docker',

        flash[:error]

    end

  end

  test 'committing a managed container' do

    container = FactoryBot.create(:container)

    request.env['HTTP_REFERER'] = container_path(:id => container.id)

    commit_hash = { :author => 'a', :repo => 'b', :tag => 'c', :comment => 'd' }

    mock_container = mock

    ::Docker::Container.expects(:get).with(container.uuid, anything, anything)

      .returns(mock_container)

    mock_container.expects(:commit).with(commit_hash)

    post :commit, params: { :commit => commit_hash, :id => container.id }, session: set_session_user

  end

end