require 'vagrant-openstack-provider/spec_helper'

describe VagrantPlugins::Openstack::GlanceClient do
  let(:http) do
    double('http').tap do |http|
      http.stub(:read_timeout) { 42 }
      http.stub(:open_timeout) { 43 }
    end
  end

  let(:config) do
    double('config').tap do |config|
      config.stub(:http) { http }
      config.stub(:ssl_ca_file) { nil }
      config.stub(:ssl_verify_peer) { true }
    end
  end

  let(:env) do
    {}.tap do |env|
      env[:machine] = double('machine')
      env[:machine].stub(:provider_config) { config }
    end
  end

  let(:session) do
    VagrantPlugins::Openstack.session
  end

  before :each do
    session.token = '123456'
    session.project_id = 'a1b2c3'
    session.endpoints = { image: 'http://glance' }
    @glance_client = VagrantPlugins::Openstack.glance
  end

  describe 'get_all_images' do
    context 'with token and project_id acquainted' do
      context 'and api version is v2' do
        it 'returns all images with details' do
          stub_request(:get, 'http://glance/images')
            .with(
              headers:
                {
                  'Accept' => 'application/json',
                  'X-Auth-Token' => '123456'
                })
            .to_return(
              status: 200,
              body: '
              {
                "images": [
                  { "id": "i1", "name": "image1", "visibility": "public",  "size": "1024", "min_ram": "1", "min_disk": "10" },
                  { "id": "i2", "name": "image2", "visibility": "private", "size": "2048", "min_ram": "2", "min_disk": "20" }
                ]
              }')

          images = @glance_client.get_all_images(env)

          expect(images).to eq [Image.new('i1', 'image1', 'public',  '1024', '1', '10'),
                                Image.new('i2', 'image2', 'private', '2048', '2', '20')]
        end
      end

      context 'and api version is v1' do
        it 'returns all images with details' do
          stub_request(:get, 'http://glance/images')
            .with(
              headers:
                {
                  'Accept' => 'application/json',
                  'X-Auth-Token' => '123456'
                })
            .to_return(
              status: 200,
              body: '
              {
                "images": [
                  { "id": "i1", "name": "image1", "is_public": true  },
                  { "id": "i2", "name": "image2", "is_public": false }
                ]
              }')

          stub_request(:get, 'http://glance/images/detail')
            .with(
              headers:
                {
                  'Accept' => 'application/json',
                  'X-Auth-Token' => '123456'
                })
            .to_return(
              status: 200,
              body: '
              {
                "images": [
                  { "id": "i1", "name": "image1", "is_public": true,  "size": "1024", "min_ram": "1", "min_disk": "10" },
                  { "id": "i2", "name": "image2", "is_public": false, "size": "2048", "min_ram": "2", "min_disk": "20" }
                ]
              }')

          images = @glance_client.get_all_images(env)

          expect(images).to eq [Image.new('i1', 'image1', 'public',  '1024', '1', '10'),
                                Image.new('i2', 'image2', 'private', '2048', '2', '20')]
        end
      end
    end
  end

  describe 'get_api_version_list' do
    it 'returns version list' do
      stub_request(:get, 'http://glance/')
        .with(header: { 'Accept' => 'application/json' })
        .to_return(
          status: 200,
          body: '{
            "versions": [
              {
                "status": "...",
                "id": "v1.0",
                "links": [
                  {
                    "href": "http://glance/v1.0",
                    "rel": "self"
                  }
                ]
              },
              {
                "status": "CURRENT",
                "id": "v2.0",
                "links": [
                  {
                    "href": "http://glance/v2.0",
                    "rel": "self"
                  }
                ]
              }
            ]}')

      versions = @glance_client.get_api_version_list(env)

      expect(versions.size).to eq(2)
    end
  end
end