require "spec_helper"

describe BBC::Cosmos::Config do

  subject { BBC::Cosmos::Config }

  let (:expected_cosmos_config) do
    {
      :external_dependencies => {},
      :secure_configuration  => {},
      :name                  => "app_name",
      :environment           => "test",
      :configuration         => {
        :config_key => "config_value"
      },
      :resources             => {}
    }
  end

  let (:expected_config) { expected_cosmos_config[:configuration] }

  describe ".app" do
    describe "application config attribute" do
      it "should be accessible using method notation" do
        expect(subject.app.config_key).to eq("config_value")
      end
    end
  end

  describe ".cosmos" do
    describe "#component_config" do
      it "returns the cosmos component_config" do
        expect(subject.cosmos.component_config).to eq(expected_config)
      end
    end

    describe "#config" do
      it "returns the complete cosmos config" do
        expect(subject.cosmos.config).to eq(expected_cosmos_config)
      end
    end

    describe "#environment" do
      it "returns the environment from the cosmos config" do
        expect(subject.cosmos.environment).to eq('test')
      end
    end

    describe "#stack_name" do
      it "returns the cosmos stack name" do
        expect(subject.cosmos.stack_name).to eq("stack_name")
      end
    end

    describe "#component_name" do
      it "returns the cosmos component name" do
        expect(subject.cosmos.component_name).to eq("component_name")
      end
    end
  end

  describe ".aws" do
    describe "#tags" do
      it "returns the aws tags" do
        expect(subject.aws.tags).to eq(
          {
            "aws:cloudformation:stack-name" => "stack_name",
            "Component" => "component_name",
            "AppName" => "app_name"
          }
        )
      end
    end

    describe "#region" do
      it "returns the aws region" do
        expect(subject.aws.region).to eq("eu-west-1")
      end
    end

    describe "#region" do
      it "returns the aws instance_id" do
        expect(subject.aws.instance_id).to eq("instance_id")
      end
    end
  end

end