require 'spec_helper'
require 'r10k/environment'

describe R10K::Environment::Git do

  subject do
    described_class.new(
      'myenv',
      '/some/nonexistent/environmentdir',
      'gitref',
      {
        :remote => 'git://git-server.site/my-repo.git',
        :ref    => 'd026ea677116424d2968edb9cee8cbc24d09322b',
      }
    )
  end

  let(:working_dir) { subject.working_dir }

  describe "storing attributes" do
    it "can return the environment name" do
      expect(subject.name).to eq 'myenv'
    end

    it "can return the environment basedir" do
      expect(subject.basedir).to eq '/some/nonexistent/environmentdir'
    end

    it "can return the environment dirname" do
      expect(subject.dirname).to eq 'gitref'
    end

    it "can return the environment remote" do
      expect(subject.remote).to eq 'git://git-server.site/my-repo.git'
    end

    it "can return the environment ref" do
      expect(subject.ref).to eq 'd026ea677116424d2968edb9cee8cbc24d09322b'
    end
  end

  describe "synchronizing the environment" do
    it "syncs the working directory" do
      expect(working_dir).to receive(:sync)
      subject.sync
    end
  end

  describe "generating a puppetfile for the environment" do
    let(:puppetfile) { subject.puppetfile }

    it "creates a puppetfile at the full path to the environment" do
      expect(puppetfile.basedir).to eq '/some/nonexistent/environmentdir/gitref'
    end

    it "sets the moduledir to 'modules' relative to the environment path" do
      expect(puppetfile.moduledir).to eq '/some/nonexistent/environmentdir/gitref/modules'
    end

    it "sets the puppetfile path to 'Puppetfile' relative to the environment path" do
      expect(puppetfile.puppetfile_path).to eq '/some/nonexistent/environmentdir/gitref/Puppetfile'
    end
  end

  describe "enumerating modules" do
    it "loads the Puppetfile and returns modules in that puppetfile" do
      expect(subject.puppetfile).to receive(:load)
      expect(subject.puppetfile).to receive(:modules).and_return [:modules]
      expect(subject.modules).to eq([:modules])
    end
  end

  describe "determining the status" do
    it "is absent when the working directory is absent" do
      expect(working_dir).to receive(:exist?).and_return false
      expect(subject.status).to eq :absent
    end

    it "is mismatched when the working directory is not git" do
      expect(working_dir).to receive(:exist?).and_return true
      expect(working_dir).to receive(:git?).and_return false
      expect(subject.status).to eq :mismatched
    end

    it "is mismatched when the working directory remote doesn't match the desired remote" do
      expect(working_dir).to receive(:exist?).and_return true
      expect(working_dir).to receive(:git?).and_return true
      expect(working_dir).to receive(:remote).and_return 'git://git-server.site/my-other-repo.git'
      expect(subject.status).to eq :mismatched
    end

    it "is is outdated when the working directory has not been synced" do
      expect(working_dir).to receive(:exist?).and_return true
      expect(working_dir).to receive(:git?).and_return true
      expect(working_dir).to receive(:remote).and_return 'git://git-server.site/my-repo.git'
      expect(subject.status).to eq :outdated
    end

    it "is is insync when the working directory has been synced" do
      expect(working_dir).to receive(:exist?).and_return true
      expect(working_dir).to receive(:git?).and_return true
      expect(working_dir).to receive(:remote).and_return 'git://git-server.site/my-repo.git'

      expect(working_dir).to receive(:sync)

      subject.sync

      expect(subject.status).to eq :insync
    end
  end
end