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# permit persons to whom the Software is furnished to do so, subject to
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# The above copyright notice and this permission notice shall be
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require File.expand_path(File.join(File.dirname(__FILE__), '..', 'spec_helper'))
require File.expand_path(File.join(File.dirname(__FILE__), '..', 'cookbook_helper'))

describe RightScraper::Resources::Cookbook do
  include RightScraper::SpecHelpers::DevelopmentModeEnvironment

  include RightScraper::CookbookHelper

  shared_examples_for 'a git repository' do
    it_should_behave_like 'a generic repository'
  end

  context 'with an invalid git repository' do
    before(:each) do
      @repository = RightScraper::Repositories::Git.from_hash(:display_name => 'test repo',
                                                               :repo_type   => :git,
                                                               :url         => "http://a.site/foo/bar/baz")
    end

    it_should_behave_like 'a git repository'

    it 'should fail to scrape' do
      lambda {
      begin
        @tmpdir = Dir.mktmpdir
        retriever = @repository.retriever(:basedir => @tmpdir)
        retriever.retrieve
      ensure
        FileUtils.remove_entry_secure(@tmpdir)
      end
      }.should raise_exception(Git::GitExecuteError)
    end
  end

  context 'with a git repository with a credential that requires a password' do
    before(:each) do
      passwd_key = File.open(File.join(File.dirname(__FILE__), 'password_key')).read
      @repository = RightScraper::Repositories::Git.from_hash(
                                                     :display_name     => 'test repo',
                                                     :repo_type        => :git,
                                                     :url              => "http://a.site/foo/bar/baz",
                                                     :first_credential => passwd_key)
    end

    it_should_behave_like 'a git repository'

    it 'should close the connection to the agent' do
      oldpid = ENV['SSH_AGENT_PID']
      lambda {
        begin
          @tmpdir = Dir.mktmpdir
          retriever = @repository.retriever(:basedir => @tmpdir)
          retriever.retrieve
        ensure
          FileUtils.remove_entry_secure(@tmpdir)
        end
      }.should raise_exception(::RightScraper::Processes::SSHAgent::SSHAgentError, /Attempted to use credentials that require passwords; bailing/)
      ENV['SSH_AGENT_PID'].should == oldpid
    end
  end

  context 'with an invalid git repository with a real credential' do
    before(:each) do
      passwd_key = File.open(File.join(File.dirname(__FILE__), 'demokey')).read
      @repository = RightScraper::Repositories::Git.from_hash(
                                                     :display_name     => 'test repo',
                                                     :repo_type        => :git,
                                                     :url              => "http://example.example/foo/bar/baz",
                                                     :first_credential => passwd_key)
    end

    it_should_behave_like 'a git repository'

    it 'should close the connection to the agent' do
      oldpid = ENV['SSH_AGENT_PID']
      lambda {
        begin
          @tmpdir = Dir.mktmpdir
          retriever = @repository.retriever(:basedir => @tmpdir)
          retriever.retrieve
        ensure
          FileUtils.remove_entry_secure(@tmpdir)
        end
      }.should raise_exception(Git::GitExecuteError)
      ENV['SSH_AGENT_PID'].should == oldpid
    end
  end

  context 'with a git repository' do
    before(:each) do
      @repository = RightScraper::Repositories::Git.from_hash(
                                                     :display_name     => 'test repo',
                                                     :repo_type        => :git,
                                                     :url              => "http://a.site/foo/bar/baz",
                                                     :first_credential => "a-key")
    end

    it_should_behave_like 'a git repository'

    it 'should have a tag' do
      @repository.tag.should == "master"
    end

    it 'should have a cookbook hash' do
      example_cookbook(@repository).resource_hash.should ==
        Digest::MD5.hexdigest(RightScraper::Resources::Cookbook::EMPTY_MANIFEST_JSON)
    end

    it 'should have a cookbook hash invariant under credential changes' do
      old_hash = example_cookbook(@repository).resource_hash
      @repository.first_credential = "b-key"
      example_cookbook(@repository).resource_hash.should == old_hash
    end

    it 'should have a cookbook hash invariant under tag changes' do
      old_hash = example_cookbook(@repository).resource_hash
      @repository.tag = "tag"
      example_cookbook(@repository).resource_hash.should == old_hash
    end

    it 'should have a cookbook hash invariant under position changes' do
      example_cookbook(@repository, "foo").resource_hash.should ==
        example_cookbook(@repository, "bar").resource_hash
    end
  end
  context 'with a git repository with a tag' do
    before(:each) do
      @repository = RightScraper::Repositories::Git.from_hash(
                                                     :display_name     => 'test repo',
                                                     :repo_type        => :git,
                                                     :url              => "http://a.site/foo/bar/baz",
                                                     :tag              => "DEADBEEF",
                                                     :first_credential => "a-key")
    end

    it_should_behave_like 'a git repository'

    it 'should have a tag' do
      @repository.tag.should == "DEADBEEF"
    end
  end

end