require 'spec_helper'

describe Heirloom::Builder do
  before do
    @config_mock   = double 'config'
    @logger_stub   = stub :debug => 'true', :info => 'true', :warn => 'true'
    @config_mock.stub(:logger).and_return(@logger_stub)
    @simpledb_mock = double 'simple db'
    @builder       = Heirloom::Builder.new :config => @config_mock,
                                           :name   => 'tim',
                                           :id     => '123'
  end

  describe 'build' do
    context 'when successful' do
      before do
          @author_stub    = stub :name => 'weaver'
          @directory_stub = stub :build_artifact_from_directory => '/tmp/build_dir',
                                 :local_build                   => '/var/tmp/file.tar.gz'
          @git_dir_mock   = double "git directory mock"

          Heirloom::Directory.should_receive(:new).
                              with(:path    => 'path_to_build',
                                   :exclude => ['.dir_to_exclude'],
                                   :config  => @config_mock).
                              and_return @directory_stub
          Heirloom::GitDirectory.should_receive(:new).
                                 with(:path => 'path_to_build').
                                 and_return @git_dir_mock
          @builder.should_receive(:create_artifact_record)
      end

      context 'with a git directory' do

        before do
          Heirloom::AWS::SimpleDB.should_receive(:new).
                                  with(:config => @config_mock).
                                  and_return(@simpledb_mock)
        end

        it "should build an archive" do
          commit_attributes = { 'sha'             => '123',
                                'abbreviated_sha' => 'abc123',
                                'message'         => 'yoyo',
                                'author'          => 'weaver' }
          @simpledb_mock.should_receive(:put_attributes).
                         with('heirloom_tim', '123', commit_attributes)
          @git_commit_stub = stub :id_abbrev => "abc123",
                                  :message   => "yoyo",
                                  :author    => @author_stub
          @git_dir_mock.stub :commit => @git_commit_stub
          @builder.build(:exclude   => ['.dir_to_exclude'],
                         :directory => 'path_to_build',
                         :git       => 'true').should == '/var/tmp/file.tar.gz'
        end

        it "should remove new lines from the commit message" do
          commit_attributes = { 'sha'             => '123',
                                'abbreviated_sha' => 'abc123',
                                'message'         => 'yo yo  yo',
                                'author'          => 'weaver' }
          @simpledb_mock.should_receive(:put_attributes).
                         with('heirloom_tim', '123', commit_attributes)
          @git_commit_stub = stub :id_abbrev => "abc123",
                                  :message   => "yo\nyo\n\nyo",
                                  :author    => @author_stub
          @git_dir_mock.stub :commit => @git_commit_stub
          @builder.build(:exclude   => ['.dir_to_exclude'],
                         :directory => 'path_to_build',
                         :git       => 'true').should == '/var/tmp/file.tar.gz'
        end

      end

      context "without git dir" do
        it "should build an archive and log a warning if the git sha is not found" do
          @logger_stub.should_receive(:warn).with "Could not load Git sha '123' in 'path_to_build'."
          @git_dir_mock.should_receive(:commit).
                        with('123').and_return false
          @builder.build(:exclude   => ['.dir_to_exclude'],
                         :directory => 'path_to_build',
                         :git       => 'true').should == '/var/tmp/file.tar.gz'
        end
      end
    end

    it "should return false if the build fails" do
      directory_stub = stub :build_artifact_from_directory => false
      Heirloom::Directory.should_receive(:new).with(:path    => 'path_to_build',
                                                    :exclude => ['.dir_to_exclude'],
                                                    :config  => @config_mock).
                                               and_return directory_stub
      @builder.build(:exclude   => ['.dir_to_exclude'],
                     :directory => 'path_to_build',
                     :git       => 'true').should be_false
    end

  end

end