test/unit/git_repository_test.rb

	git_repository_test.rb revision 532f6901b468d49af265ef939b52bbc6c8f1ab85
require 'test_helper'

# Tests a git repository
#
# Author: Eugen Kuksa <eugenk@informatik.uni-bremen.de>

class GitRepositoryTest < ActiveSupport::TestCase

  context 'creating and deleting a repository' do
    test 'create repositorysitory' do
      @path_new = "#{@path}_new"
      assert !File.exists(@path_new)
      @repository_new = GitRepository.new(@path_new)
      assert File.exists(@path_new)
      assert @repository_new.empty?
    end

    should 'delete repositorysitory' do
      @path_new = "#{@path}_new"
      @repository_new = GitRepository.new(@path_new)
      assert File.exists(@path_new)
      @repository_new.destroy
      assert !File.exists(@path_new)
    end
  end

  context 'existing repository' do
    setup do
      @path = '/tmp/ontohub/unit_test/git/repository'
      @repository = GitRepository.new(@path)
      @userinfo = {
        email: 'jan@jansson.com',
        name: 'Jan Jansson',
        time: Time.now
      }
    end

    teardown do
      FileUtils.rmtree(@path) if File.exists(@path)
      @path = nil
      @repository = nil
    end

    context 'using files' do
      setup do
        filepath = 'path/file.txt'
        content = 'Some content'
        message = 'Some commit message'
      end

      should 'create single commit of a file' do
        filepath = 'path/file.txt'
        content = 'Some content'
        message = 'Some commit message'
        @repository.commit_file(@userinfo, content, filepath, message)
        assert @repository.path_exists?(nil, filepath)
        assert_equal @repository.get_current_file(nil, filepath)[:name], filepath
        assert_equal @repository.get_current_file(nil, filepath)[:content], content
        assert_equal @repository.commits.last.message, message
        assert_equal @repository.get_current_file(nil, 'path/file.txt')[:mime_type], Mime::Type.lookup('text/plain')
        assert_equal @repository.commits.last.author, @userinfo.author
        assert_equal @repository.commits.last.name, @userinfo.name
      end

      should 'delete a file' do
        @repository.commit_file(@userinfo, content, filepath, message)
        @repository.delete_file(@userinfo, filepath)
        assert !@repository.path_exists?(nil, filepath)
      end

      should 'overwrite a file' do
        content2 = "#{content}_2"
        message2 = "#{message}_2"
        @repository.commit_file(@userinfo, content, filepath, message)
        first_commit_oid = assert_equal @repository.commits.last.oid
        @repository.commit_file(@userinfo, content2, filepath, message2)
        assert_equal @repository.get_current_file(nil, filepath)[:content], content2
        assert_equal @repository.commits.last.message, message2
        assert_not_equal first_commit_oid, assert_equal @repository.commits.last.oid
        assert_equal @repository.commits.last.parents[0].oid, first_commit_oid
      end
    end
  end

end