public void CreateGroup_throws_DuplicateGroupException_if_a_group_with_the_specified_address_already_exists()
        {
            // create a mock for the settings provider
            var settingsProvider = GetGroupSettingsProviderMock().WithEmptyGroupSettings();

            // set up local working directory
            var localDir = Path.Combine(m_TempDirectory.Location, "Local");
            Directory.CreateDirectory(localDir);

            // set up the "remote" repository
            var remoteDir = Path.Combine(m_TempDirectory.Location, "Remote");
            Directory.CreateDirectory(remoteDir);
            Repository.Init(remoteDir, true);


            var groupManager = new GitBasedGroupManager(new SingleDirectoryRepositoryPathProvider(localDir), settingsProvider.Object);

            // create a new group
            groupManager.CreateGroup("Group1", remoteDir);

            Assert.Throws<DuplicateGroupException>(() => groupManager.CreateGroup("Group2", remoteDir));
        }
        public void CreateGroup_Creates_a_repository_and_pushes_it_to_the_remote_repository()
        {
            // create a mock for the settings provider
            var settingsProvider = GetGroupSettingsProviderMock().WithEmptyGroupSettings();

            // set up local working directory
            var localDir = Path.Combine(m_TempDirectory.Location, "Local");
            Directory.CreateDirectory(localDir);

            // set up the "remote" repository
            var remoteDir = Path.Combine(m_TempDirectory.Location, "Remote");
            Directory.CreateDirectory(remoteDir);
            Repository.Init(remoteDir, true);

            
            var groupManager = new GitBasedGroupManager(new SingleDirectoryRepositoryPathProvider(localDir), settingsProvider.Object);

            // create a new group
            groupManager.CreateGroup("Group1", remoteDir);

            // creation of groups should not leave behind anything
            Assert.Empty(Directory.GetFileSystemEntries(localDir));

            // assert that the group was actually created in the remote repository
            using (var repository = new Repository(remoteDir))
            {
                Assert.Equal(2, repository.Branches.Count());
                Assert.True(repository.LocalBranchExists(RepositoryInitHelper.ConfigurationBranchName));
                Assert.NotNull(repository.Tags[RepositoryInitHelper.InitialCommitTagName]);
            }

            settingsProvider.Verify(m => m.SaveGroupSettings(It.IsAny<IEnumerable<GroupSettings>>()), Times.AtLeastOnce);
        }