function suite_bak
	function setup
return 0
	end

	function teardown
	  rm -rf $test_dir/*
	end

	function test_is_bak
		assert (__is_bak '.ccnet.20140817_234302.bak')
		assert (__is_bak 'file with spaces.20140817_234302.bak')
		assert (not __is_bak '.ccnet.bak')
	end

	function test_normalized
		assert_equal '.ccnet' (__bak_normalized '.ccnet.20140817_234302.bak')
		assert_equal 'file with spaces' (__bak_normalized 'file with spaces.20140817_234302.bak')
	end
	
	function test_mv_single
		touch a
		mvbak a
		assert __is_bak (ls)
	end

	function test_mv_multiple
		touch a b
		mvbak a b
		for f in (ls)
			assert __is_bak $f
		end
	end

	function test_unmv_single
		touch a
		mvbak a
		unmvbak (ls)
		assert_equal a (ls)
	end

	function test_unmv_multiple
		set files (seq 4)
		touch $files
		mvbak $files
		unmvbak (ls)
		assert_equal "$files" (ls)
	end

	function test_cp_single
		touch a
		cpbak a
		assert_equal (echo -e 'a' (__bak_name a) | sort) (ls | sort)
	end

	function test_cp_multiple
		set files (seq 4)
		touch $files
		cpbak $files
		for f in $files
			set files_bak "$files_bak\n"(__bak_name $f) 
		end
		set expected (begin; echo $files | sed 's/ /\n/g'; echo -e $files_bak; end | sort | grep -v '^$')
		assert_equal "$expected" (ls | sort)
	end

	function test_uncp_single
		touch a
		cpbak a
		rm a
		uncpbak (ls)
		assert_equal (echo -e 'a' (__bak_name a) | sort) (ls | sort)
	end

	function test_cp_multiple
		set files (seq 4)
		touch $files
		cpbak $files
		rm $files
		uncpbak (ls)
		for f in $files
			set files_bak "$files_bak\n"(__bak_name $f) 
		end
		set expected (begin; echo $files | sed 's/ /\n/g'; echo -e $files_bak; end | sort | grep -v '^$')
	end
end

if not set -q tank_running
  source (dirname (status -f))/helper.fish

  set -g test_dir /tmp/bak_test
  mkdir -p $test_dir
  pushd
  cd $test_dir

  tank_run

  popd
  set -e test_dir
end