# -*- coding: utf-8 -*-


class VimWindow(object):
	u""" Docstring for VimWindow """

	def __init__(self, test):
		object.__init__(self)
		self._test = test
		self.cursor = (1, 0)

	def buffer():
		def fget(self):
			return self._test.buffer

		def fset(self, value):
			self._test.buffer = value
		return locals()
	buffer = property(**buffer())


class VimBuffer(list):
	def __init__(self, iterable=None):
		self.number = 0
		if iterable is not None:
			list.__init__(self, iterable)
		else:
			list.__init__(self)

	def append(self, o):
		u"""
		mimic the specific behavior of vim.current.buffer
		"""
		if isinstance(o, list) or isinstance(o, tuple):
			for i in o:
				list.append(self, i)
		else:
			list.append(self, o)


class VimTest(object):
	u""" Replacement for vim API """

	def __init__(self):
		object.__init__(self)
		self._buffer = VimBuffer()
		self.window = VimWindow(self)

	def buffer():
		def fget(self):
			return self._buffer

		def fset(self, value):
			self._buffer = VimBuffer(value)
		return locals()
	buffer = property(**buffer())


EVALHISTORY = []
EVALRESULTS = {
		u'exists("g:org_debug")': 0,
		u'exists("b:org_debug")': 0,
		u'exists("*repeat#set()")': 0,
		u'exists("b:org_plugins")': 0,
		u'exists("g:org_plugins")': 0,
		u'b:changedtick': 0,
		}


def eval(cmd):
	u""" evaluate command

	:returns: results stored in EVALRESULTS
	"""
	EVALHISTORY.append(cmd)
	return EVALRESULTS.get(cmd, None)


CMDHISTORY = []
CMDRESULTS = {}


def command(cmd):
	CMDHISTORY.append(cmd)
	return CMDRESULTS.get(cmd, None)


current = VimTest()