powerline/tests/test_segments.py

# vim:fileencoding=utf-8:noet

from __future__ import unicode_literals

from powerline.segments import shell, common
import tests.vim as vim_module
import sys
import os
from tests.lib import Args, urllib_read, replace_attr, new_module, replace_module_module, replace_env, Pl
from tests import TestCase


vim = None


class TestShell(TestCase):
	def test_last_status(self):
		pl = Pl()
		segment_info = {'args': Args(last_exit_code=10)}
		self.assertEqual(shell.last_status(pl=pl, segment_info=segment_info),
				[{'contents': '10', 'highlight_group': 'exit_fail'}])
		segment_info['args'].last_exit_code = 0
		self.assertEqual(shell.last_status(pl=pl, segment_info=segment_info), None)
		segment_info['args'].last_exit_code = None
		self.assertEqual(shell.last_status(pl=pl, segment_info=segment_info), None)

	def test_last_pipe_status(self):
		pl = Pl()
		segment_info = {'args': Args(last_pipe_status=[])}
		self.assertEqual(shell.last_pipe_status(pl=pl, segment_info=segment_info), None)
		segment_info['args'].last_pipe_status = [0, 0, 0]
		self.assertEqual(shell.last_pipe_status(pl=pl, segment_info=segment_info), None)
		segment_info['args'].last_pipe_status = [0, 2, 0]
		self.assertEqual(shell.last_pipe_status(pl=pl, segment_info=segment_info), [
			{'contents': '0', 'highlight_group': 'exit_success', 'draw_inner_divider': True},
			{'contents': '2', 'highlight_group': 'exit_fail', 'draw_inner_divider': True},
			{'contents': '0', 'highlight_group': 'exit_success', 'draw_inner_divider': True}
		])

	def test_jobnum(self):
		pl = Pl()
		segment_info = {'args': Args(jobnum=0)}
		self.assertEqual(shell.jobnum(pl=pl, segment_info=segment_info), None)
		self.assertEqual(shell.jobnum(pl=pl, segment_info=segment_info, show_zero=False), None)
		self.assertEqual(shell.jobnum(pl=pl, segment_info=segment_info, show_zero=True), '0')
		segment_info = {'args': Args(jobnum=1)}
		self.assertEqual(shell.jobnum(pl=pl, segment_info=segment_info), '1')
		self.assertEqual(shell.jobnum(pl=pl, segment_info=segment_info, show_zero=False), '1')
		self.assertEqual(shell.jobnum(pl=pl, segment_info=segment_info, show_zero=True), '1')

	def test_continuation(self):
		pl = Pl()
		self.assertEqual(shell.continuation(pl=pl, segment_info={}), None)
		segment_info = {'parser_state': 'if cmdsubst'}
		self.assertEqual(shell.continuation(pl=pl, segment_info=segment_info), [
			{
				'contents': 'if',
				'draw_inner_divider': True,
				'highlight_group': 'continuation:current',
				'width': 'auto',
				'align': 'l',
			},
		])
		self.assertEqual(shell.continuation(pl=pl, segment_info=segment_info, right_align=True), [
			{
				'contents': 'if',
				'draw_inner_divider': True,
				'highlight_group': 'continuation:current',
				'width': 'auto',
				'align': 'r',
			},
		])
		self.assertEqual(shell.continuation(pl=pl, segment_info=segment_info, omit_cmdsubst=False), [
			{
				'contents': 'if',
				'draw_inner_divider': True,
				'highlight_group': 'continuation',
			},
			{
				'contents': 'cmdsubst',
				'draw_inner_divider': True,
				'highlight_group': 'continuation:current',
				'width': 'auto',
				'align': 'l',
			},
		])
		self.assertEqual(shell.continuation(pl=pl, segment_info=segment_info, omit_cmdsubst=False, right_align=True), [
			{
				'contents': 'if',
				'draw_inner_divider': True,
				'highlight_group': 'continuation',
				'width': 'auto',
				'align': 'r',
			},
			{
				'contents': 'cmdsubst',
				'draw_inner_divider': True,
				'highlight_group': 'continuation:current',
			},
		])
		self.assertEqual(shell.continuation(pl=pl, segment_info=segment_info, omit_cmdsubst=True, right_align=True), [
			{
				'contents': 'if',
				'draw_inner_divider': True,
				'highlight_group': 'continuation:current',
				'width': 'auto',
				'align': 'r',
			},
		])
		self.assertEqual(shell.continuation(pl=pl, segment_info=segment_info, omit_cmdsubst=True, right_align=True, renames={'if': 'IF'}), [
			{
				'contents': 'IF',
				'draw_inner_divider': True,
				'highlight_group': 'continuation:current',
				'width': 'auto',
				'align': 'r',
			},
		])
		self.assertEqual(shell.continuation(pl=pl, segment_info=segment_info, omit_cmdsubst=True, right_align=True, renames={'if': None}), [
			{
				'contents': '',
				'highlight_group': 'continuation:current',
				'width': 'auto',
				'align': 'r',
			},
		])
		segment_info = {'parser_state': 'then then then cmdsubst'}
		self.assertEqual(shell.continuation(pl=pl, segment_info=segment_info), [
			{
				'contents': 'then',
				'draw_inner_divider': True,
				'highlight_group': 'continuation',
			},
			{
				'contents': 'then',
				'draw_inner_divider': True,
				'highlight_group': 'continuation',
			},
			{
				'contents': 'then',
				'draw_inner_divider': True,
				'highlight_group': 'continuation:current',
				'width': 'auto',
				'align': 'l',
			},
		])


class TestCommon(TestCase):
	def test_hostname(self):
		pl = Pl()
		with replace_env('SSH_CLIENT', '192.168.0.12 40921 22') as segment_info:
			with replace_module_module(common, 'socket', gethostname=lambda: 'abc'):
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info), 'abc')
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info, only_if_ssh=True), 'abc')
			with replace_module_module(common, 'socket', gethostname=lambda: 'abc.mydomain'):
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info), 'abc.mydomain')
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info, exclude_domain=True), 'abc')
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info, only_if_ssh=True), 'abc.mydomain')
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info, only_if_ssh=True, exclude_domain=True), 'abc')
			segment_info['environ'].pop('SSH_CLIENT')
			with replace_module_module(common, 'socket', gethostname=lambda: 'abc'):
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info), 'abc')
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info, only_if_ssh=True), None)
			with replace_module_module(common, 'socket', gethostname=lambda: 'abc.mydomain'):
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info), 'abc.mydomain')
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info, exclude_domain=True), 'abc')
				self.assertEqual(common.hostname(pl=pl, segment_info=segment_info, only_if_ssh=True, exclude_domain=True), None)

	def test_user(self):
		new_os = new_module('os', getpid=lambda: 1)
		new_psutil = new_module('psutil', Process=lambda pid: Args(username='def'))
		pl = Pl()
		with replace_env('USER', 'def') as segment_info:
			common.username = False
			with replace_attr(common, 'os', new_os):
				with replace_attr(common, 'psutil', new_psutil):
					with replace_attr(common, '_geteuid', lambda: 5):
						self.assertEqual(common.user(pl=pl, segment_info=segment_info), [
							{'contents': 'def', 'highlight_group': 'user'}
						])
						self.assertEqual(common.user(pl=pl, segment_info=segment_info, hide_user='abc'), [
							{'contents': 'def', 'highlight_group': 'user'}
						])
						self.assertEqual(common.user(pl=pl, segment_info=segment_info, hide_user='def'), None)
					with replace_attr(common, '_geteuid', lambda: 0):
						self.assertEqual(common.user(pl=pl, segment_info=segment_info), [
							{'contents': 'def', 'highlight_group': ['superuser', 'user']}
						])

	def test_branch(self):
		pl = Pl()
		segment_info = {'getcwd': os.getcwd}
		with replace_attr(common, 'guess', lambda path: Args(branch=lambda: os.path.basename(path), status=lambda: None, directory='/tmp/tests')):
			with replace_attr(common, 'tree_status', lambda repo, pl: None):
				self.assertEqual(common.branch(pl=pl, segment_info=segment_info, status_colors=False),
						[{'highlight_group': ['branch'], 'contents': 'tests'}])
				self.assertEqual(common.branch(pl=pl, segment_info=segment_info, status_colors=True),
						[{'contents': 'tests', 'highlight_group': ['branch_clean', 'branch']}])
		with replace_attr(common, 'guess', lambda path: Args(branch=lambda: os.path.basename(path), status=lambda: 'D  ', directory='/tmp/tests')):
			with replace_attr(common, 'tree_status', lambda repo, pl: 'D '):
				self.assertEqual(common.branch(pl=pl, segment_info=segment_info, status_colors=False),
						[{'highlight_group': ['branch'], 'contents': 'tests'}])
				self.assertEqual(common.branch(pl=pl, segment_info=segment_info, status_colors=True),
						[{'contents': 'tests', 'highlight_group': ['branch_dirty', 'branch']}])
				self.assertEqual(common.branch(pl=pl, segment_info=segment_info, status_colors=False),
						[{'highlight_group': ['branch'], 'contents': 'tests'}])
		with replace_attr(common, 'guess', lambda path: None):
			self.assertEqual(common.branch(pl=pl, segment_info=segment_info, status_colors=False), None)

	def test_cwd(self):
		new_os = new_module('os', path=os.path, sep='/')
		pl = Pl()
		cwd = [None]

		def getcwd():
			wd = cwd[0]
			if isinstance(wd, Exception):
				raise wd
			else:
				return wd

		segment_info = {'getcwd': getcwd, 'home': None}
		with replace_attr(common, 'os', new_os):
			cwd[0] = '/abc/def/ghi/foo/bar'
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info), [
				{'contents': '/', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'abc', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'def', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'ghi', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'foo', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'bar', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True, 'highlight_group': ['cwd:current_folder', 'cwd']},
			])
			segment_info['home'] = '/abc/def/ghi'
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info), [
				{'contents': '~', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'foo', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'bar', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True, 'highlight_group': ['cwd:current_folder', 'cwd']},
			])
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, dir_limit_depth=3), [
				{'contents': '~', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'foo', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'bar', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True, 'highlight_group': ['cwd:current_folder', 'cwd']}
			])
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, dir_limit_depth=1), [
				{'contents': '⋯', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'bar', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True, 'highlight_group': ['cwd:current_folder', 'cwd']}
			])
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, dir_limit_depth=1, use_path_separator=True), [
				{'contents': '⋯/', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': False},
				{'contents': 'bar', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': False, 'highlight_group': ['cwd:current_folder', 'cwd']}
			])
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, dir_limit_depth=2, dir_shorten_len=2), [
				{'contents': '~', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'fo', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'bar', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True, 'highlight_group': ['cwd:current_folder', 'cwd']}
			])
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, dir_limit_depth=2, dir_shorten_len=2, use_path_separator=True), [
				{'contents': '~/', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': False},
				{'contents': 'fo/', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': False},
				{'contents': 'bar', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': False, 'highlight_group': ['cwd:current_folder', 'cwd']}
			])
			cwd[0] = '/etc'
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, use_path_separator=False), [
				{'contents': '/', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True},
				{'contents': 'etc', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True, 'highlight_group': ['cwd:current_folder', 'cwd']},
			])
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, use_path_separator=True), [
				{'contents': '/', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': False},
				{'contents': 'etc', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': False, 'highlight_group': ['cwd:current_folder', 'cwd']},
			])
			cwd[0] = '/'
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, use_path_separator=False), [
				{'contents': '/', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': True, 'highlight_group': ['cwd:current_folder', 'cwd']},
			])
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, use_path_separator=True), [
				{'contents': '/', 'divider_highlight_group': 'cwd:divider', 'draw_inner_divider': False, 'highlight_group': ['cwd:current_folder', 'cwd']},
			])
			ose = OSError()
			ose.errno = 2
			cwd[0] = ose
			self.assertEqual(common.cwd(pl=pl, segment_info=segment_info, dir_limit_depth=2, dir_shorten_len=2),
					[{'contents': '[not found]', 'divider_highlight_group': 'cwd:divider', 'highlight_group': ['cwd:current_folder', 'cwd'], 'draw_inner_divider': True}])
			cwd[0] = OSError()
			self.assertRaises(OSError, common.cwd, pl=pl, segment_info=segment_info, dir_limit_depth=2, dir_shorten_len=2)
			cwd[0] = ValueError()
			self.assertRaises(ValueError, common.cwd, pl=pl, segment_info=segment_info, dir_limit_depth=2, dir_shorten_len=2)

	def test_date(self):
		pl = Pl()
		with replace_attr(common, 'datetime', Args(now=lambda: Args(strftime=lambda fmt: fmt))):
			self.assertEqual(common.date(pl=pl), [{'contents': '%Y-%m-%d', 'highlight_group': ['date'], 'divider_highlight_group': None}])
			self.assertEqual(common.date(pl=pl, format='%H:%M', istime=True), [{'contents': '%H:%M', 'highlight_group': ['time', 'date'], 'divider_highlight_group': 'time:divider'}])

	def test_fuzzy_time(self):
		time = Args(hour=0, minute=45)
		pl = Pl()
		with replace_attr(common, 'datetime', Args(now=lambda: time)):
			self.assertEqual(common.fuzzy_time(pl=pl), 'quarter to one')
			time.hour = 23
			time.minute = 59
			self.assertEqual(common.fuzzy_time(pl=pl), 'round about midnight')
			time.minute = 33
			self.assertEqual(common.fuzzy_time(pl=pl), 'twenty-five to twelve')
			time.minute = 60
			self.assertEqual(common.fuzzy_time(pl=pl), 'twelve o\'clock')

	def test_external_ip(self):
		pl = Pl()
		with replace_attr(common, 'urllib_read', urllib_read):
			self.assertEqual(common.external_ip(pl=pl), [{'contents': '127.0.0.1', 'divider_highlight_group': 'background:divider'}])

	def test_uptime(self):
		pl = Pl()
		with replace_attr(common, '_get_uptime', lambda: 259200):
			self.assertEqual(common.uptime(pl=pl), [{'contents': '3d', 'divider_highlight_group': 'background:divider'}])
		with replace_attr(common, '_get_uptime', lambda: 93784):
			self.assertEqual(common.uptime(pl=pl), [{'contents': '1d 2h 3m', 'divider_highlight_group': 'background:divider'}])
			self.assertEqual(common.uptime(pl=pl, shorten_len=4), [{'contents': '1d 2h 3m 4s', 'divider_highlight_group': 'background:divider'}])
		with replace_attr(common, '_get_uptime', lambda: 65536):
			self.assertEqual(common.uptime(pl=pl), [{'contents': '18h 12m 16s', 'divider_highlight_group': 'background:divider'}])
			self.assertEqual(common.uptime(pl=pl, shorten_len=2), [{'contents': '18h 12m', 'divider_highlight_group': 'background:divider'}])
			self.assertEqual(common.uptime(pl=pl, shorten_len=1), [{'contents': '18h', 'divider_highlight_group': 'background:divider'}])

		def _get_uptime():
			raise NotImplementedError

		with replace_attr(common, '_get_uptime', _get_uptime):
			self.assertEqual(common.uptime(pl=pl), None)

	def test_weather(self):
		pl = Pl()
		with replace_attr(common, 'urllib_read', urllib_read):
			self.assertEqual(common.weather(pl=pl), [
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_condition_partly_cloudy_day', 'weather_condition_cloudy', 'weather_conditions', 'weather'], 'contents': '☁ '},
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_temp_gradient', 'weather_temp', 'weather'], 'contents': '-9°C', 'gradient_level': 30.0}
			])
			self.assertEqual(common.weather(pl=pl, temp_coldest=0, temp_hottest=100), [
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_condition_partly_cloudy_day', 'weather_condition_cloudy', 'weather_conditions', 'weather'], 'contents': '☁ '},
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_temp_gradient', 'weather_temp', 'weather'], 'contents': '-9°C', 'gradient_level': 0}
			])
			self.assertEqual(common.weather(pl=pl, temp_coldest=-100, temp_hottest=-50), [
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_condition_partly_cloudy_day', 'weather_condition_cloudy', 'weather_conditions', 'weather'], 'contents': '☁ '},
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_temp_gradient', 'weather_temp', 'weather'], 'contents': '-9°C', 'gradient_level': 100}
			])
			self.assertEqual(common.weather(pl=pl, icons={'cloudy': 'o'}), [
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_condition_partly_cloudy_day', 'weather_condition_cloudy', 'weather_conditions', 'weather'], 'contents': 'o '},
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_temp_gradient', 'weather_temp', 'weather'], 'contents': '-9°C', 'gradient_level': 30.0}
			])
			self.assertEqual(common.weather(pl=pl, icons={'partly_cloudy_day': 'x'}), [
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_condition_partly_cloudy_day', 'weather_condition_cloudy', 'weather_conditions', 'weather'], 'contents': 'x '},
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_temp_gradient', 'weather_temp', 'weather'], 'contents': '-9°C', 'gradient_level': 30.0}
			])
			self.assertEqual(common.weather(pl=pl, unit='F'), [
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_condition_partly_cloudy_day', 'weather_condition_cloudy', 'weather_conditions', 'weather'], 'contents': '☁ '},
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_temp_gradient', 'weather_temp', 'weather'], 'contents': '16°F', 'gradient_level': 30.0}
			])
			self.assertEqual(common.weather(pl=pl, unit='K'), [
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_condition_partly_cloudy_day', 'weather_condition_cloudy', 'weather_conditions', 'weather'], 'contents': '☁ '},
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_temp_gradient', 'weather_temp', 'weather'], 'contents': '264K', 'gradient_level': 30.0}
			])
			self.assertEqual(common.weather(pl=pl, temp_format='{temp:.1e}C'), [
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_condition_partly_cloudy_day', 'weather_condition_cloudy', 'weather_conditions', 'weather'], 'contents': '☁ '},
				{'divider_highlight_group': 'background:divider', 'highlight_group': ['weather_temp_gradient', 'weather_temp', 'weather'], 'contents': '-9.0e+00C', 'gradient_level': 30.0}
			])

	def test_system_load(self):
		pl = Pl()
		with replace_module_module(common, 'os', getloadavg=lambda: (7.5, 3.5, 1.5)):
			with replace_attr(common, '_cpu_count', lambda: 2):
				self.assertEqual(common.system_load(pl=pl),
						[{'contents': '7.5 ', 'highlight_group': ['system_load_gradient', 'system_load'], 'divider_highlight_group': 'background:divider', 'gradient_level': 100},
						{'contents': '3.5 ', 'highlight_group': ['system_load_gradient', 'system_load'], 'divider_highlight_group': 'background:divider', 'gradient_level': 75.0},
						{'contents': '1.5', 'highlight_group': ['system_load_gradient', 'system_load'], 'divider_highlight_group': 'background:divider', 'gradient_level': 0}])
				self.assertEqual(common.system_load(pl=pl, format='{avg:.0f}', threshold_good=0, threshold_bad=1),
						[{'contents': '8 ', 'highlight_group': ['system_load_gradient', 'system_load'], 'divider_highlight_group': 'background:divider', 'gradient_level': 100},
						{'contents': '4 ', 'highlight_group': ['system_load_gradient', 'system_load'], 'divider_highlight_group': 'background:divider', 'gradient_level': 100},
						{'contents': '2', 'highlight_group': ['system_load_gradient', 'system_load'], 'divider_highlight_group': 'background:divider', 'gradient_level': 75.0}])

	def test_cpu_load_percent(self):
		pl = Pl()
		with replace_module_module(common, 'psutil', cpu_percent=lambda **kwargs: 52.3):
			self.assertEqual(common.cpu_load_percent(pl=pl), [{
				'contents': '52%',
				'gradient_level': 52.3,
				'highlight_group': ['cpu_load_percent_gradient', 'cpu_load_percent'],
			}])
			self.assertEqual(common.cpu_load_percent(pl=pl, format='{0:.1f}%'), [{
				'contents': '52.3%',
				'gradient_level': 52.3,
				'highlight_group': ['cpu_load_percent_gradient', 'cpu_load_percent'],
			}])

	def test_network_load(self):
		from time import sleep

		def gb(interface):
			return None

		f = [gb]

		def _get_bytes(interface):
			return f[0](interface)

		pl = Pl()

		with replace_attr(common, '_get_bytes', _get_bytes):
			common.network_load.startup(pl=pl)
			try:
				self.assertEqual(common.network_load(pl=pl, interface='eth0'), None)
				sleep(common.network_load.interval)
				self.assertEqual(common.network_load(pl=pl, interface='eth0'), None)
				while 'prev' not in common.network_load.interfaces.get('eth0', {}):
					sleep(0.1)
				self.assertEqual(common.network_load(pl=pl, interface='eth0'), None)

				l = [0, 0]

				def gb2(interface):
					l[0] += 1200
					l[1] += 2400
					return tuple(l)
				f[0] = gb2

				while not common.network_load.interfaces.get('eth0', {}).get('prev', (None, None))[1]:
					sleep(0.1)
				self.assertEqual(common.network_load(pl=pl, interface='eth0'), [
					{'divider_highlight_group': 'background:divider', 'contents': '⬇  1 KiB/s', 'highlight_group': ['network_load_recv', 'network_load']},
					{'divider_highlight_group': 'background:divider', 'contents': '⬆  2 KiB/s', 'highlight_group': ['network_load_sent', 'network_load']},
				])
				self.assertEqual(common.network_load(pl=pl, interface='eth0', recv_format='r {value}', sent_format='s {value}'), [
					{'divider_highlight_group': 'background:divider', 'contents': 'r 1 KiB/s', 'highlight_group': ['network_load_recv', 'network_load']},
					{'divider_highlight_group': 'background:divider', 'contents': 's 2 KiB/s', 'highlight_group': ['network_load_sent', 'network_load']},
				])
				self.assertEqual(common.network_load(pl=pl, recv_format='r {value}', sent_format='s {value}', suffix='bps', interface='eth0'), [
					{'divider_highlight_group': 'background:divider', 'contents': 'r 1 Kibps', 'highlight_group': ['network_load_recv', 'network_load']},
					{'divider_highlight_group': 'background:divider', 'contents': 's 2 Kibps', 'highlight_group': ['network_load_sent', 'network_load']},
				])
				self.assertEqual(common.network_load(pl=pl, recv_format='r {value}', sent_format='s {value}', si_prefix=True, interface='eth0'), [
					{'divider_highlight_group': 'background:divider', 'contents': 'r 1 kB/s', 'highlight_group': ['network_load_recv', 'network_load']},
					{'divider_highlight_group': 'background:divider', 'contents': 's 2 kB/s', 'highlight_group': ['network_load_sent', 'network_load']},
				])
				self.assertEqual(common.network_load(pl=pl, recv_format='r {value}', sent_format='s {value}', recv_max=0, interface='eth0'), [
					{'divider_highlight_group': 'background:divider', 'contents': 'r 1 KiB/s', 'highlight_group': ['network_load_recv_gradient', 'network_load_gradient', 'network_load_recv', 'network_load'], 'gradient_level': 100},
					{'divider_highlight_group': 'background:divider', 'contents': 's 2 KiB/s', 'highlight_group': ['network_load_sent', 'network_load']},
				])

				class ApproxEqual(object):
					def __eq__(self, i):
						return abs(i - 50.0) < 1

				self.assertEqual(common.network_load(pl=pl, recv_format='r {value}', sent_format='s {value}', sent_max=4800, interface='eth0'), [
					{'divider_highlight_group': 'background:divider', 'contents': 'r 1 KiB/s', 'highlight_group': ['network_load_recv', 'network_load']},
					{'divider_highlight_group': 'background:divider', 'contents': 's 2 KiB/s', 'highlight_group': ['network_load_sent_gradient', 'network_load_gradient', 'network_load_sent', 'network_load'], 'gradient_level': ApproxEqual()},
				])
			finally:
				common.network_load.shutdown()

	def test_virtualenv(self):
		pl = Pl()
		with replace_env('VIRTUAL_ENV', '/abc/def/ghi') as segment_info:
			self.assertEqual(common.virtualenv(pl=pl, segment_info=segment_info), 'ghi')
			segment_info['environ'].pop('VIRTUAL_ENV')
			self.assertEqual(common.virtualenv(pl=pl, segment_info=segment_info), None)

	def test_environment(self):
		pl = Pl()
		variable = 'FOO';
		value = 'bar';
		with replace_env(variable, value) as segment_info:
			self.assertEqual(common.environment(pl=pl, segment_info=segment_info, variable=variable), value)
			segment_info['environ'].pop(variable)
			self.assertEqual(common.environment(pl=pl, segment_info=segment_info, variable=variable), None)

	def test_email_imap_alert(self):
		# TODO
		pass

	def test_now_playing(self):
		# TODO
		pass

	def test_battery(self):
		pl = Pl()

		def _get_capacity(pl):
			return 86

		with replace_attr(common, '_get_capacity', _get_capacity):
			self.assertEqual(common.battery(pl=pl), [{
				'contents': '86%',
				'highlight_group': ['battery_gradient', 'battery'],
				'gradient_level': 86
			}])
			self.assertEqual(common.battery(pl=pl, format='{capacity:.2f}'), [{
				'contents': '0.86',
				'highlight_group': ['battery_gradient', 'battery'],
				'gradient_level': 86
			}])
			self.assertEqual(common.battery(pl=pl, steps=7), [{
				'contents': '86%',
				'highlight_group': ['battery_gradient', 'battery'],
				'gradient_level': 86
			}])
			self.assertEqual(common.battery(pl=pl, gamify=True), [
				{
					'contents': '♥♥♥♥',
					'draw_inner_divider': False,
					'highlight_group': ['battery_gradient', 'battery'],
					'gradient_level': 99
				},
				{
					'contents': '♥',
					'draw_inner_divider': False,
					'highlight_group': ['battery_gradient', 'battery'],
					'gradient_level': 1
				}
			])
			self.assertEqual(common.battery(pl=pl, gamify=True, full_heart='+', empty_heart='-', steps='10'), [
				{
					'contents': '++++++++',
					'draw_inner_divider': False,
					'highlight_group': ['battery_gradient', 'battery'],
					'gradient_level': 99
				},
				{
					'contents': '--',
					'draw_inner_divider': False,
					'highlight_group': ['battery_gradient', 'battery'],
					'gradient_level': 1
				}
			])

class TestVim(TestCase):
	def test_mode(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.mode(pl=pl, segment_info=segment_info), 'NORMAL')
		self.assertEqual(vim.mode(pl=pl, segment_info=segment_info, override={'i': 'INS'}), 'NORMAL')
		self.assertEqual(vim.mode(pl=pl, segment_info=segment_info, override={'n': 'NORM'}), 'NORM')
		with vim_module._with('mode', 'i') as segment_info:
			self.assertEqual(vim.mode(pl=pl, segment_info=segment_info), 'INSERT')
		with vim_module._with('mode', chr(ord('V') - 0x40)) as segment_info:
			self.assertEqual(vim.mode(pl=pl, segment_info=segment_info), 'V·BLCK')
			self.assertEqual(vim.mode(pl=pl, segment_info=segment_info, override={'^V': 'VBLK'}), 'VBLK')

	def test_visual_range(self):
		# TODO
		pass

	def test_modified_indicator(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.modified_indicator(pl=pl, segment_info=segment_info), None)
		segment_info['buffer'][0] = 'abc'
		try:
			self.assertEqual(vim.modified_indicator(pl=pl, segment_info=segment_info), '+')
			self.assertEqual(vim.modified_indicator(pl=pl, segment_info=segment_info, text='-'), '-')
		finally:
			vim_module._bw(segment_info['bufnr'])

	def test_paste_indicator(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.paste_indicator(pl=pl, segment_info=segment_info), None)
		with vim_module._with('options', paste=1):
			self.assertEqual(vim.paste_indicator(pl=pl, segment_info=segment_info), 'PASTE')
			self.assertEqual(vim.paste_indicator(pl=pl, segment_info=segment_info, text='P'), 'P')

	def test_readonly_indicator(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.readonly_indicator(pl=pl, segment_info=segment_info), None)
		with vim_module._with('bufoptions', readonly=1):
			self.assertEqual(vim.readonly_indicator(pl=pl, segment_info=segment_info), '')
			self.assertEqual(vim.readonly_indicator(pl=pl, segment_info=segment_info, text='L'), 'L')

	def test_file_directory(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.file_directory(pl=pl, segment_info=segment_info), None)
		with replace_env('HOME', '/home/foo', os.environ):
			with vim_module._with('buffer', '/tmp/’’/abc') as segment_info:
				self.assertEqual(vim.file_directory(pl=pl, segment_info=segment_info), '/tmp/’’/')
			with vim_module._with('buffer', b'/tmp/\xFF\xFF/abc') as segment_info:
				self.assertEqual(vim.file_directory(pl=pl, segment_info=segment_info), '/tmp/<ff><ff>/')
			with vim_module._with('buffer', '/tmp/abc') as segment_info:
				self.assertEqual(vim.file_directory(pl=pl, segment_info=segment_info), '/tmp/')
				os.environ['HOME'] = '/tmp'
				self.assertEqual(vim.file_directory(pl=pl, segment_info=segment_info), '~/')

	def test_file_name(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.file_name(pl=pl, segment_info=segment_info), None)
		self.assertEqual(vim.file_name(pl=pl, segment_info=segment_info, display_no_file=True),
				[{'contents': '[No file]', 'highlight_group': ['file_name_no_file', 'file_name']}])
		self.assertEqual(vim.file_name(pl=pl, segment_info=segment_info, display_no_file=True, no_file_text='X'),
				[{'contents': 'X', 'highlight_group': ['file_name_no_file', 'file_name']}])
		with vim_module._with('buffer', '/tmp/abc') as segment_info:
			self.assertEqual(vim.file_name(pl=pl, segment_info=segment_info), 'abc')
		with vim_module._with('buffer', '/tmp/’’') as segment_info:
			self.assertEqual(vim.file_name(pl=pl, segment_info=segment_info), '’’')
		with vim_module._with('buffer', b'/tmp/\xFF\xFF') as segment_info:
			self.assertEqual(vim.file_name(pl=pl, segment_info=segment_info), '<ff><ff>')

	def test_file_size(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.file_size(pl=pl, segment_info=segment_info), '0 B')
		with vim_module._with('buffer', os.path.join(os.path.dirname(__file__), 'empty')) as segment_info:
			self.assertEqual(vim.file_size(pl=pl, segment_info=segment_info), '0 B')

	def test_file_opts(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.file_format(pl=pl, segment_info=segment_info),
				[{'divider_highlight_group': 'background:divider', 'contents': 'unix'}])
		self.assertEqual(vim.file_encoding(pl=pl, segment_info=segment_info),
				[{'divider_highlight_group': 'background:divider', 'contents': 'utf-8'}])
		self.assertEqual(vim.file_type(pl=pl, segment_info=segment_info), None)
		with vim_module._with('bufoptions', filetype='python'):
			self.assertEqual(vim.file_type(pl=pl, segment_info=segment_info),
					[{'divider_highlight_group': 'background:divider', 'contents': 'python'}])

	def test_line_percent(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		segment_info['buffer'][0:-1] = [str(i) for i in range(100)]
		try:
			self.assertEqual(vim.line_percent(pl=pl, segment_info=segment_info), '1')
			vim_module._set_cursor(50, 0)
			self.assertEqual(vim.line_percent(pl=pl, segment_info=segment_info), '50')
			self.assertEqual(vim.line_percent(pl=pl, segment_info=segment_info, gradient=True),
					[{'contents': '50', 'highlight_group': ['line_percent_gradient', 'line_percent'], 'gradient_level': 50 * 100.0 / 101}])
		finally:
			vim_module._bw(segment_info['bufnr'])

	def test_position(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		try:
			segment_info['buffer'][0:-1] = [str(i) for i in range(99)]
			vim_module._set_cursor(49, 0)
			self.assertEqual(vim.position(pl=pl, segment_info=segment_info), '50%')
			self.assertEqual(vim.position(pl=pl, segment_info=segment_info, gradient=True),
					[{'contents': '50%', 'highlight_group': ['position_gradient', 'position'], 'gradient_level': 50.0}])
			vim_module._set_cursor(0, 0)
			self.assertEqual(vim.position(pl=pl, segment_info=segment_info), 'Top')
			vim_module._set_cursor(97, 0)
			self.assertEqual(vim.position(pl=pl, segment_info=segment_info, position_strings={'top':'Comienzo', 'bottom':'Final', 'all':'Todo'}), 'Final')
			segment_info['buffer'][0:-1] = [str(i) for i in range(2)]
			vim_module._set_cursor(0, 0)
			self.assertEqual(vim.position(pl=pl, segment_info=segment_info, position_strings={'top':'Comienzo', 'bottom':'Final', 'all':'Todo'}), 'Todo')
			self.assertEqual(vim.position(pl=pl, segment_info=segment_info, gradient=True),
					[{'contents': 'All', 'highlight_group': ['position_gradient', 'position'], 'gradient_level': 0.0}])
		finally:
			vim_module._bw(segment_info['bufnr'])

	def test_cursor_current(self):
		pl = Pl()
		segment_info = vim_module._get_segment_info()
		self.assertEqual(vim.line_current(pl=pl, segment_info=segment_info), '1')
		self.assertEqual(vim.col_current(pl=pl, segment_info=segment_info), '1')
		self.assertEqual(vim.virtcol_current(pl=pl, segment_info=segment_info), [{
			'highlight_group': ['virtcol_current_gradient', 'virtcol_current', 'col_current'], 'contents': '1', 'gradient_level': 100.0 / 80,
		}])
		self.assertEqual(vim.virtcol_current(pl=pl, segment_info=segment_info, gradient=False), [{
			'highlight_group': ['virtcol_current', 'col_current'], 'contents': '1',
		}])

	def test_modified_buffers(self):
		pl = Pl()
		self.assertEqual(vim.modified_buffers(pl=pl), None)

	def test_branch(self):
		pl = Pl()
		with vim_module._with('buffer', '/foo') as segment_info:
			with replace_attr(vim, 'guess', lambda path: Args(branch=lambda: os.path.basename(path), status=lambda: None, directory=path)):
				with replace_attr(vim, 'tree_status', lambda repo, pl: None):
					self.assertEqual(vim.branch(pl=pl, segment_info=segment_info, status_colors=False),
							[{'divider_highlight_group': 'branch:divider', 'highlight_group': ['branch'], 'contents': 'foo'}])
					self.assertEqual(vim.branch(pl=pl, segment_info=segment_info, status_colors=True),
							[{'divider_highlight_group': 'branch:divider', 'highlight_group': ['branch_clean', 'branch'], 'contents': 'foo'}])
			with replace_attr(vim, 'guess', lambda path: Args(branch=lambda: os.path.basename(path), status=lambda: 'DU', directory=path)):
				with replace_attr(vim, 'tree_status', lambda repo, pl: 'DU'):
					self.assertEqual(vim.branch(pl=pl, segment_info=segment_info, status_colors=False),
							[{'divider_highlight_group': 'branch:divider', 'highlight_group': ['branch'], 'contents': 'foo'}])
					self.assertEqual(vim.branch(pl=pl, segment_info=segment_info, status_colors=True),
							[{'divider_highlight_group': 'branch:divider', 'highlight_group': ['branch_dirty', 'branch'], 'contents': 'foo'}])

	def test_file_vcs_status(self):
		pl = Pl()
		with vim_module._with('buffer', '/foo') as segment_info:
			with replace_attr(vim, 'guess', lambda path: Args(branch=lambda: os.path.basename(path), status=lambda file: 'M', directory=path)):
				self.assertEqual(vim.file_vcs_status(pl=pl, segment_info=segment_info),
						[{'highlight_group': ['file_vcs_status_M', 'file_vcs_status'], 'contents': 'M'}])
			with replace_attr(vim, 'guess', lambda path: Args(branch=lambda: os.path.basename(path), status=lambda file: None, directory=path)):
				self.assertEqual(vim.file_vcs_status(pl=pl, segment_info=segment_info), None)
		with vim_module._with('buffer', '/bar') as segment_info:
			with vim_module._with('bufoptions', buftype='nofile'):
				with replace_attr(vim, 'guess', lambda path: Args(branch=lambda: os.path.basename(path), status=lambda file: 'M', directory=path)):
					self.assertEqual(vim.file_vcs_status(pl=pl, segment_info=segment_info), None)

old_cwd = None


def setUpModule():
	global old_cwd
	global __file__
	sys.path.insert(0, os.path.abspath(os.path.join(os.path.dirname(__file__), 'path')))
	old_cwd = os.getcwd()
	__file__ = os.path.abspath(__file__)
	os.chdir(os.path.dirname(__file__))
	from powerline.segments import vim
	globals()['vim'] = vim


def tearDownModule():
	global old_cwd
	os.chdir(old_cwd)
	sys.path.pop(0)


if __name__ == '__main__':
	from tests import main
	main()