# pylint: disable=C0103,C0111

import json
import unittest
import mock

try:
    from StringIO import StringIO
except ImportError:
    from io import StringIO

import tests.mocks as mocks

import bumblebee.input
from bumblebee.config import Config
from bumblebee.input import I3BarInput, LEFT_MOUSE
from bumblebee.modules.caffeine import Module

class TestCaffeineModule(unittest.TestCase):
    def setUp(self):
        self._stdin, self._select, self.stdin, self.select = mocks.epoll_mock("bumblebee.input")

        self.popen = mocks.MockPopen()

        self.input = I3BarInput()
        self.engine = mock.Mock()
        self.config = Config()
        self.engine.input = self.input
        self.engine.input.need_event = True

        self.module = Module(engine=self.engine, config={ "config": self.config })
        for widget in self.module.widgets():
            widget.link_module(self.module)
            self.anyWidget = widget

        self.xset_active = "  timeout:  0    cycle:  123"
        self.xset_inactive = "  timeout:  600    cycle:  123"

    def tearDown(self):
        self._stdin.stop()
        self._select.stop()
        self.popen.cleanup()

    def test_text(self):
        self.assertEquals(self.module.caffeine(self.anyWidget), "")

    def test_active(self):
        self.popen.mock.communicate.return_value = (self.xset_active, None)
        self.assertTrue(not "deactivated" in self.module.state(self.anyWidget))
        self.assertTrue("activated" in self.module.state(self.anyWidget))

    def test_inactive(self):
        self.popen.mock.communicate.return_value = (self.xset_inactive, None)
        self.assertTrue("deactivated" in self.module.state(self.anyWidget))
        self.popen.mock.communicate.return_value = ("no text", None)
        self.assertTrue("deactivated" in self.module.state(self.anyWidget))

    def test_toggle(self):
        self.popen.mock.communicate.return_value = (self.xset_active, None)
        mocks.mouseEvent(stdin=self.stdin, button=LEFT_MOUSE, inp=self.input, module=self.module)
        self.popen.assert_call("xset s default")
        self.popen.assert_call("notify-send \"Out of coffee\"")
        
        self.popen.mock.communicate.return_value = (self.xset_inactive, None)
        mocks.mouseEvent(stdin=self.stdin, button=LEFT_MOUSE, inp=self.input, module=self.module)
        self.popen.assert_call("xset s off")
        self.popen.assert_call("notify-send \"Consuming caffeine\"")

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