# coding: utf-8
import autopath
from tiramisu import setting
setting.expires_time = 1
from tiramisu.option import IntOption, OptionDescription
from tiramisu.config import Config
from tiramisu.error import ConfigError


from time import sleep, time
from py.test import raises


def make_description():
    u1 = IntOption('u1', '', multi=True)
    u2 = IntOption('u2', '')
    u3 = IntOption('u3', '', multi=True)
    return OptionDescription('od1', '', [u1, u2, u3])


def test_cache():
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.u2
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    assert 'u2' in values._p_.get_cached(c)
    assert 'u2' in settings._p_.get_cached(c)


def test_get_cache():
    # force a value in cache, try if reget corrupted value
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    ntime = time() + 1
    settings._p_.setcache('u1', set(['inject']), ntime)
    assert 'inject' in settings[od1.u1]
    values._p_.setcache('u1', 100, ntime)
    assert c.u1 == [100]


def test_get_cache_no_expire():
    # force a value in cache, try if reget corrupted value
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    settings._p_.setcache('u1', set(['inject2']), None)
    assert 'inject2' in settings[od1.u1]
    values._p_.setcache('u1', 200, None)
    assert c.u1 == [200]


def test_cache_reset():
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    #when change a value
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.u2 = 1
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    #when remove a value
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    del(c.u2)
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    #when add/del property
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_get_settings()[od1.u2].append('test')
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_get_settings()[od1.u2].remove('test')
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    #when enable/disabled property
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_get_settings().append('test')
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_get_settings().remove('test')
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)


def test_cache_reset_multi():
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    #when change a value
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.u3 = [1]
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    #when append value
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.u3.append(1)
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    #when pop value
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.u3.pop(1)
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    #when remove a value
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    del(c.u3)
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)


def test_reset_cache():
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_reset_cache()
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    c.u1
    sleep(1)
    c.u1
    sleep(1)
    c.u2
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    assert 'u2' in values._p_.get_cached(c)
    assert 'u2' in settings._p_.get_cached(c)
    c.cfgimpl_reset_cache()
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    assert 'u2' not in values._p_.get_cached(c)
    assert 'u2' not in settings._p_.get_cached(c)


def test_reset_cache_subconfig():
    od1 = make_description()
    od2 = OptionDescription('od2', '', [od1])
    c = Config(od2)
    values = c.cfgimpl_get_values()
    c.od1.u1
    assert 'od1.u1' in values._p_.get_cached(c)
    c.od1.cfgimpl_reset_cache()
    assert 'od1.u1' not in values._p_.get_cached(c)


def test_reset_cache_only_expired():
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_reset_cache(True)
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    sleep(1)
    c.u1
    sleep(1)
    c.u2
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    assert 'u2' in values._p_.get_cached(c)
    assert 'u2' in settings._p_.get_cached(c)
    c.cfgimpl_reset_cache(True)
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)
    assert 'u2' in values._p_.get_cached(c)
    assert 'u2' in settings._p_.get_cached(c)


def test_cache_not_expire():
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    settings.remove('expire')
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_reset_cache(True)
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    sleep(1)
    c.u2
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    assert 'u2' in values._p_.get_cached(c)
    assert 'u2' in settings._p_.get_cached(c)
    c.cfgimpl_reset_cache(True)
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    assert 'u2' in values._p_.get_cached(c)
    assert 'u2' in settings._p_.get_cached(c)


def test_cache_not_cache():
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    settings.remove('cache')
    c.u1
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)


def test_reset_cache_only():
    od1 = make_description()
    c = Config(od1)
    values = c.cfgimpl_get_values()
    settings = c.cfgimpl_get_settings()
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_reset_cache(only=('values',))
    assert 'u1' not in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.u1
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' in settings._p_.get_cached(c)
    c.cfgimpl_reset_cache(only=('settings',))
    assert 'u1' in values._p_.get_cached(c)
    assert 'u1' not in settings._p_.get_cached(c)


def test_force_cache():
    u1 = IntOption('u1', '', multi=True)
    u2 = IntOption('u2', '')
    u3 = IntOption('u3', '', multi=True)
    u4 = IntOption('u4', '', properties=('disabled',))
    od = OptionDescription('od1', '', [u1, u2, u3, u4])
    c = Config(od)
    c.cfgimpl_get_settings().remove('expire')

    c.cfgimpl_get_values().force_cache()
    assert c.cfgimpl_get_values()._p_.get_cached(c) == {'u1': ([], None), 'u3': ([], None), 'u2': (None, None), 'u4': (None, None)}
    assert c.cfgimpl_get_settings()._p_.get_cached(c) == {'u4': (set(['disabled']), None), 'u1': (set([]), None), 'u3': (set([]), None), 'u2': (set([]), None)}
    c.read_only()

    c.cfgimpl_get_values().force_cache()
    assert c.cfgimpl_get_values()._p_.get_cached(c) == {'u1': ([], None), 'u3': ([], None), 'u2': (None, None)}
    assert c.cfgimpl_get_settings()._p_.get_cached(c) == {'u4': (set(['disabled']), None), 'u1': (set([]), None), 'u3': (set([]), None), 'u2': (set([]), None)}

    c.cfgimpl_get_settings().remove('cache')
    raises(ConfigError, "c.cfgimpl_get_values().force_cache()")