test_promise.py 64.8 KB
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# -*- coding: utf-8 -*-
##############################################################################
#
# Copyright (c) 2018 Vifib SARL and Contributors. All Rights Reserved.
#
# WARNING: This program as such is intended to be used by professional
# programmers who take the whole responsibility of assessing all potential
# consequences resulting from its eventual inadequacies and bugs
# End users who are looking for a ready-to-use solution with commercial
# guarantees and support are strongly adviced to contract a Free Software
# Service Company
#
# This program is Free Software; you can redistribute it and/or
# modify it under the terms of the GNU General Public License
# as published by the Free Software Foundation; either version 3
# of the License, or (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
#
##############################################################################
import os, shutil
import tempfile
import unittest
import sys
import time
import json
import random
import logging
from datetime import datetime, timedelta
import six
from six.moves import queue
from slapos.grid.promise import (interface, PromiseLauncher, PromiseProcess,
                                 PromiseError, PROMISE_CACHE_FOLDER_NAME)
from slapos.grid.promise.generic import (GenericPromise, TestResult, AnomalyResult,
                                         PromiseQueueResult, PROMISE_STATE_FOLDER_NAME,
                                         PROMISE_RESULT_FOLDER_NAME,
                                         PROMISE_PARAMETER_NAME)

class TestSlapOSPromiseMixin(unittest.TestCase):

  def setUp(self):
    self.partition_dir = tempfile.mkdtemp()
    self.plugin_dir = os.path.join(self.partition_dir, 'plugins')
    self.legacy_promise_dir = os.path.join(self.partition_dir, 'promise')
    self.log_dir = os.path.join(self.partition_dir, 'log')
    os.mkdir(self.plugin_dir)
    os.mkdir(self.log_dir)
    os.makedirs('%s/.slapgrid/promise' % self.partition_dir)
    os.mkdir(self.legacy_promise_dir)
    self.partition_id = "slappart0"
    self.computer_id = "COMP-1234"

  def writeInit(self):
    with open(os.path.join(self.plugin_dir, '__init__'), 'w') as f:
      f.write('')
    os.chmod(os.path.join(self.plugin_dir, '__init__'), 0o644)
    if sys.path[0] != self.plugin_dir:
      sys.path[0:0] = [self.plugin_dir]

  def tearDown(self):
    if os.path.exists(self.partition_dir):
      shutil.rmtree(self.partition_dir)
    if sys.path[0] == self.plugin_dir:
      del sys.path[0]

  def configureLauncher(self, save_method=None, timeout=1, master_url="", debug=False,
      run_list=[], uid=None, gid=None, enable_anomaly=False, force=False,
      logdir=True, dry_run=False):
    parameter_dict = {
      'promise-timeout': timeout,
      'promise-folder': self.plugin_dir,
      'legacy-promise-folder': self.legacy_promise_dir,
      'log-folder': self.log_dir if logdir else None,
      'partition-folder': self.partition_dir,
      'master-url': master_url,
      'partition-cert': "",
      'partition-key': "",
      'partition-id': self.partition_id,
      'computer-id': self.computer_id,
      'debug': debug,
      'check-anomaly': enable_anomaly,
      'force': force,
      'run-only-promise-list': run_list,
      'uid': uid,
      'gid': gid
    }

    self.launcher = PromiseLauncher(
      config=parameter_dict,
      #logger=logging.getLogger('slapos.test.promise'),
      dry_run=dry_run
    )
    if save_method:
      self.launcher._savePromiseResult = save_method

  def genPromiseConfigDict(self, promise_name):
    return {
      'log-folder': None,
      'partition-folder': self.partition_dir,
      'master-url': "https://master.url.com",
      'partition-cert': "",
      'partition-key': "",
      'partition-id': self.partition_id,
      'computer-id': self.computer_id,
      'debug': False,
      'name': promise_name,
      'path': os.path.join(self.plugin_dir, promise_name),
      'queue': queue.Queue(),
    }

  def createPromiseProcess(self, promise_name, check_anomaly=False, wrap=False):

    promise_path = os.path.join(self.plugin_dir, promise_name)
    return PromiseProcess(
      self.partition_dir,
      promise_name,
      promise_path,
      logger=logging.getLogger('slapos.test.promise'),
      argument_dict=self.genPromiseConfigDict(promise_name),
      check_anomaly=check_anomaly,
      wrap=wrap,
    )

  def writeFile(self, path, content, mode=0o644):
    with open(path, 'w') as f:
      f.write(content)
    os.chmod(path, mode)

  def generatePromiseScript(self, name, success=True, failure_count=1, content="",
    periodicity=0.03, is_tested=True, with_anomaly=True):
    promise_content = """from zope.interface import implementer
from slapos.grid.promise import interface
from slapos.grid.promise import GenericPromise

@implementer(interface.IPromise)
class RunPromise(GenericPromise):

  def __init__(self, config):
    GenericPromise.__init__(self, config)
    self.setPeriodicity(minute=%(periodicity)s)
    if not %(is_tested)s:
      self.setTestLess()
    if not %(with_anomaly)s:
      self.setAnomalyLess()

  def sense(self):
    %(content)s

    if not %(success)s:
      self.logger.error("failed")
    else:
      self.logger.info("success")

  def anomaly(self):
    return self._anomaly(latest_minute=%(periodicity)s, failure_amount=%(failure_amount)s)

  def test(self):
    return self._test(latest_minute=%(periodicity)s, failure_amount=%(failure_amount)s)

""" % {'success': success, 'content': content, 'failure_amount': failure_count,
       'periodicity': periodicity, 'is_tested': is_tested, 'with_anomaly': with_anomaly}

    with open(os.path.join(self.plugin_dir, name), 'w') as f:
      f.write(promise_content)


class TestSlapOSPromiseLauncher(TestSlapOSPromiseMixin):

  def test_promise_match_interface(self):
    promise_name = 'my_promise.py'
    self.writeInit()
    self.generatePromiseScript(promise_name)
    promise_process = self.createPromiseProcess(promise_name)

    promise_module = promise_process._loadPromiseModule()

  def test_promise_match_interface_bad_name(self):
    promise_name = 'my_promise_no_py'
    self.writeInit()
    self.generatePromiseScript(promise_name)
    promise_process = self.createPromiseProcess(promise_name)

    with self.assertRaises(ImportError) as exc:
      promise_module = promise_process._loadPromiseModule()
    self.assertEqual(str(exc.exception), 'No module named %s' %
                                          ("'%s'" % promise_name if six.PY3 else
                                           promise_name))

  def test_promise_match_interface_no_implement(self):
    promise_name = 'my_promise_noimplement.py'
    promise_content = """from slapos.grid.promise import GenericPromise

class RunPromise(GenericPromise):

  def __init__(self, config):
    GenericPromise.__init__(self, config)

  def sense(self):
    pass
    
"""
    promise_path = os.path.join(self.plugin_dir, promise_name)
    self.writeFile(promise_path, promise_content)
    self.writeInit()
    promise_process = self.createPromiseProcess(promise_name)

    with self.assertRaises(RuntimeError) as exc:
      promise_module = promise_process._loadPromiseModule()
    message = "RunPromise class in my_promise_noimplement.py must implement" \
      " 'IPromise' interface. @implementer(interface.IPromise) is missing ?"
    self.assertEqual(str(exc.exception), message)

  def test_promise_match_interface_no_generic(self):
    promise_name = 'my_promise_nogeneric.py'
    promise_content = """from zope.interface import implementer
from slapos.grid.promise import interface

@implementer(interface.IPromise)
class RunPromise(object):

  def __init__(self, config):
    pass

  def sense(self):
    pass
    
"""
    promise_path = os.path.join(self.plugin_dir, promise_name)
    self.writeFile(promise_path, promise_content)
    self.writeInit()
    promise_process = self.createPromiseProcess(promise_name)

    with self.assertRaises(RuntimeError) as exc:
      promise_module = promise_process._loadPromiseModule()

    self.assertEqual(str(exc.exception), 'RunPromise class is not a subclass of GenericPromise class.')

  def test_promise_match_interface_no_sense(self):
    promise_name = 'my_promise_nosense.py'
    promise_content = """from zope.interface import implementer
from slapos.grid.promise import interface
from slapos.grid.promise import GenericPromise

@implementer(interface.IPromise)
class RunPromise(GenericPromise):

  def __init__(self, config):
    pass

  def noSenseMethod(self):
    pass
    
"""
    promise_path = os.path.join(self.plugin_dir, promise_name)
    self.writeFile(promise_path, promise_content)
    self.writeInit()
    promise_process = self.createPromiseProcess(promise_name)

    with self.assertRaises(TypeError) as exc:
      promise_module = promise_process._loadPromiseModule()
      promise = promise_module.RunPromise({})
    self.assertEqual(str(exc.exception),
      "Can't instantiate abstract class RunPromise with abstract methods sense")

  def test_promise_extra_config(self):
    promise_name = 'my_promise_extra.py'
    config_dict = {'foo': 'bar', 'my-config': 4522111,
                   'text': 'developers \ninformation, sample\n\ner'}
    promise_content = """from zope.interface import implementer
from slapos.grid.promise import interface
from slapos.grid.promise import GenericPromise

%(config_name)s = %(config_content)s

@implementer(interface.IPromise)
class RunPromise(GenericPromise):

  def sense(self):
    pass
    
""" % {'config_name': PROMISE_PARAMETER_NAME,
       'config_content': config_dict}
    promise_path = os.path.join(self.plugin_dir, promise_name)
    self.writeFile(promise_path, promise_content)
    self.writeInit()
    promise_process = self.createPromiseProcess(promise_name)
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(promise_process.argument_dict)

    self.assertEqual(promise.getConfig('foo'), 'bar')
    self.assertEqual(promise.getConfig('my-config'), 4522111)
    self.assertEqual(promise.getConfig('text'), config_dict['text'])

  def test_promise_extra_config_reserved_name(self):
    promise_name = 'my_promise_extra.py'
    from collections import OrderedDict
    config_dict = OrderedDict([('name', 'bar'), ('my-config', 4522111)])
    promise_content = """from collections import OrderedDict

from zope.interface import implementer
from slapos.grid.promise import interface
from slapos.grid.promise import GenericPromise

%(config_name)s = %(config_content)s

@implementer(interface.IPromise)
class RunPromise(GenericPromise):

  def sense(self):
    pass
    
""" % {'config_name': PROMISE_PARAMETER_NAME,
       'config_content': config_dict}
    promise_path = os.path.join(self.plugin_dir, promise_name)
    self.writeFile(promise_path, promise_content)
    self.writeInit()
    promise_process = self.createPromiseProcess(promise_name)

    with self.assertRaises(ValueError) as exc:
      promise_module = promise_process._loadPromiseModule()
    self.assertEqual(str(exc.exception), "Extra parameter name 'name' cannot be used.\n%s" % config_dict)

  def test_runpromise(self):
    promise_name = 'my_promise.py'
    self.configureLauncher()
    self.generatePromiseScript(promise_name, success=True)
    state_folder = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)

    # run promise will not fail
    self.launcher.run()
    self.assertTrue(os.path.exists(state_folder))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_promise.log')))

    expected_result = """{
  "result": {
    "failed": false,
    "message": "success",
    "type": "Test Result"
  },
  "path": "%s/my_promise.py",
  "name": "my_promise.py",
  "execution-time": 0.1,
  "title": "my_promise"
}""" % self.plugin_dir
    state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME, 'my_promise.status.json')
    self.assertTrue(os.path.exists(state_file))
    with open(state_file) as f:
      result_dict = json.loads(f.read())
      result_dict['result'].pop('date')
      self.assertEqual(json.loads(expected_result), result_dict)

  def test_runpromise_multiple(self):
    promise_name = 'my_promise.py'
    second_name = 'my_second_promise.py'
    self.configureLauncher()
    self.generatePromiseScript(promise_name, success=True)
    self.generatePromiseScript(second_name, success=True)
    state_folder = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)

    # run promise will not fail
    self.launcher.run()
    self.assertTrue(os.path.exists(state_folder))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_promise.log')))

    expected_result = """{
  "result": {
    "failed": false,
    "message": "success",
    "type": "Test Result"
  },
  "path": "%(promise_dir)s/%(name)s.py",
  "name": "%(name)s.py",
  "execution-time": 0.1,
  "title": "%(name)s"
}"""

    # first promise
    state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME, 'my_promise.status.json')
    self.assertTrue(os.path.exists(state_file))
    with open(state_file) as f:
      result_dict = json.loads(f.read())
      result_dict['result'].pop('date')
      expected_dict = expected_result % {'promise_dir': self.plugin_dir, 'name': 'my_promise'}
      self.assertEqual(json.loads(expected_dict), result_dict)

    # second promise
    state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME, 'my_second_promise.status.json')
    self.assertTrue(os.path.exists(state_file))
    with open(state_file) as f:
      result_dict = json.loads(f.read())
      result_dict['result'].pop('date')
      expected_dict = expected_result % {'promise_dir': self.plugin_dir, 'name': 'my_second_promise'}
      self.assertEqual(json.loads(expected_dict), result_dict)

  def test_runpromise_no_logdir(self):
    promise_name = 'my_promise.py'
    # no promise log output dir
    self.configureLauncher(logdir=False)
    self.generatePromiseScript(promise_name, success=True)
    state_file = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)

    # run promise will not fail
    self.launcher.run()
    self.assertTrue(os.path.exists(state_file))
    self.assertFalse(os.path.exists(os.path.join(self.log_dir, 'my_promise.log')))

  def test_runpromise_savemethod(self):
    promise_name = 'my_promise.py'
    def test_method(result):
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, TestResult))
      self.assertTrue(result.execution_time != 0)
      self.assertEqual(result.title, 'my_promise')
      self.assertEqual(result.name, promise_name)
      self.assertEqual(result.path, os.path.join(self.plugin_dir, promise_name))
      self.assertEqual(result.item.message, "success")
      self.assertEqual(result.item.hasFailed(), False)
      self.assertTrue(isinstance(result.item.date, datetime))

    self.configureLauncher(save_method=test_method)
    self.generatePromiseScript(promise_name, success=True)
    state_file = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)

    # run promise will not fail
    self.launcher.run()
    self.assertTrue(os.path.exists(state_file))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_promise.log')))

  def test_runpromise_savemethod_no_logdir(self):
    promise_name = 'my_promise.py'
    def test_method(result):
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, TestResult))
      self.assertTrue(result.execution_time != 0)
      self.assertEqual(result.title, 'my_promise')
      self.assertEqual(result.name, promise_name)
      self.assertEqual(result.path, os.path.join(self.plugin_dir, promise_name))
      self.assertEqual(result.item.message, "success")
      self.assertEqual(result.item.hasFailed(), False)
      self.assertTrue(isinstance(result.item.date, datetime))

    # no promise log output dir
    self.configureLauncher(logdir=False, save_method=test_method)
    self.generatePromiseScript(promise_name, success=True)
    state_file = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)

    # run promise will not fail
    self.launcher.run()
    self.assertTrue(os.path.exists(state_file))
    self.assertFalse(os.path.exists(os.path.join(self.log_dir, 'my_promise.log')))

  def test_runpromise_savemethod_anomaly(self):
    promise_name = 'my_promise.py'
    def test_method(result):
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, AnomalyResult))
      self.assertTrue(result.execution_time != 0)
      self.assertEqual(result.title, 'my_promise')
      self.assertEqual(result.name, promise_name)
      self.assertEqual(result.path, os.path.join(self.plugin_dir, promise_name))
      self.assertEqual(result.item.message, "success")
      self.assertEqual(result.item.hasFailed(), False)
      self.assertTrue(isinstance(result.item.date, datetime))

    self.configureLauncher(save_method=test_method, enable_anomaly=True)
    self.generatePromiseScript(promise_name, success=True)
    state_file = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)

    # run promise will not fail
    self.launcher.run()
    self.assertTrue(os.path.exists(state_file))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_promise.log')))

  def test_runpromise_savemethod_multiple(self):
    promise_name = 'my_promise.py'
    promise_failed = 'my_failed_promise.py'
    self.counter = 0
    def test_method(result):
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, TestResult))
      self.assertTrue(result.name in [promise_failed, promise_name])
      if result.name == promise_failed:
        self.assertEqual(result.item.hasFailed(), True)
        self.assertEqual(result.item.message, "failed")
      else:
        self.assertEqual(result.item.hasFailed(), False)
        self.assertEqual(result.item.message, "success")
      self.counter += 1

    self.configureLauncher(save_method=test_method)
    self.generatePromiseScript(promise_name, success=True)
    self.generatePromiseScript(promise_failed, success=False)
    state_file = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)

    with self.assertRaises(PromiseError):
      self.launcher.run()
    self.assertEqual(self.counter, 2)
    self.assertTrue(os.path.exists(state_file))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_promise.log')))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_failed_promise.log')))

  def test_runpromise_savemethod_multiple_success(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'
    third_promise = 'my_third_promise.py'
    self.counter = 0
    def test_method(result):
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, TestResult))
      self.assertTrue(result.name in [first_promise, second_promise, third_promise])
      self.assertEqual(result.item.hasFailed(), False)
      self.assertEqual(result.item.message, "success")
      self.counter += 1

    self.configureLauncher(save_method=test_method)
    self.generatePromiseScript(first_promise, success=True)
    self.generatePromiseScript(second_promise, success=True)
    self.generatePromiseScript(third_promise, success=True)
    state_file = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)

    # run promise will not fail
    self.launcher.run()
    self.assertEqual(self.counter, 3)
    self.assertTrue(os.path.exists(state_file))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_first_promise.log')))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_second_promise.log')))
    self.assertTrue(os.path.exists(os.path.join(self.log_dir, 'my_third_promise.log')))

  def test_runpromise_fail_and_success(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'

    self.configureLauncher()
    self.generatePromiseScript(first_promise, success=True)
    self.generatePromiseScript(second_promise, success=False)

    # run promise will fail when promise fail (usefull for slapgrid)
    with self.assertRaises(PromiseError) as exc:
      self.launcher.run()
    self.assertEqual(str(exc.exception), 'Promise %r failed.' % second_promise)

    # force to reload the module without rerun python
    os.system('rm %s/*.pyc' % self.plugin_dir)
    self.generatePromiseScript(second_promise, success=True)
    # wait next periodicity
    time.sleep(2)
    self.launcher.run()

    log_file = os.path.join(self.log_dir, 'my_second_promise.log')
    self.assertTrue(os.path.exists(log_file))
    with open(log_file) as f:
      line = f.readline()
      self.assertTrue('failed' in line, line)
      line = f.readline()
      self.assertTrue('success' in line, line)


  def test_runpromise_with_periodicity(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'
    self.counter = 0

    def test_method_first(result):
      self.assertTrue(result.name in [first_promise, second_promise])
      self.assertEqual(result.item.hasFailed(), False)
      self.assertEqual(result.item.message, "success")
      self.counter += 1

    def test_method_one(result):
      self.counter += 1
      self.assertEqual(result.name, first_promise)
      self.assertEqual(result.item.hasFailed(), False)
      self.assertEqual(result.item.message, "success")

    self.configureLauncher(save_method=test_method_first)
    # ~2 seconds
    self.generatePromiseScript(first_promise, success=True, periodicity=0.03)
    # ~3 seconds
    self.generatePromiseScript(second_promise, success=True, periodicity=0.05)

    self.launcher.run()
    self.assertEqual(self.counter, 2)

    self.configureLauncher(save_method=test_method_one)
    time.sleep(2)
    self.counter = 0
    self.launcher.run() # only my_first_promise will run
    self.assertEqual(self.counter, 1)

    time.sleep(3)
    self.counter = 0
    self.configureLauncher(save_method=test_method_first)
    self.launcher.run()
    self.assertEqual(self.counter, 2)

  def test_runpromise_with_periodicity_same(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'
    self.counter = 0

    def test_method(result):
      self.assertTrue(result.name in [first_promise, second_promise])
      self.assertEqual(result.item.hasFailed(), False)
      self.assertEqual(result.item.message, "success")
      self.counter += 1

    self.configureLauncher(save_method=test_method)
    # ~2 seconds
    self.generatePromiseScript(first_promise, success=True, periodicity=0.03)
    self.generatePromiseScript(second_promise, success=True, periodicity=0.03)

    self.launcher.run()
    self.assertEqual(self.counter, 2)

    self.configureLauncher(save_method=test_method)
    time.sleep(1)
    self.counter = 0
    self.launcher.run() # run nothing
    self.assertEqual(self.counter, 0)

    time.sleep(1)
    self.counter = 0
    self.configureLauncher(save_method=test_method)
    self.launcher.run()
    self.assertEqual(self.counter, 2)

  def test_runpromise_with_periodicity_result_failed(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'
    first_state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME,
                                    'my_first_promise.status.json')
    second_state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME,
                                     'my_second_promise.status.json')

    self.configureLauncher()
    # ~2 seconds
    self.generatePromiseScript(first_promise, success=True, periodicity=0.03)
    # ~3 seconds
    self.generatePromiseScript(second_promise, success=False, periodicity=0.05)

    with self.assertRaises(PromiseError) as exc:
      self.launcher.run()
    self.assertEqual(str(exc.exception), 'Promise %r failed.' % second_promise)

    self.assertTrue(os.path.exists(first_state_file))
    self.assertTrue(os.path.exists(second_state_file))
    with open(first_state_file) as f:
      first_result = json.load(f)
    with open(second_state_file) as f:
      second_result = json.load(f)
    self.assertEqual(first_result['name'], first_promise)
    self.assertEqual(second_result['name'], second_promise)
    first_date = first_result['result']['date']
    second_date = second_result['result']['date']

    self.configureLauncher()
    time.sleep(2)
    with self.assertRaises(PromiseError) as exc:
      self.launcher.run() # only my_first_promise will run but second_promise still failing
    self.assertEqual(str(exc.exception), 'Promise %r failed.' % second_promise)

    with open(first_state_file) as f:
      first_result = json.load(f)
    with open(second_state_file) as f:
      second_result = json.load(f)
    self.assertNotEqual(first_result['result']['date'], first_date)
    self.assertEqual(second_result['result']['date'], second_date)
    first_date = first_result['result']['date']

    time.sleep(3)
    self.configureLauncher()
    with self.assertRaises(PromiseError) as exc:
      self.launcher.run()
    self.assertEqual(str(exc.exception), 'Promise %r failed.' % second_promise)

    with open(first_state_file) as f:
      first_result = json.load(f)
    with open(second_state_file) as f:
      second_result = json.load(f)
    self.assertNotEqual(first_result['result']['date'], first_date)
    self.assertNotEqual(second_result['result']['date'], second_date)

  def test_runpromise_with_periodicity_result_failed_and_ok(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'
    first_state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME,
                                    'my_first_promise.status.json')
    second_state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME,
                                     'my_second_promise.status.json')

    self.configureLauncher()
    # ~2 seconds
    self.generatePromiseScript(first_promise, success=True, periodicity=0.03)
    # ~3 seconds
    self.generatePromiseScript(second_promise, success=False, periodicity=0.05)

    with self.assertRaises(PromiseError) as exc:
      self.launcher.run()
    self.assertEqual(str(exc.exception), 'Promise %r failed.' % second_promise)

    self.assertTrue(os.path.exists(first_state_file))
    self.assertTrue(os.path.exists(second_state_file))
    with open(first_state_file) as f:
      first_result = json.load(f)
    with open(second_state_file) as f:
      second_result = json.load(f)
    self.assertEqual(first_result['name'], first_promise)
    self.assertEqual(second_result['name'], second_promise)
    first_date = first_result['result']['date']
    second_date = second_result['result']['date']

    self.configureLauncher()
    time.sleep(2)
    with self.assertRaises(PromiseError) as exc:
      self.launcher.run() # only my_first_promise will run but second_promise still failing
    self.assertEqual(str(exc.exception), 'Promise %r failed.' % second_promise)

    with open(first_state_file) as f:
      first_result = json.load(f)
    with open(second_state_file) as f:
      second_result = json.load(f)
    self.assertNotEqual(first_result['result']['date'], first_date)
    self.assertEqual(second_result['result']['date'], second_date)
    first_date = first_result['result']['date']
    second_date = second_result['result']['date']

    time.sleep(4)
    # force to reload the module without rerun python
    os.system('rm %s/*.pyc' % self.plugin_dir)

    # second_promise is now success
    self.generatePromiseScript(second_promise, success=True, periodicity=0.05)
    self.configureLauncher()
    self.launcher.run() # now all succeed

    with open(first_state_file) as f:
      first_result = json.load(f)
    with open(second_state_file) as f:
      second_result = json.load(f)
    self.assertNotEqual(first_result['result']['date'], first_date)
    self.assertNotEqual(second_result['result']['date'], second_date)

  def test_runpromise_force(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'
    self.counter = 0

    def test_method(result):
      self.assertTrue(result.name in [first_promise, second_promise])
      self.assertEqual(result.item.hasFailed(), False)
      self.assertEqual(result.item.message, "success")
      self.counter += 1

    self.configureLauncher(save_method=test_method)
    # ~2 seconds
    self.generatePromiseScript(first_promise, success=True, periodicity=0.03)
    self.generatePromiseScript(second_promise, success=True, periodicity=0.03)

    self.launcher.run()
    self.assertEqual(self.counter, 2)

    self.configureLauncher(save_method=test_method)
    time.sleep(1)
    self.counter = 0
    self.launcher.run() # run nothing
    self.assertEqual(self.counter, 0)

    self.configureLauncher(save_method=test_method, force=True)
    self.counter = 0
    self.launcher.run() # will run all as force is True
    self.assertEqual(self.counter, 2)

    self.configureLauncher(save_method=test_method)
    time.sleep(1)
    self.counter = 0
    self.launcher.run() # run nothing
    self.assertEqual(self.counter, 0)

    time.sleep(1)
    self.counter = 0
    self.configureLauncher(save_method=test_method)
    self.launcher.run() # after 2 seconds will run all
    self.assertEqual(self.counter, 2)

  def test_runpromise_wrapped(self):
    promise_name = "my_bash_promise"
    promise_path = os.path.join(self.legacy_promise_dir, promise_name)
    self.called = False
    with open(promise_path, 'w') as f:
      f.write("""#!/bin/bash
echo "success"
""")
    os.chmod(promise_path, 0o744)

    def test_method(result):
      self.called = True
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, TestResult))
      self.assertTrue(result.execution_time != 0)
      self.assertEqual(result.title, promise_name)
      self.assertEqual(result.name, promise_name)
      self.assertEqual(result.path, os.path.join(self.legacy_promise_dir, promise_name))
      self.assertEqual(result.item.message, "success")
      self.assertEqual(result.item.hasFailed(), False)
      self.assertTrue(isinstance(result.item.date, datetime))

    self.configureLauncher(save_method=test_method)
    state_file = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)
    self.launcher.run()

    self.assertTrue(self.called)
    self.assertTrue(os.path.exists(state_file))

  def test_runpromise_wrapped_failed(self):
    promise_name = "my_bash_promise"
    promise_path = os.path.join(self.legacy_promise_dir, promise_name)
    with open(promise_path, 'w') as f:
      f.write("""#!/bin/bash
echo "This promise failed"
exit 1
""")
    os.chmod(promise_path, 0o744)

    self.configureLauncher()
    state_file = os.path.join(self.partition_dir, PROMISE_STATE_FOLDER_NAME)
    with self.assertRaises(PromiseError) as exc:
      self.launcher.run()
    self.assertEqual(str(exc.exception), 'Promise %r failed.' % promise_name)

  def test_runpromise_wrapped_mixed(self):
    self.called = 0
    result_dict = {"my_bash_promise": "", "my_bash_promise2": "", "first_promise.py": "", "second_promise.py": ""}
    def test_method(result):
      self.called += 1
      result_dict.pop(result.name)
      if result.title == "first_promise" or result.title == "second_promise":
        self.assertEqual(result.item.message, "success")
      if result.title == "my_bash_promise":
        self.assertEqual(result.item.message, "promise 1 succeeded")
      if result.title == "my_bash_promise2":
        self.assertEqual(result.item.message, "promise 2 succeeded")
      self.assertEqual(result.item.hasFailed(), False)

    promise_name = "my_bash_promise"
    promise_path = os.path.join(self.legacy_promise_dir, promise_name)
    promise_name2 = "my_bash_promise2"
    promise_path2 = os.path.join(self.legacy_promise_dir, promise_name2)
    with open(promise_path, 'w') as f:
      f.write("""#!/bin/bash
echo "promise 1 succeeded"
exit 0
""")
    os.chmod(promise_path, 0o744)
    with open(promise_path2, 'w') as f:
      f.write("""#!/bin/bash
echo "promise 2 succeeded"
exit 0
""")
    os.chmod(promise_path2, 0o744)
    self.generatePromiseScript("first_promise.py", success=True)
    self.generatePromiseScript("second_promise.py", success=True)

    self.configureLauncher(save_method=test_method)
    self.launcher.run()
    self.assertEqual(self.called, 4)


  def test_runpromise_run_only(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'
    third_promise = 'my_third_promise.py'
    self.counter = 0
    self.check_list = [first_promise, second_promise, third_promise]
    def test_method(result):
      self.assertTrue(result.name in self.check_list)
      self.assertEqual(result.item.hasFailed(), False)
      self.assertEqual(result.item.message, "success")
      self.counter += 1

    self.configureLauncher(save_method=test_method)
    self.generatePromiseScript(first_promise, success=True)
    self.generatePromiseScript(second_promise, success=True)
    self.generatePromiseScript(third_promise, success=True)

    # run promise will not fail
    self.launcher.run()
    self.assertEqual(self.counter, 3)

    self.counter = 0
    self.check_list = [second_promise]
    self.configureLauncher(save_method=test_method, run_list=[second_promise], force=True)
    time.sleep(1)
    self.launcher.run()
    self.assertEqual(self.counter, 1)

  def test_runpromise_run_only_multiple(self):
    first_promise = 'my_first_promise.py'
    second_promise = 'my_second_promise.py'
    third_promise = 'my_third_promise.py'
    self.counter = 0
    self.check_list = [first_promise, second_promise, third_promise]
    def test_method(result):
      self.assertTrue(result.name in self.check_list)
      self.assertEqual(result.item.hasFailed(), False)
      self.assertEqual(result.item.message, "success")
      self.counter += 1

    self.configureLauncher(save_method=test_method)
    self.generatePromiseScript(first_promise, success=True)
    self.generatePromiseScript(second_promise, success=True)
    self.generatePromiseScript(third_promise, success=True)

    # run promise will not fail
    self.launcher.run()
    self.assertEqual(self.counter, 3)

    self.counter = 0
    self.check_list = [third_promise, second_promise]
    self.configureLauncher(save_method=test_method, run_list=self.check_list, force=True)
    time.sleep(1)
    self.launcher.run()
    self.assertEqual(self.counter, 2)

  def writeLatestPromiseResult(self):
    state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME, 'my_promise.status.json')
    result_string = """{
  "result": {
    "failed": true,
    "message": "error",
    "date": "%s",
    "type": "Test Result"
  },
  "path": "%s/my_promise.py",
  "name": "my_promise.py",
  "execution-time": 0.1,
  "title": "my_promise"
}""" % (datetime.utcnow().strftime('%Y-%m-%dT%H:%M:%S+0000'), self.plugin_dir)

    if not os.path.exists(os.path.dirname(state_file)):
      os.makedirs(os.path.dirname(state_file))
    with open(state_file, 'w') as f:
      f.write(result_string)

  def writeLatestBashPromiseResult(self, name="my_bash_promise"):
    state_file = os.path.join(self.partition_dir, PROMISE_RESULT_FOLDER_NAME,
                              '%s.status.json' % name)
    result_string = """{
  "result": {
    "failed": true,
    "message": "error",
    "date": "%(date)s",
    "type": "Test Result"
  },
  "path": "%(folder)s/%(name)s",
  "name": "%(name)s",
  "execution-time": 0.1,
  "title": "%(name)s"
}""" % {'date': datetime.utcnow().strftime('%Y-%m-%dT%H:%M:%S+0000'),
        'folder': self.legacy_promise_dir,
        'name': name}

    if not os.path.exists(os.path.dirname(state_file)):
      os.makedirs(os.path.dirname(state_file))
    with open(state_file, 'w') as f:
      f.write(result_string)

  def test_runpromise_will_timeout(self):
    self.called = False
    promise_name = 'my_promise.py'
    self.writeLatestPromiseResult()

    def test_method(result):
      self.called = True
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, AnomalyResult))
      self.assertTrue(result.execution_time >= 1)
      self.assertEqual(result.title, 'my_promise')
      self.assertEqual(result.name, promise_name)
      self.assertTrue("Promise timed out after" in result.item.message)
      self.assertEqual(result.item.hasFailed(), True)

    self.configureLauncher(save_method=test_method, enable_anomaly=True, timeout=1)
    self.generatePromiseScript(promise_name, success=True, content="""import time
    time.sleep(20)""")

    # run promise will timeout
    with self.assertRaises(PromiseError):
      self.launcher.run()
    self.assertTrue(self.called)

  def test_runpromise_wrapped_will_timeout(self):
    promise_name = "my_bash_promise"
    promise_path = os.path.join(self.legacy_promise_dir, promise_name)
    self.writeLatestBashPromiseResult()
    self.called = False
    with open(promise_path, 'w') as f:
      f.write("""#!/bin/bash
sleep 20
echo "success"
""")
    os.chmod(promise_path, 0o744)

    def test_method(result):
      self.called = True
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, TestResult))
      self.assertTrue(result.execution_time >= 1)
      self.assertEqual(result.title, promise_name)
      self.assertEqual(result.name, promise_name)
      self.assertEqual(result.path, promise_path)
      self.assertTrue("Promise timed out after" in result.item.message)
      self.assertEqual(result.item.hasFailed(), True)
      self.assertTrue(isinstance(result.item.date, datetime))

    self.configureLauncher(save_method=test_method, timeout=1)
    # run promise will timeout
    with self.assertRaises(PromiseError):
      self.launcher.run()
    self.assertTrue(self.called)

  def test_runpromise_wrapped_will_timeout_two(self):
    first_promise = "my_bash_promise"
    first_promise_path = os.path.join(self.legacy_promise_dir, first_promise)
    second_promise = "my_second_bash_promise"
    second_promise_path = os.path.join(self.legacy_promise_dir, second_promise)
    self.writeLatestBashPromiseResult(first_promise)
    self.writeLatestBashPromiseResult(second_promise)

    def createPromise(promise_path):
      with open(promise_path, 'w') as f:
        f.write("""#!/bin/bash
echo "some data from promise"
sleep 20
echo "success"
exit 1
""")
      os.chmod(promise_path, 0o744)

    createPromise(first_promise_path)
    createPromise(second_promise_path)
    self.configureLauncher(timeout=0.5)
    # run promise will timeout
    with self.assertRaises(PromiseError):
      self.launcher.run()

  def test_runpromise_timeout_fail_if_test(self):
    promise_name = 'my_promise.py'

    self.configureLauncher(timeout=1, enable_anomaly=False)
    self.generatePromiseScript(promise_name, success=True, content="""import time
    time.sleep(20)""", periodicity=0.01)

    # timeout for the first time and raise
    with self.assertRaises(PromiseError):
      self.launcher.run()

  def test_runpromise_fail_if_timeout_twice(self):
    promise_name = 'my_promise.py'

    self.configureLauncher(timeout=1, enable_anomaly=True)
    self.generatePromiseScript(promise_name, success=True, content="""import time
    time.sleep(20)""", periodicity=0.01)

    # timeout for the first time, no raise
    self.launcher.run()

    # run promise will timeout and raise
    time.sleep(1)
    with self.assertRaises(PromiseError):
      self.launcher.run()

    # run promise will continue to raise
    time.sleep(1)
    with self.assertRaises(PromiseError):
      self.launcher.run()

  def test_runpromise_not_tested(self):
    promise_name = 'my_promise.py'

    def test_method(result):
      self.called = True

    self.called = False
    self.configureLauncher(save_method=test_method, timeout=5, enable_anomaly=False)
    self.generatePromiseScript(promise_name, success=True, content="""import time
    time.sleep(20)""", periodicity=0.01, is_tested=False,)

    # will not run the promise in test mode (so no sleep)
    self.launcher.run()
    # no result returned by the promise
    self.assertFalse(self.called)

  def test_runpromise_not_tested_with_anomaly(self):
    promise_name = 'my_promise.py'

    def test_method(result):
      self.called = True
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, AnomalyResult))

    self.called = False
    self.configureLauncher(save_method=test_method, timeout=1, enable_anomaly=True)
    self.generatePromiseScript(promise_name, success=True,
      periodicity=0.01, is_tested=False,)

    # will run the promise because we are in anomaly mode
    self.launcher.run()
    # promise result is saved
    self.assertTrue(self.called)

  def test_runpromise_without_anomaly(self):
    promise_name = 'my_promise.py'

    def test_method(result):
      self.called = True

    self.called = False
    self.configureLauncher(save_method=test_method, timeout=1, enable_anomaly=True)
    self.generatePromiseScript(promise_name, success=True, content="""import time
    time.sleep(20)""", periodicity=0.01, with_anomaly=False,)

    # will not run the promise in anomaly mode (so no sleep)
    self.launcher.run()
    # no result returned by the promise
    self.assertFalse(self.called)

  def test_runpromise_without_anomaly_but_test(self):
    promise_name = 'my_promise.py'

    def test_method(result):
      self.called = True
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, TestResult))

    self.called = False
    self.configureLauncher(save_method=test_method, timeout=1, enable_anomaly=False)
    self.generatePromiseScript(promise_name, success=True,
      periodicity=0.01, with_anomaly=False,)

    # will run the promise because we are in anomaly mode
    self.launcher.run()
    # promise result is saved
    self.assertTrue(self.called)

  def test_runpromise_not_tested_will_not_change_periodicity(self):
    promise_name = 'my_promise.py'

    def test_method(result):
      self.called = True

    self.called = False

    self.configureLauncher(save_method=test_method, timeout=5, enable_anomaly=False)
    self.generatePromiseScript(promise_name, success=True, periodicity=5,
      is_tested=False,)

    # will not run the promise in test mode
    self.launcher.run()
    self.assertFalse(self.called)

    self.configureLauncher(save_method=test_method, timeout=5, enable_anomaly=True)
    # will not run immediately anomaly
    self.launcher.run()
    # no result returned by the promise
    self.assertTrue(self.called)

  def test_runpromise_without_anomaly_no_change_periodicity(self):
    promise_name = 'my_promise.py'

    def test_method(result):
      self.called = True

    self.called = False

    self.configureLauncher(save_method=test_method, timeout=5, enable_anomaly=True)
    self.generatePromiseScript(promise_name, success=True, periodicity=5,
      with_anomaly=False,)

    # will not run the promise in anomaly mode
    self.launcher.run()
    self.assertFalse(self.called)

    self.configureLauncher(save_method=test_method, timeout=5, enable_anomaly=False)
    # will not run immediately anomaly (periodicity didn't change)
    self.launcher.run()
    # no result returned by the promise
    self.assertTrue(self.called)

  def test_runpromise_not_tested_without_anomaly_fail(self):
    promise_name = 'my_promise.py'

    def test_method(result):
      self.called = True
      self.assertTrue(isinstance(result, PromiseQueueResult))
      self.assertTrue(isinstance(result.item, AnomalyResult))
      self.assertEqual(result.item.message, "It's not allowed to disable both Test and Anomaly in promise!")
      self.assertEqual(result.item.hasFailed(), True)

    self.called = False
    self.configureLauncher(save_method=test_method, timeout=1, enable_anomaly=True)
    self.generatePromiseScript(promise_name, success=True, content="""import time
    time.sleep(20)""", periodicity=0.01, with_anomaly=False, is_tested=False)

    # will fail because disable anomaly and test is not allowed
    with self.assertRaises(PromiseError):
      self.launcher.run()
    # no result returned by the promise
    self.assertTrue(self.called)

  def test_promise_cache(self):
    promise_name = 'my_promise.py'
    promise_file = os.path.join(self.plugin_dir, promise_name)
    self.configureLauncher(timeout=1, enable_anomaly=True)
    self.generatePromiseScript(promise_name, success=True, periodicity=0.01,
      with_anomaly=True, is_tested=False)

    # run promise, no failure
    self.launcher.run()
    cache_folder = os.path.join(self.partition_dir, PROMISE_CACHE_FOLDER_NAME)
    cache_file = os.path.join(cache_folder, 'my_promise')
    self.assertTrue(os.path.exists(cache_folder))
    self.assertTrue(os.path.exists(cache_file))
    file_stat = os.stat(promise_file)
    with open(cache_file) as f:
      cache_dict = json.load(f)
    timestamp = cache_dict.pop('timestamp')
    info_dict = {
      u'is_tested': False,
      u'is_anomaly_detected': True,
      u'periodicity': 0.01,
      u'next_run_after' : (timestamp + 0.01 * 60.0),
      u'module_file': u'%s' % promise_file,
      u'module_file_mtime': file_stat.st_mtime,
    }
    # next run is in future
    self.assertTrue(info_dict['next_run_after'] > time.time())
    self.assertEqual(info_dict, cache_dict)

  def test_promise_cache_expire_with_periodicity(self):
    self.called = False
    def test_method(result):
      self.called = True

    promise_name = 'my_promise.py'
    promise_file = os.path.join(self.plugin_dir, promise_name)
    self.configureLauncher(save_method=test_method, timeout=1, enable_anomaly=True)
    self.generatePromiseScript(promise_name, success=True, periodicity=0.01,
      with_anomaly=True, is_tested=False)

    # run promise, no failure
    self.launcher.run()
    cache_folder = os.path.join(self.partition_dir, PROMISE_CACHE_FOLDER_NAME)
    cache_file = os.path.join(cache_folder, 'my_promise')
    self.assertTrue(os.path.exists(cache_folder))
    self.assertTrue(os.path.exists(cache_file))
    file_stat = os.stat(promise_file)
    with open(cache_file) as f:
      cache_dict = json.load(f)
    timestamp = cache_dict.pop('timestamp')
    info_dict = {
      u'is_tested': False,
      u'is_anomaly_detected': True,
      u'periodicity': 0.01,
      u'next_run_after' : (timestamp + 0.01 * 60.0),
      u'module_file': u'%s' % promise_file,
      u'module_file_mtime': file_stat.st_mtime,
    }
    self.assertEqual(info_dict, cache_dict)
    self.assertTrue(self.called)
    next_run_after = cache_dict['next_run_after']

    # periodicity not match
    self.called = False
    self.configureLauncher(save_method=test_method, timeout=1, enable_anomaly=True)
    self.launcher.run()
    self.assertFalse(self.called)
    with open(cache_file) as f:
      cache_dict = json.load(f)
    # no change!
    current_timestamp = cache_dict.pop('timestamp')
    self.assertEqual(current_timestamp, timestamp)
    self.assertEqual(info_dict, cache_dict)

    time.sleep(1)
    # periodicity match
    self.configureLauncher(save_method=test_method, timeout=1, enable_anomaly=True)
    self.launcher.run()

    # cached was updated
    with open(cache_file) as f:
      cache_dict = json.load(f)
    new_timestamp = cache_dict.pop('timestamp')
    info_dict = {
      u'is_tested': False,
      u'is_anomaly_detected': True,
      u'periodicity': 0.01,
      u'next_run_after' : (new_timestamp + 0.01 * 60.0),
      u'module_file': u'%s' % promise_file,
      u'module_file_mtime': file_stat.st_mtime,
    }
    self.assertTrue(new_timestamp > timestamp)
    # next run is in future
    self.assertTrue(cache_dict['next_run_after'] > next_run_after)
    self.assertEqual(info_dict, cache_dict)

class TestSlapOSGenericPromise(TestSlapOSPromiseMixin):

  def initialisePromise(self, promise_content="", success=True, timeout=60):
    self.promise_name = 'my_promise.py'
    self.promise_path = os.path.join(self.plugin_dir, self.promise_name)
    self.configureLauncher()
    self.generatePromiseScript(self.promise_name, periodicity=1, content=promise_content, success=success)
    self.writeInit()
    self.queue = queue.Queue()
    self.promise_config = {
      'log-folder': self.log_dir,
      'partition-folder': self.partition_dir,
      'promise-timeout': timeout,
      'debug': False,
      'check-anomaly': True,
      'master-url': "https://master.url.com",
      'partition-cert': '',
      'partition-key': '',
      'partition-id': self.partition_id,
      'computer-id': self.computer_id,
      'queue': self.queue,
      'path': self.promise_path,
      'name': self.promise_name
    }

  def createPromiseProcess(self, check_anomaly=False, wrap=False):
    return PromiseProcess(
      self.partition_dir,
      self.promise_name,
      self.promise_path,
      logger=logging.getLogger('slapos.test.promise'),
      argument_dict=self.promise_config,
      check_anomaly=check_anomaly,
      wrap=wrap,
    )

  def test_create_simple_promise(self):
    self.initialisePromise()
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)
    self.assertEqual(promise.getPeriodicity(), 1)
    self.assertEqual(promise.getName(), self.promise_name)
    self.assertEqual(promise.getTitle(), 'my_promise')
    self.assertEqual(promise.getPartitionFolder(), self.partition_dir)
    self.assertEqual(promise.getPromiseFile(), self.promise_path)
    self.assertEqual(promise.getLogFolder(), self.log_dir)
    self.assertEqual(promise.getLogFile(), os.path.join(self.log_dir, 'my_promise.log'))

    promise.setPeriodicity(2)
    self.assertEqual(promise.getPeriodicity(), 2)
    with self.assertRaises(ValueError):
      promise.setPeriodicity(0)

    promise.run(check_anomaly=True)
    result = self.queue.get(True, 1)
    self.assertTrue(isinstance(result, PromiseQueueResult))
    self.assertTrue(isinstance(result.item, AnomalyResult))
    self.assertEqual(result.title, 'my_promise')
    self.assertEqual(result.name, self.promise_name)
    self.assertEqual(result.path, os.path.join(self.plugin_dir, self.promise_name))
    self.assertEqual(result.item.message, "success")
    self.assertEqual(result.item.hasFailed(), False)
    self.assertTrue(isinstance(result.item.date, datetime))

  def test_promise_anomaly_disabled(self):
    self.initialisePromise()
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    promise.run()
    result = self.queue.get(True, 1)
    self.assertTrue(isinstance(result, PromiseQueueResult))
    self.assertTrue(isinstance(result.item, TestResult))
    self.assertEqual(result.title, 'my_promise')
    self.assertEqual(result.name, self.promise_name)
    self.assertEqual(result.path, os.path.join(self.plugin_dir, self.promise_name))
    self.assertEqual(result.item.message, "success")
    self.assertEqual(result.item.hasFailed(), False)
    self.assertTrue(isinstance(result.item.date, datetime))

  def test_promise_with_raise(self):
    promise_content = "raise ValueError('Bad Promise raised')"
    self.initialisePromise(promise_content)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    # no raise
    promise.run()
    result = self.queue.get(True, 1)
    self.assertEqual(result.title, 'my_promise')
    self.assertEqual(result.name, self.promise_name)
    self.assertEqual(result.item.message, "Bad Promise raised")
    self.assertEqual(result.item.hasFailed(), True)

  def test_promise_no_return(self):
    promise_content = "return"
    self.initialisePromise(promise_content)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    # no raise
    promise.run()
    result = self.queue.get(True, 1)
    self.assertEqual(result.title, 'my_promise')
    self.assertEqual(result.name, self.promise_name)
    self.assertEqual(result.item.message, "No result found!")
    self.assertEqual(result.item.hasFailed(), False)

  def test_promise_resultfromlog(self):
    promise_content = "self.logger.info('Promise is running...')"
    self.initialisePromise(promise_content)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    date = datetime.now()
    promise.sense()
    # get all messages during the latest minute
    latest_message_list = promise.getLastPromiseResultList(result_count=1)
    date = datetime.strptime(date.strftime('%Y-%m-%d %H:%M:%S'), '%Y-%m-%d %H:%M:%S')
    self.assertEqual(len(latest_message_list), 1)
    self.assertEqual(
      latest_message_list[0][0],
      {'date': date, 'status': 'INFO', 'message': 'Promise is running...'})
    self.assertEqual(
      latest_message_list[0][1],
      {'date': date, 'status': 'INFO', 'message': 'success'})

  def test_promise_resultfromlog_error(self):
    promise_content = 'self.logger.error("Promise is running...\\nmessage in new line")'
    self.initialisePromise(promise_content)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    date = datetime.now()
    promise.sense()
    # get all messages during the latest minute
    latest_message_list = promise.getLastPromiseResultList(result_count=1)
    date = datetime.strptime(date.strftime('%Y-%m-%d %H:%M:%S'), '%Y-%m-%d %H:%M:%S')
    self.assertEqual(len(latest_message_list), 1)
    self.assertEqual(
      latest_message_list[0][0],
      {'date': date, 'status': 'ERROR',
       'message': 'Promise is running...\nmessage in new line'})
    self.assertEqual(
      latest_message_list[0][1],
      {'date': date, 'status': 'INFO', 'message': 'success'})

  def test_promise_resultfromlog_no_logfolder(self):
    self.log_dir = None
    promise_content = "self.logger.info('Promise is running...')"
    self.initialisePromise(promise_content)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    date = datetime.now()
    promise.sense()
    self.assertEqual(promise.getLogFolder(), None)
    self.assertEqual(promise.getLogFile(), None)

    # get all messages during the latest minute
    latest_message_list = promise.getLastPromiseResultList(result_count=1)
    date = datetime.strptime(date.strftime('%Y-%m-%d %H:%M:%S'), '%Y-%m-%d %H:%M:%S')
    self.assertEqual(len(latest_message_list), 1)
    self.assertEqual(
      latest_message_list[0][0],
      {'date': date, 'status': 'INFO', 'message': 'Promise is running...'})
    self.assertEqual(
      latest_message_list[0][1],
      {'date': date, 'status': 'INFO', 'message': 'success'})

  def test_promise_resultfromlog_latest_minutes(self):
    self.initialisePromise(timeout=60)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    # write some random logs
    start_date = datetime.now()
    with open(promise.getLogFile(), 'w') as f:
      for i in range(0, 50):
        transaction_id = '%s-%s' % (int(time.time()), random.randint(100, 999))
        date = start_date - timedelta(minutes=(49 - i))
        date_string = date.strftime('%Y-%m-%d %H:%M:%S')
        line = "%s - INFO - %s - Promise result %s\n" % (date_string, transaction_id, i)
        f.write(line)

    latest_message_list = promise.getLastPromiseResultList(
      latest_minute=10,
      result_count=100
    )
    start_date = datetime.strptime(start_date.strftime('%Y-%m-%d %H:%M:%S'), '%Y-%m-%d %H:%M:%S')
    end_date_string = (start_date - timedelta(minutes=9)).strftime('%Y-%m-%d %H:%M:%S')
    end_date = datetime.strptime(end_date_string, '%Y-%m-%d %H:%M:%S')
    self.assertEqual(len(latest_message_list), 10)
    for message in latest_message_list:
      self.assertEqual(len(message), 1)
    self.assertEqual(
      latest_message_list[0][0],
      {'date': start_date, 'status': 'INFO', 'message': 'Promise result 49'})
    self.assertEqual(
      latest_message_list[-1][0],
      {'date': end_date, 'status': 'INFO', 'message': 'Promise result 40'})

  def test_promise_resultfromlog_latest_minutes_multilog(self):
    self.initialisePromise(timeout=60)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    # write some random logs
    start_date = datetime.now()
    date = start_date
    line_list = []
    j = 0
    for i in range(0, 25):
      transaction_id = '%s-%s' % (int(time.time()), random.randint(100, 999))
      date_string = date.strftime('%Y-%m-%d %H:%M:%S')
      line_list.append("%s - INFO - %s - Promise result %s\n" % (date_string, transaction_id, j))
      date = date - timedelta(seconds=30)
      j += 1
      date_string = date.strftime('%Y-%m-%d %H:%M:%S')
      line_list.append("%s - INFO - %s - Promise result %s\n" % (date_string, transaction_id, j))
      date = date - timedelta(seconds=30)
      j += 1

    line_list.reverse()
    with open(promise.getLogFile(), 'w') as f:
      f.write('\n'.join(line_list))

    latest_message_list = promise.getLastPromiseResultList(
      latest_minute=10,
      result_count=100
    )

    start_date = datetime.strptime(start_date.strftime('%Y-%m-%d %H:%M:%S'), '%Y-%m-%d %H:%M:%S')
    end_date_string = (start_date - timedelta(seconds=30*19)).strftime('%Y-%m-%d %H:%M:%S')
    end_date = datetime.strptime(end_date_string, '%Y-%m-%d %H:%M:%S')
    # there is 2 result line per minutes
    self.assertEqual(len(latest_message_list), 10)
    for message in latest_message_list:
      self.assertEqual(len(message), 2)
    self.assertEqual(
      latest_message_list[0][1],
      {'date': start_date, 'status': 'INFO', 'message': 'Promise result 0'})
    self.assertEqual(
      latest_message_list[-1][0],
      {'date': end_date, 'status': 'INFO', 'message': 'Promise result 19'})

  def test_promise_resultfromlog_result_count(self):
    self.initialisePromise()
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    # write some random logs
    start_date = datetime.now()
    date = start_date
    line_list = []
    j = 0
    for i in range(0, 25):
      transaction_id = '%s-%s' % (int(time.time()), random.randint(100, 999))
      date_string = date.strftime('%Y-%m-%d %H:%M:%S')
      line_list.append("%s - INFO - %s - Promise result %s\n" % (date_string, transaction_id, j))
      date = date - timedelta(seconds=30)
      j += 1
      date_string = date.strftime('%Y-%m-%d %H:%M:%S')
      line_list.append("%s - INFO - %s - Promise result %s\n" % (date_string, transaction_id, j))
      date = date - timedelta(seconds=30)
      j += 1

    line_list.reverse()
    with open(promise.getLogFile(), 'w') as f:
      f.write('\n'.join(line_list))

    # result_count = 2 will return 2 log
    # max execution time is 1 min and log is writen every 30 seconds
    latest_message_list = promise.getLastPromiseResultList(result_count=1)

    start_date = datetime.strptime(start_date.strftime('%Y-%m-%d %H:%M:%S'), '%Y-%m-%d %H:%M:%S')
    end_date_string = (start_date - timedelta(seconds=30)).strftime('%Y-%m-%d %H:%M:%S')
    end_date = datetime.strptime(end_date_string, '%Y-%m-%d %H:%M:%S')
    # there is 2 result line per minutes
    self.assertEqual(len(latest_message_list), 1)
    self.assertEqual(
      latest_message_list[0][0],
      {'date': end_date, 'status': 'INFO', 'message': 'Promise result 1'})
    self.assertEqual(
      latest_message_list[0][1],
      {'date': start_date, 'status': 'INFO', 'message': 'Promise result 0'})

  def test_promise_resultfromlog_result_count_many(self):
    self.initialisePromise()
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    # write some random logs
    start_date = datetime.now()
    date = start_date
    line_list = []
    j = 0
    for i in range(0, 25):
      transaction_id = '%s-%s' % (int(time.time()), random.randint(100, 999))
      date_string = date.strftime('%Y-%m-%d %H:%M:%S')
      line_list.append("%s - INFO - %s - Promise result %s\n" % (date_string, transaction_id, j))
      date = date - timedelta(seconds=30)
      j += 1
      date_string = date.strftime('%Y-%m-%d %H:%M:%S')
      line_list.append("%s - INFO - %s - Promise result %s\n" % (date_string, transaction_id, j))
      date = date - timedelta(seconds=30)
      j += 1

    line_list.reverse()
    with open(promise.getLogFile(), 'w') as f:
      f.write('\n'.join(line_list))

    # result_count = 2 will return 4 log
    # max execution time is 1 min and log is writen every 30 seconds
    latest_message_list = promise.getLastPromiseResultList(result_count=2)

    start_date = datetime.strptime(start_date.strftime('%Y-%m-%d %H:%M:%S'), '%Y-%m-%d %H:%M:%S')
    end_date_string = (start_date - timedelta(seconds=30*3)).strftime('%Y-%m-%d %H:%M:%S')
    end_date = datetime.strptime(end_date_string, '%Y-%m-%d %H:%M:%S')
    # there is 2 result line per minutes
    self.assertEqual(len(latest_message_list), 2)
    for message in latest_message_list:
      self.assertEqual(len(message), 2)
    self.assertEqual(
      latest_message_list[0][1],
      {'date': start_date, 'status': 'INFO', 'message': 'Promise result 0'})
    self.assertEqual(
      latest_message_list[-1][0],
      {'date': end_date, 'status': 'INFO', 'message': 'Promise result 3'})

    latest_message_list = promise.getLastPromiseResultList(result_count=100)
    # all results
    self.assertEqual(len(latest_message_list), 25)

  def test_promise_defaulttest(self):
    promise_content = 'self.logger.info("Promise is running...\\nmessage in new line")'
    self.initialisePromise(promise_content)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    promise.sense()

    result = promise._test(result_count=1, failure_amount=1)
    self.assertTrue(isinstance(result, TestResult))
    self.assertEqual(result.message, 'Promise is running...\nmessage in new line\nsuccess')
    self.assertEqual(result.hasFailed(), False)

  def test_promise_defaulttest_failure(self):
    self.initialisePromise(success=False)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    promise.sense()

    result = promise._test(result_count=1, failure_amount=1)
    self.assertTrue(isinstance(result, TestResult))
    self.assertEqual(result.message, 'failed')
    self.assertEqual(result.hasFailed(), True)

  def test_promise_defaulttest_error_if_two_fail(self):
    self.initialisePromise(success=False, timeout=1)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    promise.sense()

    # fail if 2 errors found
    result = promise._test(result_count=2, failure_amount=2)
    self.assertTrue(isinstance(result, TestResult))
    self.assertEqual(result.message, 'failed')
    self.assertEqual(result.hasFailed(), False)

    self.initialisePromise(success=False, timeout=1)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)
    promise.sense()
    result = promise._test(result_count=2, failure_amount=2)
    self.assertEqual(result.message, 'failed')
    self.assertEqual(result.hasFailed(), True)

    # will continue to fail
    self.initialisePromise(success=False, timeout=1)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)
    promise.sense()
    result = promise._test(result_count=2, failure_amount=2)
    self.assertEqual(result.message, 'failed')
    self.assertEqual(result.hasFailed(), True)

  def test_promise_defaulttest_anomaly(self):
    promise_content = 'self.logger.info("Promise is running...\\nmessage in new line")'
    self.initialisePromise(promise_content)
    promise_process = self.createPromiseProcess()
    promise_module = promise_process._loadPromiseModule()
    promise = promise_module.RunPromise(self.promise_config)

    promise.sense()

    result = promise._anomaly(result_count=1, failure_amount=1)
    self.assertTrue(isinstance(result, AnomalyResult))
    self.assertEqual(result.message, 'Promise is running...\nmessage in new line\nsuccess')
    self.assertEqual(result.hasFailed(), False)


if __name__ == '__main__':
  unittest.main()