~drizzle-trunk/drizzle/development

#! /usr/bin/env python

# -*- mode: python; indent-tabs-mode: nil; -*-

# vim:expandtab:shiftwidth=2:tabstop=2:smarttab:

#

# Copyright (C) 2010 Patrick Crews

#

## 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 2 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA

""" randgen_test_management:

    code related to the gathering / analysis / management of 

    the test cases

    ie - collecting the list of tests in each suite, then

    gathering additional, relevant information for randgen

    mode. (stocastic model-based testing)

"""

# imports

import os

import re

import sys

from ConfigParser import RawConfigParser

import lib.test_mgmt.test_management as test_management

class testCase:

    """Holds info on a single randgen test

    """

    def __init__( self, system_manager, name=None

                , fullname = None, server_requirements=[[]]

                , comment=None, test_command=None, cnf_path=None

                , debug=False ):

        self.system_manager = system_manager

        self.logging = self.system_manager.logging

        self.skip_keys = ['system_manager','logging']

        self.name = name

        self.fullname = fullname

        self.suitename = 'randgen_tests'

        self.master_sh = None

        self.comment = comment

        self.server_requirements = server_requirements

        self.test_command = test_command

        self.cnf_path = cnf_path

        if debug:

            self.system_manager.logging.debug_class(self)

    def should_run(self):

        if self.skip_flag or self.disable:

            return 0

        else:

            return 1

class testManager(test_management.testManager):

    """Deals with scanning test directories, gathering test cases, and 

       collecting per-test information (opt files, etc) for use by the

       test-runner

    """

    def __init__(self, verbose, debug, default_engine, dotest, skiptest

                , reorder, suitelist, suitepaths, system_manager

                , test_cases, mode):

        super(testManager, self).__init__( verbose, debug, default_engine

                                         , dotest, skiptest, reorder

                                         , suitelist, suitepaths

                                         , system_manager, test_cases, mode)

        self.suitepaths = [os.path.join(self.testdir,'randgen_tests')]

        if suitelist is None:

            self.suitelist = ['main']

        else:

            self.suitelist = suitelist

    def process_suite(self,suite_dir):

        """Process a test suite.

           Look for randgen tests, which are nice clean conf files

        """

        # We know this based on how we organize randgen test conf files

        suite_name = os.path.basename(suite_dir) 

        if self.verbose:

                self.system_manager.logging.verbose("Processing suite: %s" %(suite_name))

        testlist = [os.path.join(suite_dir,test_file) for test_file in sorted(os.listdir(suite_dir)) if test_file.endswith('.cnf')]

        # Search for specific test names

        if self.desired_tests: # We have specific, named tests we want from the suite(s)

           tests_to_use = []

           for test in self.desired_tests:

               if test.endswith('.cnf'): 

                   pass

               else:

                   test = test+'.cnf'

               test = os.path.join(suite_dir,test)

               if test in testlist:

                   tests_to_use.append(test)

           testlist = tests_to_use

        for test_case in testlist:

            self.add_test(self.process_test_file(suite_name, test_case))

    def process_test_file(self, suite_name, testfile):

        """ We convert the info in a testfile into a testCase object """

        config_reader = RawConfigParser()

        config_reader.read(testfile)

        # test_name = filename - .cnf...simpler

        test_name = os.path.basename(testfile).replace('.cnf','')

        test_comment = config_reader.get('test_info','comment')

        server_requirements = self.process_server_reqs(config_reader.get('test_servers','servers'))

        test_command = config_reader.get('test_command','command')

        return testCase( self.system_manager

                       , name = test_name

                       , fullname = "%s.%s" %(suite_name, test_name)

                       , server_requirements = server_requirements

                       , test_command = test_command

                       , cnf_path = testfile

                       , debug = self.debug )

        #sys.exit(0)

    def process_server_reqs(self,data_string):

        """ We read in the list of lists as a string, so we need to 

            handle this / break it down into proper chunks

        """

        server_reqs = []

        # We expect to see a list of lists and throw away the 

        # enclosing brackets

        option_sets = data_string[1:-1].strip().split(',')

        for option_set in option_sets:

            server_reqs.append([option_set[1:-1].strip()])

        return server_reqs