#!/usr/bin/env python

###
# Copyright (c) 2002-2005, Jeremiah Fincher
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# modification, are permitted provided that the following conditions are met:
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#   * Redistributions of source code must retain the above copyright notice,
#     this list of conditions, and the following disclaimer.
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#     contributors to this software may be used to endorse or promote products
#     derived from this software without specific prior written consent.
#
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# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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###

import os
import time
import shutil
started = time.time()

import supybot
import logging

# We need to do this before we import conf.
if not os.path.exists('test-conf'):
    os.mkdir('test-conf')

registryFilename = os.path.join('test-conf', 'test.conf')
fd = file(registryFilename, 'w')
fd.write("""
supybot.directories.data: test-data
supybot.directories.conf: test-conf
supybot.directories.log: test-logs
supybot.reply.whenNotCommand: True
supybot.log.stdout: False
supybot.log.level: DEBUG
supybot.log.format: %(levelname)s %(message)s
supybot.log.plugins.individualLogfiles: False
supybot.protocols.irc.throttleTime: 0
supybot.reply.whenAddressedBy.chars: @
supybot.networks.test.server: should.not.need.this
supybot.nick: test
supybot.databases.users.allowUnregistration: True
""")
fd.close()

import supybot.registry as registry
registry.open(registryFilename)

import supybot.log as log
import supybot.conf as conf
conf.allowEval = True
conf.supybot.flush.setValue(False)

import re
import sys
import glob
import atexit
import os.path
import unittest

import supybot.utils as utils
import supybot.world as world
import supybot.callbacks as callbacks
world.startedAt = started

import logging
class TestLogFilter(logging.Filter):
    bads = [
        'No callbacks in',
        'Invalid channel database',
        'Exact error',
        'Invalid user dictionary',
        'because of noFlush',
        'Queuing NICK',
        'Queuing USER',
        'IgnoresDB.reload failed',
        'Starting log for',
        'Irc object for test dying',
        'Last Irc,',
        ]
    def filter(self, record):
        for bad in self.bads:
            if bad in record.msg:
                return False
        return True
log._logger.addFilter(TestLogFilter())

class path(str):
    """A class to represent platform-independent paths."""
    _r = re.compile(r'[\\/]')
    def __hash__(self):
        return reduce(lambda h, s: h ^ hash(s), self._r.split(self), 0)
    def __eq__(self, other):
        return self._r.split(self) == self._r.split(other)

if __name__ == '__main__':
    import glob
    import os.path
    import optparse
    import supybot.test as test
    import supybot.plugin as plugin

    parser = optparse.OptionParser(usage='Usage: %prog [options] [plugins]',
                                   version='Supybot %s' % conf.version)
    parser.add_option('-c', '--clean', action='store_true', default=False,
                      dest='clean', help='Cleans the various data/conf/logs'
                      'directories before running tests.')
    parser.add_option('-t', '--timeout', action='store', type='int',
                      dest='timeout',
                      help='Sets the timeout for tests to return responses.')
    parser.add_option('-v', '--verbose', action='store_true', default=False,
                      help='Sets the verbose flag, logging extra information '
                           'about each test that runs.')
    parser.add_option('', '--no-network', action='store_true', default=False,
                      dest='nonetwork', help='Causes the network-based tests '
                                             'not to run.')
    parser.add_option('', '--trace', action='store_true', default=False,
                      help='Traces all calls made.  Unless you\'re really in '
                      'a pinch, you probably shouldn\'t do this; it results '
                      'in copious amounts of output.')
    parser.add_option('', '--plugins-dir',
                      action='append', dest='pluginsDirs', default=[],
                      help='Looks in in the given directory for plugins and '
                      'loads the tests from all of them.')
    (options, args) = parser.parse_args()

    # This must go before checking for args, of course.
    for pluginDir in options.pluginsDirs:
        for name in glob.glob(os.path.join(pluginDir, '*')):
            #print '***', name
            if os.path.isdir(name):
                args.append(name)

    if not args:
        parser.print_help()
        sys.exit(-1)

    if options.timeout:
        test.timeout = options.timeout

    if options.trace:
        traceFilename = conf.supybot.directories.log.dirize('trace.log')
        fd = file(traceFilename, 'w')
        sys.settrace(utils.gen.callTracer(fd))
        atexit.register(fd.close)
        atexit.register(lambda : sys.settrace(None))

    if options.verbose:
        world.myVerbose = True
    else:
        world.myVerbose = False

    if options.nonetwork:
        test.network = False

    log.testing = True
    world.testing = True

    args = [s.rstrip('\\/') for s in args]
    pluginDirs = set([os.path.dirname(s) or '.' for s in args])
    conf.supybot.directories.plugins.setValue(list(pluginDirs))
    pluginNames = set([os.path.basename(s) for s in args])
    load = unittest.defaultTestLoader.loadTestsFromModule
    for pluginName in pluginNames:
        if pluginName.endswith('.py'):
            pluginName = pluginName[:-3]
        try:
            pluginModule = plugin.loadPluginModule(pluginName)
        except (ImportError, callbacks.Error), e:
            sys.stderr.write('Failed to load plugin %s: %s\n' % (pluginName,e))
            sys.stderr.write('(pluginDirs: %s)\n' %
                             conf.supybot.directories.plugins())
            continue
        if hasattr(pluginModule, 'test'):
            test.suites.append(load(pluginModule.test))

    suite = unittest.TestSuite(test.suites)
    runner = unittest.TextTestRunner(verbosity=2)
    print 'Testing began at %s (pid %s)' % (time.ctime(), os.getpid())
    if options.clean:
        shutil.rmtree(conf.supybot.directories.log())
        shutil.rmtree(conf.supybot.directories.conf())
        shutil.rmtree(conf.supybot.directories.data())
    runner.run(suite)

    if hasattr(unittest, 'asserts'):
        print 'Total asserts: %s' % unittest.asserts

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