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annotate roundup/test/memorydb.py @ 6937:b1130680d4ed

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flake8 fixes
author John Rouillard <rouilj@ieee.org>
date Thu, 08 Sep 2022 14:06:22 -0400
parents 2ce855803633
children 506c86823abb
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1 '''Implement an in-memory hyperdb for testing purposes.
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2 '''
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3
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4 import shutil
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5 import os
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6 import time
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7
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8 from roundup import date
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9 from roundup import hyperdb
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10 from roundup import roundupdb
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11 from roundup import security
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12 from roundup import password
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13 from roundup import configuration
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14 from roundup.backends import back_anydbm
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15 from roundup.backends import indexer_dbm
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16 from roundup.backends import sessions_dbm
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17 from roundup.backends import indexer_common
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18 from roundup.support import ensureParentsExist
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19 from roundup.anypy.strings import s2b
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20 from roundup.test.tx_Source_detector import init as tx_Source_init
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21
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22 default_prefix = '../../share/roundup/templates/classic'
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23
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24
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25 def new_config(debug=False, prefix=default_prefix):
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26 if not prefix.startswith('/'):
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27 prefix = os.path.join(os.path.dirname(__file__), prefix)
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28 config = configuration.CoreConfig()
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29 config.detectors = configuration.UserConfig(
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30 os.path.join(prefix, "detectors/config.ini"))
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31 config.ext = configuration.UserConfig(
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32 os.path.join(prefix, "extensions/config.ini"))
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33 config.DATABASE = "db"
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34 # config.logging = MockNull()
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35 # these TRACKER_WEB and MAIL_DOMAIN values are used in mailgw tests
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36 if debug:
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37 config.LOGGING_LEVEL = "DEBUG"
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38 config.MAIL_DOMAIN = "your.tracker.email.domain.example"
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39 config.TRACKER_WEB = "http://tracker.example/cgi-bin/roundup.cgi/bugs/"
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40 return config
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41
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42
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43 def create(journaltag, create=True, debug=False, prefix=default_prefix):
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44 # "Nuke" in-memory db
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45 db_nuke('')
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46
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47 db = Database(new_config(debug), journaltag)
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48
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49 # load standard schema
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50 if not prefix.startswith('/'):
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51 prefix = os.path.join(os.path.dirname(__file__), prefix)
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52
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53 schema = os.path.join(prefix, 'schema.py')
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54 vars = hyperdb.__dict__
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55 vars['Class'] = Class
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56 vars['FileClass'] = FileClass
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57 vars['IssueClass'] = IssueClass
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58 vars['db'] = db
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59 fd = open(schema)
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60 exec(compile(fd.read(), schema, 'exec'), vars)
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61 fd.close()
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62
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63 initial_data = os.path.join(prefix, 'initial_data.py')
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64 vars = dict(db=db, admin_email='admin@test.com',
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65 adminpw=password.Password('sekrit'))
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66 fd = open(initial_data)
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67 exec(compile(fd.read(), initial_data, 'exec'), vars)
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68 fd.close()
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69
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70 # load standard detectors
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71 dirname = os.path.join(prefix, 'detectors')
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72 for fn in os.listdir(dirname):
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73 if not fn.endswith('.py'): continue # noqa: E701
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74 vars = {}
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75 with open(os.path.join(dirname, fn)) as fd:
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76 exec(compile(fd.read(),
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77 os.path.join(dirname, fn), 'exec'), vars)
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78 vars['init'](db)
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79
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80 tx_Source_init(db)
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81
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82 '''
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83 status = Class(db, "status", name=String())
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84 status.setkey("name")
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85 priority = Class(db, "priority", name=String(), order=String())
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86 priority.setkey("name")
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87 keyword = Class(db, "keyword", name=String(), order=String())
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88 keyword.setkey("name")
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89 user = Class(db, "user", username=String(), password=Password(),
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90 assignable=Boolean(), age=Number(), roles=String(), address=String(),
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91 supervisor=Link('user'),realname=String(),alternate_addresses=String())
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92 user.setkey("username")
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93 file = FileClass(db, "file", name=String(), type=String(),
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94 comment=String(indexme="yes"), fooz=Password())
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95 file_nidx = FileClass(db, "file_nidx", content=String(indexme='no'))
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96 issue = IssueClass(db, "issue", title=String(indexme="yes"),
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97 status=Link("status"), nosy=Multilink("user"), deadline=Date(),
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98 foo=Interval(), files=Multilink("file"), assignedto=Link('user'),
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99 priority=Link('priority'), spam=Multilink('msg'),
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100 feedback=Link('msg'))
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101 stuff = Class(db, "stuff", stuff=String())
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102 session = Class(db, 'session', title=String())
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103 msg = FileClass(db, "msg", date=Date(),
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104 author=Link("user", do_journal='no'),
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105 files=Multilink('file'), inreplyto=String(),
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106 messageid=String(), summary=String(),
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107 content=String(),
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108 recipients=Multilink("user", do_journal='no')
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109 )
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110 '''
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111 if create:
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112 db.user.create(username="fred", roles='User',
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113 password=password.Password('sekrit'),
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114 address='fred@example.com')
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115
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116 db.security.addPermissionToRole('User', 'Email Access')
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117 '''
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118 db.security.addPermission(name='Register', klass='user')
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119 db.security.addPermissionToRole('User', 'Web Access')
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120 db.security.addPermissionToRole('Anonymous', 'Email Access')
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121 db.security.addPermissionToRole('Anonymous', 'Register', 'user')
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122 for cl in 'issue', 'file', 'msg', 'keyword':
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123 db.security.addPermissionToRole('User', 'View', cl)
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124 db.security.addPermissionToRole('User', 'Edit', cl)
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125 db.security.addPermissionToRole('User', 'Create', cl)
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126 for cl in 'priority', 'status':
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127 db.security.addPermissionToRole('User', 'View', cl)
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128 '''
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129 return db
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130
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131
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132 class cldb(dict):
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133 def __init__(self, **values):
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134 super(cldb, self).__init__()
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135 for key, value in values.items():
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136 super(cldb, self).__setitem__(s2b(key), value)
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137
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138 def __getitem__(self, key):
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139 return super(cldb, self).__getitem__(s2b(key))
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140
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141 def __setitem__(self, key, value):
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142 return super(cldb, self).__setitem__(s2b(key), value)
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143
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144 def __delitem__(self, key):
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145 return super(cldb, self).__delitem__(s2b(key))
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146
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147 def __contains__(self, key):
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148 return super(cldb, self).__contains__(s2b(key))
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149
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150 def close(self):
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151 pass
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152
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153
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154 class BasicDatabase(dict):
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155 ''' Provide a nice encapsulation of an anydbm store.
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156
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157 Keys are id strings, values are automatically marshalled data.
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158 '''
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159 def __init__(self, **values):
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160 super(BasicDatabase, self).__init__()
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161 for k, v in values.items():
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162 super(BasicDatabase, self).__setitem__(s2b(k), v)
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163
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164 def __getitem__(self, key):
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165 if key not in self:
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166 d = self[key] = {}
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167 return d
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168 return super(BasicDatabase, self).__getitem__(s2b(key))
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169
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170 def __setitem__(self, key, value):
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171 return super(BasicDatabase, self).__setitem__(s2b(key), value)
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172
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173 def __delitem__(self, key):
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174 return super(BasicDatabase, self).__delitem__(s2b(key))
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175
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176 def __contains__(self, key):
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177 return super(BasicDatabase, self).__contains__(s2b(key))
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178
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179 def exists(self, infoid):
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180 return infoid in self
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181 _marker = []
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182
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183 def get(self, infoid, value, default=_marker):
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184 if infoid not in self:
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185 if default is self._marker:
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186 raise KeyError
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187 else:
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188 return default
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189 return self[infoid].get(value, default)
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190
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191 def getall(self, infoid):
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192 if infoid not in self:
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193 raise KeyError(infoid)
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194 return self[infoid]
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195
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196 def set(self, infoid, **newvalues):
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197 if '__timestamp' in newvalues:
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198 try:
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199 float(newvalues['__timestamp'])
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200 except ValueError:
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201 if infoid in self:
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202 del(newvalues['__timestamp'])
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203 else:
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204 newvalues['__timestamp'] = time.time()
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205 self[infoid].update(newvalues)
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206
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207 def list(self):
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208 return list(self.keys())
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209
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210 def destroy(self, infoid):
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211 del self[infoid]
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212
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213 def commit(self):
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214 pass
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215
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216 def close(self):
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217 pass
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218
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219 def updateTimestamp(self, sessid):
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220 sess = self.get(sessid, '__timestamp', None)
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221 now = time.time()
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222 if sess is None or now > sess + 60:
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223 self.set(sessid, __timestamp=now)
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224
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225 def clean(self):
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226 pass
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227
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228
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229 class Sessions(BasicDatabase, sessions_dbm.Sessions):
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230 name = 'sessions'
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231
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232
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233 class OneTimeKeys(BasicDatabase, sessions_dbm.OneTimeKeys):
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234 name = 'otks'
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235
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236
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237 class Indexer(indexer_dbm.Indexer):
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238 def __init__(self, db):
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239 indexer_common.Indexer.__init__(self, db)
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240 self.reindex = 0
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241 self.quiet = 9
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242 self.changed = 0
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243
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244 def load_index(self, reload=0, wordlist=None):
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245 # Unless reload is indicated, do not load twice
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246 if self.index_loaded() and not reload:
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247 return 0
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248 self.words = {}
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249 self.files = {'_TOP': (0, None)}
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250 self.fileids = {}
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251 self.changed = 0
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252
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253 def save_index(self):
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254 pass
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255
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256 def force_reindex(self):
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257 # TODO I'm concerned that force_reindex may not be tested by
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258 # testForcedReindexing if the functionality can just be removed
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259 pass
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260
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261
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262 class Database(back_anydbm.Database):
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263 """A database for storing records containing flexible data types.
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264
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265 Transaction stuff TODO:
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266
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267 - check the timestamp of the class file and nuke the cache if it's
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268 modified. Do some sort of conflict checking on the dirty stuff.
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269 - perhaps detect write collisions (related to above)?
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270 """
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271
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272 dbtype = "memorydb"
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273
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274 # Make it a little more persistent across re-open
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275 memdb = {}
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276
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277 def __init__(self, config, journaltag=None):
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278 self.config, self.journaltag = config, journaltag
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279 self.classes = {}
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280 self.files = {}
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diff changeset
281 self.tx_files = {}
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282 self.security = security.Security(self)
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283 self.stats = {'cache_hits': 0, 'cache_misses': 0, 'get_items': 0,
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284 'filtering': 0}
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285 self.sessions = Sessions()
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286 self.otks = OneTimeKeys()
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287 self.indexer = Indexer(self)
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diff changeset
288 roundupdb.Database.__init__(self)
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289
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290 # anydbm bits
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291 self.cache = {} # cache of nodes loaded or created
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292 self.dirtynodes = {} # keep track of the dirty nodes by class
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293 self.newnodes = {} # keep track of the new nodes by class
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294 self.destroyednodes = {} # keep track of the destroyed nodes by class
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295 self.transactions = []
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296 self.tx_Source = None
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297 # persistence across re-open
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298 self.items = self.__class__.memdb.get('items', {})
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299 self.ids = self.__class__.memdb.get('ids', {})
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300 self.journals = self.__class__.memdb.get('journals', {})
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301
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302 def filename(self, classname, nodeid, property=None, create=0):
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303 shutil.copyfile(__file__, __file__+'.dummy')
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304 return __file__+'.dummy'
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305
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306 def filesize(self, classname, nodeid, property=None, create=0):
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307 return len(self.getfile(classname, nodeid, property))
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308
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309 def post_init(self):
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310 super(Database, self).post_init()
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311
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312 def refresh_database(self):
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313 pass
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314
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315 def getSessionManager(self):
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316 return self.sessions
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317
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318 def getOTKManager(self):
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319 return self.otks
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320
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321 def reindex(self, classname=None, show_progress=False):
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322 pass
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323
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324 def __repr__(self):
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325 return '<memorydb instance at %x>' % id(self)
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326
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327 def storefile(self, classname, nodeid, property, content):
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328 if isinstance(content, str):
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329 content = s2b(content)
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330 self.tx_files[classname, nodeid, property] = content
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331 self.transactions.append((self.doStoreFile, (classname, nodeid,
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332 property)))
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333
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334 def getfile(self, classname, nodeid, property):
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335 if (classname, nodeid, property) in self.tx_files:
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336 return self.tx_files[classname, nodeid, property]
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337 return self.files[classname, nodeid, property]
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338
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339 def doStoreFile(self, classname, nodeid, property, **databases):
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340 self.files[classname, nodeid, property] = self.tx_files[classname, nodeid, property]
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341 return (classname, nodeid)
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342
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343 def rollbackStoreFile(self, classname, nodeid, property, **databases):
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344 del self.tx_files[classname, nodeid, property]
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345
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346 def numfiles(self):
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347 return len(self.files) + len(self.tx_files)
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348
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349 def close(self):
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350 self.clearCache()
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351 self.tx_files = {}
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352 # kill the schema too
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353 self.classes = {}
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354 # just keep the .items
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355 # persistence across re-open
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356 self.__class__.memdb['items'] = self.items
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357 self.__class__.memdb['ids'] = self.ids
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358 self.__class__.memdb['journals'] = self.journals
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359
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360 #
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361 # Classes
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362 #
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363 def __getattr__(self, classname):
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364 """A convenient way of calling self.getclass(classname)."""
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365 if classname in self.classes:
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366 return self.classes[classname]
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367 raise AttributeError(classname)
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368
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369 def addclass(self, cl):
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370 cn = cl.classname
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371 if cn in self.classes:
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372 raise ValueError('Class "%s" already defined.' % cn)
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373 self.classes[cn] = cl
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374 if cn not in self.items:
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375 self.items[cn] = cldb()
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376 self.ids[cn] = 0
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377
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378 # add default Edit and View permissions
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379 self.security.addPermission(name="Create", klass=cn,
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380 description="User is allowed to create " +
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381 cn)
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382 self.security.addPermission(name="Edit", klass=cn,
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383 description="User is allowed to edit " +
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384 cn)
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385 self.security.addPermission(name="View", klass=cn,
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386 description="User is allowed to access " +
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387 cn)
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388
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389 def getclasses(self):
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390 """Return a list of the names of all existing classes."""
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391 return sorted(self.classes.keys())
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392
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393 def getclass(self, classname):
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394 """Get the Class object representing a particular class.
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395
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diff changeset
396 If 'classname' is not a valid class name, a KeyError is raised.
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397 """
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398 try:
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399 return self.classes[classname]
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400 except KeyError:
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401 raise KeyError('There is no class called "%s"' % classname)
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402
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403 #
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404 # Class DBs
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405 #
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406 def clear(self):
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407 self.items = {}
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408
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409 def getclassdb(self, classname, mode='r'):
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410 """ grab a connection to the class db that will be used for
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411 multiple actions
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412 """
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413 return self.items[classname]
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414
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415 def getCachedJournalDB(self, classname):
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416 return self.journals.setdefault(classname, {})
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417
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418 #
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419 # Node IDs
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420 #
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421 def newid(self, classname):
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422 self.ids[classname] += 1
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423 return str(self.ids[classname])
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424
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425 def setid(self, classname, id):
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426 self.ids[classname] = int(id)
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427
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428 #
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429 # Journal
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430 #
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431 def doSaveJournal(self, classname, nodeid, action, params, creator,
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432 creation):
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433 if creator is None:
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434 creator = self.getuid()
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435 if creation is None:
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parents:
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436 creation = date.Date()
6937
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John Rouillard <rouilj@ieee.org>
parents: 6828
diff changeset
437 self.journals.setdefault(classname, {}).setdefault(
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parents: 6828
diff changeset
438 nodeid, []).append((nodeid, creation, creator, action, params))
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parents:
diff changeset
439
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diff changeset
440 def doSetJournal(self, classname, nodeid, journal):
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parents:
diff changeset
441 self.journals.setdefault(classname, {})[nodeid] = journal
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parents:
diff changeset
442
94c992852f12 add in-memory hyperdb implementation to speed up testing
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parents:
diff changeset
443 def getjournal(self, classname, nodeid):
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diff changeset
444 # our journal result
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diff changeset
445 res = []
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diff changeset
446
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parents: 4347
diff changeset
447 # add any journal entries for transactions not committed to the
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parents: 4347
diff changeset
448 # database
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parents: 4347
diff changeset
449 for method, args in self.transactions:
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parents: 4347
diff changeset
450 if method != self.doSaveJournal:
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parents: 4347
diff changeset
451 continue
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parents: 4347
diff changeset
452 (cache_classname, cache_nodeid, cache_action, cache_params,
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parents: 4347
diff changeset
453 cache_creator, cache_creation) = args
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parents: 4347
diff changeset
454 if cache_classname == classname and cache_nodeid == nodeid:
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parents: 4347
diff changeset
455 if not cache_creator:
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parents: 4347
diff changeset
456 cache_creator = self.getuid()
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parents: 4347
diff changeset
457 if not cache_creation:
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parents: 4347
diff changeset
458 cache_creation = date.Date()
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parents: 4347
diff changeset
459 res.append((cache_nodeid, cache_creation, cache_creator,
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parents: 6828
diff changeset
460 cache_action, cache_params))
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parents: 4347
diff changeset
461 try:
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diff changeset
462 res += self.journals.get(classname, {})[nodeid]
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diff changeset
463 except KeyError:
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parents: 6828
diff changeset
464 if res: return res # noqa: E701
5378
35ea9b1efc14 Python 3 preparation: "raise" syntax.
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parents: 5317
diff changeset
465 raise IndexError(nodeid)
4349
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diff changeset
466 return res
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parents:
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467
94c992852f12 add in-memory hyperdb implementation to speed up testing
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parents:
diff changeset
468 def pack(self, pack_before):
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diff changeset
469 """ Delete all journal entries except "create" before 'pack_before'.
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parents: 4347
diff changeset
470 """
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parents: 4347
diff changeset
471 pack_before = pack_before.serialise()
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parents: 4347
diff changeset
472 for classname in self.journals:
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diff changeset
473 db = self.journals[classname]
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parents: 4347
diff changeset
474 for key in db:
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parents: 4347
diff changeset
475 # get the journal for this db entry
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John Rouillard <rouilj@ieee.org>
parents: 6828
diff changeset
476 kept_journals = []
4349
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parents: 4347
diff changeset
477 for entry in db[key]:
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diff changeset
478 # unpack the entry
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parents: 4347
diff changeset
479 (nodeid, date_stamp, self.journaltag, action,
6937
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parents: 6828
diff changeset
480 params) = entry
4349
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parents: 4347
diff changeset
481 date_stamp = date_stamp.serialise()
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parents: 4347
diff changeset
482 # if the entry is after the pack date, _or_ the initial
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parents: 4347
diff changeset
483 # create entry, then it stays
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parents: 4347
diff changeset
484 if date_stamp > pack_before or action == 'create':
6937
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John Rouillard <rouilj@ieee.org>
parents: 6828
diff changeset
485 kept_journals.append(entry)
b1130680d4ed flake8 fixes
John Rouillard <rouilj@ieee.org>
parents: 6828
diff changeset
486 db[key] = kept_journals
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parents: 6828
diff changeset
487
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parents:
diff changeset
488
94c992852f12 add in-memory hyperdb implementation to speed up testing
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parents:
diff changeset
489 class Class(back_anydbm.Class):
4349
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diff changeset
490 pass
4342
94c992852f12 add in-memory hyperdb implementation to speed up testing
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parents:
diff changeset
491
6937
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diff changeset
492
4349
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diff changeset
493 class FileClass(back_anydbm.FileClass):
4342
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parents:
diff changeset
494 def __init__(self, db, classname, **properties):
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parents: 5378
diff changeset
495 if 'content' not in properties:
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diff changeset
496 properties['content'] = hyperdb.String(indexme='yes')
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0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
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diff changeset
497 if 'type' not in properties:
4342
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parents:
diff changeset
498 properties['type'] = hyperdb.String()
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parents:
diff changeset
499 back_anydbm.Class.__init__(self, db, classname, **properties)
94c992852f12 add in-memory hyperdb implementation to speed up testing
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parents:
diff changeset
500
4349
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diff changeset
501 def export_files(self, dirname, nodeid):
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parents: 4347
diff changeset
502 dest = self.exportFilename(dirname, nodeid)
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parents: 4347
diff changeset
503 ensureParentsExist(dest)
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diff changeset
504 f = open(dest, 'wb')
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parents: 4347
diff changeset
505 f.write(self.db.files[self.classname, nodeid, None])
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parents: 4347
diff changeset
506 f.close()
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parents: 4347
diff changeset
507
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parents: 4347
diff changeset
508 def import_files(self, dirname, nodeid):
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parents: 4347
diff changeset
509 source = self.exportFilename(dirname, nodeid)
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parents: 4347
diff changeset
510 f = open(source, 'rb')
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parents: 4347
diff changeset
511 self.db.files[self.classname, nodeid, None] = f.read()
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parents: 4347
diff changeset
512 f.close()
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diff changeset
513 mime_type = None
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parents: 4347
diff changeset
514 props = self.getprops()
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
515 if 'type' in props:
4349
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diff changeset
516 mime_type = self.get(nodeid, 'type')
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parents: 4347
diff changeset
517 if not mime_type:
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parents: 4347
diff changeset
518 mime_type = self.default_mime_type
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parents: 4347
diff changeset
519 if props['content'].indexme:
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parents: 4347
diff changeset
520 self.db.indexer.add_text((self.classname, nodeid, 'content'),
6937
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John Rouillard <rouilj@ieee.org>
parents: 6828
diff changeset
521 self.get(nodeid, 'content'), mime_type)
b1130680d4ed flake8 fixes
John Rouillard <rouilj@ieee.org>
parents: 6828
diff changeset
522
4342
94c992852f12 add in-memory hyperdb implementation to speed up testing
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parents:
diff changeset
523
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
524 # deviation from spec - was called ItemClass
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
525 class IssueClass(Class, roundupdb.IssueClass):
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
526 # Overridden methods:
94c992852f12 add in-memory hyperdb implementation to speed up testing
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parents:
diff changeset
527 def __init__(self, db, classname, **properties):
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
528 """The newly-created class automatically includes the "messages",
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
529 "files", "nosy", and "superseder" properties. If the 'properties'
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
530 dictionary attempts to specify any of these properties or a
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
531 "creation" or "activity" property, a ValueError is raised.
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
532 """
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
533 if 'title' not in properties:
4342
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
534 properties['title'] = hyperdb.String(indexme='yes')
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
535 if 'messages' not in properties:
4342
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
536 properties['messages'] = hyperdb.Multilink("msg")
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
537 if 'files' not in properties:
4342
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
538 properties['files'] = hyperdb.Multilink("file")
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
539 if 'nosy' not in properties:
4342
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
540 # note: journalling is turned off as it really just wastes
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
541 # space. this behaviour may be overridden in an instance
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
542 properties['nosy'] = hyperdb.Multilink("user", do_journal="no")
5381
0942fe89e82e Python 3 preparation: change "x.has_key(y)" to "y in x".
Joseph Myers <jsm@polyomino.org.uk>
parents: 5378
diff changeset
543 if 'superseder' not in properties:
4342
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
544 properties['superseder'] = hyperdb.Multilink(classname)
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
545 Class.__init__(self, db, classname, **properties)
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
546
6365
7f00fc5958ca Make memorydb persistent across re-open
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
547 # Methods to check for existence and nuke the db
7f00fc5958ca Make memorydb persistent across re-open
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
548 # We don't support multiple named databases
7f00fc5958ca Make memorydb persistent across re-open
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
549
6937
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John Rouillard <rouilj@ieee.org>
parents: 6828
diff changeset
550
6365
7f00fc5958ca Make memorydb persistent across re-open
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
551 def db_exists(name):
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Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
552 return bool(Database.memdb)
7f00fc5958ca Make memorydb persistent across re-open
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
553
6937
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John Rouillard <rouilj@ieee.org>
parents: 6828
diff changeset
554
6365
7f00fc5958ca Make memorydb persistent across re-open
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
555 def db_nuke(name):
7f00fc5958ca Make memorydb persistent across re-open
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
556 Database.memdb = {}
7f00fc5958ca Make memorydb persistent across re-open
Ralf Schlatterbeck <rsc@runtux.com>
parents: 6361
diff changeset
557
4342
94c992852f12 add in-memory hyperdb implementation to speed up testing
Richard Jones <richard@users.sourceforge.net>
parents:
diff changeset
558 # vim: set et sts=4 sw=4 :
Roundup Issue Tracker: http://roundup-tracker.org/