diff options
Diffstat (limited to 'libbe/settings_object.py')
| -rw-r--r-- | libbe/settings_object.py | 392 |
1 files changed, 206 insertions, 186 deletions
diff --git a/libbe/settings_object.py b/libbe/settings_object.py index 7efda5b..6a00ba9 100644 --- a/libbe/settings_object.py +++ b/libbe/settings_object.py @@ -23,13 +23,14 @@ property storage useful for BE objects with saved properties unittests at the end of the module. """ -import doctest -import unittest - +import libbe from properties import Property, doc_property, local_property, \ defaulting_property, checked_property, fn_checked_property, \ cached_property, primed_property, change_hook_property, \ settings_property +if libbe.TESTING == True: + import doctest + import unittest class _Token (object): @@ -228,186 +229,205 @@ class SavedSettingsObject(object): self.clear_cached_setting(setting) -class SavedSettingsObjectTests(unittest.TestCase): - def testSimpleProperty(self): - """Testing a minimal versioned property""" - class Test(SavedSettingsObject): - settings_properties = [] - required_saved_properties = [] - @versioned_property(name="Content-type", - doc="A test property", - settings_properties=settings_properties, - required_saved_properties=required_saved_properties) - def content_type(): return {} - def __init__(self): - SavedSettingsObject.__init__(self) - t = Test() - # access missing setting - self.failUnless(t._settings_loaded == False, t._settings_loaded) - self.failUnless(len(t.settings) == 0, len(t.settings)) - self.failUnless(t.content_type == None, t.content_type) - # accessing t.content_type triggers the priming, which runs - # t._setup_saved_settings, which fills out t.settings with - # EMPTY data. t._settings_loaded is still false though, since - # the default priming does not do any of the `official' loading - # that occurs in t.load_settings. - self.failUnless(len(t.settings) == 1, len(t.settings)) - self.failUnless(t.settings["Content-type"] == EMPTY, - t.settings["Content-type"]) - self.failUnless(t._settings_loaded == False, t._settings_loaded) - # load settings creates an EMPTY value in the settings array - t.load_settings() - self.failUnless(t._settings_loaded == True, t._settings_loaded) - self.failUnless(t.settings["Content-type"] == EMPTY, - t.settings["Content-type"]) - self.failUnless(t.content_type == None, t.content_type) - self.failUnless(len(t.settings) == 1, len(t.settings)) - self.failUnless(t.settings["Content-type"] == EMPTY, - t.settings["Content-type"]) - # now we set a value - t.content_type = 5 - self.failUnless(t.settings["Content-type"] == 5, - t.settings["Content-type"]) - self.failUnless(t.content_type == 5, t.content_type) - self.failUnless(t.settings["Content-type"] == 5, - t.settings["Content-type"]) - # now we set another value - t.content_type = "text/plain" - self.failUnless(t.content_type == "text/plain", t.content_type) - self.failUnless(t.settings["Content-type"] == "text/plain", - t.settings["Content-type"]) - self.failUnless(t._get_saved_settings()=={"Content-type":"text/plain"}, - t._get_saved_settings()) - # now we clear to the post-primed value - t.content_type = EMPTY - self.failUnless(t._settings_loaded == True, t._settings_loaded) - self.failUnless(t.settings["Content-type"] == EMPTY, - t.settings["Content-type"]) - self.failUnless(t.content_type == None, t.content_type) - self.failUnless(len(t.settings) == 1, len(t.settings)) - self.failUnless(t.settings["Content-type"] == EMPTY, - t.settings["Content-type"]) - def testDefaultingProperty(self): - """Testing a defaulting versioned property""" - class Test(SavedSettingsObject): - settings_properties = [] - required_saved_properties = [] - @versioned_property(name="Content-type", - doc="A test property", - default="text/plain", - settings_properties=settings_properties, - required_saved_properties=required_saved_properties) - def content_type(): return {} - def __init__(self): - SavedSettingsObject.__init__(self) - t = Test() - self.failUnless(t._settings_loaded == False, t._settings_loaded) - self.failUnless(t.content_type == "text/plain", t.content_type) - self.failUnless(t._settings_loaded == False, t._settings_loaded) - t.load_settings() - self.failUnless(t._settings_loaded == True, t._settings_loaded) - self.failUnless(t.content_type == "text/plain", t.content_type) - self.failUnless(t.settings["Content-type"] == EMPTY, - t.settings["Content-type"]) - self.failUnless(t._get_saved_settings() == {}, t._get_saved_settings()) - t.content_type = "text/html" - self.failUnless(t.content_type == "text/html", - t.content_type) - self.failUnless(t.settings["Content-type"] == "text/html", - t.settings["Content-type"]) - self.failUnless(t._get_saved_settings()=={"Content-type":"text/html"}, - t._get_saved_settings()) - def testRequiredDefaultingProperty(self): - """Testing a required defaulting versioned property""" - class Test(SavedSettingsObject): - settings_properties = [] - required_saved_properties = [] - @versioned_property(name="Content-type", - doc="A test property", - default="text/plain", - settings_properties=settings_properties, - required_saved_properties=required_saved_properties, - require_save=True) - def content_type(): return {} - def __init__(self): - SavedSettingsObject.__init__(self) - t = Test() - self.failUnless(t._get_saved_settings()=={"Content-type":"text/plain"}, - t._get_saved_settings()) - t.content_type = "text/html" - self.failUnless(t._get_saved_settings()=={"Content-type":"text/html"}, - t._get_saved_settings()) - def testClassVersionedPropertyDefinition(self): - """Testing a class-specific _versioned property decorator""" - class Test(SavedSettingsObject): - settings_properties = [] - required_saved_properties = [] - def _versioned_property(settings_properties=settings_properties, - required_saved_properties=required_saved_properties, - **kwargs): - if "settings_properties" not in kwargs: - kwargs["settings_properties"] = settings_properties - if "required_saved_properties" not in kwargs: - kwargs["required_saved_properties"]=required_saved_properties - return versioned_property(**kwargs) - @_versioned_property(name="Content-type", - doc="A test property", - default="text/plain", - require_save=True) - def content_type(): return {} - def __init__(self): - SavedSettingsObject.__init__(self) - t = Test() - self.failUnless(t._get_saved_settings()=={"Content-type":"text/plain"}, - t._get_saved_settings()) - t.content_type = "text/html" - self.failUnless(t._get_saved_settings()=={"Content-type":"text/html"}, - t._get_saved_settings()) - def testMutableChangeHookedProperty(self): - """Testing a mutable change-hooked property""" - SAVES = [] - def prop_log_save_settings(self, old, new, saves=SAVES): - saves.append("'%s' -> '%s'" % (str(old), str(new))) - prop_save_settings(self, old, new) - class Test(SavedSettingsObject): - settings_properties = [] - required_saved_properties = [] - @versioned_property(name="List-type", - doc="A test property", - mutable=True, - change_hook=prop_log_save_settings, - settings_properties=settings_properties, - required_saved_properties=required_saved_properties) - def list_type(): return {} - def __init__(self): - SavedSettingsObject.__init__(self) - t = Test() - self.failUnless(t._settings_loaded == False, t._settings_loaded) - t.load_settings() - self.failUnless(SAVES == [], SAVES) - self.failUnless(t._settings_loaded == True, t._settings_loaded) - self.failUnless(t.list_type == None, t.list_type) - self.failUnless(SAVES == [], SAVES) - self.failUnless(t.settings["List-type"]==EMPTY,t.settings["List-type"]) - t.list_type = [] - self.failUnless(t.settings["List-type"] == [], t.settings["List-type"]) - self.failUnless(SAVES == [ - "'<class 'libbe.settings_object.EMPTY'>' -> '[]'" - ], SAVES) - t.list_type.append(5) - self.failUnless(SAVES == [ - "'<class 'libbe.settings_object.EMPTY'>' -> '[]'", - ], SAVES) - self.failUnless(t.settings["List-type"] == [5],t.settings["List-type"]) - self.failUnless(SAVES == [ # the append(5) has not yet been saved - "'<class 'libbe.settings_object.EMPTY'>' -> '[]'", - ], SAVES) - self.failUnless(t.list_type == [5], t.list_type) # <-get triggers saved - - self.failUnless(SAVES == [ # now the append(5) has been saved. - "'<class 'libbe.settings_object.EMPTY'>' -> '[]'", - "'[]' -> '[5]'" - ], SAVES) - -unitsuite=unittest.TestLoader().loadTestsFromTestCase(SavedSettingsObjectTests) -suite = unittest.TestSuite([unitsuite, doctest.DocTestSuite()]) +if libbe.TESTING == True: + class SavedSettingsObjectTests(unittest.TestCase): + def testSimpleProperty(self): + """Testing a minimal versioned property""" + class Test(SavedSettingsObject): + settings_properties = [] + required_saved_properties = [] + @versioned_property(name="Content-type", + doc="A test property", + settings_properties=settings_properties, + required_saved_properties= \ + required_saved_properties) + def content_type(): return {} + def __init__(self): + SavedSettingsObject.__init__(self) + t = Test() + # access missing setting + self.failUnless(t._settings_loaded == False, t._settings_loaded) + self.failUnless(len(t.settings) == 0, len(t.settings)) + self.failUnless(t.content_type == None, t.content_type) + # accessing t.content_type triggers the priming, which runs + # t._setup_saved_settings, which fills out t.settings with + # EMPTY data. t._settings_loaded is still false though, since + # the default priming does not do any of the `official' loading + # that occurs in t.load_settings. + self.failUnless(len(t.settings) == 1, len(t.settings)) + self.failUnless(t.settings["Content-type"] == EMPTY, + t.settings["Content-type"]) + self.failUnless(t._settings_loaded == False, t._settings_loaded) + # load settings creates an EMPTY value in the settings array + t.load_settings() + self.failUnless(t._settings_loaded == True, t._settings_loaded) + self.failUnless(t.settings["Content-type"] == EMPTY, + t.settings["Content-type"]) + self.failUnless(t.content_type == None, t.content_type) + self.failUnless(len(t.settings) == 1, len(t.settings)) + self.failUnless(t.settings["Content-type"] == EMPTY, + t.settings["Content-type"]) + # now we set a value + t.content_type = 5 + self.failUnless(t.settings["Content-type"] == 5, + t.settings["Content-type"]) + self.failUnless(t.content_type == 5, t.content_type) + self.failUnless(t.settings["Content-type"] == 5, + t.settings["Content-type"]) + # now we set another value + t.content_type = "text/plain" + self.failUnless(t.content_type == "text/plain", t.content_type) + self.failUnless(t.settings["Content-type"] == "text/plain", + t.settings["Content-type"]) + self.failUnless(t._get_saved_settings() == \ + {"Content-type":"text/plain"}, + t._get_saved_settings()) + # now we clear to the post-primed value + t.content_type = EMPTY + self.failUnless(t._settings_loaded == True, t._settings_loaded) + self.failUnless(t.settings["Content-type"] == EMPTY, + t.settings["Content-type"]) + self.failUnless(t.content_type == None, t.content_type) + self.failUnless(len(t.settings) == 1, len(t.settings)) + self.failUnless(t.settings["Content-type"] == EMPTY, + t.settings["Content-type"]) + def testDefaultingProperty(self): + """Testing a defaulting versioned property""" + class Test(SavedSettingsObject): + settings_properties = [] + required_saved_properties = [] + @versioned_property(name="Content-type", + doc="A test property", + default="text/plain", + settings_properties=settings_properties, + required_saved_properties= \ + required_saved_properties) + def content_type(): return {} + def __init__(self): + SavedSettingsObject.__init__(self) + t = Test() + self.failUnless(t._settings_loaded == False, t._settings_loaded) + self.failUnless(t.content_type == "text/plain", t.content_type) + self.failUnless(t._settings_loaded == False, t._settings_loaded) + t.load_settings() + self.failUnless(t._settings_loaded == True, t._settings_loaded) + self.failUnless(t.content_type == "text/plain", t.content_type) + self.failUnless(t.settings["Content-type"] == EMPTY, + t.settings["Content-type"]) + self.failUnless(t._get_saved_settings() == {}, + t._get_saved_settings()) + t.content_type = "text/html" + self.failUnless(t.content_type == "text/html", + t.content_type) + self.failUnless(t.settings["Content-type"] == "text/html", + t.settings["Content-type"]) + self.failUnless(t._get_saved_settings() == \ + {"Content-type":"text/html"}, + t._get_saved_settings()) + def testRequiredDefaultingProperty(self): + """Testing a required defaulting versioned property""" + class Test(SavedSettingsObject): + settings_properties = [] + required_saved_properties = [] + @versioned_property(name="Content-type", + doc="A test property", + default="text/plain", + settings_properties=settings_properties, + required_saved_properties= \ + required_saved_properties, + require_save=True) + def content_type(): return {} + def __init__(self): + SavedSettingsObject.__init__(self) + t = Test() + self.failUnless(t._get_saved_settings() == \ + {"Content-type":"text/plain"}, + t._get_saved_settings()) + t.content_type = "text/html" + self.failUnless(t._get_saved_settings() == \ + {"Content-type":"text/html"}, + t._get_saved_settings()) + def testClassVersionedPropertyDefinition(self): + """Testing a class-specific _versioned property decorator""" + class Test(SavedSettingsObject): + settings_properties = [] + required_saved_properties = [] + def _versioned_property(settings_properties= \ + settings_properties, + required_saved_properties= \ + required_saved_properties, + **kwargs): + if "settings_properties" not in kwargs: + kwargs["settings_properties"] = settings_properties + if "required_saved_properties" not in kwargs: + kwargs["required_saved_properties"] = \ + required_saved_properties + return versioned_property(**kwargs) + @_versioned_property(name="Content-type", + doc="A test property", + default="text/plain", + require_save=True) + def content_type(): return {} + def __init__(self): + SavedSettingsObject.__init__(self) + t = Test() + self.failUnless(t._get_saved_settings() == \ + {"Content-type":"text/plain"}, + t._get_saved_settings()) + t.content_type = "text/html" + self.failUnless(t._get_saved_settings() == \ + {"Content-type":"text/html"}, + t._get_saved_settings()) + def testMutableChangeHookedProperty(self): + """Testing a mutable change-hooked property""" + SAVES = [] + def prop_log_save_settings(self, old, new, saves=SAVES): + saves.append("'%s' -> '%s'" % (str(old), str(new))) + prop_save_settings(self, old, new) + class Test(SavedSettingsObject): + settings_properties = [] + required_saved_properties = [] + @versioned_property(name="List-type", + doc="A test property", + mutable=True, + change_hook=prop_log_save_settings, + settings_properties=settings_properties, + required_saved_properties= \ + required_saved_properties) + def list_type(): return {} + def __init__(self): + SavedSettingsObject.__init__(self) + t = Test() + self.failUnless(t._settings_loaded == False, t._settings_loaded) + t.load_settings() + self.failUnless(SAVES == [], SAVES) + self.failUnless(t._settings_loaded == True, t._settings_loaded) + self.failUnless(t.list_type == None, t.list_type) + self.failUnless(SAVES == [], SAVES) + self.failUnless(t.settings["List-type"]==EMPTY, + t.settings["List-type"]) + t.list_type = [] + self.failUnless(t.settings["List-type"] == [], + t.settings["List-type"]) + self.failUnless(SAVES == [ + "'<class 'libbe.settings_object.EMPTY'>' -> '[]'" + ], SAVES) + t.list_type.append(5) + self.failUnless(SAVES == [ + "'<class 'libbe.settings_object.EMPTY'>' -> '[]'", + ], SAVES) + self.failUnless(t.settings["List-type"] == [5], + t.settings["List-type"]) + self.failUnless(SAVES == [ # the append(5) has not yet been saved + "'<class 'libbe.settings_object.EMPTY'>' -> '[]'", + ], SAVES) + self.failUnless(t.list_type == [5], t.list_type)#get triggers saved + + self.failUnless(SAVES == [ # now the append(5) has been saved. + "'<class 'libbe.settings_object.EMPTY'>' -> '[]'", + "'[]' -> '[5]'" + ], SAVES) + + unitsuite = unittest.TestLoader().loadTestsFromTestCase( \ + SavedSettingsObjectTests) + suite = unittest.TestSuite([unitsuite, doctest.DocTestSuite()]) |