def translator_singleton(self, fixture):
"""Only one SystemwideTranslator is ever present per process."""
SystemWideTranslator.instance = None # To "reset" the singleton, else its __init__ will NEVER be called in this test
with InitMonitor(SystemWideTranslator) as monitor:
_ = Translator('reahl-component')
_2 = Translator('reahl-component')
_('test string')
_.ngettext('thing', 'things', 1)
_.ngettext('thing', 'things', 2)
_2('test string')
vassert(monitor.times_called == 1)
def test_init_monitor(self):
"""An InitMonitor can monitor calls to __init__."""
class SomethingElse(object):
def __init__(self):
self.initialised = True
original_method = SomethingElse.__init__
with InitMonitor(SomethingElse) as monitor:
s = SomethingElse()
assert isinstance(s, SomethingElse)
assert s.initialised == True
assert SomethingElse.__init__ == original_method
assert monitor.times_called == 1
assert monitor.calls[0].args == ()
assert monitor.calls[0].return_value is s
def test_translator_singleton():
"""Only one SystemWideCatalogue is ever present per process."""
SystemWideCatalogue.instance = None # To "reset" the singleton, else its __init__ will NEVER be called in this test
with InitMonitor(SystemWideCatalogue) as monitor:
_ = Catalogue('reahl-component')
_2 = Catalogue('reahl-component')
context = LocaleContextStub().install()
_('test string')
_.ngettext('thing', 'things', 1)
_.ngettext('thing', 'things', 2)
_2('test string')
assert monitor.times_called == 1