def test_retrieving_non_existing_localized_names(self):
"""
When a non-existing localized name is requested, a warning must be
issued and the global name returned.
"""
bind = Bind("foo", String("hey"), es="fulano")
logging_fixture = LoggingHandlerFixture()
eq_(bind.get_localized_name("fr"), "foo")
# Checking for the the warning:
eq_(len(logging_fixture.handler.messages["warning"]), 1)
warning = logging_fixture.handler.messages["warning"][0]
eq_(
warning,
'Operand "hey" bound as "foo" doesn\'t have a name in fr; '
'using the global one')
# Undoing it:
logging_fixture.undo()
def test_parsing_with_undefined_grammar_but_available_translations(self):
"""
When an expression is written in an unsupported grammar, a parser
based on the generic grammar must be created and used.
The respective translated bindings must be used if available.
"""
log_handler = LoggingHandlerFixture()
mgr = EvaluableParseManager(self.symbol_table, Grammar())
# Castilian grammar is not supported:
parse_tree = mgr.parse(u"tráfico:peatones_cruzando_calle <= 3.0", "es")
expected_tree = EvaluableParseTree(
LessEqual(PedestriansCrossingRoad(), Number(3)))
eq_(parse_tree, expected_tree)
# Checking the log:
info = "Generated parser for unknown grammar 'es'"
ok_(info in log_handler.handler.messages['info'])
log_handler.undo()
def test_parsing_with_undefined_grammar_and_no_translated_bindings(self):
"""
When an expression is written in an unsupported grammar, a parser
based on the generic grammar must be created and used.
If there are no translated bindings, the default names must be used.
"""
log_handler = LoggingHandlerFixture()
mgr = EvaluableParseManager(self.symbol_table, Grammar())
# French grammar is not supported:
parse_tree = mgr.parse("traffic:pedestrians_crossing_road <= 3.0",
"fr")
expected_tree = EvaluableParseTree(
LessEqual(PedestriansCrossingRoad(), Number(3)))
eq_(parse_tree, expected_tree)
# Checking the log:
info = "Generated parser for unknown grammar 'fr'"
ok_(info in log_handler.handler.messages['info'])
log_handler.undo()
