def __apply_single_override(self, dest, name, value):
"""
Apply single override
:type name: str
:type value: str
"""
self.log.debug("Applying %s=%s", name, value)
parts = [(int(x) if is_int(x) else x) for x in name.split(".")]
pointer = dest
for index, part in enumerate(parts[:-1]):
self.__ensure_list_capacity(pointer, part, parts[index + 1])
if isinstance(part, integer_types):
if part < 0:
if isinstance(parts[index + 1], integer_types):
pointer.append([])
else:
pointer.append(BetterDict())
pointer = pointer[-1]
else:
pointer = pointer[part]
elif isinstance(parts[index + 1], integer_types) and isinstance(
pointer, dict):
pointer = pointer.get(part, [], force_set=True)
else:
pointer = pointer.get(part, force_set=True)
self.__ensure_list_capacity(pointer, parts[-1])
self.log.debug("Applying: [%s]=%s", parts[-1], value)
if isinstance(parts[-1], string_types) and parts[-1][0] == '^':
item = parts[-1][1:]
if isinstance(pointer, list):
item = int(item)
if -len(pointer) <= item < len(pointer):
del pointer[item]
else:
self.log.debug("No value to delete: %s", item)
elif isinstance(pointer, dict):
if item in pointer:
del pointer[item]
else:
self.log.debug("No value to delete: %s", item)
else:
raise ValueError(
"Cannot handle override %s in non-iterable type %s" %
(item, pointer))
else:
parsed_value = self.__parse_override_value(value)
self.log.debug("Parsed override value: %r -> %r (%s)", value,
parsed_value, type(parsed_value))
if isinstance(parsed_value, dict):
parsed_value = BetterDict.from_dict(parsed_value)
if isinstance(pointer, list) and parts[-1] < 0:
pointer.append(parsed_value)
else:
pointer[parts[-1]] = parsed_value
def get_scenario(self, name=None, cache_scenario=True):
"""
Returns scenario dict, extract if scenario is inlined
:return: DictOfDicts
"""
if name is None and self.__scenario is not None:
return self.__scenario
scenarios = self.engine.config.get("scenarios", force_set=True)
if name is None: # get current scenario
exc = TaurusConfigError("Scenario is not found in execution: %s" % self.execution)
label = self.execution.get('scenario', exc)
is_script = isinstance(label, string_types) and label not in scenarios and \
os.path.exists(self.engine.find_file(label))
if isinstance(label, list):
msg = "Invalid content of scenario, list type instead of dict or string: %s"
raise TaurusConfigError(msg % label)
if isinstance(label, dict) or is_script:
self.log.debug("Extract %s into scenarios" % label)
if isinstance(label, string_types):
scenario = BetterDict.from_dict({Scenario.SCRIPT: label})
else:
scenario = label
path = self.get_script_path(scenario=Scenario(self.engine, scenario))
if path:
label = os.path.basename(path)
if not path or label in scenarios:
hash_str = str(hashlib.md5(to_json(scenario).encode()).hexdigest())
label = 'autogenerated_' + hash_str[-10:]
scenarios[label] = scenario
self.execution['scenario'] = label
self.label = label
else: # get scenario by name
label = name
exc = TaurusConfigError("Scenario '%s' not found in scenarios: %s" % (label, scenarios.keys()))
scenario = scenarios.get(label, exc)
scenario_obj = Scenario(self.engine, scenario)
if name is None and cache_scenario:
self.__scenario = scenario_obj
return scenario_obj