Files
httprunner/httprunner/v3/response.py
2020-04-23 21:53:03 +08:00

108 lines
3.6 KiB
Python

from typing import Dict, Text, Any, NoReturn
import jmespath
import requests
from loguru import logger
from httprunner.v3.exceptions import ValidationFailure
from httprunner.v3.parser import parse_data, parse_string_value, get_mapping_function
from httprunner.v3.schema import VariablesMapping, Validators, FunctionsMapping
from httprunner.v3.validator import uniform_validator
class ResponseObject(object):
def __init__(self, resp_obj: requests.Response):
""" initialize with a requests.Response object
Args:
resp_obj (instance): requests.Response instance
"""
self.resp_obj_meta = {
"status_code": resp_obj.status_code,
"headers": resp_obj.headers,
"body": resp_obj.json()
}
self.validation_results = {}
def extract(self, extractors: Dict[Text, Text]) -> Dict[Text, Any]:
if not extractors:
return {}
extract_mapping = {}
for key, field in extractors.items():
field_value = jmespath.search(field, self.resp_obj_meta)
extract_mapping[key] = field_value
logger.info(f"extract mapping: {extract_mapping}")
return extract_mapping
def validate(self,
validators: Validators,
variables_mapping: VariablesMapping = None,
functions_mapping: FunctionsMapping = None) -> NoReturn:
self.validation_results = {}
if not validators:
return
validate_pass = True
failures = []
for v in validators:
if "validate_extractor" not in self.validation_results:
self.validation_results["validate_extractor"] = []
u_validator = uniform_validator(v)
# check item
check_item = u_validator["check"]
check_value = jmespath.search(check_item, self.resp_obj_meta)
check_value = parse_string_value(check_value)
# comparator
assert_method = u_validator["assert"]
assert_func = get_mapping_function(assert_method, functions_mapping)
# expect item
expect_item = u_validator["expect"]
# parse expected value with config/teststep/extracted variables
expect_value = parse_data(expect_item, variables_mapping, functions_mapping)
validate_msg = f"assert {check_item} {assert_method} {expect_value}({type(expect_value).__name__})"
validator_dict = {
"comparator": assert_method,
"check": check_item,
"check_value": check_value,
"expect": expect_item,
"expect_value": expect_value
}
try:
assert_func(check_value, expect_value)
validate_msg += "\t==> pass"
logger.info(validate_msg)
validator_dict["check_result"] = "pass"
except AssertionError:
validate_pass = False
validator_dict["check_result"] = "fail"
validate_msg += "\t==> fail"
validate_msg += "\n{}({}) {} {}({})".format(
check_value,
type(check_value).__name__,
assert_method,
expect_value,
type(expect_value).__name__
)
logger.error(validate_msg)
failures.append(validate_msg)
self.validation_results["validate_extractor"].append(validator_dict)
if not validate_pass:
failures_string = "\n".join([failure for failure in failures])
raise ValidationFailure(failures_string)