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matrix-spec/api/check_examples.py

119 lines
3.7 KiB
Python

#! /usr/bin/env python
import sys
import json
import os
def import_error(module, package, debian, error):
sys.stderr.write((
"Error importing %(module)s: %(error)r\n"
"To install %(module)s run:\n"
" pip install %(package)s\n"
"or on Debian run:\n"
" sudo apt-get install python-%(debian)s\n"
) % locals())
if __name__ == '__main__':
sys.exit(1)
try:
import jsonschema
except ImportError as e:
import_error("jsonschema", "jsonschema", "jsonschema", e)
raise
try:
import yaml
except ImportError as e:
import_error("yaml", "PyYAML", "yaml", e)
raise
def check_parameter(filepath, request, parameter):
schema = parameter.get("schema")
example = None
try:
example_json = schema.get('example')
if example_json:
example = json.loads(example_json)
except Exception as e:
raise ValueError("Error parsing JSON example request for %r" % (
request
), e)
fileurl = "file://" + os.path.abspath(filepath)
if example and schema:
try:
print ("Checking request schema for: %r %r" % (
filepath, request
))
# Setting the 'id' tells jsonschema where the file is so that it
# can correctly resolve relative $ref references in the schema
schema['id'] = fileurl
jsonschema.validate(example, schema)
except Exception as e:
raise ValueError("Error validating JSON schema for %r %r" % (
request, code
), e)
def check_response(filepath, request, code, response):
example = None
try:
example_json = response.get('examples', {}).get('application/json')
if example_json:
example = json.loads(example_json)
except Exception as e:
raise ValueError("Error parsing JSON example response for %r %r" % (
request, code
), e)
schema = response.get('schema')
fileurl = "file://" + os.path.abspath(filepath)
if example and schema:
try:
print ("Checking response schema for: %r %r %r" % (
filepath, request, code
))
# Setting the 'id' tells jsonschema where the file is so that it
# can correctly resolve relative $ref references in the schema
schema['id'] = fileurl
jsonschema.validate(example, schema)
except Exception as e:
raise ValueError("Error validating JSON schema for %r %r" % (
request, code
), e)
def check_swagger_file(filepath):
with open(filepath) as f:
swagger = yaml.load(f)
for path, path_api in swagger.get('paths', {}).items():
for method, request_api in path_api.items():
request = "%s %s" % (method.upper(), path)
for parameter in request_api.get('parameters', ()):
if parameter['in'] == 'body':
check_parameter(filepath, request, parameter)
try:
responses = request_api['responses']
except KeyError:
raise ValueError("No responses for %r" % (request,))
for code, response in responses.items():
check_response(filepath, request, code, response)
if __name__ == '__main__':
paths = sys.argv[1:]
if not paths:
paths = []
for (root, dirs, files) in os.walk(os.curdir):
for filename in files:
if filename.endswith(".yaml"):
paths.append(os.path.join(root, filename))
for path in paths:
try:
check_swagger_file(path)
except Exception as e:
raise ValueError("Error checking file %r" % (path,), e)