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#!/usr/bin/python
##############################################################################
# Copyright (c) 2017 Politecnico di Torino and others.
#
# All rights reserved. This program and the accompanying materials
# are made available under the terms of the Apache License, Version 2.0
# which accompanies this distribution, and is available at
# http://www.apache.org/licenses/LICENSE-2.0
##############################################################################
from __future__ import print_function
from jsonschema import validate
from pprint import pprint
import sys
import requests
from requests.exceptions import *
from jsonschema.exceptions import *
import json
import getopt
import os
import subprocess
import csv
import datetime
import time
import re
import argparse
# Constants (change them, if appropriate)
VERIGRAPH_PORT = "8080"
TEST_CASES_DIR = "testcases"
BASE_URL = "http://localhost:"+VERIGRAPH_PORT+"/verigraph/api/graphs/"
SCHEMA_FILE = "testcase_schema.json"
# Variables
fail = 0
run = 0
tests_number = 1
# Utils
def eprint(toPrint):
sys.stdout.flush()
print(toPrint, file=sys.stderr)
sys.stderr.flush()
# Print PYTHON ver
print("PYTHON " + sys.version)
# Loading schema file
try:
schema = json.load(open(SCHEMA_FILE))
except ValueError:
eprint("Invalid json schema (check your "+SCHEMA_FILE+")!\nExiting.")
exit(-1)
with open('result.csv', 'w') as file:
writer=csv.writer(file, delimiter=',', quoting=csv.QUOTE_MINIMAL, lineterminator='\n')
writer.writerow(['SRC','DST','GRAPH_ID','TEST_ID','RESULT','TIMES (ms)'])
# Iterate over .json files contained in the TEST_CASES_DIR
for i in os.listdir(TEST_CASES_DIR):
if i.endswith(".json"):
with open(TEST_CASES_DIR+os.path.sep+i) as data_file:
try:
# Load json file (raise exception if malformed)
data = json.load(data_file)
# Validate input json against schema (raise exception if invalid)
validate(data, schema)
parser = argparse.ArgumentParser(description='iteration number')
parser.add_argument('-iteration')
args = vars(parser.parse_args())
tests_number=args['iteration'][0]
print("Test case ID: "+str(data["id"]))
print("\tFILE NAME: "+i)
print("\tTEST NAME: "+data["name"])
print("\tTEST DESCRIPTION: "+data["description"])
requested=data["policy_url_parameters"]
results=data["results"]
if(len(requested)==len(results)):
run += 1
# POST the graph
r = requests.post(BASE_URL, json=data["graph"])
if r.status_code == 201:
graph_id = r.json()["id"]
print("\tCreated Graph has ID " + str(graph_id) + " on VeriGraph")
for i in range(len(requested)):
print("request #: "+str(i))
output=[]
total_time=[]
result=[]
temp=requested[i]
temp=re.split(r'[&=]', temp)
output.append(temp[3])
output.append(temp[5])
#range(0, n)) where n is the number of tests to execute for every request (1 is the default)
for n in range(0, int(tests_number)):
start_time=datetime.datetime.now()
# GET the policy verification result
policy = requests.get(BASE_URL+str(graph_id)+"/policy"+data["policy_url_parameters"][i])
total_time.append(int((datetime.datetime.now()-start_time).total_seconds() * 1000))
# Check the response
if policy.status_code == 200:
print("\tVerification result is " + policy.json()["result"])
# Check the result with the expected one
if policy.json()["result"] == data["results"][i]:
# SUCCESS
print("\t+++ Test passed +++")
if n==0:
result.append(policy.json()["result"])
else:
# FAIL
#eprint("\t[ERROR] Expected result was " + data["result"][i] + " but VeriGraph returned " + policy.json()["result"])
result.append("FAIL")
fail+=1
print("\t--- Test failed ---")
else:
print("\tVeriGraph returned an unexpected response -> " + str(policy.status_code), policy.reason)
fail+=1
print("\t--- Test failed ---")
if(policy.status_code == 200):
output.append(graph_id)
output.append(data["id"])
output.append(result[0])
for j in range(len(total_time)):
output.append(total_time[j])
writer.writerow(output)
else:
output.append("Error")
output.append("Policy code="+str(policy.status_code))
writer.writerow(output)
print()
else:
print("\tThe number of requests ("+str(len(requested))+")is not equal to the numer of results ("+str(len(results))+")")
print("\tPlease check the testcases file")
except ValueError:
print("Malformed json!\nSkipping "+i+" file")
print("\t--- Test failed ---")
except ValidationError:
print("Invalid json (see Schema file)!\nSkipping "+i+" file")
print("\t--- Test failed ---")
except ConnectionError:
print("Connection refused!")
print("\t--- Test failed ---")
except HTTPError:
print("HTTP error!")
print("\t--- Test failed ---")
# Final output
print("\nTest run = "+str(run))
if run != 0:
if fail != 0:
print("\n --- Some tests failed. See the output. ---")
else:
print("\n +++ All tests passed +++")
else:
print("\n\n +++ 0 tests executed +++")
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