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testgen.py
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testgen.py
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'''
WSkS Test Bench
@author: Tomas Fiedor, ifiedortom@fit.vutbr.cz
@summary: Test Bench script for running several benchmarks on binaries
'''
import argparse
from datetime import datetime
import itertools
import os
import re
import subprocess
import sys
from threading import Timer
from termcolor import colored
def createArgumentParser():
'''
Creates Argument Parser object
'''
parser = argparse.ArgumentParser("WSkS Test Gen")
parser.add_argument('--dir', '-d', default=(os.path.join(os.curdir, "benchmarks")), help="directory with benchmarks")
parser.add_argument('--generate', '-g', default=None, nargs=2, help='generates parametrized benchmark up to N')
parser.add_argument('--generate-alt', '-a', default=None, nargs=3, help='generates parametrized benchmarks up to N with ALT alternation')
return parser
def parse_arguments():
'''
Parse input arguments
'''
parser = createArgumentParser()
if len(sys.argv) == 0:
parser.print_help()
quit()
else:
return parser.parse_args()
# methods for generating
def generate_horn_sub(n):
'''
Generate simple horn formula in form of:
ws1s;
ex2 X: all2 X1...Xn: & (Xi sub X => Xi+1 sub X)
@param n: parameter n
'''
if n < 2:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n" + "ex2 X: all2 "
string += ", ".join(["X" + str(i) for i in range(1, n+1)]) + ": "
string += " & ".join(["(X{0} sub X => X{1} sub X)".format(i, i+1) for i in range(1, n)]) + ";"
return string
def generate_simple(n):
'''
'''
if n < 2:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n"
string += "ex2 " + ", ".join(["X" + str(i) for i in range(1, n+1)]) + ": "
string += " & ".join(["(X{0} sub X{1})".format(i, i+1) for i in range(1, n)]) + ";"
return string
def generate_horn_sub_alt(n):
'''
Generate simple horn formula in form of:
ws1s;
ex2 X: all2 X1...Xn: & (Xi sub X => Xi+1 sub X)
@param n: parameter n
'''
if n < 2:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n" + "ex2 X: all2 "
string += ", ".join(["X" + str(i) for i in range(1, n+1)]) + ": "
string += " & ".join(["( (X{0} sub X & X{0} ~= X{1}) => X{1} sub X)".format(i, i+1) for i in range(1, n)]) + ";"
return string
def generate_set_singletons(n):
'''
Generate simple horn formula in form of:
ws1s;
ex2 X: all2 X1...Xn: & (Xi sub X => Xi+1 sub X)
@param n: parameter n
'''
if n < 1:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n"
string += "ex2 " + ", ".join(["X" + str(i) for i in range(1, n+1)]) + ": "
string += "all1 x1, x2: "
string += " & ".join(["((x1 in X{0} & x2 in X{0}) => x1 = x2)".format(i) for i in range(1, n+1)]) + ";"
return string
def generate_set_obvious(n):
'''
Generate simple horn formula in form of:
ws1s;
ex2 X: all2 X1...Xn: & (Xi sub X => Xi+1 sub X)
@param n: parameter n
'''
if n < 1:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n"
string += "ex2 " + ", ".join(["X" + str(i) for i in range(1, n+1)]) + ": "
string += "all2 X: ("
string += " & ".join(["((X sub X{0} & X ~= X{0}) => ~X{0} sub X)".format(i) for i in range(1, n+1)]) + ");"
return string
def generate_set_closed(n):
'''
Generate simple horn formula in form of:
ws1s;
ex2 X: all2 X1...Xn: & (Xi sub X => Xi+1 sub X)
@param n: parameter n
'''
if n < 1:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n"
string += "ex2 " + ", ".join(["X" + str(i) for i in range(1, n+1)]) + ": "
string += "all1 x: ex1 y, z: ~("
string += " & ".join(["( (x in X{0} & x <= y & y <= z & z in X{0}) => y in X{0} )".format(i) for i in range(1, n+1)]) + ");"
return string
def generate_horn_trans(n):
'''
'''
if n < 3:
print("[*] Skipping n = {}".format(n))
return None
all_combinations = list(itertools.permutations(range(1, n+1), 3))
string = "ws1s;\n" + "all2 X: ex2 "
string += ", ".join(["X" + str(i) for i in range(1, n+1)]) + ": ~("
string += " & ".join(["( (X{0} sub X{1} & X{1} sub X{2}) => X{0} sub X{2})".format(a, b, c) for (a, b, c) in all_combinations])
string += ") & "
string += " & ".join(["X{0} sub X".format(i) for i in range(1, n+1)]) + ";"
return string
def generate_horn_sub_odd_alts(n, alt):
if n < alt+1:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n" + "ex2 X: "
for i in range(1, alt+1):
if i % 2 == 0:
string += "ex2"
else:
string += "all2"
string += " X{}: ".format(i) if i != alt else " "
string += ", ".join(["X" + str(i) for i in range(alt, n+1)]) + ": "
string += " & ".join(["( (X{0} sub X & X{0} sub X{1} & X{0} ~= X{1}) => X{1} sub X)".format(i, i+1) for i in range(1, n)]) + ";"
return string
def generate_horn_sub_even_alts(n, alt):
if n < alt+1:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n" + "ex2 X: "
for i in range(1, alt+1):
if i % 2 == 0:
string += "ex2"
else:
string += "all2"
string += " X{}: ".format(i) if i != alt else " "
string += ", ".join(["X" + str(i) for i in range(alt, n+1)]) + ": ~("
string += " & ".join(["( (X{0} sub X & X{0} sub X{1} & X{0} ~= X{1}) => X{1} sub X)".format(i, i+1) for i in range(1, n)]) + ");"
return string
def generate_veanes(n, alt):
if n < alt:
print("[*] Skipping n = {}".format(n))
return None
string = "ws1s;\n"
string += "".join("ex1 x{}: ".format(str(i)) for i in range(1, n - alt + 1))
string += "".join("~ex1 x{}: ".format(str(i)) for i in range(n-alt+1, n+1))
string += " & ".join(["x{0} < x{1}".format(i, i + 1) for i in range(1, n)])
string += ";"
return string
def generate_formulae(options, benchmark_name, up_to, alts, generator, zeroFill):
for i in range(1, up_to + 1):
if alts == 0 and benchmark_name != "veanes":
formula = generator(i)
else:
formula = generator(i, alts)
if formula is not None:
output_name = benchmark_name + str(i).zfill(zeroFill) + ("_{}alts".format(alts) if alts != 0 else "") + ".mona"
output_path = os.path.join(options.dir, output_name)
with open(output_path, 'w') as file:
file.write(formula)
if __name__ == '__main__':
print("[*] WSkS Test&Benchmark Generator")
print("[c] Tomas Fiedor, ifiedortom@fit.vutbr.cz")
options = parse_arguments()
# we will generate stuff
generate_alternating = options.generate_alt is not None
if not generate_alternating:
print("[*] Generating benchmarks '{}' up to parameter n = {}".format(options.generate[0], options.generate[1]))
else:
print("[*] Generating benchmarks '{}' up to parameter n = {} with {} alternations".format(options.generate_alt[0], options.generate_alt[1], options.generate_alt[2]))
benchmark_name = options.generate[0] if not generate_alternating else options.generate_alt[0]
up_to = int(options.generate[1]) if not generate_alternating else int(options.generate_alt[1])
alts = 0 if not generate_alternating else int(options.generate_alt[2])
try:
if generate_alternating and benchmark_name != "veanes":
method_name = "generate_" + benchmark_name + "_"
if alts % 2 == 0:
method_name += "even_alts"
else:
method_name += "odd_alts"
else:
method_name = "generate_" + benchmark_name
generator = getattr(sys.modules[__name__], method_name)
except AttributeError:
print("[!] No benchmark template for '{}'".format(benchmark_name))
quit()
zeroFill = len(str(up_to))
zeroFill = 2 if zeroFill < 2 else zeroFill
generate_formulae(options, benchmark_name, up_to, alts, generator, zeroFill)