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#!/usr/bin/env python3
import sys
import subprocess
import traceback
import json
data = json.load(sys.stdin)
testfile = sys.argv[1]
prefix = "CHECK: "
fails = 0
passes = 0
with open(testfile) as testfh:
lineno = 0
for line in iter(testfh.readline, ""):
lineno += 1
line = line.rstrip("\r\n")
try:
prefix_pos = line.index(prefix)
except ValueError:
continue
check_expr = line[prefix_pos + len(prefix):]
try:
exception = None
result = eval(check_expr, {"data":data})
except Exception:
result = False
exception = traceback.format_exc().splitlines()[-1]
if exception is not None:
sys.stderr.write(
"{file}:{line:d}: check threw exception: {expr}\n"
"{file}:{line:d}: exception was: {exception}\n".format(
file=testfile, line=lineno,
expr=check_expr, exception=exception))
fails += 1
elif not result:
sys.stderr.write(
"{file}:{line:d}: check returned False: {expr}\n".format(
file=testfile, line=lineno, expr=check_expr))
fails += 1
else:
passes += 1
if fails != 0:
sys.exit("{} checks failed".format(fails))
else:
sys.stdout.write("{} checks passed\n".format(passes))
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