source: src/tests/test.py@ b2b039d

#!python
from __future__ import print_function

from os import listdir
from os.path import isfile, join, splitext
from subprocess import Popen, PIPE, STDOUT

import argparse
import sys

################################################################################
#               help functions
################################################################################
def listTests():
        list = [splitext(f)[0] for f in listdir('./.expect')
                if not f.startswith('.') and f.endswith('.txt')
                ]

        return list

def sh(cmd, dry_run):
        if dry_run :
                print("cmd: %s" % cmd)
                return 0
        else :
                proc = Popen(cmd, stderr=STDOUT, shell=True)
                proc.communicate()
                return proc.returncode

################################################################################
#               running test functions
################################################################################
def run_test_instance(test, generate, dry_run):

        out_file = (".out/%s.log" % test) if not generate else (".expect/%s.txt" % test)

        sh("rm -f %s" % out_file, dry_run)
        sh("rm -f %s > /dev/null 2>&1" % test, dry_run)

        # build, skipping to next test on error
        make_ret = sh("make -j 8 %s 2> %s 1> /dev/null" % (test, out_file), dry_run)

        if make_ret == 0 :
                # fetch optional input
                stdinput = "< .in/%s.txt" % test if isfile(".in/%s.txt" % test) else ""

                # run test
                sh("./%s %s > %s 2>&1" % (test, stdinput, out_file), dry_run)

        retcode = 0
        if not generate :
                # diff the output of the files
                retcode = sh("diff .expect/%s.txt .out/%s.log" % (test, test), dry_run)

        # clean the executable
        sh("rm -f %s > /dev/null 2>&1" % test, dry_run)

        return retcode

def run_tests(tests, generate, dry_run) :
        sh('make clean > /dev/null 2>&1', dry_run)
        sh('mkdir -p .out .expect', dry_run)

        if generate :
                print( "Regenerate tests for: " )

        failed = False;
        for t in tests:
                print("%20s  " % t, end="")
                sys.stdout.flush()
                test_failed = run_test_instance(t, generate, dry_run)
                failed = test_failed or failed

                if not generate :
                        print("FAILED" if test_failed else "PASSED")
                else :
                        print( "Done" )

        sh('make clean > /dev/null 2>&1', dry_run)

        return 1 if failed else 0

################################################################################
#               main loop
################################################################################
parser = argparse.ArgumentParser(description='Script which runs cforall tests')
parser.add_argument('--dry-run', help='Don\'t run the tests, only output the commands', action='store_true')
parser.add_argument('--list', help='List all test available', action='store_true')
parser.add_argument('--all', help='Run all test available', action='store_true')
parser.add_argument('--regenerate-expected', help='Regenerate the .expect by running the specified tets, can be used with --all option', action='store_true')
parser.add_argument('tests', metavar='test', type=str, nargs='*', help='a list of tests to run')

options = parser.parse_args()

if (len(options.tests) > 0  and     options.all and not options.list) \
or (len(options.tests) == 0 and not options.all and not options.list) :
        print('ERROR: must have option \'--all\' or non-empty test list', file=sys.stderr)
        parser.print_help()
        sys.exit(1)

allTests = listTests()

if options.all or options.list :
        tests = allTests

else :
        tests = []
        for test in options.tests:
                if test in allTests :
                        tests.append(test)
                else :
                        print('ERROR: No expected file for test %s, ignoring it' % test, file=sys.stderr)

        if len(tests) == 0 :
                print('ERROR: No valid test to run', file=sys.stderr)
                sys.exit(1)

if options.list :
        print("\n".join(tests))

else :
        sys.exit( run_tests(tests, options.regenerate_expected, options.dry_run) )