How to use test_remaining method in autotest

Best Python code snippet using autotest_python

tap-gtester

Source:tap-gtester

1#!/usr/bin/python2# Copyright (C) 2014 Red Hat, Inc.3#4# Cockpit is free software; you can redistribute it and/or modify it5# under the terms of the GNU Lesser General Public License as published by6# the Free Software Foundation; either version 2.1 of the License, or7# (at your option) any later version.8#9# Cockpit is distributed in the hope that it will be useful, but10# WITHOUT ANY WARRANTY; without even the implied warranty of11# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU12# Lesser General Public License for more details.13#14# You should have received a copy of the GNU Lesser General Public License15# along with Cockpit; If not, see <http://www.gnu.org/licenses/>.16#17# This is a test output compiler which produces TAP from GTest output18# if GTest output is detected.19#20# Versions of glib later than 2.38.x output TAP natively when tests are21# run with the --tap option. However we can't depend on such a recent22# version of glib for our purposes.23#24# This implements the Test Anything Protocol (ie: TAP)25# https://metacpan.org/pod/release/PETDANCE/Test-Harness-2.64/lib/Test/Harness/TAP.pod26#27import argparse28import os29import select30import signal31import subprocess32import sys33# Yes, it's dumb, but strsignal is not exposed in python34# In addition signal numbers varify heavily from arch to arch35def strsignal(sig):36    for name in dir(signal):37        if name.startswith("SIG") and sig == getattr(signal, name):38            return name39    return str(sig)40class NullCompiler:41    def __init__(self, command):42        self.command = command43    def input(self, line):44        sys.stdout.write(line)45    def process(self, proc):46        while True:47            line = proc.stdout.readline()48            if not line:49                break50            self.input(line)51        proc.wait()52        return proc.returncode53    def run(self, proc, line=None):54        if line:55            self.input(line)56        return self.process(proc)57class GTestCompiler(NullCompiler):58    def __init__(self, filename):59        NullCompiler.__init__(self, filename)60        self.test_num = 061        self.test_name = None62        self.test_remaining = []63    def input(self, line):64        line = line.strip()65        if line.startswith("GTest: "):66           (cmd, unused, data) = line[7:].partition(": ")67           cmd = cmd.strip()68           data = data.strip()69           if cmd == "run":70               self.test_name = data71               assert self.test_name in self.test_remaining, "%s %s" % (self.test_name, repr(self.test_remaining))72               self.test_remaining.remove(self.test_name)73               self.test_num += 174           elif cmd == "result":75               if self.test_name:76                   if data == "OK":77                       print "ok %d %s" % (self.test_num, self.test_name)78                   if data == "FAIL":79                       print "not ok %d %s", (self.test_num, self.test_name)80               self.test_name = None81           elif cmd == "skipping":82               if "/subprocess" not in data:83                   print "ok %d # skip -- %s" % (self.test_num, data)84               self.test_name = None85           elif data:86               print "# %s: %s" % (cmd, data)87           else:88               print "# %s" % cmd89        elif line.startswith("(MSG: "):90            print "# %s" % line[6:-1]91        elif line:92            print "# %s" % line93        sys.stdout.flush()94    def run(self, proc, output=""):95        # Complete retrieval of the list of tests96        output += proc.stdout.read()97        proc.wait()98        if proc.returncode:99            sys.stderr.write("tap-gtester: listing GTest tests failed: %d\n" % proc.returncode)100            return proc.returncode101        self.test_remaining = []102        for line in output.split("\n"):103            if line.startswith("/"):104                self.test_remaining.append(line.strip())105        if not self.test_remaining:106            print "Bail out! No tests found in GTest: %s" % self.command[0]107            return 0108        print "1..%d" % len(self.test_remaining)109        # First try to run all the tests in a batch110        proc = subprocess.Popen(self.command + ["--verbose" ], close_fds=True, stdout=subprocess.PIPE)111        result = self.process(proc)112        if result == 0:113            return 0114        if result < 0:115            print >> sys.stderr, "%s terminated with %s" % (self.command[0], strsignal(-result))116        # Now pick up any stragglers due to failures117        while True:118            # Assume that the last test failed119            if self.test_name:120                print "not ok %d %s" % (self.test_num, self.test_name)121                self.test_name = None122            # Run any tests which didn't get run123            if not self.test_remaining:124                break125            proc = subprocess.Popen(self.command + ["--verbose", "-p", self.test_remaining[0]],126                                    close_fds=True, stdout=subprocess.PIPE)127            result = self.process(proc)128            # The various exit codes and signals we continue for129            if result not in [ 0, 1, -4, -5, -6, -7, -8, -11, 33 ]:130                break131        return result132def main(argv):133    parser = argparse.ArgumentParser(description='Automake TAP compiler',134                                     usage="tap-gtester [--format FORMAT] command ...")135    parser.add_argument('--format', metavar='FORMAT', choices=[ "auto", "gtest", "tap" ],136                        default="auto", help='The input format to compile')137    parser.add_argument('--verbose', action='store_true',138                        default=True, help='Verbose mode (ignored)')139    parser.add_argument('command', nargs=argparse.REMAINDER, help="A test command to run")140    args = parser.parse_args(argv[1:])141    output = None142    format = args.format143    cmd = args.command144    if not cmd:145        print >> sys.stderr, "tap-gtester: specify a command to run"146        return 2147    if cmd[0] == '--':148        cmd.pop(0)149    proc = None150    os.environ['HARNESS_ACTIVE'] = '1'151    if format in ["auto", "gtest"]:152        list_cmd = cmd + ["-l", "--verbose"]153        proc = subprocess.Popen(list_cmd, close_fds=True, stdout=subprocess.PIPE)154        output = proc.stdout.readline()155        # Smell whether we're dealing with GTest list output from first line156        if "random seed" in output or "GTest" in output or output.startswith("/"):157            format = "gtest"158        else:159            format = "tap"160    else:161        proc = subprocess.Popen(cmd, close_fds=True, stdout=subprocess.PIPE)162    if format == "gtest":163        compiler = GTestCompiler(cmd)164    elif format == "tap":165        compiler = NullCompiler(cmd)166    else:167        assert False, "not reached"168    return compiler.run(proc, output)169if __name__ == "__main__":...

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