comparison tests/run-tests.py @ 42523:49998d5ba66a

pycompat: make fewer assumptions about sys.executable

There are many Python "bundlers" which create an archive to run a Python binary
from, and they may not set sys.executable at all - handle that case properly,
especially to run tests.

Differential Revision: https://phab.mercurial-scm.org/D6575

42522:d29db0a0c4eb

                terminate(p)
        threading.Thread(target=t).start()

    return p

PYTHON = _bytespath(sys.executable.replace('\\', '/'))
IMPL_PATH = b'PYTHONPATH'
if 'java' in sys.platform:
    IMPL_PATH = b'JYTHONPATH'

defaults = {

            # This list should be parallel to _portmap in _getreplacements
            defineport(port)
        env["HGRCPATH"] = _strpath(os.path.join(self._threadtmp, b'.hgrc'))
        env["DAEMON_PIDS"] = _strpath(os.path.join(self._threadtmp,
                                                   b'daemon.pids'))
        env["HGEDITOR"] = ('"' + sys.executable + '"'
                           + ' -c "import sys; sys.exit(0)"')
        env["HGUSER"]   = "test"
        env["HGENCODING"] = "ascii"
        env["HGENCODINGMODE"] = "strict"
        env["HGHOSTNAME"] = "test-hostname"

            # that alter hg's behavior inside the tests.
            opts = ''
            withhg = self._runner.options.with_hg
            if withhg:
                opts += ' --with-hg=%s ' % shellquote(_strpath(withhg))
            rtc = '%s %s %s %s' % (sys.executable, sys.argv[0], opts,
                                   test)
            data = pread(bisectcmd + ['--command', rtc])
            m = re.search(
                (br'\nThe first (?P<goodbad>bad|good) revision '
                 br'is:\nchangeset: +\d+:(?P<node>[a-f0-9]+)\n.*\n'

        # os.symlink() is a thing with py3 on Windows, but it requires
        # Administrator rights.
        if getattr(os, 'symlink', None) and os.name != 'nt':
            vlog("# Making python executable in test path a symlink to '%s'" %
                 sys.executable)
            mypython = os.path.join(self._tmpbindir, pyexename)
            try:
                if os.readlink(mypython) == sys.executable:
                    return
                os.unlink(mypython)
            except OSError as err:
                if err.errno != errno.ENOENT:
                    raise
            if self._findprogram(pyexename) != sys.executable:
                try:
                    os.symlink(sys.executable, mypython)
                    self._createdfiles.append(mypython)
                except OSError as err:
                    # child processes may race, which is harmless
                    if err.errno != errno.EEXIST:
                        raise
        else:
            exedir, exename = os.path.split(sys.executable)
            vlog("# Modifying search path to find %s as %s in '%s'" %
                 (exename, pyexename, exedir))
            path = os.environ['PATH'].split(os.pathsep)
            while exedir in path:
                path.remove(exedir)

        else:
            pure = b""

        # Run installer in hg root
        script = os.path.realpath(sys.argv[0])
        exe = sys.executable
        if PYTHON3:
            compiler = _bytespath(compiler)
            script = _bytespath(script)
            exe = _bytespath(exe)
        hgroot = os.path.dirname(os.path.dirname(script))

42523:49998d5ba66a

                terminate(p)
        threading.Thread(target=t).start()

    return p

if sys.executable:
    sysexecutable = sys.executable
elif os.environ.get('PYTHONEXECUTABLE'):
    sysexecutable = os.environ['PYTHONEXECUTABLE']
elif os.environ.get('PYTHON'):
    sysexecutable = os.environ['PYTHON']
else:
    raise AssertionError('Could not find Python interpreter')

PYTHON = _bytespath(sysexecutable.replace('\\', '/'))
IMPL_PATH = b'PYTHONPATH'
if 'java' in sys.platform:
    IMPL_PATH = b'JYTHONPATH'

defaults = {

            # This list should be parallel to _portmap in _getreplacements
            defineport(port)
        env["HGRCPATH"] = _strpath(os.path.join(self._threadtmp, b'.hgrc'))
        env["DAEMON_PIDS"] = _strpath(os.path.join(self._threadtmp,
                                                   b'daemon.pids'))
        env["HGEDITOR"] = ('"' + sysexecutable + '"'
                           + ' -c "import sys; sys.exit(0)"')
        env["HGUSER"]   = "test"
        env["HGENCODING"] = "ascii"
        env["HGENCODINGMODE"] = "strict"
        env["HGHOSTNAME"] = "test-hostname"

            # that alter hg's behavior inside the tests.
            opts = ''
            withhg = self._runner.options.with_hg
            if withhg:
                opts += ' --with-hg=%s ' % shellquote(_strpath(withhg))
            rtc = '%s %s %s %s' % (sysexecutable, sys.argv[0], opts,
                                   test)
            data = pread(bisectcmd + ['--command', rtc])
            m = re.search(
                (br'\nThe first (?P<goodbad>bad|good) revision '
                 br'is:\nchangeset: +\d+:(?P<node>[a-f0-9]+)\n.*\n'

        # os.symlink() is a thing with py3 on Windows, but it requires
        # Administrator rights.
        if getattr(os, 'symlink', None) and os.name != 'nt':
            vlog("# Making python executable in test path a symlink to '%s'" %
                 sysexecutable)
            mypython = os.path.join(self._tmpbindir, pyexename)
            try:
                if os.readlink(mypython) == sysexecutable:
                    return
                os.unlink(mypython)
            except OSError as err:
                if err.errno != errno.ENOENT:
                    raise
            if self._findprogram(pyexename) != sysexecutable:
                try:
                    os.symlink(sysexecutable, mypython)
                    self._createdfiles.append(mypython)
                except OSError as err:
                    # child processes may race, which is harmless
                    if err.errno != errno.EEXIST:
                        raise
        else:
            exedir, exename = os.path.split(sysexecutable)
            vlog("# Modifying search path to find %s as %s in '%s'" %
                 (exename, pyexename, exedir))
            path = os.environ['PATH'].split(os.pathsep)
            while exedir in path:
                path.remove(exedir)

        else:
            pure = b""

        # Run installer in hg root
        script = os.path.realpath(sys.argv[0])
        exe = sysexecutable
        if PYTHON3:
            compiler = _bytespath(compiler)
            script = _bytespath(script)
            exe = _bytespath(exe)
        hgroot = os.path.dirname(os.path.dirname(script))