xkeyboard-config-test.py.in

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Author : Ran Benita
Date : 2019-11-01 10:45:43
Hash : 3515ba19
Message : test: xkeyboard-config: bring back the progress bar Signed-off-by: Ran Benita <ran@unusedvar.com>
test/xkeyboard-config-test.py.in
#!/usr/bin/env python3
import argparse
import sys
import subprocess
import os
import io
import xml.etree.ElementTree as ET
from multiprocessing import Pool


verbose = True

DEFAULT_RULES_XML = '@XKB_CONFIG_ROOT@/rules/evdev.xml'

# Meson needs to fill this in so we can call the tool in the buildir.
EXTRA_PATH = '@MESON_BUILD_ROOT@'
os.environ['PATH'] = ':'.join([EXTRA_PATH, os.getenv('PATH')])


def noop_progress_bar(x, total):
    return x


# The function generating the progress bar (if any).
progress_bar = noop_progress_bar
if os.isatty(sys.stdout.fileno()):
    try:
        from tqdm import tqdm
        progress_bar = tqdm

        verbose = False
    except ImportError:
        pass


def xkbcommontool(rmlvo):
    try:
        r = rmlvo.get('r', 'evdev')
        m = rmlvo.get('m', 'pc105')
        l = rmlvo.get('l', 'us')
        v = rmlvo.get('v', None)
        o = rmlvo.get('o', None)
        args = [
            'rmlvo-to-keymap',
            '--rules', r,
            '--model', m,
            '--layout', l,
        ]
        if v is not None:
            args += ['--variant', v]
        if o is not None:
            args += ['--options', o]

        success = True
        out = io.StringIO()
        if verbose:
            print(':: {}'.format(' '.join(args)), file=out)

        try:
            output = subprocess.check_output(args, stderr=subprocess.STDOUT,
                                             universal_newlines=True)
            if verbose:
                print(output, file=out)
        except subprocess.CalledProcessError as err:
            print('ERROR: Failed to compile: {}'.format(' '.join(args)), file=out)
            print(err.output, file=out)
            success = False

        return success, out.getvalue()
    except KeyboardInterrupt:
        pass


def xkbcomp(rmlvo):
    try:
        r = rmlvo.get('r', 'evdev')
        m = rmlvo.get('m', 'pc105')
        l = rmlvo.get('l', 'us')
        v = rmlvo.get('v', None)
        o = rmlvo.get('o', None)
        args = ['setxkbmap', '-print']
        if r is not None:
            args.append('-rules')
            args.append('{}'.format(r))
        if m is not None:
            args.append('-model')
            args.append('{}'.format(m))
        if l is not None:
            args.append('-layout')
            args.append('{}'.format(l))
        if v is not None:
            args.append('-variant')
            args.append('{}'.format(v))
        if o is not None:
            args.append('-option')
            args.append('{}'.format(o))

        success = True
        out = io.StringIO()
        if verbose:
            print(':: {}'.format(' '.join(args)), file=out)

        try:
            xkbcomp_args = ['xkbcomp', '-xkb', '-', '-']

            setxkbmap = subprocess.Popen(args, stdout=subprocess.PIPE)
            xkbcomp = subprocess.Popen(xkbcomp_args, stdin=setxkbmap.stdout,
                                       stdout=subprocess.PIPE, stderr=subprocess.PIPE,
                                       universal_newlines=True)
            setxkbmap.stdout.close()
            stdout, stderr = xkbcomp.communicate()
            if xkbcomp.returncode != 0:
                print('ERROR: Failed to compile: {}'.format(' '.join(args)), file=out)
                success = False
            if xkbcomp.returncode != 0 or verbose:
                print(stdout, file=out)
                print(stderr, file=out)

        # This catches setxkbmap errors.
        except subprocess.CalledProcessError as err:
            print('ERROR: Failed to compile: {}'.format(' '.join(args)), file=out)
            print(err.output, file=out)
            success = False

        return success, out.getvalue()
    except KeyboardInterrupt:
        pass


def parse(path):
    root = ET.fromstring(open(path).read())
    layouts = root.findall('layoutList/layout')

    options = [
        e.text
        for e in root.findall('optionList/group/option/configItem/name')
    ]

    combos = []
    for l in layouts:
        layout = l.find('configItem/name').text
        combos.append({'l': layout})

        variants = l.findall('variantList/variant')
        for v in variants:
            variant = v.find('configItem/name').text

            combos.append({'l': layout, 'v': variant})
            for option in options:
                combos.append({'l': layout, 'v': variant, 'o': option})

    return combos


def run(combos, tool, njobs):
    failed = False
    with Pool(njobs) as p:
        results = p.imap_unordered(tool, combos)
        for success, output in progress_bar(results, total=len(combos)):
            if not success:
                failed = True
            if output:
                print(output, file=sys.stdout if success else sys.stderr)
    return failed


def main(args):
    tools = {
        'libxkbcommon': xkbcommontool,
        'xkbcomp': xkbcomp,
    }

    parser = argparse.ArgumentParser(
        description='Tool to test all layout/variant/option combinations.'
    )
    parser.add_argument('path', metavar='/path/to/evdev.xml',
                        nargs='?', type=str,
                        default=DEFAULT_RULES_XML,
                        help='Path to xkeyboard-config\'s evdev.xml')
    parser.add_argument('--tool', choices=tools.keys(),
                        type=str, default='libxkbcommon',
                        help='parsing tool to use')
    parser.add_argument('--jobs', '-j', type=int,
                        default=os.cpu_count() * 4,
                        help='number of processes to use')
    args = parser.parse_args()

    tool = tools[args.tool]

    combos = parse(args.path)
    failed = run(combos, tool, args.jobs)
    sys.exit(failed)


if __name__ == '__main__':
    try:
        main(sys.argv)
    except KeyboardInterrupt:
        print('Exiting after Ctrl+C')
kc3-lang/libxkbcommon/test/xkeyboard-config-test.py.in

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kc3-lang/libxkbcommon /test/xkeyboard-config-test.py.in
