kc3-lang/libxkbcommon

diff --git a/Makefile.am b/Makefile.am
index a7492d0..3f53b03 100644
--- a/Makefile.am
+++ b/Makefile.am
@@ -219,6 +219,7 @@ build_run_tests = \
 	test/compose
 build_only_tests = \
 	test/rmlvo-to-kccgst \
+	test/rmlvo-to-keymap \
 	test/print-compiled-keymap
 run_only_tests = \
 	test/symbols-leak-test.bash
@@ -240,6 +241,7 @@ test_state_LDADD = $(TESTS_LDADD)
 test_keyseq_LDADD = $(TESTS_LDADD)
 test_rulescomp_LDADD = $(TESTS_LDADD)
 test_rmlvo_to_kccgst_LDADD = $(TESTS_LDADD)
+test_rmlvo_to_keymap_LDADD = $(TESTS_LDADD)
 test_print_compiled_keymap_LDADD = $(TESTS_LDADD)
 test_compose_LDADD = $(TESTS_LDADD) $(RT_LIBS)
 
diff --git a/meson.build b/meson.build
index 9effe29..587f3d3 100644
--- a/meson.build
+++ b/meson.build
@@ -390,6 +390,7 @@ executable('fuzz-compose', 'fuzz/compose/target.c', dependencies: test_dep)
 
 # Demo programs.
 executable('rmlvo-to-kccgst', 'test/rmlvo-to-kccgst.c', dependencies: test_dep)
+executable('rmlvo-to-keymap', 'test/rmlvo-to-keymap.c', dependencies: test_dep)
 executable('print-compiled-keymap', 'test/print-compiled-keymap.c', dependencies: test_dep)
 if cc.has_header('linux/input.h')
     executable('interactive-evdev', 'test/interactive-evdev.c', dependencies: test_dep)
@@ -426,6 +427,15 @@ You can disable the Wayland demo programs with -Denable-wayland=false.''')
     executable('interactive-wayland', 'test/interactive-wayland.c', xdg_shell_sources, dependencies: [test_dep, wayland_client_dep])
 endif
 
+# xkeyboard-config "verifier"
+xkct_config = configuration_data()
+xkct_config.set('MESON_BUILD_ROOT', meson.build_root())
+xkct_config.set('XKB_CONFIG_ROOT', XKBCONFIGROOT)
+configure_file(input: 'test/xkeyboard-config-test.py.in',
+               output: 'xkeyboard-config-test',
+               configuration: xkct_config,
+               install: false)
+
 
 # Benchmarks.
 libxkbcommon_bench_internal = static_library(
diff --git a/test/.gitignore b/test/.gitignore
index 1be56ad..def76f0 100644
--- a/test/.gitignore
+++ b/test/.gitignore
@@ -13,6 +13,7 @@ keyseq
 log
 interactive-evdev
 rmlvo-to-kccgst
+rmlvo-to-keymap
 print-compiled-keymap
 atom
 x11
diff --git a/test/rmlvo-to-keymap.c b/test/rmlvo-to-keymap.c
new file mode 100644
index 0000000..ed48e49
--- /dev/null
+++ b/test/rmlvo-to-keymap.c
@@ -0,0 +1,141 @@
+/*
+ * Copyright © 2018 Red Hat, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ */
+
+
+#include <assert.h>
+#include <errno.h>
+#include <getopt.h>
+#include <stdio.h>
+#include <stdbool.h>
+#include <stdlib.h>
+#include "xkbcommon/xkbcommon.h"
+
+static bool print = false;
+
+static void
+usage(void)
+{
+    printf("Usage: %s [--print] [--rules <rules>] [--layout <layout>] [--variant <variant>] [--options <option>]\n",
+           program_invocation_short_name);
+    printf("This tool tests the compilation from RMLVO to a keymap.\n");
+    printf("--print  print the resulting keymap\n");
+}
+
+static bool
+parse_options(int argc, char **argv, struct xkb_rule_names *names)
+{
+    enum options {
+        OPT_PRINT,
+        OPT_RULES,
+        OPT_MODEL,
+        OPT_LAYOUT,
+        OPT_VARIANT,
+        OPT_OPTION,
+    };
+    static struct option opts[] = {
+        {"help",        no_argument,            0, 'h'},
+        {"print",       no_argument,            0, OPT_PRINT},
+        {"rules",       required_argument,      0, OPT_RULES},
+        {"model",       required_argument,      0, OPT_MODEL},
+        {"layout",      required_argument,      0, OPT_LAYOUT},
+        {"variant",     required_argument,      0, OPT_VARIANT},
+        {"options",     required_argument,      0, OPT_OPTION},
+        {0, 0, 0, 0},
+    };
+
+    while (1) {
+        int c;
+        int option_index = 0;
+        c = getopt_long(argc, argv, "h", opts, &option_index);
+        if (c == -1)
+            break;
+
+        switch (c) {
+        case 'h':
+            usage();
+            exit(0);
+        case OPT_PRINT:
+            print = true;
+            break;
+        case OPT_RULES:
+            names->rules = optarg;
+            break;
+        case OPT_MODEL:
+            names->model = optarg;
+            break;
+        case OPT_LAYOUT:
+            names->layout = optarg;
+            break;
+        case OPT_VARIANT:
+            names->variant = optarg;
+            break;
+        case OPT_OPTION:
+            names->options = optarg;
+            break;
+        default:
+            usage();
+            exit(1);
+        }
+
+    }
+
+    return true;
+}
+
+int
+main(int argc, char **argv)
+{
+    struct xkb_context *ctx;
+    struct xkb_keymap *keymap;
+    struct xkb_rule_names names = {
+        .rules = NULL,
+        .model = NULL,
+        .layout = NULL,
+        .variant = NULL,
+        .options = NULL,
+    };
+    int rc;
+
+    if (argc <= 1) {
+        usage();
+        return 1;
+    }
+
+    if (!parse_options(argc, argv, &names))
+        return 1;
+
+    ctx = xkb_context_new(XKB_CONTEXT_NO_FLAGS);
+    assert(ctx);
+
+    keymap = xkb_keymap_new_from_names(ctx, &names, XKB_KEYMAP_COMPILE_NO_FLAGS);
+    rc = (keymap == NULL);
+
+    if (rc == 0 && print)
+        printf("%s\n", xkb_keymap_get_as_string(keymap,
+                                                XKB_KEYMAP_FORMAT_TEXT_V1));
+
+    xkb_keymap_unref(keymap);
+    xkb_context_unref(ctx);
+
+    return rc;
+}
diff --git a/test/xkeyboard-config-test.py.in b/test/xkeyboard-config-test.py.in
new file mode 100755
index 0000000..345ebd5
--- /dev/null
+++ b/test/xkeyboard-config-test.py.in
@@ -0,0 +1,129 @@
+#!/usr/bin/env python
+import sys
+import subprocess
+import os
+import xml.etree.ElementTree as ET
+
+
+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')])
+
+
+# The function generating the progress bar (if any).
+progress_bar = lambda x, desc: x
+if os.isatty(sys.stdout.fileno()):
+    try:
+        from tqdm import tqdm
+        progress_bar = tqdm
+
+        verbose = False
+    except ImportError:
+        pass
+
+
+def xkbcommontool(r='evdev', m='pc105', l='us', v=None, 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]
+
+    if verbose:
+        print(':: {}'.format(' '.join(args)))
+
+    try:
+        output = subprocess.check_output(args, stderr=subprocess.STDOUT)
+        if verbose:
+            print(output.decode('utf-8'))
+    except subprocess.CalledProcessError as err:
+        print('ERROR: Failed to compile: {}'.format(' '.join(args)))
+        print(err.output.decode('utf-8'))
+        sys.exit(1)
+
+
+def xkbcomp(r='evdev', m='pc105', l='us', v='', o=''):
+    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 o is not None:
+        args.append('-option')
+        args.append('{}'.format(o))
+
+    if verbose:
+        print(':: {}'.format(' '.join(args)))
+
+    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)
+        setxkbmap.stdout.close()
+        stdout, stderr = xkbcomp.communicate()
+        if xkbcomp.returncode != 0:
+            print('ERROR: Failed to compile: {}'.format(' '.join(args)))
+        if xkbcomp.returncode != 0 or verbose:
+            print(stdout.decode('utf-8'))
+            print(stderr.decode('utf-8'))
+
+    # This catches setxkbmap errors.
+    except subprocess.CalledProcessError as err:
+        print('ERROR: Failed to compile: {}'.format(' '.join(args)))
+        print(err.output.decode('utf-8'))
+
+
+def parse(root):
+    layouts = root.findall('layoutList/layout')
+
+    options = [
+        e.text
+        for e in root.findall('optionList/group/option/configItem/name')
+    ]
+
+    # Switch this to xkbcomp if needed.
+    tool = xkbcommontool
+    # tool = xkbcomp
+
+    for l in progress_bar(layouts, 'layout '):
+        layout = l.find('configItem/name').text
+        tool(l=layout)
+
+        variants = l.findall('variantList/variant')
+        for v in progress_bar(variants, 'variant'):
+            variant = v.find('configItem/name').text
+            tool(l=layout, v=variant)
+
+            for option in progress_bar(options, 'option '):
+                tool(l=layout, v=variant, o=option)
+
+
+def main(args):
+    try:
+        path = args[1]
+    except IndexError:
+        path = DEFAULT_RULES_XML
+
+    with open(path) as f:
+        root = ET.fromstring(f.read())
+        parse(root)
+
+
+if __name__ == '__main__':
+    main(sys.argv)