Initial 'qmk test-c' functionality (#23038)

lib/python/qmk/cli/__init__.py

@@ -81,6 +81,7 @@ subcommands = [
     'qmk.cli.new.keymap',
     'qmk.cli.painter',
     'qmk.cli.pytest',
+    'qmk.cli.test.c',
     'qmk.cli.userspace.add',
     'qmk.cli.userspace.compile',
     'qmk.cli.userspace.doctor',

lib/python/qmk/cli/test/c.py

@@ -0,0 +1,47 @@
+import fnmatch
+import re
+from subprocess import DEVNULL
+
+from milc import cli
+
+from qmk.commands import find_make, get_make_parallel_args, build_environment
+
+
+@cli.argument('-j', '--parallel', type=int, default=1, help="Set the number of parallel make jobs; 0 means unlimited.")
+@cli.argument('-e', '--env', arg_only=True, action='append', default=[], help="Set a variable to be passed to make. May be passed multiple times.")
+@cli.argument('-c', '--clean', arg_only=True, action='store_true', help="Remove object files before compiling.")
+@cli.argument('-l', '--list', arg_only=True, action='store_true', help='List available tests.')
+@cli.argument('-t', '--test', arg_only=True, action='append', default=[], help="Test to run from the available list. Supports wildcard globs. May be passed multiple times.")
+@cli.subcommand("QMK C Unit Tests.", hidden=False if cli.config.user.developer else True)
+def test_c(cli):
+    """Run native unit tests.
+    """
+    list_tests = cli.run([find_make(), 'list-tests', 'SILENT=true'])
+    available_tests = sorted(list_tests.stdout.strip().split())
+
+    if cli.args.list:
+        return print("\n".join(available_tests))
+
+    # expand any wildcards
+    filtered_tests = set()
+    for test in cli.args.test:
+        regex = re.compile(fnmatch.translate(test))
+        filtered_tests |= set(filter(regex.match, available_tests))
+
+    for invalid in filtered_tests - set(available_tests):
+        cli.log.warning(f'Invalid test provided: {invalid}')
+
+    # convert test names to build targets
+    targets = list(map(lambda x: f'test:{x}', filtered_tests or ['all']))
+
+    if cli.args.clean:
+        targets.insert(0, 'clean')
+
+    # Add in the environment vars
+    for key, value in build_environment(cli.args.env).items():
+        targets.append(f'{key}={value}')
+
+    command = [find_make(), *get_make_parallel_args(cli.config.test_c.parallel), *targets]
+
+    cli.log.info('Compiling tests with {fg_cyan}%s', ' '.join(command))
+    return cli.run(command, capture_output=False, stdin=DEVNULL).returncode