Enable rust cargo test in Samba make test

Signed-off-by: David Mulder <dmulder@samba.org>
Reviewed-by: Alexander Bokovoy <ab@samba.org>

python/samba/tests/rust.py

@@ -0,0 +1,67 @@
+# Unix SMB/CIFS implementation.
+#
+# Tests for Rust
+#
+# Copyright (C) David Mulder <dmulder@samba.org> 2024
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as published by
+# the Free Software Foundation; either version 3 of the License, or
+# (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program.  If not, see <http://www.gnu.org/licenses/>.
+#
+
+"""Cargo tests for Rust sources"""
+
+from samba.tests import BlackboxTestCase
+import os
+
+
+class RustCargoTests(BlackboxTestCase):
+    def setUp(self):
+        super().setUp()
+
+        # Locate the rust source directory
+        self.rust_dir = os.path.abspath(
+                os.path.join(
+                    os.path.realpath(
+                        os.path.dirname(__file__)
+                    ),
+                    '../../../../rust'
+                )
+            )
+
+        # Locate the bin directory
+        self.target_dir = os.path.abspath(
+                os.path.join(
+                    os.path.realpath(
+                        os.path.dirname(__file__)
+                    ),
+                    '../../..',
+                    'default/rust',
+                )
+            )
+
+    def check_cargo_test(self, crate_toml):
+        # Execute the cargo test command
+        cmd = 'cargo test --target-dir=%s --manifest-path=%s' % (self.target_dir, crate_toml)
+        return self.check_run(cmd, 'cargo test failed')
+
+    def test_rust(self):
+        crates = []
+        for root, dirs, files in os.walk(self.rust_dir):
+            for file in files:
+                if os.path.basename(file) == 'Cargo.toml':
+                    if root != self.rust_dir:
+                        crates.append(os.path.join(root, file))
+
+        for crate_toml in crates:
+            with self.subTest(crate_toml):
+                self.check_cargo_test(crate_toml)