test/integration: Automate manual 'secrets' test

Signed-off-by: Monika Kairaityte <monika@kibit.lt>

tests/integration/secrets/test_podman_compose_secrets.py

@@ -0,0 +1,84 @@
+# SPDX-License-Identifier: GPL-2.0
+
+import os
+import unittest
+from subprocess import PIPE
+from subprocess import Popen
+
+from tests.integration.test_utils import RunSubprocessMixin
+from tests.integration.test_utils import podman_compose_path
+from tests.integration.test_utils import test_path
+
+
+def compose_yaml_path():
+    return os.path.join(os.path.join(test_path(), "secrets"), "docker-compose.yaml")
+
+
+class TestComposeNoSecrets(unittest.TestCase, RunSubprocessMixin):
+    created_secrets = [
+        "podman_compose_test_secret",
+        "podman_compose_test_secret_2",
+        "podman_compose_test_secret_3",
+        "podman_compose_test_secret_custom_name",
+    ]
+
+    def setUp(self):
+        for secret in self.created_secrets:
+            p = Popen(["podman", "secret", "create", secret, "-"], stdin=PIPE)
+            p.communicate(secret.encode('utf-8'))
+
+    def tearDown(self):
+        for secret in self.created_secrets:
+            self.run_subprocess_assert_returncode([
+                "podman",
+                "secret",
+                "rm",
+                f"{secret}",
+            ])
+
+    # test if secrets are saved and available in respective files of a container
+    def test_secrets(self):
+        try:
+            _, error, _ = self.run_subprocess(
+                [
+                    podman_compose_path(),
+                    "-f",
+                    compose_yaml_path(),
+                    "up",
+                    "test",
+                ],
+            )
+
+            self.assertIn(
+                b'WARNING: Service "test" uses target: "podman_compose_test_secret_3" '
+                + b'for secret: "podman_compose_test_secret_3". That is un-supported and '
+                + b'a no-op and is ignored.',
+                error,
+            )
+            self.assertIn(
+                b'WARNING: Service test uses secret unused_params_warning with uid, '
+                + b'gid, or mode. These fields are not supported by this implementation '
+                + b'of the Compose file',
+                error,
+            )
+
+            output, _ = self.run_subprocess_assert_returncode(["podman", "logs", "secrets_test_1"])
+            expected_output = (
+                b'/run/secrets/custom_name:important-secret-is-important\n'
+                + b'/run/secrets/file_secret:important-secret-is-important\n'
+                + b'/run/secrets/podman_compose_test_secret:podman_compose_test_secret\n'
+                + b'/run/secrets/podman_compose_test_secret_3:podman_compose_test_secret_3\n'
+                + b'/run/secrets/unused_params_warning:important-secret-is-important\n'
+                + b'important-secret-is-important\n'
+                + b'podman_compose_test_secret\n'
+            )
+            self.assertEqual(expected_output, output)
+        finally:
+            self.run_subprocess_assert_returncode([
+                podman_compose_path(),
+                "-f",
+                compose_yaml_path(),
+                "down",
+                "-t",
+                "0",
+            ])