tests/integration: Add reset tag attribute test

Signed-off-by: Monika Kairaityte <[email protected]>

Author: mokibit

tests/integration/merge/reset_and_override_tags/reset_tag_attribute/__init__.py

@@ -0,0 +1 @@
+

tests/integration/merge/reset_and_override_tags/reset_tag_attribute/docker-compose.reset_attribute.yaml

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+version: "3"
+services:
+    app:
+        image: busybox
+        command: !reset {}

tests/integration/merge/reset_and_override_tags/reset_tag_attribute/docker-compose.yaml

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+version: "3"
+services:
+    app:
+        image: busybox
+        command: ["/bin/busybox", "echo", "Zero"]

tests/integration/merge/reset_and_override_tags/reset_tag_attribute/test_podman_compose_reset_tag_attribute.py

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+# SPDX-License-Identifier: GPL-2.0
+
+import os
+import unittest
+
+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(), "reset_tag_attribute"), "docker-compose.yaml")
+
+
+class TestComposeResetTagAttribute(unittest.TestCase, RunSubprocessMixin):
+    # test if the attribute of the service is correctly reset
+    def test_reset_tag_attribute(self):
+        reset_file = os.path.join(
+            os.path.join(test_path(), "reset_tag_attribute"), "docker-compose.reset_attribute.yaml"
+        )
+        try:
+            self.run_subprocess_assert_returncode([
+                podman_compose_path(),
+                "-f",
+                compose_yaml_path(),
+                "-f",
+                reset_file,
+                "up",
+            ])
+
+            # the service still exists, but its command attribute was reset in
+            # docker-compose.reset_tag_attribute.yaml file and is now empty
+            output, _ = self.run_subprocess_assert_returncode([
+                podman_compose_path(),
+                "-f",
+                compose_yaml_path(),
+                "-f",
+                reset_file,
+                "ps",
+            ])
+            self.assertIn(b"reset_tag_attribute_app_1", output)
+
+            output, _ = self.run_subprocess_assert_returncode([
+                podman_compose_path(),
+                "-f",
+                compose_yaml_path(),
+                "-f",
+                reset_file,
+                "logs",
+            ])
+            self.assertEqual(output, b"")
+        finally:
+            self.run_subprocess_assert_returncode([
+                podman_compose_path(),
+                "-f",
+                compose_yaml_path(),
+                "down",
+            ])