tests/library: Add radosgw_caps tests

Provide basic tests for `radosgw_caps` module.

Signed-off-by: Mathias Chapelain <mathias.chapelain@proton.ch>
(cherry picked from commit 6c0c53fa2d)

tests/library/test_radosgw_caps.py

@@ -0,0 +1,101 @@
+import os
+import sys
+from mock.mock import patch, MagicMock
+import pytest
+
+sys.path.append("./library")
+import radosgw_caps  # noqa: E402
+
+
+fake_binary = "radosgw-admin"
+fake_cluster = "ceph"
+fake_container_binary = "podman"
+fake_container_image = "docker.io/ceph/daemon:latest"
+fake_container_cmd = [
+    fake_container_binary,
+    "run",
+    "--rm",
+    "--net=host",
+    "-v",
+    "/etc/ceph:/etc/ceph:z",
+    "-v",
+    "/var/lib/ceph/:/var/lib/ceph/:z",
+    "-v",
+    "/var/log/ceph/:/var/log/ceph/:z",
+    "--entrypoint=" + fake_binary,
+    fake_container_image,
+]
+fake_user = "foo"
+fake_caps = ["users=write", "zone=*", "metadata=read,write"]
+fake_params = {
+    "cluster": fake_cluster,
+    "name": fake_user,
+    "caps": fake_caps,
+}
+
+
+class TestRadosgwCapsModule(object):
+    @patch.dict(os.environ, {"CEPH_CONTAINER_BINARY": fake_container_binary})
+    def test_container_exec(self):
+        cmd = radosgw_caps.container_exec(fake_binary, fake_container_image)
+        assert cmd == fake_container_cmd
+
+    def test_not_is_containerized(self):
+        assert radosgw_caps.is_containerized() is None
+
+    @patch.dict(os.environ, {"CEPH_CONTAINER_IMAGE": fake_container_image})
+    def test_is_containerized(self):
+        assert radosgw_caps.is_containerized() == fake_container_image
+
+    @pytest.mark.parametrize("image", [None, fake_container_image])
+    @patch.dict(os.environ, {"CEPH_CONTAINER_BINARY": fake_container_binary})
+    def test_pre_generate_radosgw_cmd(self, image):
+        if image:
+            expected_cmd = fake_container_cmd
+        else:
+            expected_cmd = [fake_binary]
+
+        assert radosgw_caps.pre_generate_radosgw_cmd(image) == expected_cmd
+
+    @pytest.mark.parametrize("image", [None, fake_container_image])
+    @patch.dict(os.environ, {"CEPH_CONTAINER_BINARY": fake_container_binary})
+    def test_generate_radosgw_cmd(self, image):
+        if image:
+            expected_cmd = fake_container_cmd
+        else:
+            expected_cmd = [fake_binary]
+
+        expected_cmd.extend(["--cluster", fake_cluster, "caps"])
+        assert (
+            radosgw_caps.generate_radosgw_cmd(fake_cluster, [], image) == expected_cmd
+        )
+
+    def test_add_caps(self):
+        fake_module = MagicMock()
+        fake_module.params = fake_params
+        expected_cmd = [
+            fake_binary,
+            "--cluster",
+            fake_cluster,
+            "caps",
+            "add",
+            "--uid=" + fake_user,
+            "--caps=" + ";".join(fake_caps),
+        ]
+
+        assert radosgw_caps.add_caps(fake_module) == expected_cmd
+
+    def test_remove_caps(self):
+        fake_module = MagicMock()
+        fake_module.params = fake_params
+        expected_cmd = [
+            fake_binary,
+            "--cluster",
+            fake_cluster,
+            "caps",
+            "rm",
+            "--uid=" + fake_user,
+            "--caps=" + ";".join(fake_caps),
+        ]
+
+        assert radosgw_caps.remove_caps(fake_module) == expected_cmd