stratis_cli_cert: Add test for snapshot cancel-revert

Signed-off-by: Bryan Gurney <[email protected]>

stratis_cli_cert.py

@@ -1104,6 +1104,52 @@ def test_filesystem_snapshot(self):
             True,
         )
 
+    @skip(_skip_condition(1))
+    def test_filesystem_snapshot_cancel_revert(self):
+        """
+        Test canceling a revert of a filesystem snapshot.
+        """
+        pool_name = make_test_pool(StratisCliCertify.DISKS[0:1])
+        filesystem_name = make_test_filesystem(pool_name)
+        snapshot_name = fs_n()
+        self._unittest_command(
+            [
+                _STRATIS_CLI,
+                "filesystem",
+                "snapshot",
+                pool_name,
+                filesystem_name,
+                snapshot_name,
+            ],
+            0,
+            True,
+            True,
+        )
+        self._unittest_command(
+            [
+                _STRATIS_CLI,
+                "filesystem",
+                "schedule-revert",
+                pool_name,
+                snapshot_name,
+            ],
+            0,
+            True,
+            True,
+        )
+        self._unittest_command(
+            [
+                _STRATIS_CLI,
+                "filesystem",
+                "cancel-revert",
+                pool_name,
+                snapshot_name,
+            ],
+            0,
+            True,
+            True,
+        )
+
     @skip(_skip_condition(1))
     def test_filesystem_snapshot_destroy_filesystem(self):
         """