diff --git a/tests/test_maintel_closed_loop_cwfs.py b/tests/test_maintel_closed_loop_cwfs.py
new file mode 100644
index 000000000..c71d31c37
--- /dev/null
+++ b/tests/test_maintel_closed_loop_cwfs.py
@@ -0,0 +1,135 @@
+# This file is part of ts_standardscripts
+#
+# Developed for the LSST Telescope and Site Systems.
+# This product includes software developed by the LSST Project
+# (https://www.lsst.org).
+# See the COPYRIGHT file at the top-level directory of this distribution
+# for details of code ownership.
+#
+# 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 <https://www.gnu.org/licenses/>.
+
+import asyncio
+import random
+import unittest
+
+import numpy as np
+from lsst.ts import standardscripts
+from lsst.ts.standardscripts.maintel import ClosedLoopCwfs
+
+random.seed(47)  # for set_random_lsst_dds_partition_prefix
+
+
+class TestClosedLoopCwfs(
+    standardscripts.BaseScriptTestCase, unittest.IsolatedAsyncioTestCase
+):
+    async def basic_make_script(self, index):
+        self.script = ClosedLoopCwfs(index=index, add_remotes=False)
+
+        # MTCS mocks
+        self.script.mtcs.assert_all_enabled = unittest.mock.AsyncMock()
+
+        # LSSTCam mocks
+        self.script.lsstcam.assert_all_enabled = unittest.mock.AsyncMock()
+        self.script.lsstcam.take_acq = unittest.mock.AsyncMock()
+
+        # MTAOS mocks
+        self.script.mtaos.rem.mtaos = unittest.mock.AsyncMock()
+        self.script.mtaos.rem.mtaos.configure_mock(
+            **{
+                "cmd_runWEP.set_start": unittest.mock.AsyncMock(),
+                "cmd_runOFC.set_start": self.get_offsets,
+                "evt_wavefrontError.next": self.return_zernikes,
+                "evt_degreeOfFreedom.next": self.return_offsets,
+                "cmd_issueCorrection.start": self.apply_offsets,
+            }
+        )
+
+        self.state_0 = np.zeros(50)
+        self.state_0[:5] += 1
+
+        self.corrections = np.zeros(50)
+        return (self.script,)
+
+    async def return_zernikes(self, *args, **kwargs):
+        return np.random.rand(19)
+
+    async def return_offsets(self, *args, **kwargs):
+        return self.corrections
+
+    async def apply_offsets(self, *args, **kwags):
+        await asyncio.sleep(0.5)
+        self.state_0 += self.corrections
+
+    async def get_offsets(self, *args, **kwags):
+        # return corrections to be non zero the first time this is called
+        await asyncio.sleep(0.5)
+        self.corrections = np.zeros(50)
+
+        if any(self.state_0):
+            self.corrections[:5] -= 0.5
+
+    async def test_configure(self):
+        # Try configure with minimum set of parameters declared
+        async with self.make_script():
+            max_iter = 10
+            rotation_angle = 30.0
+            exposure_time = 30
+            filter = "r"
+            used_dofs = ["M2_dz", "M2_dx", "M2_dy", "M2_rx", "M2_ry"]
+            threshold = [0.005] * 50
+            apply_corrections = True
+
+            await self.configure_script(
+                max_iter=max_iter,
+                rotation_angle=rotation_angle,
+                exposure_time=exposure_time,
+                filter=filter,
+                used_dofs=used_dofs,
+                threshold=threshold,
+                apply_corrections=apply_corrections,
+            )
+
+            assert self.script.max_iter == max_iter
+            assert self.script.rotation_angle == rotation_angle
+            assert self.script.exposure_time == exposure_time
+            assert self.script.filter == filter
+
+            configured_dofs = np.zeros(50)
+            configured_dofs[:5] += 1
+            assert all(self.script.used_dofs == configured_dofs)
+            assert self.script.threshold == threshold
+            assert self.script.apply_corrections == apply_corrections
+
+    async def test_run(self):
+        # Start the test itself
+        async with self.make_script():
+            await self.configure_script(
+                max_iter=10,
+                filter="r",
+                used_dofs=[0, 1, 2, 3, 4],
+            )
+
+            # Run the script
+            await self.run_script()
+
+            assert all(self.state_0 == np.zeros(50))
+
+    async def test_executable(self):
+        scripts_dir = standardscripts.get_scripts_dir()
+        script_path = scripts_dir / "maintel" / "closed_loop_cwfs.py"
+        await self.check_executable(script_path)
+
+
+if __name__ == "__main__":
+    unittest.main()