diff --git a/tests/unit/datamodules/lightning_datamodules/test_rtk.py b/tests/unit/datamodules/lightning_datamodules/test_rtk.py
new file mode 100644
index 00000000..29f0bc9c
--- /dev/null
+++ b/tests/unit/datamodules/lightning_datamodules/test_rtk.py
@@ -0,0 +1,70 @@
+import os
+import shutil
+
+import pytest
+
+from innofw.core.datamodules.lightning_datamodules.coco_rtk import (
+    DicomCocoComplexingDataModule,
+    DicomCocoDataModuleRTK,
+)
+from innofw.core.datasets.coco_rtk import DicomCocoDatasetRTK
+from innofw.core.datamodules.pandas_datamodules.lung_description_decision_datamodule import (
+    LungDescriptionDecisionPandasDataModule,
+)
+
+rtk_complex = "https://api.blackhole.ai.innopolis.university/public-datasets/rtk/complex_infer.zip"
+rtk_segm = "https://api.blackhole.ai.innopolis.university/public-datasets/rtk/infer.zip"
+lungs = "https://api.blackhole.ai.innopolis.university/public-datasets/rtk/labels.zip"
+
+
+def test_DicomCocoComplexingDataModule():
+    target_dir = "./data/complex/infer"
+    if os.path.exists(target_dir):
+        shutil.rmtree(target_dir)
+    path = {"source": rtk_complex, "target": target_dir}
+    dm = DicomCocoComplexingDataModule(infer=path)
+    dm.setup_infer()
+    ds = dm.predict_dataloader()
+    for batch in ds:
+        break
+    for k in ["image", "mask", "path"]:
+        assert k in batch
+
+
+def test_DicomCocoDataModuleRTK():
+    target_dir = "./data/rtk/infer"
+    if os.path.exists(target_dir):
+        shutil.rmtree(target_dir)
+
+    path = {"source": rtk_segm, "target": target_dir}
+    dm = DicomCocoDataModuleRTK(infer=path)
+    dm.setup_infer()
+    ds = dm.predict_dataloader()
+    for batch in ds:
+        break
+    for k in ["image", "path"]:
+        assert k in batch
+
+
+def test_DicomCocoDataset_rtk():
+    """
+    import this test to run after previous
+    """
+    path = "./data/rtk/infer"
+    ds = DicomCocoDatasetRTK(data_dir=path)
+    for batch in ds:
+        break
+    for k in ["image", "mask", "path"]:
+        assert k in batch
+#
+
+def test_datamodule_description():
+    target_dir = "./data/lung_description/infer"
+    if os.path.exists(target_dir):
+        shutil.rmtree(target_dir)
+    path = {"source": lungs, "target": target_dir}
+    dm = LungDescriptionDecisionPandasDataModule(infer=path)
+    dm.setup_infer()
+    ds = dm.predict_dataloader()
+    for key in "x", "y":
+        assert key in ds