diff --git a/tests/conftest.py b/tests/conftest.py
index 7cd8ce960..84f273942 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -181,6 +181,11 @@ def FBP3d_tomobar():
     return "docs/source/pipelines_full/FBP3d_tomobar.yaml"
 
 
+@pytest.fixture
+def LPRec3d_tomobar():
+    return "docs/source/pipelines_full/LPRec3d_tomobar.yaml"
+
+
 @pytest.fixture
 def FBP2d_astra():
     return "docs/source/pipelines_full/FBP2d_astra.yaml"
@@ -310,6 +315,12 @@ def FBP3d_tomobar_distortion_i13_179623_npz():
     )
 
 
+@pytest.fixture
+def LPRec3d_tomobar_i12_119647_npz():
+    # 10 slices numpy array
+    return np.load("tests/test_data/raw_data/i12/LPRec3d_tomobar_i12_119647.npz")
+
+
 @pytest.fixture
 def pipeline_sweep_FBP3d_tomobar_i13_177906_tiffs():
     # several tiff files
diff --git a/tests/test_pipeline_big.py b/tests/test_pipeline_big.py
index c305374a4..8e2558cf4 100644
--- a/tests/test_pipeline_big.py
+++ b/tests/test_pipeline_big.py
@@ -377,6 +377,73 @@ def test_pipe_FBP3d_tomobar_i12_119647_preview(
 # ########################################################################
 
 
+@pytest.mark.full_data
+def test_pipe_LPRec3d_tomobar_i12_119647_preview(
+    get_files: Callable,
+    cmd,
+    i12_119647,
+    LPRec3d_tomobar,
+    LPRec3d_tomobar_i12_119647_npz,
+    output_folder,
+):
+
+    change_value_parameters_method_pipeline(
+        LPRec3d_tomobar,
+        method=[
+            "standard_tomo",
+        ],
+        key=[
+            "preview",
+        ],
+        value=[
+            {"detector_y": {"start": 900, "stop": 1200}},
+        ],
+    )
+
+    cmd.pop(4)  #: don't save all
+    cmd.insert(5, i12_119647)
+    cmd.insert(7, LPRec3d_tomobar)
+    cmd.insert(8, output_folder)
+
+    subprocess.check_output(cmd)
+
+    files = get_files(output_folder)
+
+    #: check the generated reconstruction (hdf5 file)
+    h5_files = list(filter(lambda x: ".h5" in x, files))
+    assert len(h5_files) == 1
+
+    # load the pre-saved numpy array for comparison bellow
+    data_gt = LPRec3d_tomobar_i12_119647_npz["data"]
+    axis_slice = LPRec3d_tomobar_i12_119647_npz["axis_slice"]
+    (slices, sizeX, sizeY) = np.shape(data_gt)
+
+    step = axis_slice // (slices + 2)
+    # store for the result
+    data_result = np.zeros((slices, sizeX, sizeY), dtype=np.float32)
+
+    path_to_data = "data/"
+    h5_file_name = "LPRec3d_tomobar"
+    for file_to_open in h5_files:
+        if h5_file_name in file_to_open:
+            h5f = h5py.File(file_to_open, "r")
+            index_prog = step
+            for i in range(slices):
+                data_result[i, :, :] = h5f[path_to_data][:, index_prog, :]
+                index_prog += step
+            h5f.close()
+        else:
+            message_str = f"File name with {h5_file_name} string cannot be found."
+            raise FileNotFoundError(message_str)
+
+    residual_im = data_gt - data_result
+    res_norm = np.linalg.norm(residual_im.flatten()).astype("float32")
+    assert res_norm < 0.02
+
+
+# ########################################################################
+
+
 @pytest.mark.full_data
 def test_pipe_FBP2d_astra_i12_119647_preview(
     get_files: Callable,