From 596995a0697a64e0c2d6a10575d6ce6ea758874a Mon Sep 17 00:00:00 2001
From: clausmichele <claus.michele@hotmail.it>
Date: Fri, 29 Sep 2023 15:43:41 +0200
Subject: [PATCH] Added label test

---
 tests/test_arrays.py | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)

diff --git a/tests/test_arrays.py b/tests/test_arrays.py
index e052547f..ff68a484 100644
--- a/tests/test_arrays.py
+++ b/tests/test_arrays.py
@@ -48,6 +48,24 @@ def test_array_element(
 
     xr.testing.assert_equal(output_cube, input_cube.isel({"bands": 1}, drop=True))
 
+    # Use a label
+    _process = partial(
+        process_registry["array_element"].implementation,
+        label="B02",
+        data=ParameterReference(from_parameter="data"),
+    )
+
+    output_cube = reduce_dimension(data=input_cube, reducer=_process, dimension="bands")
+
+    general_output_checks(
+        input_cube=input_cube,
+        output_cube=output_cube,
+        verify_attrs=False,
+        verify_crs=True,
+    )
+
+    xr.testing.assert_equal(output_cube, input_cube.loc[{"bands": "B02"}].drop("bands"))
+
     # When the index is out of range, we expect an ArrayElementNotAvailable exception to be thrown
     _process_not_available = partial(
         process_registry["array_element"].implementation,