diff --git a/test/test_reshuffling.py b/test/test_reshuffling.py
new file mode 100644
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--- /dev/null
+++ b/test/test_reshuffling.py
@@ -0,0 +1,68 @@
+# emacs: -*- mode: python; py-indent-offset: 4; indent-tabs-mode: nil -*-
+# vi: set ft=python sts=4 ts=4 sw=4 et:
+#
+# Copyright 2021 The NiPreps Developers <nipreps@gmail.com>
+#
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#     http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# We support and encourage derived works from this project, please read
+# about our expectations at
+#
+#     https://www.nipreps.org/community/licensing/
+#
+"""Unit test testing the ramspling functions in index.py."""
+from qkay.index import (
+    anonymize_reports,
+    repeat_reports,
+    shuffle_reports,
+)
+
+
+def test_shuffle_reports():
+    """
+    Test the shuffle_reports function.
+    """
+    list_of_files = ["file1.txt", "file2.txt", "file3.txt"]
+    random_seed = 42
+
+    shuffled_list = shuffle_reports(list_of_files, random_seed)
+
+    assert len(shuffled_list) == len(list_of_files)
+    assert set(shuffled_list) == set(list_of_files)
+
+
+def test_anonymize_reports():
+    """
+    Test the anonymize_reports function.
+    """
+    shuffled_list = ["file1.txt", "file2.txt", "file3.txt"]
+    dataset_name = "dataset"
+
+    anonymized_list = anonymize_reports(shuffled_list, dataset_name)
+
+    assert len(anonymized_list) == len(shuffled_list)
+    assert all(item.startswith("A-" + dataset_name + "_") for item in anonymized_list)
+
+
+def test_repeat_reports():
+    """
+    Test the repeat_reports function.
+    """
+    original_list = ["file1.txt", "file2.txt", "file3.txt"]
+    number_of_subjects_to_repeat = 2
+
+    repeated_list = repeat_reports(original_list, number_of_subjects_to_repeat)
+
+    assert len(repeated_list) == len(original_list) + number_of_subjects_to_repeat
+    assert all(item in repeated_list for item in original_list)
+