Start writing unit tests

test.py

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+from string import punctuation, whitespace
+
+import pytest
+
+from normalisename import Normalisename
+
+# pylint: disable=redefined-outer-name
+
+SEP = '_'
+WHLI = {'.', '-'}
+OP = None
+
+
+@pytest.fixture
+def normalise():
+    return Normalisename(SEP, WHLI, OP)
+
+
+@pytest.mark.parametrize(
+    'before, after', [
+        (
+            f'this{ws}is{ws}{ws}a{ws}cat',
+            f'this{SEP}is{SEP}a{SEP}cat'
+        ) for ws in whitespace
+    ]
+)
+def test_replace_whitespaces_with_separator(normalise, before, after):
+    assert normalise(before) == after
+
+
+def test_remove_funky_characters(normalise):
+    assert normalise(''.join(set(punctuation).difference(WHLI.union({SEP, '/'})))) == ''
+
+
+def test_remove_accent_from_letters(normalise):
+    assert normalise('éáűöüóőú') == 'eauouoou'
+
+
+def test_dirname_is_not_changed(normalise):
+    assert False
+
+
+def test_name_with_trailing_slash_is_normalised(normalise):
+    assert False