2 files changed, 7 insertions, 14 deletions
diff --git a/creole/tests/test_project_setup.py b/creole/tests/test_project_setup.py
index b74fdbc..001e8da 100644
--- a/creole/tests/test_project_setup.py
+++ b/creole/tests/test_project_setup.py
@@ -8,6 +8,7 @@ import subprocess
 from pathlib import Path
 
 from creole import __version__
+from creole.setup_utils import assert_rst_readme
 from creole.tests.constants import CREOLE_PACKAGE_ROOT
 
 
@@ -39,6 +40,10 @@ def test_version():
     )
 
 
+def test_assert_rst_readme():
+    assert_rst_readme(package_root=CREOLE_PACKAGE_ROOT)
+
+
 def test_poetry_check():
     poerty_bin = shutil.which('poetry')
 
diff --git a/creole/tests/utils/utils.py b/creole/tests/utils/utils.py
index dd60454..d9fbf29 100644
--- a/creole/tests/utils/utils.py
+++ b/creole/tests/utils/utils.py
@@ -8,8 +8,6 @@
     :license: GNU GPL v3 or above, see LICENSE for more details.
 """
 
-
-import difflib
 import os
 import shutil
 import tempfile
@@ -17,17 +15,7 @@ import textwrap
 import unittest
 from pathlib import Path
 
-
-def make_diff(block1, block2):
-    d = difflib.Differ()
-
-    block1 = block1.replace("\\n", "\\n\n").split("\n")
-    block2 = block2.replace("\\n", "\\n\n").split("\n")
-
-    diff = d.compare(block1, block2)
-
-    result = [f"{line:>2} {i}\n" for line, i in enumerate(diff)]
-    return "".join(result)
+from creole.shared.diff_utils import unified_diff
 
 
 class MarkupTest(unittest.TestCase):
@@ -54,7 +42,7 @@ class MarkupTest(unittest.TestCase):
             return
 
         try:
-            diff = make_diff(first, second)
+            diff = unified_diff(first, second)
         except AttributeError:
             raise self.failureException(f"{first!r} is not {second!r}")