Add test for hints.md (laike9m#103)

Author: F-park

tests/conftest.py

@@ -14,6 +14,7 @@
 CHALLENGES_DIR = Path(__file__).parent.parent / "challenges"
 ALL_QUESTIONS = list(CHALLENGES_DIR.glob("**/question.py"))
 ALL_SOLUTIONS = list(CHALLENGES_DIR.glob("**/solution*.py"))
+ALL_HINTS = list(CHALLENGES_DIR.glob("**/hints.md"))
 
 
 @pytest.fixture()
@@ -35,3 +36,8 @@ def question_file(request):
 @pytest.fixture(params=ALL_SOLUTIONS, ids=lambda x: x.parent.name)
 def solution_file(request):
     return request.param
+
+
+@pytest.fixture(params=ALL_HINTS, ids=lambda x: x.parent.name)
+def hint_file(request) -> Path:
+    return request.param

tests/test_hints.py

@@ -0,0 +1,11 @@
+import re
+from pathlib import Path
+
+
+def test_link(hint_file: Path):
+    # Verify if python docs url link to English documentation
+    matches = re.findall(
+        r"https://docs.python.org/[a-zA-Z]+-?[a-zA-Z]+",
+        hint_file.read_text(encoding="utf-8"),
+    )
+    assert len(matches) == 0