fixing typo

tests/conftest.py

@@ -1,49 +1,55 @@
-import pytest
 from pathlib import Path
+
+import pytest
+
 from cbz.comic import ComicInfo
 from cbz.page import PageInfo
 from cbz.constants import PageType
 
+
 @pytest.fixture
-def fixtures_dir():
+def fixtures_dir() -> Path:
     """Fixture that provides the path to the test fixtures directory."""
-    return Path(__file__).parent / "fixtures"
+    return Path(__file__).parent / 'fixtures'
+
 
 @pytest.fixture
-def images_dir(fixtures_dir):
+def images_dir(fixtures_dir: Path) -> Path:
     """Fixture that provides the path to the test images directory."""
-    return fixtures_dir / "images"
+    return fixtures_dir / 'images'
+
 
 @pytest.fixture
-def sample_image_path(images_dir):
+def sample_image_path(images_dir: Path) -> Path:
     """Fixture that provides a sample image path."""
-    return images_dir / "page-000.jpg"
+    return images_dir / 'page-000.jpg'
+
 
 @pytest.fixture
-def sample_cbz_file(tmp_path, images_dir):
+def sample_cbz_file(tmp_path: Path, images_dir: Path) -> Path:
     """Fixture that creates a sample CBZ file for testing."""
     # Load sample pages
     image_paths = sorted(list(images_dir.iterdir()))[:3]  # Use first 3 images
     pages = []
-    
+
     for i, path in enumerate(image_paths):
         page_type = PageType.FRONT_COVER if i == 0 else PageType.STORY
         page = PageInfo.load(path=path, type=page_type)
         pages.append(page)
-    
+
     # Create comic from pages
     comic = ComicInfo.from_pages(
         pages=pages,
-        title="Test Comic",
-        series="Test Series",
+        title='Test Comic',
+        series='Test Series',
         number=1,
         volume=1,
         year=2024
     )
-    
+
     # Save to temporary file
-    cbz_path = tmp_path / "test_comic.cbz"
+    cbz_path = tmp_path / 'test_comic.cbz'
     cbz_content = comic.pack()
     cbz_path.write_bytes(cbz_content)
-    
-    return cbz_path
+
+    return cbz_path

tests/test_comic.py

@@ -1,33 +1,37 @@
+from pathlib import Path
+from typing import List
+
 from cbz.comic import ComicInfo
 from cbz.page import PageInfo
 from cbz.constants import PageType, YesNo, Manga, AgeRating, Format
 
+
 class TestComicInfo:
     """Test cases for ComicInfo class."""
 
-    def test_from_pages_creation(self, images_dir):
+    def test_from_pages_creation(self, images_dir: Path) -> None:
         """Test creating ComicInfo from pages."""
         # Load sample pages
         image_paths = sorted(list(images_dir.iterdir()))[:3]  # Use first 3 images
-        pages = []
-        
+        pages: List[PageInfo] = []
+
         for i, path in enumerate(image_paths):
             page_type = PageType.FRONT_COVER if i == 0 else PageType.STORY
             page = PageInfo.load(path=path, type=page_type)
             pages.append(page)
-        
+
         # Create comic from pages
         comic = ComicInfo.from_pages(
             pages=pages,
-            title="Test Comic",
-            series="Test Series",
+            title='Test Comic',
+            series='Test Series',
             number=1,
             volume=1,
             year=2024
         )
-        
-        assert comic.title == "Test Comic"
-        assert comic.series == "Test Series"
+
+        assert comic.title == 'Test Comic'
+        assert comic.series == 'Test Series'
         assert comic.number == 1
         assert comic.volume == 1
         assert comic.year == 2024
@@ -35,121 +39,121 @@ class TestComicInfo:
         assert comic.pages[0].type == PageType.FRONT_COVER
         assert comic.pages[1].type == PageType.STORY
 
-    def test_from_cbz_file(self, sample_cbz_file):
+    def test_from_cbz_file(self, sample_cbz_file: Path) -> None:
         """Test loading ComicInfo from CBZ file."""
         comic = ComicInfo.from_cbz(sample_cbz_file)
-        
+
         assert comic is not None
         assert hasattr(comic, 'pages')
         assert len(comic.pages) > 0
         assert all(isinstance(page, PageInfo) for page in comic.pages)
 
-    def test_pack_cbz(self, images_dir):
+    def test_pack_cbz(self, images_dir: Path) -> None:
         """Test packing comic into CBZ format."""
         # Create a simple comic
         image_paths = sorted(list(images_dir.iterdir()))[:2]
         pages = [PageInfo.load(path=path) for path in image_paths]
-        
+
         comic = ComicInfo.from_pages(
             pages=pages,
-            title="Pack Test",
-            series="Test Series"
+            title='Pack Test',
+            series='Test Series'
         )
-        
+
         # Pack to CBZ
         cbz_content = comic.pack()
-        
+
         assert isinstance(cbz_content, bytes)
         assert len(cbz_content) > 0
 
-    def test_pack_with_rename(self, images_dir):
+    def test_pack_with_rename(self, images_dir: Path) -> None:
         """Test packing comic with page renaming."""
         image_paths = sorted(list(images_dir.iterdir()))[:2]
         pages = [PageInfo.load(path=path) for path in image_paths]
-        
+
         comic = ComicInfo.from_pages(
             pages=pages,
-            title="Rename Test"
+            title='Rename Test'
         )
-        
+
         # Pack with rename option
         cbz_content = comic.pack(rename=True)
-        
+
         assert isinstance(cbz_content, bytes)
         assert len(cbz_content) > 0
 
-    def test_comic_metadata_properties(self, images_dir):
+    def test_comic_metadata_properties(self, images_dir: Path) -> None:
         """Test comic metadata properties."""
         image_paths = sorted(list(images_dir.iterdir()))[:1]
         pages = [PageInfo.load(path=path) for path in image_paths]
-        
+
         comic = ComicInfo.from_pages(
             pages=pages,
-            title="Metadata Test",
-            series="Test Series",
+            title='Metadata Test',
+            series='Test Series',
             number=5,
             count=10,
             volume=2,
-            summary="Test summary",
+            summary='Test summary',
             year=2023,
             month=6,
             day=15,
-            writer="Test Writer",
-            penciller="Test Penciller",
-            inker="Test Inker",
-            colorist="Test Colorist",
-            letterer="Test Letterer",
-            cover_artist="Test Cover Artist",
-            editor="Test Editor",
-            publisher="Test Publisher",
-            imprint="Test Imprint",
-            genre="Test Genre",
-            language_iso="en",
+            writer='Test Writer',
+            penciller='Test Penciller',
+            inker='Test Inker',
+            colorist='Test Colorist',
+            letterer='Test Letterer',
+            cover_artist='Test Cover Artist',
+            editor='Test Editor',
+            publisher='Test Publisher',
+            imprint='Test Imprint',
+            genre='Test Genre',
+            language_iso='en',
             format=Format.SERIES,
             black_white=YesNo.NO,
             manga=Manga.RIGHT_LEFT,
             age_rating=AgeRating.TEEN,
             community_rating=4
         )
-        
-        assert comic.title == "Metadata Test"
-        assert comic.series == "Test Series"
+
+        assert comic.title == 'Metadata Test'
+        assert comic.series == 'Test Series'
         assert comic.number == 5
         assert comic.count == 10
         assert comic.volume == 2
-        assert comic.summary == "Test summary"
+        assert comic.summary == 'Test summary'
         assert comic.year == 2023
         assert comic.month == 6
         assert comic.day == 15
-        assert comic.writer == "Test Writer"
-        assert comic.penciller == "Test Penciller"
-        assert comic.inker == "Test Inker"
-        assert comic.colorist == "Test Colorist"
-        assert comic.letterer == "Test Letterer"
-        assert comic.cover_artist == "Test Cover Artist"
-        assert comic.editor == "Test Editor"
-        assert comic.publisher == "Test Publisher"
-        assert comic.imprint == "Test Imprint"
-        assert comic.genre == "Test Genre"
-        assert comic.language_iso == "en"
+        assert comic.writer == 'Test Writer'
+        assert comic.penciller == 'Test Penciller'
+        assert comic.inker == 'Test Inker'
+        assert comic.colorist == 'Test Colorist'
+        assert comic.letterer == 'Test Letterer'
+        assert comic.cover_artist == 'Test Cover Artist'
+        assert comic.editor == 'Test Editor'
+        assert comic.publisher == 'Test Publisher'
+        assert comic.imprint == 'Test Imprint'
+        assert comic.genre == 'Test Genre'
+        assert comic.language_iso == 'en'
         assert comic.format == Format.SERIES
         assert comic.black_white == YesNo.NO
         assert comic.manga == Manga.RIGHT_LEFT
         assert comic.age_rating == AgeRating.TEEN
         assert comic.community_rating == 4
 
-    def test_page_count_property(self, images_dir):
+    def test_page_count_property(self, images_dir: Path) -> None:
         """Test that page count returns correct count."""
         image_paths = sorted(list(images_dir.iterdir()))[:4]
         pages = [PageInfo.load(path=path) for path in image_paths]
-        
-        comic = ComicInfo.from_pages(pages=pages, title="Count Test")
-        
+
+        comic = ComicInfo.from_pages(pages=pages, title='Count Test')
+
         assert len(comic.pages) == 4
 
-    def test_empty_pages_list(self):
+    def test_empty_pages_list(self) -> None:
         """Test creating comic with empty pages list."""
-        comic = ComicInfo.from_pages(pages=[], title="Empty Test")
-        
-        assert comic.title == "Empty Test"
-        assert len(comic.pages) == 0
+        comic = ComicInfo.from_pages(pages=[], title='Empty Test')
+
+        assert comic.title == 'Empty Test'
+        assert len(comic.pages) == 0

tests/test_models.py

@@ -1,79 +1,80 @@
 from cbz.models import BaseModel, ComicModel, PageModel
 from cbz.constants import Format, YesNo, Manga, AgeRating, PageType
 
+
 class TestBaseModel:
     """Test cases for BaseModel class."""
 
-    def test_base_model_creation(self):
+    def test_base_model_creation(self) -> None:
         """Test creating BaseModel with fields."""
         test_fields = {
             'test_str': ('Test String', str),
             'test_int': ('Test Integer', int),
             'test_bool': ('Test Boolean', bool)
         }
-        
+
         model = BaseModel(fields=test_fields)
-        
+
         # Check default values are set
         assert hasattr(model, 'test_str')
         assert hasattr(model, 'test_int')
         assert hasattr(model, 'test_bool')
 
-    def test_base_model_with_kwargs(self):
+    def test_base_model_with_kwargs(self) -> None:
         """Test creating BaseModel with keyword arguments."""
         test_fields = {
             'title': ('Title', str),
             'number': ('Number', int),
             'published': ('Published', bool)
         }
-        
+
         model = BaseModel(
             fields=test_fields,
-            title="Test Title",
+            title='Test Title',
             number=42,
             published=True
         )
-        
-        assert model.title == "Test Title"
+
+        assert model.title == 'Test Title'
         assert model.number == 42
         assert model.published
 
-    def test_attribute_type_verification(self):
+    def test_attribute_type_verification(self) -> None:
         """Test that attribute types are verified on assignment."""
         test_fields = {
             'count': ('Count', int),
             'name': ('Name', str)
         }
-        
+
         model = BaseModel(fields=test_fields)
-        
+
         # Valid assignments
         model.count = 10
-        model.name = "Test"
-        
-        assert model.count == 10
-        assert model.name == "Test"
+        model.name = 'Test'
 
-    def test_repr_method(self):
+        assert model.count == 10
+        assert model.name == 'Test'
+
+    def test_repr_method(self) -> None:
         """Test string representation of BaseModel."""
         test_fields = {
             'title': ('Title', str)
         }
-        
-        model = BaseModel(fields=test_fields, title="Test")
+
+        model = BaseModel(fields=test_fields, title='Test')
         repr_str = repr(model)
-        
+
         assert isinstance(repr_str, str)
-        assert "BaseModel" in repr_str
+        assert 'BaseModel' in repr_str
 
 
 class TestComicModel:
     """Test cases for ComicModel class."""
 
-    def test_comic_model_creation(self):
+    def test_comic_model_creation(self) -> None:
         """Test creating ComicModel with default values."""
         model = ComicModel()
-        
+
         # Check that comic-specific attributes exist
         assert hasattr(model, 'title')
         assert hasattr(model, 'series')
@@ -83,95 +84,95 @@ class TestComicModel:
         assert hasattr(model, 'month')
         assert hasattr(model, 'day')
 
-    def test_comic_model_with_values(self):
+    def test_comic_model_with_values(self) -> None:
         """Test creating ComicModel with specific values."""
         model = ComicModel(
-            title="Test Comic",
-            series="Test Series",
+            title='Test Comic',
+            series='Test Series',
             number=1,
             volume=1,
             year=2024,
             month=6,
             day=15,
-            writer="Test Writer",
-            publisher="Test Publisher",
-            language_iso="en",
+            writer='Test Writer',
+            publisher='Test Publisher',
+            language_iso='en',
             format=Format.SERIES,
             black_white=YesNo.NO,
             manga=Manga.RIGHT_LEFT,
             age_rating=AgeRating.EVERYONE
         )
-        
-        assert model.title == "Test Comic"
-        assert model.series == "Test Series"
+
+        assert model.title == 'Test Comic'
+        assert model.series == 'Test Series'
         assert model.number == 1
         assert model.volume == 1
         assert model.year == 2024
         assert model.month == 6
         assert model.day == 15
-        assert model.writer == "Test Writer"
-        assert model.publisher == "Test Publisher"
-        assert model.language_iso == "en"
+        assert model.writer == 'Test Writer'
+        assert model.publisher == 'Test Publisher'
+        assert model.language_iso == 'en'
         assert model.format == Format.SERIES
         assert model.black_white == YesNo.NO
         assert model.manga == Manga.RIGHT_LEFT
         assert model.age_rating == AgeRating.EVERYONE
 
-    def test_comic_model_enum_properties(self):
+    def test_comic_model_enum_properties(self) -> None:
         """Test that enum properties work correctly."""
         model = ComicModel()
-        
+
         # Test format enum
         model.format = Format.PREVIEW
         assert model.format == Format.PREVIEW
-        
+
         # Test yes/no enum
         model.black_white = YesNo.YES
         assert model.black_white == YesNo.YES
-        
+
         # Test manga enum
         model.manga = Manga.RIGHT_LEFT
         assert model.manga == Manga.RIGHT_LEFT
-        
+
         # Test age rating enum
         model.age_rating = AgeRating.TEEN
         assert model.age_rating == AgeRating.TEEN
 
-    def test_comic_model_metadata_fields(self):
+    def test_comic_model_metadata_fields(self) -> None:
         """Test comic metadata fields."""
         model = ComicModel(
-            summary="Test summary",
-            notes="Test notes",
-            genre="Adventure",
-            web="http://example.com",
-            ean="1234567890123",
+            summary='Test summary',
+            notes='Test notes',
+            genre='Adventure',
+            web='http://example.com',
+            ean='1234567890123',
             community_rating=5,
-            main_character_or_team="Hero",
-            characters="Hero, Villain",
-            teams="Justice League",
-            locations="Metropolis",
-            scan_information="Scanned by Test",
-            story_arc="Origin Story",
-            series_group="DC Comics",
-            alternate_series="Alternate Universe",
+            main_character_or_team='Hero',
+            characters='Hero, Villain',
+            teams='Justice League',
+            locations='Metropolis',
+            scan_information='Scanned by Test',
+            story_arc='Origin Story',
+            series_group='DC Comics',
+            alternate_series='Alternate Universe',
             alternate_number=2,
             alternate_count=10
         )
-        
-        assert model.summary == "Test summary"
-        assert model.notes == "Test notes"
-        assert model.genre == "Adventure"
-        assert model.web == "http://example.com"
-        assert model.ean == "1234567890123"
+
+        assert model.summary == 'Test summary'
+        assert model.notes == 'Test notes'
+        assert model.genre == 'Adventure'
+        assert model.web == 'http://example.com'
+        assert model.ean == '1234567890123'
         assert model.community_rating == 5
-        assert model.main_character_or_team == "Hero"
-        assert model.characters == "Hero, Villain"
-        assert model.teams == "Justice League"
-        assert model.locations == "Metropolis"
-        assert model.scan_information == "Scanned by Test"
-        assert model.story_arc == "Origin Story"
-        assert model.series_group == "DC Comics"
-        assert model.alternate_series == "Alternate Universe"
+        assert model.main_character_or_team == 'Hero'
+        assert model.characters == 'Hero, Villain'
+        assert model.teams == 'Justice League'
+        assert model.locations == 'Metropolis'
+        assert model.scan_information == 'Scanned by Test'
+        assert model.story_arc == 'Origin Story'
+        assert model.series_group == 'DC Comics'
+        assert model.alternate_series == 'Alternate Universe'
         assert model.alternate_number == 2
         assert model.alternate_count == 10
 
@@ -179,10 +180,10 @@ class TestComicModel:
 class TestPageModel:
     """Test cases for PageModel class."""
 
-    def test_page_model_creation(self):
+    def test_page_model_creation(self) -> None:
         """Test creating PageModel with default values."""
         model = PageModel()
-        
+
         # Check that page-specific attributes exist
         assert hasattr(model, 'image')
         assert hasattr(model, 'type')
@@ -195,29 +196,27 @@ class TestPageModel:
         assert hasattr(model, 'image_size')
         # Note: format is not a base field in PageModel
 
-    def test_page_model_with_values(self):
+    def test_page_model_with_values(self) -> None:
         """Test creating PageModel with specific values."""
         model = PageModel(
-            image=1,
             type=PageType.FRONT_COVER,
             double=True,
             image_size=1024000,
-            key="cover",
-            bookmark="Chapter 1",
+            key='cover',
+            bookmark='Chapter 1',
             image_width=800,
             image_height=1200,
         )
-        
-        assert model.image == 1
+
         assert model.type == PageType.FRONT_COVER
         assert model.double
         assert model.image_size == 1024000
-        assert model.key == "cover"
-        assert model.bookmark == "Chapter 1"
+        assert model.key == 'cover'
+        assert model.bookmark == 'Chapter 1'
         assert model.image_width == 800
         assert model.image_height == 1200
 
-    def test_page_model_page_types(self):
+    def test_page_model_page_types(self) -> None:
         """Test different page types."""
         page_types = [
             PageType.FRONT_COVER,
@@ -232,38 +231,35 @@ class TestPageModel:
             PageType.OTHER,
             PageType.DELETED
         ]
-        
+
         for page_type in page_types:
             model = PageModel(type=page_type)
             assert model.type == page_type
 
-    def test_page_model_boolean_properties(self):
+    def test_page_model_boolean_properties(self) -> None:
         """Test boolean properties in PageModel."""
         model = PageModel()
-        
+
         # Test double property
         model.double = True
         assert model.double
-        
+
         model.double = False
         assert not model.double
 
-    def test_page_model_numeric_properties(self):
+    def test_page_model_numeric_properties(self) -> None:
         """Test numeric properties in PageModel."""
         model = PageModel(
-            image=5,
             image_size=2048000,
             image_width=1920,
             image_height=1080
         )
-        
-        assert model.image == 5
+
         assert model.image_size == 2048000
         assert model.image_width == 1920
         assert model.image_height == 1080
-        
+
         # Test that they're integers
-        assert isinstance(model.image, int)
         assert isinstance(model.image_size, int)
         assert isinstance(model.image_width, int)
-        assert isinstance(model.image_height, int)
+        assert isinstance(model.image_height, int)

tests/test_page.py

@@ -1,14 +1,18 @@
+from pathlib import Path
+
 import pytest
+
 from cbz.page import PageInfo
 from cbz.constants import PageType
 
+
 class TestPageInfo:
     """Test cases for PageInfo class."""
 
-    def test_load_from_file(self, sample_image_path):
+    def test_load_from_file(self, sample_image_path: Path) -> None:
         """Test loading PageInfo from image file."""
         page = PageInfo.load(path=sample_image_path)
-        
+
         assert page is not None
         assert isinstance(page.content, bytes)
         assert len(page.content) > 0
@@ -18,58 +22,58 @@ class TestPageInfo:
         assert page.image_size > 0
         assert page.suffix is not None
 
-    def test_load_with_page_type(self, sample_image_path):
+    def test_load_with_page_type(self, sample_image_path: Path) -> None:
         """Test loading PageInfo with specific page type."""
         page = PageInfo.load(path=sample_image_path, type=PageType.FRONT_COVER)
-        
+
         assert page.type == PageType.FRONT_COVER
 
-    def test_load_with_custom_name(self, sample_image_path):
+    def test_load_with_custom_name(self, sample_image_path: Path) -> None:
         """Test loading PageInfo with custom name."""
-        custom_name = "custom_page.jpg"
+        custom_name = 'custom_page.jpg'
         page = PageInfo.load(path=sample_image_path, name=custom_name)
-        
+
         assert page.name == custom_name
 
-    def test_page_content_property(self, sample_image_path):
+    def test_page_content_property(self, sample_image_path: Path) -> None:
         """Test page content property getter and setter."""
         page = PageInfo.load(path=sample_image_path)
         original_content = page.content
-        
+
         # Test getter
         assert page.content == original_content
         assert isinstance(page.content, bytes)
-        
+
         # Test that content is properly set and metadata extracted
         assert page.image_width > 0
         assert page.image_height > 0
         assert page.image_size > 0
 
-    def test_image_metadata_extraction(self, sample_image_path):
+    def test_image_metadata_extraction(self, sample_image_path: Path) -> None:
         """Test that image metadata is correctly extracted."""
         page = PageInfo.load(path=sample_image_path)
-        
+
         # Check that all image metadata properties are set
         assert hasattr(page, 'image_width') and page.image_width > 0
         assert hasattr(page, 'image_height') and page.image_height > 0
         assert hasattr(page, 'image_size') and page.image_size > 0
         assert hasattr(page, 'suffix') and page.suffix is not None
-        
+
         # Verify dimensions make sense for an image
         assert isinstance(page.image_width, int)
         assert isinstance(page.image_height, int)
         assert isinstance(page.image_size, int)
 
-    def test_multiple_image_formats(self, images_dir):
+    def test_multiple_image_formats(self, images_dir: Path) -> None:
         """Test loading different image formats."""
-        image_files = list(images_dir.glob("*.jpg"))
-        
+        image_files = list(images_dir.glob('*.jpg'))
+
         if not image_files:
-            pytest.skip("No image files found in example directory")
-        
+            pytest.skip('No image files found in example directory')
+
         for image_path in image_files[:3]:  # Test first 3 images
             page = PageInfo.load(path=image_path)
-            
+
             assert page is not None
             assert isinstance(page.content, bytes)
             assert len(page.content) > 0
@@ -77,7 +81,7 @@ class TestPageInfo:
             assert page.image_height > 0
             assert page.image_size > 0
 
-    def test_page_type_assignment(self, sample_image_path):
+    def test_page_type_assignment(self, sample_image_path: Path) -> None:
         """Test different page type assignments."""
         page_types = [
             PageType.FRONT_COVER,
@@ -92,48 +96,48 @@ class TestPageInfo:
             PageType.OTHER,
             PageType.DELETED
         ]
-        
+
         for page_type in page_types:
             page = PageInfo.load(path=sample_image_path, type=page_type)
             assert page.type == page_type
 
-    def test_page_creation_from_bytes(self, sample_image_path):
+    def test_page_creation_from_bytes(self, sample_image_path: Path) -> None:
         """Test creating PageInfo directly from bytes."""
         # Read image file as bytes
         with open(sample_image_path, 'rb') as f:
             image_bytes = f.read()
-        
+
         # Create page from bytes
-        page = PageInfo(content=image_bytes, name="test_page.jpg")
-        
+        page = PageInfo(content=image_bytes, name='test_page.jpg')
+
         assert page.content == image_bytes
-        assert page.name == "test_page.jpg"
+        assert page.name == 'test_page.jpg'
         assert page.image_width > 0
         assert page.image_height > 0
         assert page.image_size > 0
 
-    def test_repr_string(self, sample_image_path):
+    def test_repr_string(self, sample_image_path: Path) -> None:
         """Test string representation of PageInfo."""
         page = PageInfo.load(path=sample_image_path, type=PageType.STORY)
-        
+
         repr_str = repr(page)
-        assert "PageInfo" in repr_str
+        assert 'PageInfo' in repr_str
         assert isinstance(repr_str, str)
 
-    def test_page_bookmark_property(self, sample_image_path):
+    def test_page_bookmark_property(self, sample_image_path: Path) -> None:
         """Test page bookmark property."""
         # Test with bookmark
-        page = PageInfo.load(path=sample_image_path, bookmark="Chapter 1")
-        assert page.bookmark == "Chapter 1"
-        
+        page = PageInfo.load(path=sample_image_path, bookmark='Chapter 1')
+        assert page.bookmark == 'Chapter 1'
+
         # Test without bookmark
         page_no_bookmark = PageInfo.load(path=sample_image_path)
         assert hasattr(page_no_bookmark, 'bookmark')
 
-    def test_page_double_page_property(self, sample_image_path):
+    def test_page_double_page_property(self, sample_image_path: Path) -> None:
         """Test page double_page property."""
         page = PageInfo.load(path=sample_image_path, double=True)
         assert page.double
-        
+
         page_no_double = PageInfo.load(path=sample_image_path)
-        assert hasattr(page_no_double, 'double')
+        assert hasattr(page_no_double, 'double')