Merge pull request #35 from kcroker/update_tests

Update pytest_image_diff to v0.0.14
kcroker · Jan 27, 2025 · 32fe296 · 32fe296
2 parents 04495f8 + 8f0de1d
commit 32fe296
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Showing 5 changed files with 12 additions and 11 deletions.
diff --git a/dpsprep/test_images.py b/dpsprep/test_images.py
@@ -18,7 +18,8 @@ def test_djvu_page_to_image_bitonal(image_diff: ImageDiffProtocol) -> None:
     )
     document.decoding_job.wait()
 
-    fixture = Image.open('fixtures/lipsum_01.png').convert('1')
+    fixture = Image.open('fixtures/lipsum_01.png')
     result = djvu_page_to_image(document.pages[0], mode='infer', i=0)
 
-    assert image_diff(fixture, result, threshold=1e-2)
+    # pytest_image_diff (as of v0.0.14) wants to convert monochrome images to LA mode and fails, so we do it manually
+    assert image_diff(fixture.convert('LA'), result.convert('LA'), threshold=1e-2)
diff --git a/fixtures/lipsum_01.png b/fixtures/lipsum_01.png
diff --git a/fixtures/makefile b/fixtures/makefile
@@ -10,7 +10,7 @@ all: lipsum_01.txt lipsum_01.png lipsum_lines.djvu lipsum_words.djvu
 	pdftotext -l 1 -layout $*.pdf $*_01.txt
 
 %_01.png: %.pdf
-	gs -sDEVICE=png16m -r300 -dLastPage=1 -o $*_01.png $*.pdf
+	gs -sDEVICE=pngmono -r300 -dLastPage=1 -o $*_01.png $*.pdf
 
 %_words.djvu: %.pdf
 	djvudigital --words $*.pdf

diff --git a/poetry.lock b/poetry.lock
diff --git a/pyproject.toml b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "dpsprep"
-version = "2.2.11"
+version = "2.2.12"
 description = "A DjVu to PDF converter with a focus on small output size and the ability to preserve document outlines and text layers"
 authors = ["Kevin Arthur Schiff Croker", "Ianis Vasilev"]
 license = "GPL-3.0-or-later"
@@ -18,7 +18,7 @@ pillow = "^11.1.0"
 [tool.poetry.group.dev.dependencies]
 mypy = "^1.14.1"
 pytest = "^7.4.4"
-pytest-image-diff = "^0.0.11"
+pytest-image-diff = "^0.0.14"
 ruff = "^0.9.3"
 types-fpdf2 = "^2.8.2.20241223"
 types-pillow = "^10.2.0.20240822"