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Use monkeypatch

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This commit is contained in:
Andrew Murray 2025-02-12 18:36:14 +11:00
parent 3c2310e090
commit 8020d423bc
1 changed files with 13 additions and 15 deletions
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28
Tests/test_file_gif.py
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@ -1345,7 +1345,7 @@ def test_save_I(tmp_path: Path) -> None:
assert_image_equal(reloaded.convert("L"), im.convert("L")) assert_image_equal(reloaded.convert("L"), im.convert("L"))
def test_getdata() -> None: def test_getdata(monkeypatch: pytest.MonkeyPatch) -> None:
# Test getheader/getdata against legacy values. # Test getheader/getdata against legacy values.
# Create a 'P' image with holes in the palette. # Create a 'P' image with holes in the palette.
im = Image._wedge().resize((16, 16), Image.Resampling.NEAREST) im = Image._wedge().resize((16, 16), Image.Resampling.NEAREST)
@ -1354,23 +1354,21 @@ def test_getdata() -> None:
passed_palette = bytes(255 - i // 3 for i in range(768)) passed_palette = bytes(255 - i // 3 for i in range(768))
GifImagePlugin._FORCE_OPTIMIZE = True monkeypatch.setattr(GifImagePlugin, "_FORCE_OPTIMIZE", True)
try:
h = GifImagePlugin.getheader(im, passed_palette)
d = GifImagePlugin.getdata(im)
import pickle h = GifImagePlugin.getheader(im, passed_palette)
d = GifImagePlugin.getdata(im)
# Enable to get target values on pre-refactor version import pickle
# with open('Tests/images/gif_header_data.pkl', 'wb') as f:
# pickle.dump((h, d), f, 1)
with open("Tests/images/gif_header_data.pkl", "rb") as f:
(h_target, d_target) = pickle.load(f)
assert h == h_target # Enable to get target values on pre-refactor version
assert d == d_target # with open('Tests/images/gif_header_data.pkl', 'wb') as f:
finally: # pickle.dump((h, d), f, 1)
GifImagePlugin._FORCE_OPTIMIZE = False with open("Tests/images/gif_header_data.pkl", "rb") as f:
(h_target, d_target) = pickle.load(f)
assert h == h_target
assert d == d_target
def test_lzw_bits() -> None: def test_lzw_bits() -> None: