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Merged
merged 1 commit into from
May 6, 2025
Merged

Added additional tests #1

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56 changes: 56 additions & 0 deletions Tests/test_image_resample.py
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Original file line number Diff line number Diff line change
Expand Up @@ -165,6 +165,32 @@ def test_reduce_lanczos(self, mode: str) -> None:
for channel in case.split():
self.check_case(channel, self.make_sample(data, (8, 8)))

@pytest.mark.parametrize("mode", ("RGBX", "RGB", "La", "L"))
def test_reduce_mks2013(self, mode: str) -> None:
case = self.make_case(mode, (16, 16), 0xE1)
case = case.resize((8, 8), Image.Resampling.MKS2013)
# fmt: off
data = ("e1 e1 e9 dc"
"e1 e1 e9 dc"
"e9 e9 f1 e3"
"dc dc e4 d8")
# fmt: on
for channel in case.split():
self.check_case(channel, self.make_sample(data, (8, 8)))

@pytest.mark.parametrize("mode", ("RGBX", "RGB", "La", "L"))
def test_reduce_mks2021(self, mode: str) -> None:
case = self.make_case(mode, (16, 16), 0xE1)
case = case.resize((8, 8), Image.Resampling.MKS2021)
# fmt: off
data = ("e1 e1 e3 d7"
"e1 e1 e3 d7"
"e3 e3 e5 d9"
"d7 d7 d9 ce")
# fmt: on
for channel in case.split():
self.check_case(channel, self.make_sample(data, (8, 8)))

@pytest.mark.parametrize("mode", ("RGBX", "RGB", "La", "L"))
def test_enlarge_box(self, mode: str) -> None:
case = self.make_case(mode, (2, 2), 0xE1)
Expand Down Expand Up @@ -226,6 +252,36 @@ def test_enlarge_lanczos(self, mode: str) -> None:
for channel in case.split():
self.check_case(channel, self.make_sample(data, (12, 12)))

@pytest.mark.parametrize("mode", ("RGBX", "RGB", "La", "L"))
def test_enlarge_mks2013(self, mode: str) -> None:
case = self.make_case(mode, (6, 6), 0xE1)
case = case.resize((12, 12), Image.Resampling.MKS2013)
data = (
"e1 e1 e2 ef fb be"
"e1 e1 e2 ef fb be"
"e2 e2 e3 f1 fd bf"
"ef ef f0 ff ff c7"
"fb fb fc ff ff cf"
"be be bf c7 cf a8"
)
for channel in case.split():
self.check_case(channel, self.make_sample(data, (12, 12)))

@pytest.mark.parametrize("mode", ("RGBX", "RGB", "La", "L"))
def test_enlarge_mks2021(self, mode: str) -> None:
case = self.make_case(mode, (6, 6), 0xE1)
case = case.resize((12, 12), Image.Resampling.MKS2021)
data = (
"e3 e1 df e9 f5 bb"
"e1 df dd e7 f3 b9"
"df dd db e5 f1 b8"
"e9 e7 e5 ef fc be"
"f5 f3 f0 fc ff c5"
"bb ba b8 bf c6 a3"
)
for channel in case.split():
self.check_case(channel, self.make_sample(data, (12, 12)))

def test_box_filter_correct_range(self) -> None:
im = Image.new("RGB", (8, 8), "#1688ff").resize(
(100, 100), Image.Resampling.BOX
Expand Down