def test_modify(self):
POS = (0, 0)
for img in imgs.get_imgs():
pixel = imgs.wrap(img.getpixel(POS))[0]
evald_img = analyse.modify('value ^ 177', img)
evald_pixel = imgs.wrap(evald_img.getpixel(POS))[0]
self.assertEqual(evald_pixel, pixel ^ 177)
def test_modify(self):
POS = (0, 0)
for img in imgs.get_imgs():
pixel = imgs.wrap(img.getpixel(POS))[0]
evald_img = analyse.modify('value ^ 177', img)
evald_pixel = imgs.wrap(evald_img.getpixel(POS))[0]
self.assertEqual(evald_pixel, pixel ^ 177)
def test_match_imgs(self):
"""Test if the automatic conversion between modes works as intended."""
images = imgs.get_imgs()
for img in images:
with imgs.TempFile(img) as img1_path:
with imgs.TempFile(images[0]) as img2_path:
img1, img2 = analyse.match_imgs(img1_path, img2_path)
self.assertEqual(img1.mode, img2.mode)
def test_diffed_imgs_unequal_bounds(self):
"""Do not detect changes outside comparison bounds."""
for img in imgs.get_imgs():
diff_img = img.crop(box=(0, 0, 50, 50))
diff_color = imgs.sub_from_color(img.color, 20)
img.putpixel(xy=(60, 60), value=diff_color)
differences = list(analyse.diffed_imgs(img, diff_img))
self.assertEqual(0, len(differences))
def test_match_imgs(self):
"""Test if the automatic conversion between modes works as intended."""
images = imgs.get_imgs()
for img in images:
with imgs.TempFile(img) as img1_path:
with imgs.TempFile(images[0]) as img2_path:
img1, img2 = analyse.match_imgs(img1_path, img2_path)
self.assertEqual(img1.mode, img2.mode)
def test_diffed_imgs_unequal_bounds(self):
"""Do not detect changes outside comparison bounds."""
for img in imgs.get_imgs():
diff_img = img.crop(box=(0, 0, 50, 50))
diff_color = imgs.sub_from_color(img.color, 20)
img.putpixel(xy=(60, 60), value=diff_color)
differences = list(analyse.diffed_imgs(img, diff_img))
self.assertEqual(0, len(differences))
def test_find_diffs(self):
DIFF_POS = (20, 20)
for img in imgs.get_imgs():
diff_color = imgs.sub_from_color(img.color, 12)
diff_img = img.copy()
diff_img.putpixel(DIFF_POS, diff_color)
with imgs.TempFile() as path:
analyse.find_diffs(img, diff_img, out_path=path)
out_img = Image.open(path)
self.assertEqual((255, 0, 0), out_img.getpixel(DIFF_POS))
self.assertEqual((0, 0, 0), out_img.getpixel((0, 0)))
def test_find_diffs(self):
DIFF_POS = (20, 20)
for img in imgs.get_imgs():
diff_color = imgs.sub_from_color(img.color, 12)
diff_img = img.copy()
diff_img.putpixel(DIFF_POS, diff_color)
with imgs.TempFile() as path:
analyse.find_diffs(img, diff_img, out_path=path)
out_img = Image.open(path)
self.assertEqual((255, 0 , 0), out_img.getpixel(DIFF_POS))
self.assertEqual((0, 0, 0), out_img.getpixel((0, 0)))
def test_diffed_imgs(self):
"""Introduce one difference and check if it gets detected."""
DIFF_POS = (50, 50)
for img in imgs.get_imgs():
diff_color = imgs.sub_from_color(img.color, 20)
diff_img = img.copy()
diff_img.putpixel(DIFF_POS, diff_color)
differences = list(analyse.diffed_imgs(img, diff_img))
self.assertEqual(1, len(differences))
pos, img_pixel, diff_img_pixel = differences[0]
self.assertEqual(DIFF_POS, pos)
self.assertEqual(diff_color, diff_img_pixel)
self.assertEqual(img.color, img_pixel)
def test_diffed_imgs(self):
"""Introduce one difference and check if it gets detected."""
DIFF_POS = (50, 50)
for img in imgs.get_imgs():
diff_color = imgs.sub_from_color(img.color, 20)
diff_img = img.copy()
diff_img.putpixel(DIFF_POS, diff_color)
differences = list(analyse.diffed_imgs(img, diff_img))
self.assertEqual(1, len(differences))
pos, img_pixel, diff_img_pixel = differences[0]
self.assertEqual(DIFF_POS, pos)
self.assertEqual(diff_color, diff_img_pixel)
self.assertEqual(img.color, img_pixel)
def test_modify_output(self):
img = imgs.get_imgs()[0]
with imgs.TempFile() as tmp_path:
analyse.modify('value ^ 177', img, out_path=tmp_path)
self.assertTrue(os.path.isfile(tmp_path))
def test_diffed_imgs_equal_imgs(self):
"""Don't yield a difference on two equal images."""
for img in imgs.get_imgs():
differences = list(analyse.diffed_imgs(img, img.copy()))
self.assertEqual(0, len(differences))
def test_modify_output(self):
img = imgs.get_imgs()[0]
with imgs.TempFile() as tmp_path:
analyse.modify('value ^ 177', img, out_path=tmp_path)
self.assertTrue(os.path.isfile(tmp_path))
def test_diffed_imgs_equal_imgs(self):
"""Don't yield a difference on two equal images."""
for img in imgs.get_imgs():
differences = list(analyse.diffed_imgs(img, img.copy()))
self.assertEqual(0, len(differences))
