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_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_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_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_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))
