def test_inverted_2(self):
# im = {
# 'height': 1,
# 'width': 4,
# 'pixels': [15, 78, 141, 195]
# }
im = {
'height': 2,
'width': 4,
'pixels': [15, 78, 141, 195, 15, 78, 141, 195]
}
result = lab.inverted(im)
print('result:', result)
#
# expected = {
# 'height': 1,
# 'width': 4,
# 'pixels': [240, 177, 114, 60]
# }
expected = {
'height': 2,
'width': 4,
'pixels': [240, 177, 114, 60, 240, 177, 114, 60]
}
self.compare_images(result, expected)
def test_inverted_2(self):
#
im = {"height": 1, "width": 4, "pixels": [18, 69, 142, 216]}
expected = {
"height": 1,
"width": 4,
"pixels": [255 - 18, 255 - 69, 255 - 142, 255 - 216]
}
result = lab.inverted(im)
self.compare_images(result, expected)
def test_inverted_images(fname):
inpfile = os.path.join(TEST_DIRECTORY, 'test_images', '%s.png' % fname)
expfile = os.path.join(TEST_DIRECTORY, 'test_results',
'%s_invert.png' % fname)
im = lab.load_image(inpfile)
oim = object_hash(im)
result = lab.inverted(im)
expected = lab.load_image(expfile)
assert object_hash(
im) == oim, 'Be careful not to modify the original image!'
compare_images(result, expected)
def test_inverted_images(self):
for fname in ('mushroom', 'twocats', 'chess'):
with self.subTest(f=fname):
inpfile = os.path.join(TEST_DIRECTORY, 'test_images', '%s.png' % fname)
expfile = os.path.join(TEST_DIRECTORY, 'test_results', '%s_invert.png' % fname)
im = lab.load_image(inpfile)
oim = object_hash(im)
result = lab.inverted(im)
expected = lab.load_image(expfile)
self.assertEqual(object_hash(im), oim, 'Be careful not to modify the original image!')
self.compare_images(result, expected)
def test_inverted_2():
im = {
'height': 1,
'width': 4,
'pixels': [25, 69, 146, 215],
}
result = lab.inverted(im)
expected = {
'height': 1,
'width': 4,
'pixels': [230, 186, 109, 40],
}
compare_images(result, expected)
def test_inverted_1(self):
im = lab.load_image('test_images/centered_pixel.png')
print('im:', im)
result = lab.inverted(im)
print('result:', result)
expected = {
'height': 11,
'width': 11,
'pixels': [255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 0, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255],
}
self.compare_images(result, expected)
def test_inverted_1():
im = lab.load_image(
os.path.join(TEST_DIRECTORY, 'test_images', 'centered_pixel.png'))
result = lab.inverted(im)
expected = {
'height':
11,
'width':
11,
'pixels': [
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 0, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255, 255,
255, 255, 255
],
}
compare_images(result, expected)
def test_inverted_2():
input = {'height': 1, 'width': 4, 'pixels': [15, 75, 156, 193]}
result = lab.inverted(input)
expected = {'height': 1, 'width': 4, 'pixels': [240, 180, 99, 62]}
compare_images(result, expected)
def test_inverted_2(self):
# REPLACE THIS with your test case from section 3.1
im = {'height': 1, 'width': 4, 'pixels': [21, 85, 153, 212]}
exp = {'height': 1, 'width': 4, 'pixels': [234, 170, 102, 43]}
self.compare_images(lab.inverted(im), exp)
def test_inverted_2(self):
# REPLACE THIS with your test case from section 3.1
im = {'height': 1, 'width': 4, 'pixels': [15, 91, 142, 201]}
result = lab.inverted(im)
expected = {'height': 1, 'width': 4, 'pixels': [240, 164, 113, 54]}
self.compare_images(result, expected)
def test_inverted_2(self):
im = {'height': 1, 'width': 4, 'pixels': [15, 75, 146, 195]}
result = lab.inverted(im)
expected = {'height': 1, 'width': 4, 'pixels': [240, 180, 109, 60]}
self.compare_images(result, expected)
def test_inverted_3(self):
im = lab.load_image('test_images/bluegill.png')
result = lab.inverted(im)
lab.save_image(result,
'/Users/yaxinliu/Downloads/lab0/InvertedImage.png')
def test_inverted_2(self):
# 3.1: Inverting a 4x1 image
im = {'height': 1, 'width': 4, 'pixels': [15, 78, 141, 195]}
result = lab.inverted(im)
expected = {'height': 1, 'width': 4, 'pixels': [240, 177, 114, 60]}
self.compare_images(result, expected)
def test_inverted_2():
im = lab.inverted({'height': 1, 'width': 4, 'pixels': [0, 73, 136, 203]})
expected = {'height': 1, 'width': 4, 'pixels': [255, 182, 119, 52]}
compare_images(im, expected)
