def test_fill_image(self):
"an image turns entirely yellow when the colour WHITE is filled with YELLOW"
img = main.Image(10, 10)
img.fill(0, 0, main.YELLOW)
for row in img.data:
for col in row:
self.assertEqual(col, main.YELLOW)
def test_no_other_pixel_coloured(self):
img = main.Image(10, 10)
cx, cy = 1, 1
img.colour(cx, cy, main.YELLOW)
for i, row in enumerate(img.data):
for j, col in enumerate(row):
if cx == i and cy == j:
# ensure all EXCEPT these coords are white
continue
self.assertTrue(col, main.WHITE)
def test_colour_row(self):
img = main.Image(10, 10)
y, x1, x2 = 1, 3, 7
img.colour_row_segment(x1, x2, y, main.YELLOW)
coord_list = [(x1 + i, y) for i in range(0, x2 - x1 + 1)]
for y, row in enumerate(img.data):
for x, col in enumerate(row):
if (x, y) in coord_list:
self.assertEqual(img.pixel(x, y), main.YELLOW)
else:
self.assertEqual(img.pixel(x, y), main.WHITE)
def test_colour_col(self):
width, height = 10, 10
img = main.Image(width, height)
x, y1, y2 = 1, 3, 7
img.colour_column_segment(x, y1, y2, main.YELLOW)
coords = [(x, y1 + i) for i in range(0, y2 - y1 + 1)]
for y, row in enumerate(img.data):
for x, col in enumerate(row):
if (x, y) in coords:
self.assertEqual(img.pixel(x, y), main.YELLOW)
else:
self.assertEqual(img.pixel(x, y), main.WHITE)
def test_out_of_bounds_col_colouring(self):
width, height = 10, 10
img = main.Image(width, height)
x = 1
self.assertRaises(ValueError, img.colour_column_segment, x, 5,
height + 1, main.YELLOW)
self.assertRaises(ValueError, img.colour_column_segment, x, 5, -1,
main.YELLOW)
self.assertRaises(ValueError, img.colour_column_segment, x, -1, 5,
main.YELLOW)
self.assertRaises(ValueError, img.colour_column_segment, x, height + 1,
5, main.YELLOW)
self.assertRaises(ValueError, img.colour_column_segment, x - 2, 5, 6,
main.YELLOW)
self.assertRaises(ValueError, img.colour_column_segment, width + 1, 5,
6, main.YELLOW)
def test_fill_image2(self):
"""an image with an inner border of black completely
surrounding a single white pixel should have the outer border
turn entirely YELLOW when the WHITE is filled EXCEPT the
single inner white pixel"""
img = main.Image(5, 5)
inner_border = [(1, 1), (2, 1), (3, 1), (1, 2), (3, 2), (1, 3), (2, 3),
(3, 3)]
[img.colour(x, y, main.BLACK) for x, y in inner_border]
img.fill(0, 0, main.YELLOW)
for y, row in enumerate(img.data):
for x, col in enumerate(row):
if (x, y) in inner_border:
self.assertEqual(img.pixel(x, y), main.BLACK)
elif (x, y) == (2, 2):
self.assertEqual(img.pixel(2, 2), main.WHITE)
else:
self.assertEqual(img.pixel(x, y), main.YELLOW)
import main
import matplotlib.pyplot as plt
from skimage.measure import compare_ssim as ssim
from skimage.exposure import rescale_intensity as rescale
import numpy as np
s = main.Server()
s.handler()
i = main.Image()
im = i.return_image(size=32)
hadamard_samples = s.get_data()
o = main.Single()
res1 = o.reconstruction(hadamard_samples,
32,
method='hadamard',
mask='hadamard')
s1 = ssim(
rescale(res1, out_range=(0, 255)).astype("uint8"), im.astype("uint8"))
print(s1)
plt.imshow(res1)
def test_out_of_bounds_pixel_colouring(self):
img = main.Image(10, 10)
self.assertRaises(ValueError, img.colour, 1, 11, main.YELLOW)
self.assertRaises(ValueError, img.colour, 11, 1, main.YELLOW)
self.assertRaises(ValueError, img.colour, -1, 11, main.YELLOW)
self.assertRaises(ValueError, img.colour, 1, -1, main.YELLOW)
def test_colour_pixel(self):
c = main.YELLOW
img = main.Image(10, 10)
img.colour(1, 1, c)
self.assertEqual(img.data[1][1], c)
def test_clear_image(self):
img = main.Image(10, 10, main.BLACK)
img.clear()
for row in img.data:
for col in row:
self.assertEqual(col, main.WHITE)
def test_incorrect_default_colour(self):
img = main.Image(10, 10)
self.assertNotEqual(img.data[0][0], main.BLACK)
def test_default_colours(self):
img = main.Image(10, 10)
for row in img.data:
for col in row:
self.assertEqual(col, main.WHITE)
def test_create_image(self):
x = 10
y = 10
img = main.Image(x, y)
self.assertEqual(x, img.width)
self.assertEqual(y, img.height)