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66 lines
1.7 KiB
Python
66 lines
1.7 KiB
Python
from tester import *
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from PIL import Image
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from PIL import ImageDraw
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import os.path
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BLACK = (0, 0, 0)
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WHITE = (255, 255, 255)
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GRAY = (190, 190, 190)
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DEFAULT_MODE = 'RGB'
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IMAGES_PATH = os.path.join('Tests', 'images', 'imagedraw')
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def test_sanity():
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im = lena("RGB").copy()
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draw = ImageDraw.ImageDraw(im)
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draw = ImageDraw.Draw(im)
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draw.ellipse(list(range(4)))
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draw.line(list(range(10)))
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draw.polygon(list(range(100)))
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draw.rectangle(list(range(4)))
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success()
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def test_deprecated():
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im = lena().copy()
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draw = ImageDraw.Draw(im)
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assert_warning(DeprecationWarning, lambda: draw.setink(0))
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assert_warning(DeprecationWarning, lambda: draw.setfill(0))
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def create_base_image_draw(size, mode=DEFAULT_MODE, background1=WHITE, background2=GRAY):
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img = Image.new(mode, size, background1)
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for x in range(0, size[0]):
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for y in range(0, size[1]):
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if (x + y) % 2 == 0:
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img.putpixel((x, y), background2)
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return (img, ImageDraw.Draw(img))
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def test_square():
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expected = Image.open(os.path.join(IMAGES_PATH, 'square.png'))
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expected.load()
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# Normal polygon
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img, draw = create_base_image_draw((10, 10))
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draw.polygon([(2, 2), (2, 7), (7, 7), (7, 2)], BLACK)
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assert_image_equal(img, expected)
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# Inverted polygon
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img, draw = create_base_image_draw((10, 10))
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draw.polygon([(7, 7), (7, 2), (2, 2), (2, 7)], BLACK)
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assert_image_equal(img, expected)
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# Normal rectangle
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img, draw = create_base_image_draw((10, 10))
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draw.rectangle((2, 2, 7, 7), BLACK)
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assert_image_equal(img, expected)
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# Inverted rectangle
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img, draw = create_base_image_draw((10, 10))
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draw.rectangle((7, 7, 2, 2), BLACK)
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assert_image_equal(img, expected)
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