103 lines
3.6 KiB
Python
103 lines
3.6 KiB
Python
import unittest
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import os
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import pathlib
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import PIL.Image as Image
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from data.image_train_item import ImageCaption, ImageTrainItem
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import data.aspects as aspects
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DATA_PATH = pathlib.Path('./test/data')
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class TestImageCaption(unittest.TestCase):
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def setUp(self) -> None:
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with open(DATA_PATH / "test1.txt", encoding='utf-8', mode='w') as f:
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f.write("caption for test1")
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Image.new("RGB", (512,512)).save(DATA_PATH / "test1.jpg")
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Image.new("RGB", (512,512)).save(DATA_PATH / "test2.jpg")
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with open(DATA_PATH / "test_caption.caption", encoding='utf-8', mode='w') as f:
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f.write("caption for test2")
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return super().setUp()
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def tearDown(self) -> None:
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for file in DATA_PATH.glob("test*"):
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file.unlink()
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return super().tearDown()
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def test_constructor(self):
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caption = ImageCaption("hello world", 1.0, ["one", "two", "three"], [1.0]*3, 2048, False)
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self.assertEqual(caption.get_caption(), "hello world, one, two, three")
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caption = ImageCaption("hello world", 1.0, [], [], 2048, False)
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self.assertEqual(caption.get_caption(), "hello world")
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class TestImageTrainItemConstructor(unittest.TestCase):
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def tearDown(self) -> None:
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for file in DATA_PATH.glob("img_*"):
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file.unlink()
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return super().tearDown()
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@staticmethod
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def image_with_size(width, height):
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filename = DATA_PATH / "img_{}x{}.jpg".format(width, height)
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Image.new("RGB", (width, height)).save(filename)
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caption = ImageCaption("hello world", 1.0, [], [], 2048, False)
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return ImageTrainItem(None, caption, aspects.ASPECTS_512, filename, 0.0, 1.0, False, False, 0)
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def test_target_size_computation(self):
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# Square images
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image = self.image_with_size(30, 30)
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self.assertEqual(image.target_wh, [512,512])
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self.assertTrue(image.is_undersized)
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self.assertEqual(image.image_size, (30,30))
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image = self.image_with_size(512, 512)
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self.assertEqual(image.target_wh, [512,512])
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self.assertFalse(image.is_undersized)
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self.assertEqual(image.image_size, (512,512))
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image = self.image_with_size(580, 580)
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self.assertEqual(image.target_wh, [512,512])
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self.assertFalse(image.is_undersized)
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self.assertEqual(image.image_size, (580,580))
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# Landscape images
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image = self.image_with_size(64, 38)
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self.assertEqual(image.target_wh, [640,384])
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self.assertTrue(image.is_undersized)
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self.assertEqual(image.image_size, (64,38))
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image = self.image_with_size(640, 384)
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self.assertEqual(image.target_wh, [640,384])
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self.assertFalse(image.is_undersized)
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self.assertEqual(image.image_size, (640,384))
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image = self.image_with_size(704, 422)
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self.assertEqual(image.target_wh, [640,384])
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self.assertFalse(image.is_undersized)
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self.assertEqual(image.image_size, (704,422))
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# Portrait images
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image = self.image_with_size(38, 64)
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self.assertEqual(image.target_wh, [384,640])
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self.assertTrue(image.is_undersized)
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self.assertEqual(image.image_size, (38,64))
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image = self.image_with_size(384, 640)
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self.assertEqual(image.target_wh, [384,640])
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self.assertFalse(image.is_undersized)
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self.assertEqual(image.image_size, (384,640))
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image = self.image_with_size(422, 704)
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self.assertEqual(image.target_wh, [384,640])
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self.assertFalse(image.is_undersized)
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self.assertEqual(image.image_size, (422,704))
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