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Fixed test coverage

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This commit is contained in:
Andrew Murray 2017-01-07 13:20:16 +11:00
parent 2a93cdb698
commit 89742225bf
1 changed files with 15 additions and 4 deletions
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19
Tests/test_image.py
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@ -197,11 +197,20 @@ class TestImage(PillowTestCase):
self.assertEqual(img_colors, expected_colors) self.assertEqual(img_colors, expected_colors)
def test_registered_extensions_uninitialized(self): def test_registered_extensions_uninitialized(self):
# Arrange
Image._initialized = 0
extension = Image.EXTENSION
Image.EXTENSION = {}
# Act # Act
ext = Image.registered_extensions() Image.registered_extensions()
# Assert # Assert
self.assertTrue(bool(ext)) self.assertEqual(Image._initialized, 2)
# Restore the original state and assert
Image.EXTENSION = extension
self.assertTrue(Image.EXTENSION)
def test_registered_extensions(self): def test_registered_extensions(self):
# Arrange # Arrange
@ -209,10 +218,12 @@ class TestImage(PillowTestCase):
Image.open('Tests/images/rgb.jpg') Image.open('Tests/images/rgb.jpg')
# Act # Act
ext = Image.registered_extensions() extensions = Image.registered_extensions()
# Assert # Assert
self.assertTrue(bool(ext)) self.assertTrue(bool(extensions))
for ext in ['.cur', '.icns', '.tif', '.tiff']:
self.assertIn(ext, extensions)
def test_effect_mandelbrot(self): def test_effect_mandelbrot(self):
# Arrange # Arrange