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tests for env vars

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This commit is contained in:
Alexander 2017-09-19 01:00:18 +03:00
parent db08235c05
commit 654b5f7958
1 changed files with 26 additions and 1 deletions
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27
Tests/test_core_resources.py
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@ -132,7 +132,6 @@ class TestCoreMemory(PillowTestCase):
Image.core.clear_cache()
stats = Image.core.get_stats()
print(stats)
self.assertGreaterEqual(stats['new_count'], 2)
self.assertGreaterEqual(stats['allocated_blocks'], 64)
self.assertGreaterEqual(stats['reused_blocks'], 64)
@ -153,3 +152,29 @@ class TestCoreMemory(PillowTestCase):
self.assertEqual(stats['blocks_cached'], 0)
if not is_pypy:
self.assertGreaterEqual(stats['freed_blocks'], 16)
class TestEnvVars(PillowTestCase):
def tearDown(self):
# Restore default values
Image.core.set_alignment(1)
Image.core.set_block_size(1024*1024)
Image.core.set_blocks_max(0)
Image.core.clear_cache()
def test_units(self):
Image._apply_env_variables({'PILLOW_BLOCKS_MAX': '2K'})
self.assertEqual(Image.core.get_blocks_max(), 2*1024)
Image._apply_env_variables({'PILLOW_BLOCK_SIZE': '2m'})
self.assertEqual(Image.core.get_block_size(), 2*1024*1024)
def test_warnings(self):
self.assert_warning(
UserWarning, Image._apply_env_variables,
{'PILLOW_ALIGNMENT': '15'})
self.assert_warning(
UserWarning, Image._apply_env_variables,
{'PILLOW_BLOCK_SIZE': '1024'})
self.assert_warning(
UserWarning, Image._apply_env_variables,
{'PILLOW_BLOCKS_MAX': 'wat'})