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79 lines
2.3 KiB
Python
79 lines
2.3 KiB
Python
from s3tests import realistic
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import shutil
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import tempfile
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# XXX not used for now
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def create_files(mean=2000):
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return realistic.files2(
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mean=1024 * mean,
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stddev=1024 * 500,
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seed=1256193726,
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numfiles=4,
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)
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class TestFiles(object):
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# the size and seed is what we can get when generating a bunch of files
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# with pseudo random numbers based on sttdev, seed, and mean.
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# this fails, demonstrating the (current) problem
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#def test_random_file_invalid(self):
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# size = 2506764
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# seed = 3391518755
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# source = realistic.RandomContentFile(size=size, seed=seed)
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# t = tempfile.SpooledTemporaryFile()
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# shutil.copyfileobj(source, t)
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# precomputed = realistic.PrecomputedContentFile(t)
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# assert precomputed.valid()
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# verifier = realistic.FileVerifier()
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# shutil.copyfileobj(precomputed, verifier)
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# assert verifier.valid()
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# this passes
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def test_random_file_valid(self):
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size = 2506001
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seed = 3391518755
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source = realistic.RandomContentFile(size=size, seed=seed)
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t = tempfile.SpooledTemporaryFile()
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shutil.copyfileobj(source, t)
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precomputed = realistic.PrecomputedContentFile(t)
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verifier = realistic.FileVerifier()
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shutil.copyfileobj(precomputed, verifier)
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assert verifier.valid()
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# new implementation
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class TestFileValidator(object):
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def test_new_file_is_valid(self):
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size = 2506001
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contents = realistic.generate_file_contents(size)
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t = tempfile.SpooledTemporaryFile()
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t.write(contents)
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t.seek(0)
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fp = realistic.FileValidator(t)
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assert fp.valid()
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def test_new_file_is_valid_when_size_is_1(self):
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size = 1
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contents = realistic.generate_file_contents(size)
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t = tempfile.SpooledTemporaryFile()
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t.write(contents)
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t.seek(0)
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fp = realistic.FileValidator(t)
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assert fp.valid()
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def test_new_file_is_valid_on_several_calls(self):
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size = 2506001
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contents = realistic.generate_file_contents(size)
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t = tempfile.SpooledTemporaryFile()
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t.write(contents)
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t.seek(0)
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fp = realistic.FileValidator(t)
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assert fp.valid()
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assert fp.valid()
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