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CI: Test #923

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e8d70e2
mini sleeps
martindurant Dec 18, 2024
af70aba
another one
martindurant Dec 18, 2024
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3 changes: 3 additions & 0 deletions s3fs/tests/test_s3fs.py
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Original file line number Diff line number Diff line change
Expand Up @@ -1408,13 +1408,15 @@ def test_append(s3):
pass # append, no write, big file
data = s3.cat(a)
assert len(data) == 10 * 2**20 and set(data) == set(b"a")
time.sleep(0.1)

with s3.open(a, "ab") as f:
assert f.parts is None
f._initiate_upload()
assert f.parts
assert f.tell() == 10 * 2**20
f.write(b"extra") # append, small write, big file
time.sleep(0.1)
data = s3.cat(a)
assert len(data) == 10 * 2**20 + len(b"extra")
assert data[-5:] == b"extra"
Expand All @@ -1423,6 +1425,7 @@ def test_append(s3):
assert f.tell() == 10 * 2**20 + 5
f.write(b"b" * 10 * 2**20) # append, big write, big file
assert f.tell() == 20 * 2**20 + 5
time.sleep(0.1)
data = s3.cat(a)
assert len(data) == 10 * 2**20 + len(b"extra") + 10 * 2**20
assert data[10 * 2**20 : 10 * 2**20 + 5] == b"extra"
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