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tests: check duplicate objects are supported

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Check that creating two trees with the exact same content, i.e.
exact same treesum only lead to exactly one object and two
references.
This commit is contained in:
Christian Kellner 2020-01-27 17:41:18 +01:00 • committed by Tom Gundersen
parent 4fe69b756f
commit 8d98696f47
1 changed files with 20 additions and 0 deletions
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20
test/test_objectstore.py
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@ -47,6 +47,26 @@ class TestObjectStore(unittest.TestCase):
assert len(os.listdir(object_store.objects)) == 2
assert len(os.listdir(f"{object_store.refs}/b/")) == 2
def test_duplicate(self):
with tempfile.TemporaryDirectory(dir="/var/tmp") as tmp:
object_store = objectstore.ObjectStore(tmp)
with object_store.new("a") as tree:
p = Path(f"{tree}/A")
p.touch()
with object_store.new("b") as tree:
shutil.copy2(f"{object_store.refs}/a/A",
f"{tree}/A")
assert os.path.exists(f"{object_store.refs}/a")
assert os.path.exists(f"{object_store.refs}/a/A")
assert os.path.exists(f"{object_store.refs}/b/A")
assert len(os.listdir(object_store.refs)) == 2
assert len(os.listdir(object_store.objects)) == 1
assert len(os.listdir(f"{object_store.refs}/a/")) == 1
assert len(os.listdir(f"{object_store.refs}/b/")) == 1
def test_snapshot(self):
object_store = objectstore.ObjectStore(self.store)
with object_store.new("b") as tree: