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fuse: test that the same fs.Node is used for the same file

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This commit is contained in:
Michael Eischer 2024-09-11 21:31:05 +02:00
parent 51173c5003
commit 5ce6ca2219
1 changed files with 28 additions and 0 deletions
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28
internal/fuse/fuse_test.go
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@ -217,6 +217,34 @@ func testTopUIDGID(t *testing.T, cfg Config, repo restic.Repository, uid, gid ui
rtest.Equals(t, uint32(0), attr.Gid)
}
// The Lookup method must return the same Node object unless it was forgotten in the meantime
func testStableLookup(t *testing.T, node fs.Node, path string) fs.Node {
t.Helper()
result, err := node.(fs.NodeStringLookuper).Lookup(context.TODO(), path)
rtest.OK(t, err)
result2, err := node.(fs.NodeStringLookuper).Lookup(context.TODO(), path)
rtest.OK(t, err)
rtest.Assert(t, result == result2, "%v are not the same object", path)
result2.(fs.NodeForgetter).Forget()
result2, err = node.(fs.NodeStringLookuper).Lookup(context.TODO(), path)
rtest.OK(t, err)
rtest.Assert(t, result != result2, "object for %v should change after forget", path)
return result
}
func TestStableNodeObjects(t *testing.T) {
repo := repository.TestRepository(t)
restic.TestCreateSnapshot(t, repo, time.Unix(1460289341, 207401672), 2)
root := NewRoot(repo, Config{})
idsdir := testStableLookup(t, root, "ids")
snapID := loadFirstSnapshot(t, repo).ID().Str()
snapshotdir := testStableLookup(t, idsdir, snapID)
dir := testStableLookup(t, snapshotdir, "dir-0")
testStableLookup(t, dir, "file-2")
}
// Test reporting of fuse.Attr.Blocks in multiples of 512.
func TestBlocks(t *testing.T) {
root := &Root{}