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[#264] storagegroup: Fix out of range

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It panicked when the previous members slice had capacity more than a new one
because of incorrect slicing that led to `out of range`.

Signed-off-by: Pavel Karpy <carpawell@nspcc.ru>
This commit is contained in:
Pavel Karpy 2022-06-07 20:34:46 +03:00 • committed by fyrchik
parent 5518b63432
commit 6ac9deabb8
2 changed files with 14 additions and 2 deletions
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12
storagegroup/storagegroup_test.go
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@ -181,3 +181,15 @@ func generateOIDList() []refs.ObjectID {
return mmV2
}
func TestStorageGroup_SetMembers_DoubleSetting(t *testing.T) {
var sg storagegroup.StorageGroup
mm := []oid.ID{oidtest.ID(), oidtest.ID(), oidtest.ID()} // cap is 3 at least
sg.SetMembers(mm)
// the previous cap is more that a new length;
// slicing should not lead to `out of range`
// and apply update correctly
sg.SetMembers(mm[:1])
}