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chekc that size input to newHamtShard is a power of two

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License: MIT
Signed-off-by: Jeromy <why@ipfs.io>
This commit is contained in:
Jeromy
2016-11-22 12:31:10 -08:00
committed by Jeromy
parent 8d4791c9bb
commit 62bb7c966d
4 changed files with 59 additions and 20 deletions
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21
unixfs/hamt/hamt_test.go
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@ -30,7 +30,7 @@ func makeDir(ds dag.DAGService, size int) ([]string, *HamtShard, error) {
}
func makeDirWidth(ds dag.DAGService, size, width int) ([]string, *HamtShard, error) {
s := NewHamtShard(ds, width)
s, _ := NewHamtShard(ds, width)
var dirs []string
for i := 0; i < size; i++ {
@ -136,7 +136,7 @@ func TestBasicSet(t *testing.T) {
func TestDirBuilding(t *testing.T) {
ds := mdtest.Mock()
s := NewHamtShard(ds, 256)
s, _ := NewHamtShard(ds, 256)
_, s, err := makeDir(ds, 200)
if err != nil {
@ -159,7 +159,7 @@ func TestDirBuilding(t *testing.T) {
func TestShardReload(t *testing.T) {
ds := mdtest.Mock()
s := NewHamtShard(ds, 256)
s, _ := NewHamtShard(ds, 256)
ctx := context.Background()
_, s, err := makeDir(ds, 200)
@ -287,7 +287,7 @@ func TestSetAfterMarshal(t *testing.T) {
func TestDuplicateAddShard(t *testing.T) {
ds := mdtest.Mock()
dir := NewHamtShard(ds, 256)
dir, _ := NewHamtShard(ds, 256)
nd := new(dag.ProtoNode)
ctx := context.Background()
@ -410,7 +410,7 @@ func TestRemoveElemsAfterMarshal(t *testing.T) {
func TestBitfieldIndexing(t *testing.T) {
ds := mdtest.Mock()
s := NewHamtShard(ds, 256)
s, _ := NewHamtShard(ds, 256)
set := func(i int) {
s.bitfield.SetBit(s.bitfield, i, 1)
@ -444,7 +444,7 @@ func TestBitfieldIndexing(t *testing.T) {
// itself.
func TestSetHamtChild(t *testing.T) {
ds := mdtest.Mock()
s := NewHamtShard(ds, 256)
s, _ := NewHamtShard(ds, 256)
ctx := context.Background()
e := ft.EmptyDirNode()
@ -519,7 +519,7 @@ func printDiff(ds dag.DAGService, a, b *dag.ProtoNode) {
func BenchmarkHAMTSet(b *testing.B) {
ds := mdtest.Mock()
sh := NewHamtShard(ds, 256)
sh, _ := NewHamtShard(ds, 256)
nd, err := sh.Node()
if err != nil {
b.Fatal(err)
@ -550,3 +550,10 @@ func BenchmarkHAMTSet(b *testing.B) {
nd = out
}
}
func TestHamtBadSize(t *testing.T) {
_, err := NewHamtShard(nil, 7)
if err == nil {
t.Fatal("should have failed to construct hamt with bad size")
}
}