fix: RelativePow now returns 1 when 0^0

cosmos · Oct 23, 2023 · cc97cf0 · cc97cf0
1 parent f2f47ff
commit cc97cf0
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Showing 2 changed files with 2 additions and 2 deletions.
diff --git a/math/uint.go b/math/uint.go
@@ -243,7 +243,7 @@ func checkNewUint(i *big.Int) (Uint, error) {
 func RelativePow(x, n, b Uint) (z Uint) {
 	if x.IsZero() {
 		if n.IsZero() {
-			z = b // 0^0 = 1
+			z = OneUint() // 0^0 = 1
 			return z
 		}
 		z = ZeroUint() // otherwise 0^a = 0

diff --git a/math/uint_test.go b/math/uint_test.go
@@ -271,7 +271,7 @@ func (s *uintTestSuite) TestRelativePow() {
 		want sdkmath.Uint
 	}{
 		{[]sdkmath.Uint{sdkmath.ZeroUint(), sdkmath.ZeroUint(), sdkmath.OneUint()}, sdkmath.OneUint()},
-		{[]sdkmath.Uint{sdkmath.ZeroUint(), sdkmath.ZeroUint(), sdkmath.NewUint(10)}, sdkmath.NewUint(10)},
+		{[]sdkmath.Uint{sdkmath.ZeroUint(), sdkmath.ZeroUint(), sdkmath.NewUint(10)}, sdkmath.NewUint(1)},
 		{[]sdkmath.Uint{sdkmath.ZeroUint(), sdkmath.OneUint(), sdkmath.NewUint(10)}, sdkmath.ZeroUint()},
 		{[]sdkmath.Uint{sdkmath.NewUint(10), sdkmath.NewUint(2), sdkmath.OneUint()}, sdkmath.NewUint(100)},
 		{[]sdkmath.Uint{sdkmath.NewUint(210), sdkmath.NewUint(2), sdkmath.NewUint(100)}, sdkmath.NewUint(441)},