fix negative values

filecoin-project · Mar 9, 2023 · 8270530 · 8270530
1 parent 155d1a5
commit 8270530
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Showing 2 changed files with 10 additions and 1 deletion.
diff --git a/chain/types/percent.go b/chain/types/percent.go
@@ -13,7 +13,13 @@ import (
 type Percent int64
 
 func (p Percent) String() string {
-	return fmt.Sprintf(`%d.%d`, p/100, p%100)
+	abs := p
+	sign := ""
+	if abs < 0 {
+		abs = -abs
+		sign = "-"
+	}
+	return fmt.Sprintf(`%s%d.%d`, sign, abs/100, abs%100)
 }
 
 func (p Percent) MarshalJSON() ([]byte, error) {

diff --git a/chain/types/percent_test.go b/chain/types/percent_test.go
@@ -15,7 +15,10 @@ func TestPercent(t *testing.T) {
 		{100, "1.0"},
 		{111, "1.11"},
 		{12, "0.12"},
+		{-12, "-0.12"},
 		{1012, "10.12"},
+		{-1012, "-10.12"},
+		{0, "0.0"},
 	} {
 		tc := tc
 		t.Run(fmt.Sprintf("%d <> %s", tc.p, tc.s), func(t *testing.T) {