test(util/rl_parse_test.go): add tests for invalid number syntax and numbers out of 64 bit int limit

Author: lukewhrit

internal/util/rl_parse_test.go

@@ -17,6 +17,7 @@
 package util_test
 
 import (
+	"strconv"
 	"testing"
 	"time"
 
@@ -30,6 +31,18 @@ func TestParseRatelimiterTooManyParts(t *testing.T) {
 	require.Error(t, err, util.ErrTooManyParts)
 }
 
+func TestParseRatelimiterInvalidSyntax(t *testing.T) {
+	rlString := "1,000x2.0"
+	_, _, err := util.ParseRatelimiterString(rlString)
+	require.Error(t, err, strconv.ErrSyntax)
+}
+
+func TestParseRatelimiterOutOfRange(t *testing.T) {
+	rlString := "9223372036854775808x5"
+	_, _, err := util.ParseRatelimiterString(rlString)
+	require.Error(t, err, strconv.ErrRange)
+}
+
 func TestParseRatelimiterString(t *testing.T) {
 	rlString := "200x5"