test: skip trie memory usage test when the race detector is enabled

go.mod

@@ -2,4 +2,7 @@ module github.com/libp2p/go-cidranger
 
 go 1.14
 
-require github.com/stretchr/testify v1.4.0
+require (
+	github.com/ipfs/go-detect-race v0.0.1
+	github.com/stretchr/testify v1.4.0
+)

go.sum

 github.com/davecgh/go-spew v1.1.0 h1:ZDRjVQ15GmhC3fiQ8ni8+OwkZQO4DARzQgrnXU1Liz8=
 github.com/davecgh/go-spew v1.1.0/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/ipfs/go-detect-race v0.0.1 h1:qX/xay2W3E4Q1U7d9lNs1sU9nvguX0a7319XbyQ6cOk=
+github.com/ipfs/go-detect-race v0.0.1/go.mod h1:8BNT7shDZPo99Q74BpGMK+4D8Mn4j46UU0LZ723meps=
 github.com/pmezard/go-difflib v1.0.0 h1:4DBwDE0NGyQoBHbLQYPwSUPoCMWR5BEzIk/f1lZbAQM=
 github.com/pmezard/go-difflib v1.0.0/go.mod h1:iKH77koFhYxTK1pcRnkKkqfTogsbg7gZNVY4sRDYZ/4=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=

trie_test.go

@@ -2,6 +2,7 @@ package cidranger
 
 import (
 	"encoding/binary"
+	detectrace "github.com/ipfs/go-detect-race"
 	"math/rand"
 	"net"
 	"runtime"
@@ -486,6 +487,11 @@ func TestTrieMemUsage(t *testing.T) {
 	if testing.Short() {
 		t.Skip("Skipping memory test in `-short` mode")
 	}
+
+	if detectrace.WithRace() {
+		t.Skip("Skipping memory test in `-race` mode")
+	}
+
 	numIPs := 100000
 	runs := 10