Update to k6-core master and fix BPool

We detected an incompatibility with k6-core:
(https://github.com/grafana/xk6-browser/actions/runs/4434049483/attempts/2)

- BPool becomes BufferPool in grafana/k6#2879.

This PR fixes the issue.

Co-authored-by: ka3de <daniel.jimenez@grafana.com>

go.mod

@@ -8,10 +8,9 @@ require (
 	github.com/gorilla/websocket v1.5.0
 	github.com/mailru/easyjson v0.7.7
 	github.com/mccutchen/go-httpbin v1.1.2-0.20190116014521-c5cb2f4802fa
-	github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c
 	github.com/sirupsen/logrus v1.9.0
 	github.com/stretchr/testify v1.8.2
-	go.k6.io/k6 v0.43.1
+	go.k6.io/k6 v0.43.2-0.20230315144817-12f5dd846338
 	golang.org/x/net v0.7.0
 	golang.org/x/sync v0.0.0-20220819030929-7fc1605a5dde
 	gopkg.in/guregu/null.v3 v3.3.0

go.sum

@@ -96,8 +96,6 @@ github.com/onsi/gomega v1.10.1/go.mod h1:iN09h71vgCQne3DLsj+A5owkum+a2tYe+TOCB1y
 github.com/onsi/gomega v1.17.0/go.mod h1:HnhC7FXeEQY45zxNK3PPoIUhzk/80Xly9PcubAlGdZY=
 github.com/onsi/gomega v1.18.1 h1:M1GfJqGRrBrrGGsbxzV5dqM2U2ApXefZCQpkukxYRLE=
 github.com/onsi/gomega v1.18.1/go.mod h1:0q+aL8jAiMXy9hbwj2mr5GziHiwhAIQpFmmtT5hitRs=
-github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c h1:rp5dCmg/yLR3mgFuSOe4oEnDDmGLROTvMragMUXpTQw=
-github.com/oxtoacart/bpool v0.0.0-20190530202638-03653db5a59c/go.mod h1:X07ZCGwUbLaax7L0S3Tw4hpejzu63ZrrQiUe6W0hcy0=
 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/rogpeppe/go-internal v1.6.1 h1:/FiVV8dS/e+YqF2JvO3yXRFbBLTIuSDkuC7aBOAvL+k=
@@ -111,7 +109,6 @@ github.com/spf13/afero v1.1.2/go.mod h1:j4pytiNVoe2o6bmDsKpLACNPDBIoEAkihy7loJ1B
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/objx v0.4.0/go.mod h1:YvHI0jy2hoMjB+UWwv71VJQ9isScKT/TqJzVSSt89Yw=
 github.com/stretchr/objx v0.5.0/go.mod h1:Yh+to48EsGEfYuaHDzXPcE3xhTkx73EhmCGUpEOglKo=
-github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.5.1/go.mod h1:5W2xD1RspED5o8YsWQXVCued0rvSQ+mT+I5cxcmMvtA=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
 github.com/stretchr/testify v1.7.1/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=
@@ -127,8 +124,8 @@ github.com/tidwall/pretty v1.2.1 h1:qjsOFOWWQl+N3RsoF5/ssm1pHmJJwhjlSbZ51I6wMl4=
 github.com/tidwall/pretty v1.2.1/go.mod h1:ITEVvHYasfjBbM0u2Pg8T2nJnzm8xPwvNhhsoaGGjNU=
 github.com/yuin/goldmark v1.2.1/go.mod h1:3hX8gzYuyVAZsxl0MRgGTJEmQBFcNTphYh9decYSb74=
 github.com/yuin/goldmark v1.4.13/go.mod h1:6yULJ656Px+3vBD8DxQVa3kxgyrAnzto9xy5taEt/CY=
-go.k6.io/k6 v0.43.1 h1:5VgFqPhZQF1oEUM+9LJ1t54YJTSHNU4vLx5YEuOwCSo=
-go.k6.io/k6 v0.43.1/go.mod h1:eViUvOYYvW9ckMoQDv4qvOVhwrYFqhUm1i+PK/VFBmI=
+go.k6.io/k6 v0.43.2-0.20230315144817-12f5dd846338 h1:U++K4C7gWBx/BSiJEvPq67qAqVwi2nILfqHjv5sIew8=
+go.k6.io/k6 v0.43.2-0.20230315144817-12f5dd846338/go.mod h1:vJpKriw44UO0oN63Kp7ES4cxXULAe/S6k9hCVR5hQWs=
 golang.org/x/crypto v0.0.0-20190308221718-c2843e01d9a2/go.mod h1:djNgcEr1/C05ACkg1iLfiJU5Ep61QUkGW8qpdssI0+w=
 golang.org/x/crypto v0.0.0-20191011191535-87dc89f01550/go.mod h1:yigFU9vqHzYiE8UmvKecakEJjdnWj3jj499lnFckfCI=
 golang.org/x/crypto v0.0.0-20200622213623-75b288015ac9/go.mod h1:LzIPMQfyMNhhGPhUkYOs5KpL4U8rLKemX1yGLhDgUto=

k6ext/k6test/vu.go

@@ -12,7 +12,6 @@ import (
 	k6metrics "go.k6.io/k6/metrics"
 
 	"github.com/dop251/goja"
-	"github.com/oxtoacart/bpool"
 	"github.com/stretchr/testify/require"
 	"gopkg.in/guregu/null.v3"
 )
@@ -75,7 +74,7 @@ func NewVU(tb testing.TB) *VU {
 		},
 		Logger:         k6testutils.NewLogger(tb),
 		Group:          root,
-		BPool:          bpool.NewBufferPool(1),
+		BufferPool:     k6lib.NewBufferPool(),
 		Samples:        samples,
 		Tags:           k6lib.NewVUStateTags(tags.With("group", root.Path)),
 		BuiltinMetrics: k6metrics.RegisterBuiltinMetrics(k6metrics.NewRegistry()),