diff --git a/testing/in_memory_env.go b/testing/in_memory_env.go
new file mode 100644
index 0000000..a4cbcd4
--- /dev/null
+++ b/testing/in_memory_env.go
@@ -0,0 +1,82 @@
+package testing
+
+import (
+	"context"
+	"fmt"
+	"net"
+	"syscall"
+	"time"
+
+	"google.golang.org/grpc"
+
+	"pcloud/api"
+	"pcloud/chunk"
+	"pcloud/master"
+)
+
+type InMemoryEnv struct {
+	m          *grpc.Server
+	c          []*grpc.Server
+	masterConn *grpc.ClientConn
+}
+
+func NewInMemoryEnv(numChunkServers int) (*InMemoryEnv, error) {
+	env := new(InMemoryEnv)
+	syscall.Unlink("/tmp/pcloud/master")
+	lis, err := net.Listen("unix", "/tmp/pcloud/master")
+	if err != nil {
+		return nil, err
+	}
+	server := grpc.NewServer()
+	api.RegisterMetadataStorageServer(server, master.NewMasterServer())
+	go server.Serve(lis)
+
+	var opts []grpc.DialOption
+	opts = append(opts, grpc.WithInsecure())
+	opts = append(opts, grpc.WithBlock())
+	conn, err := grpc.Dial("unix:/tmp/pcloud/master", opts...)
+	if err != nil {
+		return nil, err
+	}
+	env.masterConn = conn
+	client := api.NewMetadataStorageClient(conn)
+
+	env.c = make([]*grpc.Server, numChunkServers)
+	for i := 0; i < numChunkServers; i++ {
+		unixSocket := fmt.Sprintf("/tmp/pcloud/chunk-%d", i)
+		syscall.Unlink(unixSocket)
+		lis, err := net.Listen("unix", unixSocket)
+		if err != nil {
+			return nil, err
+		}
+		server := grpc.NewServer()
+		api.RegisterChunkStorageServer(server, chunk.NewChunkServer(&chunk.InMemoryChunkFactory{}))
+		go server.Serve(lis)
+		env.c[i] = server
+	}
+
+	for i := 0; i < numChunkServers; i++ {
+		ctx, _ := context.WithTimeout(context.Background(), 5*time.Second)
+		_, err = client.AddChunkServer(
+			ctx,
+			&api.AddChunkServerRequest{Address: fmt.Sprintf("unix:///tmp/pcloud/chunk-%d", i)})
+		if err != nil {
+			return nil, err
+		}
+	}
+	return env, nil
+}
+
+func (e *InMemoryEnv) Stop() {
+	if e.masterConn != nil {
+		e.masterConn.Close()
+	}
+	for _, s := range e.c {
+		if s != nil {
+			s.GracefulStop()
+		}
+	}
+	if e.m != nil {
+		e.m.GracefulStop()
+	}
+}
diff --git a/testing/simple_test.go b/testing/simple_test.go
new file mode 100644
index 0000000..d8e2510
--- /dev/null
+++ b/testing/simple_test.go
@@ -0,0 +1,13 @@
+package testing
+
+import (
+	"testing"
+)
+
+func TestSetup(t *testing.T) {
+	env, err := NewInMemoryEnv(3)
+	if err != nil {
+		t.Error(err)
+	}
+	defer env.Stop()
+}