Move test/* to internal/test/*

This ensures this code cannot be imported by other repositories as this
is only intended for internal testing packages.

Makefile.e2e

@@ -36,7 +36,7 @@ e2e: NODE_NAME := vkubelet-mock-0
 e2e: export VK_BUILD_TAGS += mock_provider
 e2e: e2e.clean bin/e2e/virtual-kubelet skaffold/run
 	@echo Running tests...
-	cd $(PWD)/test/e2e && go test -v -timeout 5m -tags e2e ./... \
+	cd $(PWD)/internal/test/e2e && go test -v -timeout 5m -tags e2e ./... \
 		-kubeconfig=$(KUBECONFIG) \
 		-namespace=$(NAMESPACE) \
 		-node-name=$(NODE_NAME) \

internal/test/e2e/main_test.go

@@ -9,7 +9,7 @@ import (
 
 	v1 "k8s.io/api/core/v1"
 
-	"github.com/virtual-kubelet/virtual-kubelet/test/e2e/framework"
+	"github.com/virtual-kubelet/virtual-kubelet/internal/test/e2e/framework"
 )
 
 const (

manager/resource_test.go

@@ -8,8 +8,8 @@ import (
 	corev1listers "k8s.io/client-go/listers/core/v1"
 	"k8s.io/client-go/tools/cache"
 
+	testutil "github.com/virtual-kubelet/virtual-kubelet/internal/test/util"
 	"github.com/virtual-kubelet/virtual-kubelet/manager"
-	testutil "github.com/virtual-kubelet/virtual-kubelet/test/util"
 )
 
 // TestGetPods verifies that the resource manager acts as a passthrough to a pod lister.

vkubelet/env_internal_test.go

@@ -11,7 +11,7 @@ import (
 	corev1 "k8s.io/api/core/v1"
 	metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
 
-	testutil "github.com/virtual-kubelet/virtual-kubelet/test/util"
+	testutil "github.com/virtual-kubelet/virtual-kubelet/internal/test/util"
 )
 
 const (

vkubelet/pod_test.go

@@ -6,7 +6,7 @@ import (
 	"testing"
 
 	"github.com/virtual-kubelet/virtual-kubelet/errdefs"
-	testutil "github.com/virtual-kubelet/virtual-kubelet/test/util"
+	testutil "github.com/virtual-kubelet/virtual-kubelet/internal/test/util"
 	"gotest.tools/assert"
 	is "gotest.tools/assert/cmp"
 	corev1 "k8s.io/api/core/v1"