vendor: remove dep and use vndr

Signed-off-by: Antonio Murdaca <runcom@redhat.com>

vendor/github.com/containers/storage/drivers/btrfs/btrfs_test.go

@@ -1,63 +0,0 @@
-// +build linux
-
-package btrfs
-
-import (
-	"os"
-	"path"
-	"testing"
-
-	"github.com/containers/storage/drivers/graphtest"
-)
-
-// This avoids creating a new driver for each test if all tests are run
-// Make sure to put new tests between TestBtrfsSetup and TestBtrfsTeardown
-func TestBtrfsSetup(t *testing.T) {
-	graphtest.GetDriver(t, "btrfs")
-}
-
-func TestBtrfsCreateEmpty(t *testing.T) {
-	graphtest.DriverTestCreateEmpty(t, "btrfs")
-}
-
-func TestBtrfsCreateBase(t *testing.T) {
-	graphtest.DriverTestCreateBase(t, "btrfs")
-}
-
-func TestBtrfsCreateSnap(t *testing.T) {
-	graphtest.DriverTestCreateSnap(t, "btrfs")
-}
-
-func TestBtrfsSubvolDelete(t *testing.T) {
-	d := graphtest.GetDriver(t, "btrfs")
-	if err := d.CreateReadWrite("test", "", "", nil); err != nil {
-		t.Fatal(err)
-	}
-	defer graphtest.PutDriver(t)
-
-	dir, err := d.Get("test", "")
-	if err != nil {
-		t.Fatal(err)
-	}
-	defer d.Put("test")
-
-	if err := subvolCreate(dir, "subvoltest"); err != nil {
-		t.Fatal(err)
-	}
-
-	if _, err := os.Stat(path.Join(dir, "subvoltest")); err != nil {
-		t.Fatal(err)
-	}
-
-	if err := d.Remove("test"); err != nil {
-		t.Fatal(err)
-	}
-
-	if _, err := os.Stat(path.Join(dir, "subvoltest")); !os.IsNotExist(err) {
-		t.Fatalf("expected not exist error on nested subvol, got: %v", err)
-	}
-}
-
-func TestBtrfsTeardown(t *testing.T) {
-	graphtest.PutDriver(t)
-}

vendor/github.com/containers/storage/drivers/btrfs/version_test.go

@@ -1,13 +0,0 @@
-// +build linux,!btrfs_noversion
-
-package btrfs
-
-import (
-	"testing"
-)
-
-func TestLibVersion(t *testing.T) {
-	if btrfsLibVersion() <= 0 {
-		t.Errorf("expected output from btrfs lib version > 0")
-	}
-}