Switch to github.com/golang/dep for vendoring

Signed-off-by: Mrunal Patel <mrunalp@gmail.com>

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

@@ -0,0 +1,63 @@
+// +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

@@ -0,0 +1,13 @@
+// +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")
+	}
+}