Reorganized volumes and volumeattach to move fixtures to subpackage
diff --git a/rackspace/compute/v2/volumeattach/delegate_test.go b/rackspace/compute/v2/volumeattach/delegate_test.go
index e26416c..f7ef45e 100644
--- a/rackspace/compute/v2/volumeattach/delegate_test.go
+++ b/rackspace/compute/v2/volumeattach/delegate_test.go
@@ -3,24 +3,53 @@
 import (
 	"testing"
 
-	os "github.com/rackspace/gophercloud/openstack/compute/v2/extensions/volumeattach"
+	"github.com/rackspace/gophercloud/openstack/compute/v2/extensions/volumeattach"
+	fixtures "github.com/rackspace/gophercloud/openstack/compute/v2/extensions/volumeattach/testing"
 	"github.com/rackspace/gophercloud/pagination"
 	th "github.com/rackspace/gophercloud/testhelper"
 	"github.com/rackspace/gophercloud/testhelper/client"
 )
 
+// FirstVolumeAttachment is the first result in ListOutput.
+var FirstVolumeAttachment = volumeattach.VolumeAttachment{
+	Device:   "/dev/vdd",
+	ID:       "a26887c6-c47b-4654-abb5-dfadf7d3f803",
+	ServerID: "4d8c3732-a248-40ed-bebc-539a6ffd25c0",
+	VolumeID: "a26887c6-c47b-4654-abb5-dfadf7d3f803",
+}
+
+// SecondVolumeAttachment is the first result in ListOutput.
+var SecondVolumeAttachment = volumeattach.VolumeAttachment{
+	Device:   "/dev/vdc",
+	ID:       "a26887c6-c47b-4654-abb5-dfadf7d3f804",
+	ServerID: "4d8c3732-a248-40ed-bebc-539a6ffd25c0",
+	VolumeID: "a26887c6-c47b-4654-abb5-dfadf7d3f804",
+}
+
+// ExpectedVolumeAttachmentSlide is the slice of results that should be parsed
+// from ListOutput, in the expected order.
+var ExpectedVolumeAttachmentSlice = []volumeattach.VolumeAttachment{FirstVolumeAttachment, SecondVolumeAttachment}
+
+//CreatedVolumeAttachment is the parsed result from CreatedOutput.
+var CreatedVolumeAttachment = volumeattach.VolumeAttachment{
+	Device:   "/dev/vdc",
+	ID:       "a26887c6-c47b-4654-abb5-dfadf7d3f804",
+	ServerID: "4d8c3732-a248-40ed-bebc-539a6ffd25c0",
+	VolumeID: "a26887c6-c47b-4654-abb5-dfadf7d3f804",
+}
+
 func TestList(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
-	os.HandleListSuccessfully(t)
+	fixtures.HandleListSuccessfully(t)
 	serverId := "4d8c3732-a248-40ed-bebc-539a6ffd25c0"
 
 	count := 0
 	err := List(client.ServiceClient(), serverId).EachPage(func(page pagination.Page) (bool, error) {
 		count++
-		actual, err := os.ExtractVolumeAttachments(page)
+		actual, err := volumeattach.ExtractVolumeAttachments(page)
 		th.AssertNoErr(t, err)
-		th.CheckDeepEquals(t, os.ExpectedVolumeAttachmentSlice, actual)
+		th.CheckDeepEquals(t, ExpectedVolumeAttachmentSlice, actual)
 
 		return true, nil
 	})
@@ -31,33 +60,33 @@
 func TestCreate(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
-	os.HandleCreateSuccessfully(t)
+	fixtures.HandleCreateSuccessfully(t)
 	serverId := "4d8c3732-a248-40ed-bebc-539a6ffd25c0"
 
-	actual, err := Create(client.ServiceClient(), serverId, os.CreateOpts{
+	actual, err := Create(client.ServiceClient(), serverId, volumeattach.CreateOpts{
 		Device:   "/dev/vdc",
 		VolumeID: "a26887c6-c47b-4654-abb5-dfadf7d3f804",
 	}).Extract()
 	th.AssertNoErr(t, err)
-	th.CheckDeepEquals(t, &os.CreatedVolumeAttachment, actual)
+	th.CheckDeepEquals(t, &CreatedVolumeAttachment, actual)
 }
 
 func TestGet(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
-	os.HandleGetSuccessfully(t)
+	fixtures.HandleGetSuccessfully(t)
 	aId := "a26887c6-c47b-4654-abb5-dfadf7d3f804"
 	serverId := "4d8c3732-a248-40ed-bebc-539a6ffd25c0"
 
 	actual, err := Get(client.ServiceClient(), serverId, aId).Extract()
 	th.AssertNoErr(t, err)
-	th.CheckDeepEquals(t, &os.SecondVolumeAttachment, actual)
+	th.CheckDeepEquals(t, &SecondVolumeAttachment, actual)
 }
 
 func TestDelete(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
-	os.HandleDeleteSuccessfully(t)
+	fixtures.HandleDeleteSuccessfully(t)
 	aId := "a26887c6-c47b-4654-abb5-dfadf7d3f804"
 	serverId := "4d8c3732-a248-40ed-bebc-539a6ffd25c0"