Reorganized volumes and volumeattach to move fixtures to subpackage
diff --git a/openstack/compute/v2/extensions/volumeattach/requests_test.go b/openstack/compute/v2/extensions/volumeattach/requests_test.go
index e17f7e0..b0a765b 100644
--- a/openstack/compute/v2/extensions/volumeattach/requests_test.go
+++ b/openstack/compute/v2/extensions/volumeattach/requests_test.go
@@ -3,15 +3,44 @@
 import (
 	"testing"
 
+	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 = 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 = 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 = []VolumeAttachment{FirstVolumeAttachment, SecondVolumeAttachment}
+
+//CreatedVolumeAttachment is the parsed result from CreatedOutput.
+var CreatedVolumeAttachment = 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()
-	HandleListSuccessfully(t)
+	fixtures.HandleListSuccessfully(t)
 	serverId := "4d8c3732-a248-40ed-bebc-539a6ffd25c0"
 
 	count := 0
@@ -30,7 +59,7 @@
 func TestCreate(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
-	HandleCreateSuccessfully(t)
+	fixtures.HandleCreateSuccessfully(t)
 	serverId := "4d8c3732-a248-40ed-bebc-539a6ffd25c0"
 
 	actual, err := Create(client.ServiceClient(), serverId, CreateOpts{
@@ -44,7 +73,7 @@
 func TestGet(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
-	HandleGetSuccessfully(t)
+	fixtures.HandleGetSuccessfully(t)
 	aId := "a26887c6-c47b-4654-abb5-dfadf7d3f804"
 	serverId := "4d8c3732-a248-40ed-bebc-539a6ffd25c0"
 
@@ -56,7 +85,7 @@
 func TestDelete(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
-	HandleDeleteSuccessfully(t)
+	fixtures.HandleDeleteSuccessfully(t)
 	aId := "a26887c6-c47b-4654-abb5-dfadf7d3f804"
 	serverId := "4d8c3732-a248-40ed-bebc-539a6ffd25c0"