Delegates and acceptance tests for OS compute exts.
diff --git a/acceptance/openstack/compute/v2/extension_test.go b/acceptance/openstack/compute/v2/extension_test.go
new file mode 100644
index 0000000..1356ffa
--- /dev/null
+++ b/acceptance/openstack/compute/v2/extension_test.go
@@ -0,0 +1,47 @@
+// +build acceptance compute extensionss
+
+package v2
+
+import (
+	"testing"
+
+	"github.com/rackspace/gophercloud/openstack/compute/v2/extensions"
+	"github.com/rackspace/gophercloud/pagination"
+	th "github.com/rackspace/gophercloud/testhelper"
+)
+
+func TestListExtensions(t *testing.T) {
+	client, err := newClient()
+	th.AssertNoErr(t, err)
+
+	err = extensions.List(client).EachPage(func(page pagination.Page) (bool, error) {
+		t.Logf("--- Page ---")
+
+		exts, err := extensions.ExtractExtensions(page)
+		th.AssertNoErr(t, err)
+
+		for i, ext := range exts {
+			t.Logf("[%02d]    name=[%s]\n", i, ext.Name)
+			t.Logf("       alias=[%s]\n", ext.Alias)
+			t.Logf(" description=[%s]\n", ext.Description)
+		}
+
+		return true, nil
+	})
+	th.AssertNoErr(t, err)
+}
+
+func TestGetExtension(t *testing.T) {
+	client, err := newClient()
+	th.AssertNoErr(t, err)
+
+	ext, err := extensions.Get(client, "os-admin-actions").Extract()
+	th.AssertNoErr(t, err)
+
+	t.Logf("Extension details:")
+	t.Logf("        name=[%s]\n", ext.Name)
+	t.Logf("   namespace=[%s]\n", ext.Namespace)
+	t.Logf("       alias=[%s]\n", ext.Alias)
+	t.Logf(" description=[%s]\n", ext.Description)
+	t.Logf("     updated=[%s]\n", ext.Updated)
+}
diff --git a/openstack/compute/v2/extensions/delegate.go b/openstack/compute/v2/extensions/delegate.go
new file mode 100644
index 0000000..1007909
--- /dev/null
+++ b/openstack/compute/v2/extensions/delegate.go
@@ -0,0 +1,23 @@
+package extensions
+
+import (
+	"github.com/rackspace/gophercloud"
+	common "github.com/rackspace/gophercloud/openstack/common/extensions"
+	"github.com/rackspace/gophercloud/pagination"
+)
+
+// ExtractExtensions interprets a Page as a slice of Extensions.
+func ExtractExtensions(page pagination.Page) ([]common.Extension, error) {
+	return common.ExtractExtensions(page)
+}
+
+// Get retrieves information for a specific extension using its alias.
+func Get(c *gophercloud.ServiceClient, alias string) common.GetResult {
+	return common.Get(c, alias)
+}
+
+// List returns a Pager which allows you to iterate over the full collection of extensions.
+// It does not accept query parameters.
+func List(c *gophercloud.ServiceClient) pagination.Pager {
+	return common.List(c)
+}