Adding list by server operation
diff --git a/openstack/compute/v2/extensions/secgroups/requests_test.go b/openstack/compute/v2/extensions/secgroups/requests_test.go
index c2a3e12..311fc4d 100644
--- a/openstack/compute/v2/extensions/secgroups/requests_test.go
+++ b/openstack/compute/v2/extensions/secgroups/requests_test.go
@@ -8,6 +8,8 @@
 	"github.com/rackspace/gophercloud/testhelper/client"
 )
 
+const serverID = "{serverID}"
+
 func TestList(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()
@@ -43,6 +45,41 @@
 	th.AssertEquals(t, 1, count)
 }
 
+func TestListByServer(t *testing.T) {
+	th.SetupHTTP()
+	defer th.TeardownHTTP()
+
+	mockListGroupsByServerResponse(t, serverID)
+
+	count := 0
+
+	err := ListByServer(client.ServiceClient(), serverID).EachPage(func(page pagination.Page) (bool, error) {
+		count++
+		actual, err := ExtractSecurityGroups(page)
+		if err != nil {
+			t.Errorf("Failed to extract users: %v", err)
+			return false, err
+		}
+
+		expected := []SecurityGroup{
+			SecurityGroup{
+				ID:          "b0e0d7dd-2ca4-49a9-ba82-c44a148b66a5",
+				Description: "default",
+				Name:        "default",
+				Rules:       []Rule{},
+				TenantID:    "openstack",
+			},
+		}
+
+		th.CheckDeepEquals(t, expected, actual)
+
+		return true, nil
+	})
+
+	th.AssertNoErr(t, err)
+	th.AssertEquals(t, 1, count)
+}
+
 func TestCreate(t *testing.T) {
 	th.SetupHTTP()
 	defer th.TeardownHTTP()