diff --git a/openstack/identity/extensions_test.go b/openstack/identity/extensions_test.go
new file mode 100644
index 0000000..a5eede2
--- /dev/null
+++ b/openstack/identity/extensions_test.go
@@ -0,0 +1,108 @@
+package identity
+
+import (
+	"encoding/json"
+	"testing"
+)
+
+// Taken from: http://docs.openstack.org/api/openstack-identity-service/2.0/content/GET_listExtensions_v2.0_extensions_.html#GET_listExtensions_v2.0_extensions_-Request
+const queryResults = `{
+    "extensions":[{
+            "name": "Reset Password Extension",
+            "namespace": "http://docs.rackspacecloud.com/identity/api/ext/rpe/v2.0",
+            "alias": "RS-RPE",
+            "updated": "2011-01-22T13:25:27-06:00",
+            "description": "Adds the capability to reset a user's password. The user is emailed when the password has been reset.",
+            "links":[{
+                    "rel": "describedby",
+                    "type": "application/pdf",
+                    "href": "http://docs.rackspacecloud.com/identity/api/ext/identity-rpe-20111111.pdf"
+                },
+                {
+                    "rel": "describedby",
+                    "type": "application/vnd.sun.wadl+xml",
+                    "href": "http://docs.rackspacecloud.com/identity/api/ext/identity-rpe.wadl"
+                }
+            ]
+        },
+        {
+            "name": "User Metadata Extension",
+            "namespace": "http://docs.rackspacecloud.com/identity/api/ext/meta/v2.0",
+            "alias": "RS-META",
+            "updated": "2011-01-12T11:22:33-06:00",
+            "description": "Allows associating arbritrary metadata with a user.",
+            "links":[{
+                    "rel": "describedby",
+                    "type": "application/pdf",
+                    "href": "http://docs.rackspacecloud.com/identity/api/ext/identity-meta-20111201.pdf"
+                },
+                {
+                    "rel": "describedby",
+                    "type": "application/vnd.sun.wadl+xml",
+                    "href": "http://docs.rackspacecloud.com/identity/api/ext/identity-meta.wadl"
+                }
+            ]
+        }
+    ],
+    "extensions_links":[]
+}`
+
+func TestIsExtensionAvailable(t *testing.T) {
+	// Make a response as we'd expect from the IdentityService.GetExtensions() call.
+	getExtensionsResults := make(map[string]interface{})
+	err := json.Unmarshal([]byte(queryResults), &getExtensionsResults)
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	e := Extensions(getExtensionsResults)
+	for _, alias := range []string{"RS-RPE", "RS-META"} {
+		if !e.IsExtensionAvailable(alias) {
+			t.Errorf("Expected extension %s present.", alias)
+			return
+		}
+	}
+	if e.IsExtensionAvailable("blort") {
+		t.Errorf("Input JSON doesn't list blort as an extension")
+		return
+	}
+}
+
+func TestGetExtensionDetails(t *testing.T) {
+	// Make a response as we'd expect from the IdentityService.GetExtensions() call.
+	getExtensionsResults := make(map[string]interface{})
+	err := json.Unmarshal([]byte(queryResults), &getExtensionsResults)
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	e := Extensions(getExtensionsResults)
+	ed, err := e.ExtensionDetailsByAlias("RS-META")
+	if err != nil {
+		t.Error(err)
+		return
+	}
+
+	actuals := map[string]string{
+		"name":        ed.Name,
+		"namespace":   ed.Namespace,
+		"updated":     ed.Updated,
+		"description": ed.Description,
+	}
+
+	expecteds := map[string]string{
+		"name":        "User Metadata Extension",
+		"namespace":   "http://docs.rackspacecloud.com/identity/api/ext/meta/v2.0",
+		"updated":     "2011-01-12T11:22:33-06:00",
+		"description": "Allows associating arbritrary metadata with a user.",
+	}
+
+	for k, v := range expecteds {
+		if actuals[k] != v {
+			t.Errorf("Expected %s \"%s\", got \"%s\" instead", k, v, actuals[k])
+			return
+		}
+	}
+}