openstack/rackspace build info ops and unit tests
diff --git a/openstack/orchestration/v1/buildinfo/fixtures.go b/openstack/orchestration/v1/buildinfo/fixtures.go
new file mode 100644
index 0000000..20ea09b
--- /dev/null
+++ b/openstack/orchestration/v1/buildinfo/fixtures.go
@@ -0,0 +1,45 @@
+package buildinfo
+
+import (
+	"fmt"
+	"net/http"
+	"testing"
+
+	th "github.com/rackspace/gophercloud/testhelper"
+	fake "github.com/rackspace/gophercloud/testhelper/client"
+)
+
+// GetExpected represents the expected object from a Get request.
+var GetExpected = &BuildInfo{
+	API: Revision{
+		Revision: "2.4.5",
+	},
+	Engine: Revision{
+		Revision: "1.2.1",
+	},
+}
+
+// GetOutput represents the response body from a Get request.
+const GetOutput = `
+{
+  "api": {
+    "revision": "2.4.5"
+  },
+  "engine": {
+    "revision": "1.2.1"
+  }
+}`
+
+// HandleGetSuccessfully creates an HTTP handler at `/build_info`
+// on the test handler mux that responds with a `Get` response.
+func HandleGetSuccessfully(t *testing.T, output string) {
+	th.Mux.HandleFunc("/build_info", func(w http.ResponseWriter, r *http.Request) {
+		th.TestMethod(t, r, "GET")
+		th.TestHeader(t, r, "X-Auth-Token", fake.TokenID)
+		th.TestHeader(t, r, "Accept", "application/json")
+
+		w.Header().Set("Content-Type", "application/json")
+		w.WriteHeader(http.StatusOK)
+		fmt.Fprintf(w, output)
+	})
+}