VOL-1175: Added proxy CRUD for new data model

Change-Id: Ie218a2567746d87a951f23aa6b774b2f01541cf9
diff --git a/db/model/proxy_test.go b/db/model/proxy_test.go
new file mode 100644
index 0000000..1824d3f
--- /dev/null
+++ b/db/model/proxy_test.go
@@ -0,0 +1,228 @@
+/*
+ * Copyright 2018-present Open Networking Foundation
+
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+
+ * http://www.apache.org/licenses/LICENSE-2.0
+
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package model
+
+import (
+	"github.com/opencord/voltha-go/protos/voltha"
+	"testing"
+	"github.com/opencord/voltha-go/common/log"
+	"strconv"
+	"reflect"
+	"github.com/google/uuid"
+	"encoding/hex"
+	"encoding/json"
+)
+
+type proxyTest struct {
+	Root      *Root
+	Backend   *Backend
+	Proxy     *Proxy
+	DbPrefix  string
+	DbType    string
+	DbHost    string
+	DbPort    int
+	DbTimeout int
+}
+
+var (
+	pt = &proxyTest{
+		DbPrefix: "service/voltha/data/core/0001",
+		DbType:   "etcd",
+		//DbHost:    "10.102.58.0",
+		DbHost:    "localhost",
+		DbPort:    2379,
+		DbTimeout: 5,
+	}
+	devId string
+	targetDeviceId string
+)
+
+func init() {
+	if _, err := log.SetLogger(log.CONSOLE, 0, log.Fields{"instanceId": "proxy_test"}); err != nil {
+		log.With(log.Fields{"error": err}).Fatal("cannot setup logging")
+	}
+	defer log.CleanUp()
+
+}
+func Test_Proxy_0_GetRootProxy(t *testing.T) {
+	pt.Backend = NewBackend(pt.DbType, pt.DbHost, pt.DbPort, pt.DbTimeout, pt.DbPrefix)
+
+	msgClass := &voltha.Voltha{}
+	root := NewRoot(msgClass, pt.Backend, nil)
+	pt.Root = root.Load(msgClass)
+
+	GetProfiling().Report()
+
+	pt.Proxy = pt.Root.Node.GetProxy("/", false)
+}
+
+func Test_Proxy_1_GetDevices(t *testing.T) {
+	devices := pt.Proxy.Get("/devices", 1, false, "")
+
+	if len(devices.([]interface{})) == 0 {
+		t.Error("there are no available devices to retrieve")
+	} else {
+		// Save the target device id for later tests
+		targetDeviceId = devices.([]interface{})[0].(*voltha.Device).Id
+		t.Logf("retrieved devices: %+v", devices)
+	}
+}
+
+func Test_Proxy_2_GetDevice(t *testing.T) {
+	basePath := "/devices/" + targetDeviceId
+	device1 := pt.Proxy.Get(basePath + "/ports", 1, false, "")
+	t.Logf("retrieved device with ports: %+v", device1)
+
+	device2 := pt.Proxy.Get(basePath, 0, false, "")
+
+	t.Logf("retrieved device: %+v", device2)
+}
+
+//func Test_Proxy_3_AddDevice(t *testing.T) {
+//	//ports := []*voltha.Port{
+//	//	{
+//	//		PortNo:     123,
+//	//		Label:      "test-port-0",
+//	//		Type:       voltha.Port_PON_OLT,
+//	//		AdminState: common.AdminState_ENABLED,
+//	//		OperStatus: common.OperStatus_ACTIVE,
+//	//		DeviceId:   "etcd_port-0-device-id",
+//	//		Peers:      []*voltha.Port_PeerPort{},
+//	//	},
+//	//}
+//	devIdBin, _ := uuid.New().MarshalBinary()
+//	devId := hex.EncodeToString(devIdBin)[:12]
+//
+//	device := &voltha.Device{
+//		Id:                  devId,
+//		Type:                "simulated_olt",
+//		//Root:                true,
+//		//ParentId:            "",
+//		//ParentPortNo:        0,
+//		//Vendor:              "voltha-test",
+//		//Model:               "latest-voltha-simulated-olt",
+//		//HardwareVersion:     "1.0.0",
+//		//FirmwareVersion:     "1.0.0",
+//		//Images:              &voltha.Images{},
+//		//SerialNumber:        "abcdef-123456",
+//		//VendorId:            "DEADBEEF-INC",
+//		//Adapter:             "simulated_olt",
+//		//Vlan:                1234,
+//		Address:             &voltha.Device_HostAndPort{HostAndPort: "1.2.3.4:5555"},
+//		//ExtraArgs:           "",
+//		//ProxyAddress:        &voltha.Device_ProxyAddress{},
+//		AdminState:          voltha.AdminState_PREPROVISIONED,
+//		//OperStatus:          common.OperStatus_ACTIVE,
+//		//Reason:              "",
+//		//ConnectStatus:       common.ConnectStatus_REACHABLE,
+//		//Custom:              &any.Any{},
+//		//Ports:               ports,
+//		//Flows:               &openflow_13.Flows{},
+//		//FlowGroups:          &openflow_13.FlowGroups{},
+//		//PmConfigs:           &voltha.PmConfigs{},
+//		//ImageDownloads:      []*voltha.ImageDownload{},
+//	}
+//
+//	//if retrieved := pt.Proxy.Get("/devices/00019b09a90bbe17", 0, false, ""); retrieved == nil {
+//	//	t.Error("Failed to get device")
+//	//} else {
+//	//	devIdBin, _ := uuid.New().MarshalBinary()
+//	//	devId = "0001" + hex.EncodeToString(devIdBin)[:12]
+//	//	newDevice := Clone(de\).(*voltha.Device)
+//	//	newDevice.Id = devId
+//
+//		if added := pt.Proxy.Add("/devices", device, ""); added == nil {
+//			t.Error("Failed to add device")
+//		} else {
+//			t.Logf("Added device : %+v", added)
+//		}
+//	//}
+//
+//}
+func Test_Proxy_3_AddDevice(t *testing.T) {
+	devIdBin, _ := uuid.New().MarshalBinary()
+	devId = "0001" + hex.EncodeToString(devIdBin)[:12]
+
+	device := &voltha.Device{
+		Id:                  devId,
+		Type:                "simulated_olt",
+		Address:             &voltha.Device_HostAndPort{HostAndPort: "1.2.3.4:5555"},
+		AdminState:          voltha.AdminState_PREPROVISIONED,
+	}
+
+	if added := pt.Proxy.Add("/devices", device, ""); added == nil {
+		t.Error("Failed to add device")
+	} else {
+		t.Logf("Added device : %+v", added)
+	}
+}
+
+func Test_Proxy_4_CheckAddedDevice(t *testing.T) {
+	if d := pt.Proxy.Get("/devices/" + devId, 0, false, ""); !reflect.ValueOf(d).IsValid() {
+		t.Error("Failed to find added device")
+	} else {
+		djson, _ := json.Marshal(d)
+
+		t.Logf("Found device: count: %s", djson)
+	}
+}
+
+func Test_Proxy_5_UpdateDevice(t *testing.T) {
+	if retrieved := pt.Proxy.Get("/devices/" + targetDeviceId, 1, false, ""); retrieved == nil {
+		t.Error("Failed to get device")
+	} else {
+		var fwVersion int
+		if retrieved.(*voltha.Device).FirmwareVersion == "n/a" {
+			fwVersion = 0
+		} else {
+			fwVersion, _ = strconv.Atoi(retrieved.(*voltha.Device).FirmwareVersion)
+			fwVersion += 1
+		}
+
+		cloned := reflect.ValueOf(retrieved).Elem().Interface().(voltha.Device)
+		cloned.FirmwareVersion = strconv.Itoa(fwVersion)
+		t.Logf("Before update : %+v", cloned)
+
+		if afterUpdate := pt.Proxy.Update("/devices/" + targetDeviceId, &cloned, false, ""); afterUpdate == nil {
+			t.Error("Failed to update device")
+		} else {
+			t.Logf("Updated device : %+v", afterUpdate.(Revision).GetData())
+		}
+	}
+}
+
+func Test_Proxy_6_CheckUpdatedDevice(t *testing.T) {
+	device := pt.Proxy.Get("/devices/" + targetDeviceId, 0, false, "")
+
+	t.Logf("content of updated device: %+v", device)
+}
+
+func Test_Proxy_7_RemoveDevice(t *testing.T) {
+	if removed := pt.Proxy.Remove("/devices/" + devId, ""); removed == nil {
+		t.Error("Failed to remove device")
+	} else {
+		t.Logf("Removed device : %+v", removed)
+	}
+}
+
+func Test_Proxy_8_CheckRemovedDevice(t *testing.T) {
+	if d := pt.Proxy.Get("/devices/" + devId, 0, false, ""); reflect.ValueOf(d).IsValid() {
+		djson, _ := json.Marshal(d)
+		t.Errorf("Device was not removed - %s", djson)
+	} else {
+		t.Logf("Device was removed: %s", devId)
+	}
+}