/*
Copyright 2018 Intel Corporation.
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 app

import (
	"log"
	"reflect"
	"testing"

	utils "k8splugin/internal"
	"k8splugin/internal/config"
	"k8splugin/internal/db"
	"k8splugin/internal/helm"
	"k8splugin/internal/rb"

	"k8s.io/apimachinery/pkg/runtime/schema"
)

func TestInstanceCreate(t *testing.T) {
	oldkrdPluginData := utils.LoadedPlugins
	defer func() {
		utils.LoadedPlugins = oldkrdPluginData
	}()
	err := LoadMockPlugins(utils.LoadedPlugins)
	if err != nil {
		t.Fatalf("LoadMockPlugins returned an error (%s)", err)
	}

	t.Run("Successfully create Instance", func(t *testing.T) {
		db.DBconn = &db.MockDB{
			Items: map[string]map[string][]byte{
				rb.ProfileKey{RBName: "test-rbdef", RBVersion: "v1",
					ProfileName: "profile1"}.String(): {
					"metadata": []byte(
						"{\"profile-name\":\"profile1\"," +
							"\"release-name\":\"testprofilereleasename\"," +
							"\"namespace\":\"testnamespace\"," +
							"\"rb-name\":\"test-rbdef\"," +
							"\"rb-version\":\"v1\"," +
							"\"kubernetesversion\":\"1.12.3\"}"),
					// base64 encoding of vagrant/tests/vnfs/testrb/helm/profile
					"content": []byte("H4sICLmjT1wAA3Byb2ZpbGUudGFyAO1Y32/bNhD2s/6Kg/KyYZZsy" +
						"78K78lLMsxY5gRxmqIYhoKWaJsYJWokZdfo+r/vSFmunCZNBtQJ1vF7sXX36e54vDN5T" +
						"knGFlTpcEtS3jgO2ohBr2c/EXc/29Gg1+h0e1F32Ol1B1Gj3Ymifr8B7SPFc4BCaSIBG" +
						"lII/SXeY/r/KIIg8NZUKiayEaw7nt7mdOQBrAkvqBqBL1ArWULflRJbJz4SYpEt2FJSJ" +
						"QoZ21cAAlgwTnOiVyPQWFQLwVuqmCdMthKac7FNaVZWmqWjkRWRuuSvScF1gFZVwYOEr" +
						"luapjknaOazd186Z98S7tver+3j0f5v1/q/18f+7w56bdf/zwFF5ZqV/WtbH6YioVdCa" +
						"hRkJEVBVSFBvUNRmyNpesgwors0lmkqM8KNzRG8iqLIWN45GUGv57l+fkFUP9PH9GF6f" +
						"IgH+kP9b76b/o+GUb9r5J1O1I0a0D9mUBX+5/1/55g+io9/sf+DnuF1sA4Gbv+fA1++p" +
						"n0dH4+c/92oPaztv+n/fn84dOf/c+AETkW+lWy50hC1O69gguc1R6HEw5xoHAuaKIq9E" +
						"+8ELvCikCmaQJElVIJeURjnJMaPnaYJt+UoAVHYhu8Mwd+p/O9/RAtbUUBKtnj+aygUR" +
						"RNM2ZkB6PuY5hpvCzhY4L2fkSymsGF6Zd3sjIRo4u3OhJhrgmyC/ByfFnUeEG0DLrHSO" +
						"h+1WpvNJiQ23FDIZYuXVNW6mJyeT2fnAYZsX3qdcaoUSPpXwSQudr4FkmNEMZljnJxsQ" +
						"EggOPmgTgsT8UYyzbJlE5RY6A2RFK0kTGnJ5oU+SFcVH666TsCEkQz88QwmMx9+Gs8ms" +
						"ybaeDO5+eXy9Q28GV9fj6c3k/MZXF7D6eX0bHIzuZzi088wnr6FXyfTsyZQTBa6oe9za" +
						"eLHIJlJJE1M1maUHgSwEGVAKqcxW7AY15UtC7KksDS3uQyXAzmVKVNmOxWGl6AVzlKmb" +
						"VGozxcVeh7J2W01S2LOVAsHyj9ZlozgbP+74qVUk4RoMtrfMD98wCzGvEiwXHD3U5GFi" +
						"4Jzo/QhhI8fd0yFu3c/fa/d8zmZU67KsRRDefCt/Qu7YdQSw1PzNTS3W1QGnyRVef+N5" +
						"YHDKZao/4MP/ju/siEpp0SVQYbX5UNlxxJwizCFyzuMWXkLNySzIyZs4wBrTpXE23I62" +
						"wlPRZHp0qJCC7EWslxpSnS8uqgt/YmLr2btnZXaDhnwA4NPzueT8lEt126AyExPY44rS" +
						"YA1bJPl15JgRaEdM9CKv/f1YDHdE5e1cYVFdiUwoduDJC+5mBMe5nstbndCF9Zfxakpa" +
						"1aNP2LK/Xffhuc3fTNfUYlfzH8a/h97qhmVaikNPi2+nItq8exGtLA+SdW9rgUvUvqbq" +
						"YkDi6mRXNk/V1pUxy0uYsI1S+meU+XsPo2kJLnMOKZGy4J6Xt3XgZuHTayEKv3XZLjy+" +
						"yJ66WPQwcHBwcHBwcHBwcHBwcHBwcHhm8Q/mTHqWgAoAAA="),
				},
				rb.DefinitionKey{RBName: "test-rbdef", RBVersion: "v1"}.String(): {
					"metadata": []byte(
						"{\"rb-name\":\"test-rbdef\"," +
							"\"rb-version\":\"v1\"," +
							"\"chart-name\":\"vault-consul-dev\"," +
							"\"description\":\"testresourcebundle\"}"),
					// base64 encoding of vagrant/tests/vnfs/testrb/helm/vault-consul-dev
					"content": []byte("H4sICEetS1wAA3ZhdWx0LWNvbnN1bC1kZXYudGFyAO0c7XLbNjK/+R" +
						"QYujdJehatb+V4czPnOmnPk9bO2Gk7nbaTgUhIxpgiGAK0o3P9QPca92S3C5AU9GXZiax" +
						"c7rA/LJEAFovdxX4AK1/RIlGNSKSySBoxuzp4sn1oAgx6Pf0JsPipv7c63XZ70O61W4Mn" +
						"zVZ7MGg9Ib1HoGUJCqloTsiTXAh1V79N7V8oXC3K/+iC5iqY0kmytTlQwP1ud538W51Wf" +
						"0H+3QF8kObWKLgD/s/lv0eORDbN+fhCkXaz9YIcp4ol8DLPRE4VF+k+vIq8PW+PfM8jlk" +
						"oWkyKNWU7UBSOHGY3go2zZJz+xXMIY0g6a5Bl28Msm//lfAcNUFGRCpyQVihSSAQouyYg" +
						"njLAPEcsU4SmJxCRLOE0jRq65utDTlEgCQPFLiUIMFYXeFPpn8DSy+xGqNMEGLpTKwoOD" +
						"6+vrgGpyA5GPDxLTVR58f3z06uT8VQNI1oN+TBMmJcnZ+4LnsNjhlNAMKIroEOhM6DURO" +
						"aHjnEGbEkjxdc4VT8f7RIqRuqY5Aywxlyrnw0LNsauiD1ZtdwCG0ZT4h+fk+Nwn3xyeH5" +
						"/vA46fj9/+4/THt+Tnw7Ozw5O3x6/OyekZOTo9eXn89vj0BJ6+JYcnv5DXxycv9wkDZsE" +
						"07EOWI/1AJEdGshi5ds7YHAEjYQiSGYv4iEewrnRc0DEjY3HF8hSWQzKWT7hEcUogLwYs" +
						"CZ9wpZVCLi8q8Dya8VIBQnLV8mImo5xnSj9ru4IMS2iRRhfkJzQ8iJcY44OMBPtDJiJmX" +
						"konDFAs2CbAn9X4m8Ffgp53VT2C9EB+n3s3fXmwZP+vaFIwuVUHsMH+d1vd3oL977X6TW" +
						"f/dwHO/jv7vzX7v/epAHN8l4ghTdApjPi4MCoIjmGEdkoGW5hirCcIPQJaGLM3Ildvcjb" +
						"iH0LSabbhbYYqLBUDBQzJzS2sqpK/JoVPgEue/os4jOUMq88WuKE+vNZmtfRgYTNooXPK" +
						"iiR5IwDRNCSHyTWdSsQ9SugY9YilWr9iNizGY2R/Y25aWWSwIVWtlp7u+EoPikMyoolk2" +
						"xHAoTXr40nBYLY46OFWlSwH7QuJygumXyRi/C5hVww4fHzy7enqTjFV9F3M4dXTA4PtAF" +
						"891Y3INWmwl6aAvOg1m9YLGZJGy6uFZuZQYP2MhBFsGhFoHOMmC4G+iCYXQqrQQgqTUnV" +
						"RSt8sQysUEF32UFG2AtnTX8Pw9/BFu9l8WjeqRMLSJIrZXrF5824C81+W79HoGAGRtJgM" +
						"YXOCUeQpuDfQZOnlTIv1SBQpKCasF7X/nCUsgqUaRaejEU+5mlZqn+ViyBZ0IKM5xGYK9" +
						"oiX8CtYk9TMxXGcJi9ZQqfnDIbEsJ5W02wnLuL5d3skZUCTpPkUVb9cDakQlhNfXzDQe6" +
						"bQtpJhzuhlJniqpEago0XcKrBOKcjrF2BRBZPpU9wi6NLBwaTwLQPJAVpcBfoLlsNoVu0" +
						"awzfAHPOPWYhnm4olvKBPIikm7IxFCeWTauefMaQDWmmELPgBpIAvafwzeBF2CqigTfJ/" +
						"wtv2dxy+T1Bib7RCHcQgbpajcjfSkawaz4uhaZcTaW8Az8Otwg1xapoBypPS5KH1W4qxP" +
						"bNbTlY1AOPBLdAEB8MOamtlrwxoSLpdzwMx5SUX2bxd+txBjoO1sBT/KwZRA1UQGG1tjo" +
						"ef/3UH/YE7/9sF3CH/GDyGmE5Y+qnHgZvyv2Z7MC9/sC6dvsv/dgF7Lv9z+d9jnP8Bz+T" +
						"BVcu75CnEAS9rW+JB9EgxOgnrGOTmBrgYJUUM6gLSn4g0GEGuhI0+CcjtbdlTgvRWd69b" +
						"6/4JHbKkjPuBlLWj6gEQ5OMJpe4YmEsQDISgsTF7U6n3HwTDaZiP+H/2if/Or3DkEFBTa" +
						"YgMzsxDhUd3ABEBC8cLPc5NnIadUCJIdhmvS9PxJ3MqZwfxBqOsIniNfUJVdPG9tfR7Lr" +
						"4y+iUWS0I6e5lDeG9+3osf1XLLLMvE6PVcDZNuh8S3mKBfBdpxARa/nmutMq2gS+N4YyX" +
						"kFn5zQBDM0nUQd5VZVX2sRgsrzkdR3X/1NXn+vm+SVfiCztX/fZYh2mkpLrRevAmoLXrK" +
						"ID6wQ3B7VpNm/IA6MYfRThyYig50rqr4hNV9Kp6tasGs6DRNplWWtFEg5TH+AyXSGFJIa" +
						"cC67Ewyhk6QCMyTqntIxqwCvYjFngVxzWX/OxGIPdUKcldhwHMKPb31rjqrWCDoc4clDn" +
						"YEd8T/ld355KugDfF/u99avP8ZdNz9/27Axf8u/n+s+38T+pex7f3i/tLmPHrov5Rf/Le" +
						"F/+a4dkUUiA0GWx2oNGb8XOxdnedW89/c8BFh71dj9avTYZ80yv7ZQ4LR2XHwcsw2f9dm" +
						"xW1+p9lG/q2YoxozI75BQLJsM3XswzJ1YObHTD0outYTpnE1Wy6UiEQSkrdHb5ZSr3smR" +
						"XdqyGew/0v+X2+DLR7+Pvmo8982dHfnvzuAdfI32rsdNXi4/Hu9rpP/TmCD/LdSDbwh/m" +
						"+1+93F+L876Ln4fxdgx////hemAANyOIlFJPfJNyyBTICmELa5+N/F/59Y/6sNSn3SLDU" +
						"JOljSCgNsFJp+Y3/KCmBjhVyV7+PBBvu/lWrgjec/gyX7P+i2nP3fBTj77+z/F1P/S4w5" +
						"glmpIhGwbAisTPWZihYUluqCyspiaKzYdsuF9/A3LCmwCKQOcxdpgXtBV+Vm5lQjr5rh+" +
						"YqlyjTiUkB9ysJFrdPG1dXFmSQvUs1ybASF0pLBM4HLF5Kgh1S6bnFVvbIphsQ7MzyTEp" +
						"IrkXMmzQWyeZyGJGUfCtkJREozVP6whWG3GVtXP4LnZdGlR2ZvziwMQkyAGLv12FwE1s8" +
						"NPT40LlqjToSpZNYXbR6pnm20pqAxYAmVikdBJGbdSvxDRsEdoY3Ab2Ev6FXozarxvg/4" +
						"jBd+eCa2osYa+1YKpK/g9JUXQYMOuzDXZzhTWMeI5VjJGesBsOvr6k5VXbPpnysBedpky" +
						"YVacXN1vr5YU6P92GpvQubrvfUV4Dbs/wb/v5VqwIfn/4Net+Py/13AveX/rj5oD1T2sG" +
						"BwU/7f73cW6v/anb7L/3cCNzcHX3suCHRB4LaCwK8Pbm89T6sVIWdMiuTKzFrbDx0/ATP" +
						"1bz+oSfgD8vaCzX6/UneVxQhCHfz9gayRVHKuB0JbGQwi2TmPY5YSPrJ+ZPKMjQO93Do0" +
						"fA44C4krRFQjkSTiGp90hBl6+latuiJKZXlrRcJqBns5JvgzC8cbI1gFBESrLijNvVXZx" +
						"1Qt2VdABt3SrI0SL4Pgo7HtW6L72/9ZPPlQB7DB/nc6ve6i/e93Xf3HTsDZf2f/d2f/a9" +
						"NtDoMX8tZpAEPQD2gjrMmzCp/LPsg2nXiDSEoruo+23AisXH9tpScM7FnK5aQaFsyb9rI" +
						"6wUJv2/jKSi/SqUnDkwbdIOcwznqdVmgsjGY+nUeuRY6KgHwvW4YUUsy13mU2buZewPXd" +
						"QY1V25DlPFUj4v9J+neNqPBi7YU1erHy1lrCevbWuHRZhe3WVirNEnMki3KG/0fkkqXr1" +
						"WVp3iPcxKUKhHOHI9hicndoy0P915R7UCmvRQ7JdvWtLLHnSUgYfpBnQl9u0OT5PeQTGN" +
						"LtKOArbCXh35aKRmyplqUjun+Ey4D+d69z1l9TCf3rYpu/+wZJoFtmHWkBRhY6zjQiRKU" +
						"wfZEl5deKFeQPMux3WRrNcFRDb36D0b/5IXziQNz28GRe7v/mVxjsd5qb9gskp36+vfVL" +
						"Tq0nx6zULKMm7VEDp/8RuH/8V5eKPTD733z/01zO/6G/i/92AS7+c/HfbuO/MuN/KkllU" +
						"bzSj1de6pqDyg3ZLMk3Y59ZDh5f1PEJxDuSqecYDhyCqcdhqFditFxRqmkox0kM4Rbiwb" +
						"mOq0LBsgN5xllgiHuuqasCAL3sVx8yWhJS9dcIddhYnlusjRjmSqCtWEFjsHy5XaW8ki3" +
						"Lpw0Gx8q1/oFXCuAz+x39lU/O9ckL8Rv+oh/93CbLwRbhYef/H+H8n2z2/612e8H/w5P7" +
						"/287Aef/nf9/PP9vOcIF97/e/y06vnv7uwe4sJpAyJfBugFR1Sz4w6ApeV/QBDgCUrFv5" +
						"bUFxFgFp6EoM6pwNlyQhIAloqjOUgCBr4shMJBhnaPx/JwlMXAwZ4Z/Rm205j8D3UIGvQ" +
						"RZQl9kOgrk+XoOzX68tJ3wYJb0N/RJ0NzPUr5y4YEDBw4cOHDgwIEDBw4cOHDgwIEDBw4" +
						"cOHDgwIEDB18K/AcxEDJDAHgAAA=="),
				},
			},
		}

		ic := NewInstanceClient()
		input := InstanceRequest{
			RBName:      "test-rbdef",
			RBVersion:   "v1",
			ProfileName: "profile1",
			CloudRegion: "mock_kube_config",
		}

		config.SetConfigValue("KubeConfigDir", "../../mock_files/mock_configs")
		ir, err := ic.Create(input)
		if err != nil {
			t.Fatalf("TestInstanceCreate returned an error (%s)", err)
		}

		log.Println(ir)

		if len(ir.Resources) == 0 {
			t.Fatalf("TestInstanceCreate returned empty data (%s)", ir)
		}
	})

}

func TestInstanceGet(t *testing.T) {
	oldkrdPluginData := utils.LoadedPlugins

	defer func() {
		utils.LoadedPlugins = oldkrdPluginData
	}()

	err := LoadMockPlugins(utils.LoadedPlugins)
	if err != nil {
		t.Fatalf("LoadMockPlugins returned an error (%s)", err)
	}

	t.Run("Successfully Get Instance", func(t *testing.T) {
		db.DBconn = &db.MockDB{
			Items: map[string]map[string][]byte{
				InstanceKey{ID: "HaKpys8e"}.String(): {
					"instance": []byte(
						`{
							"profile-name":"profile1",
						  	"id":"HaKpys8e",
							"namespace":"testnamespace",
							"rb-name":"test-rbdef",
							"rb-version":"v1",
							"cloud-region":"region1",
							"resources": [
								{
									"GVK": {
										"Group":"apps",
										"Version":"v1",
										"Kind":"Deployment"
									},
									"Name": "deployment-1"
								},
								{
									"GVK": {
										"Group":"",
										"Version":"v1",
										"Kind":"Service"
									},
									"Name": "service-1"
								}
							]
						}`),
				},
			},
		}

		expected := InstanceResponse{
			ID:          "HaKpys8e",
			RBName:      "test-rbdef",
			RBVersion:   "v1",
			ProfileName: "profile1",
			CloudRegion: "region1",
			Namespace:   "testnamespace",

			Resources: []helm.KubernetesResource{
				{
					GVK: schema.GroupVersionKind{
						Group:   "apps",
						Version: "v1",
						Kind:    "Deployment"},
					Name: "deployment-1",
				},
				{
					GVK: schema.GroupVersionKind{
						Group:   "",
						Version: "v1",
						Kind:    "Service"},
					Name: "service-1",
				},
			},
		}
		ic := NewInstanceClient()
		id := "HaKpys8e"
		data, err := ic.Get(id)
		if err != nil {
			t.Fatalf("TestInstanceGet returned an error (%s)", err)
		}
		if !reflect.DeepEqual(expected, data) {
			t.Fatalf("TestInstanceGet returned:\n result=%v\n expected=%v",
				data, expected)
		}
	})

	t.Run("Get non-existing Instance", func(t *testing.T) {
		db.DBconn = &db.MockDB{
			Items: map[string]map[string][]byte{
				InstanceKey{ID: "HaKpys8e"}.String(): {
					"instance": []byte(
						`{
							"profile-name":"profile1",
						  	"id":"HaKpys8e",
							"namespace":"testnamespace",
							"rb-name":"test-rbdef",
							"rb-version":"v1",
							"cloud-region":"region1",
							"resources": [
								{
									"GVK": {
										"Group":"apps",
										"Version":"v1",
										"Kind":"Deployment"
									},
									"Name": "deployment-1"
								},
								{
									"GVK": {
										"Group":"",
										"Version":"v1",
										"Kind":"Service"
									},
									"Name": "service-1"
								}
							]
						}`),
				},
			},
		}

		ic := NewInstanceClient()
		id := "non-existing"
		_, err := ic.Get(id)
		if err == nil {
			t.Fatal("Expected error, got pass", err)
		}
	})
}

func TestInstanceDelete(t *testing.T) {
	oldkrdPluginData := utils.LoadedPlugins

	defer func() {
		utils.LoadedPlugins = oldkrdPluginData
	}()

	err := LoadMockPlugins(utils.LoadedPlugins)
	if err != nil {
		t.Fatalf("TestInstanceDelete returned an error (%s)", err)
	}

	t.Run("Successfully delete Instance", func(t *testing.T) {
		db.DBconn = &db.MockDB{
			Items: map[string]map[string][]byte{
				InstanceKey{ID: "HaKpys8e"}.String(): {
					"instance": []byte(
						`{
							"profile-name":"profile1",
						  	"id":"HaKpys8e",
							"namespace":"testnamespace",
							"rb-name":"test-rbdef",
							"rb-version":"v1",
							"cloud-region":"mock_kube_config",
							"resources": [
								{
									"GVK": {
										"Group":"apps",
										"Version":"v1",
										"Kind":"Deployment"
									},
									"Name": "deployment-1"
								},
								{
									"GVK": {
										"Group":"",
										"Version":"v1",
										"Kind":"Service"
									},
									"Name": "service-1"
								}
							]
						}`),
				},
			},
		}

		ic := NewInstanceClient()
		id := "HaKpys8e"
		err := ic.Delete(id)
		if err != nil {
			t.Fatalf("TestInstanceDelete returned an error (%s)", err)
		}
	})

	t.Run("Delete non-existing Instance", func(t *testing.T) {
		db.DBconn = &db.MockDB{
			Items: map[string]map[string][]byte{
				InstanceKey{ID: "HaKpys8e"}.String(): {
					"instance": []byte(
						`{
							"profile-name":"profile1",
						  	"id":"HaKpys8e",
							"namespace":"testnamespace",
							"rb-name":"test-rbdef",
							"rb-version":"v1",
							"cloud-region":"mock_kube_config",
							"resources": [
								{
									"GVK": {
										"Group":"apps",
										"Version":"v1",
										"Kind":"Deployment"
									},
									"Name": "deployment-1"
								},
								{
									"GVK": {
										"Group":"",
										"Version":"v1",
										"Kind":"Service"
									},
									"Name": "service-1"
								}
							]
						}`),
				},
			},
		}

		ic := NewInstanceClient()
		id := "non-existing"
		err := ic.Delete(id)
		if err == nil {
			t.Fatal("Expected error, got pass", err)
		}
	})
}