Add unit tests for sort.go

go.mod

@@ -8,6 +8,7 @@ require (
 	github.com/go-git/go-git/v5 v5.1.0
 	github.com/go-logr/logr v0.3.0
 	github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b
+	github.com/google/go-cmp v0.5.2
 	github.com/prometheus/client_golang v1.7.1
 	github.com/stretchr/testify v1.6.1
 	golang.org/x/crypto v0.0.0-20201002170205-7f63de1d35b0

pkg/patterns/declarative/sort_test.go

@@ -0,0 +1,233 @@
+/*
+Copyright 2019 The Kubernetes Authors.
+
+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 declarative
+
+import (
+	"context"
+	"testing"
+
+	"github.com/google/go-cmp/cmp"
+	"github.com/google/go-cmp/cmp/cmpopts"
+
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/declarative/pkg/manifest"
+)
+
+func Test_Sort(t *testing.T) {
+	crd1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "apiextensions.k8s.io/v1beta1",
+			"kind":       "CustomResourceDefinition",
+			"metadata": map[string]interface{}{
+				"name":      "test-crd",
+				"namespace": "kube-system",
+			},
+		},
+	}
+	crdObj1, _ := manifest.NewObject(crd1)
+
+	ns1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "v1",
+			"kind":       "Namespace",
+			"metadata": map[string]interface{}{
+				"name":      "test-crd",
+				"namespace": "kube-system",
+			},
+		},
+	}
+	nsObj1, _ := manifest.NewObject(ns1)
+
+	sa1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "v1",
+			"kind":       "ServiceAccount",
+			"metadata": map[string]interface{}{
+				"name":      "foo-operator",
+				"namespace": "kube-system",
+			},
+		},
+	}
+	saObj1, _ := manifest.NewObject(sa1)
+
+	sa2 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "v1",
+			"kind":       "ServiceAccount",
+			"metadata": map[string]interface{}{
+				"name":      "bar-operator",
+				"namespace": "kube-system",
+			},
+		},
+	}
+	saObj2, _ := manifest.NewObject(sa2)
+
+	clusterRole1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "rbac.authorization.k8s.io/v1",
+			"kind":       "ClusterRole",
+			"metadata": map[string]interface{}{
+				"name":      "test-clusterrole",
+				"namespace": "kube-system",
+			},
+		},
+	}
+	clusterRoleObj1, _ := manifest.NewObject(clusterRole1)
+
+	clusterRoleBinding1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "rbac.authorization.k8s.io/v1",
+			"kind":       "ClusterRoleBinding",
+			"metadata": map[string]interface{}{
+				"name":      "test-clusterrolebinding",
+				"namespace": "kube-system",
+			},
+		},
+	}
+	clusterRoleBindingObj1, _ := manifest.NewObject(clusterRoleBinding1)
+
+	cm1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "v1",
+			"kind":       "ConfigMap",
+			"metadata": map[string]interface{}{
+				"name": "test-configmap",
+			},
+		},
+	}
+	cmObj1, _ := manifest.NewObject(cm1)
+
+	secret1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "v1",
+			"kind":       "Secret",
+			"metadata": map[string]interface{}{
+				"name": "test-secret",
+			},
+		},
+	}
+	secretObj1, _ := manifest.NewObject(secret1)
+
+	dp1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "apps/v1",
+			"kind":       "Deployment",
+			"metadata": map[string]interface{}{
+				"name": "frontend111",
+			},
+		},
+	}
+	dpObj1, _ := manifest.NewObject(dp1)
+
+	dp2 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "extensions/v1beta1",
+			"kind":       "Deployment",
+			"metadata": map[string]interface{}{
+				"name": "frontend222",
+			},
+		},
+	}
+	dpObj2, _ := manifest.NewObject(dp2)
+
+	hpa1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "autoscaling/v1",
+			"kind":       "HorizontalPodAutoscaler",
+			"metadata": map[string]interface{}{
+				"name": "test-autoscaler",
+			},
+		},
+	}
+	hpaObj1, _ := manifest.NewObject(hpa1)
+
+	svc1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "v1",
+			"kind":       "Service",
+			"metadata": map[string]interface{}{
+				"name": "test-service",
+			},
+		},
+	}
+	svcObj1, _ := manifest.NewObject(svc1)
+
+	pod1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "v1",
+			"kind":       "Pod",
+			"metadata": map[string]interface{}{
+				"name": "test-pod",
+			},
+		},
+	}
+	podObj1, _ := manifest.NewObject(pod1)
+
+	var testcases = []struct {
+		name     string
+		input    *manifest.Objects
+		expected *manifest.Objects
+	}{
+		{
+			name: "multiple objects",
+			input: &manifest.Objects{
+				Items: []*manifest.Object{
+					saObj1,
+					crdObj1,
+					nsObj1,
+					saObj2,
+					dpObj1,
+					dpObj2,
+					clusterRoleObj1,
+					hpaObj1,
+					podObj1,
+					svcObj1,
+					clusterRoleBindingObj1,
+					cmObj1,
+					secretObj1,
+				},
+			},
+			expected: &manifest.Objects{
+				Items: []*manifest.Object{
+					crdObj1,
+					nsObj1,
+					saObj2,
+					saObj1,
+					clusterRoleObj1,
+					clusterRoleBindingObj1,
+					cmObj1,
+					secretObj1,
+					podObj1,
+					dpObj1,
+					dpObj2,
+					hpaObj1,
+					svcObj1,
+				},
+			},
+		},
+	}
+	for _, tc := range testcases {
+		t.Run(tc.name, func(t *testing.T) {
+			ctx := context.Background()
+			tc.input.Sort(DefaultObjectOrder(ctx))
+			if diff := cmp.Diff(tc.expected, tc.input, cmpopts.IgnoreUnexported(manifest.Object{})); diff != "" {
+				t.Errorf("sort result mismatch (-want +got):\n%s", diff)
+			}
+		})
+	}
+
+}