Merge pull request #151 from atoato88/add-unit-test-watch-go

Add tests to watch.go

Author: k8s-ci-robot

pkg/patterns/declarative/watch_test.go

@@ -0,0 +1,137 @@
+package declarative
+
+import (
+	"testing"
+
+	"k8s.io/apimachinery/pkg/apis/meta/v1/unstructured"
+	"k8s.io/apimachinery/pkg/runtime/schema"
+	"sigs.k8s.io/kubebuilder-declarative-pattern/pkg/patterns/declarative/pkg/manifest"
+
+	"github.com/stretchr/testify/assert"
+)
+
+func Test_uniqueGroupVersionKind(t *testing.T) {
+	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)
+
+	dp1 := &unstructured.Unstructured{
+		Object: map[string]interface{}{
+			"apiVersion": "apps/v1",
+			"kind":       "Deployment",
+			"metadata": map[string]interface{}{
+				"name": "frontend111",
+			},
+		},
+	}
+	dpObj1, _ := manifest.NewObject(dp1)
+
+	tests := []struct {
+		name           string
+		inputObjects   *manifest.Objects
+		expectedSchema []schema.GroupVersionKind
+	}{
+		{
+			name: "single object",
+			inputObjects: &manifest.Objects{
+				Items: []*manifest.Object{
+					saObj1,
+				},
+			},
+			expectedSchema: []schema.GroupVersionKind{
+				{
+					Group:   "",
+					Version: "v1",
+					Kind:    "ServiceAccount",
+				},
+			},
+		},
+		{
+			name: "double same object",
+			inputObjects: &manifest.Objects{
+				Items: []*manifest.Object{
+					saObj1,
+					saObj1,
+				},
+			},
+			expectedSchema: []schema.GroupVersionKind{
+				{
+					Group:   "",
+					Version: "v1",
+					Kind:    "ServiceAccount",
+				},
+			},
+		},
+		{
+			name: "double same type of object",
+			inputObjects: &manifest.Objects{
+				Items: []*manifest.Object{
+					saObj1,
+					saObj2,
+				},
+			},
+			expectedSchema: []schema.GroupVersionKind{
+				{
+					Group:   "",
+					Version: "v1",
+					Kind:    "ServiceAccount",
+				},
+			},
+		},
+		{
+			name: "multiple objects",
+			inputObjects: &manifest.Objects{
+				Items: []*manifest.Object{
+					dpObj1,
+					saObj2,
+				},
+			},
+			expectedSchema: []schema.GroupVersionKind{
+				{
+					Group:   "",
+					Version: "v1",
+					Kind:    "ServiceAccount",
+				},
+				{
+					Group:   "apps",
+					Version: "v1",
+					Kind:    "Deployment",
+				},
+			},
+		},
+		{
+			name: "empty objects",
+			inputObjects: &manifest.Objects{
+				Items: []*manifest.Object{},
+			},
+			expectedSchema: nil,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			actualSchema := uniqueGroupVersionKind(tt.inputObjects)
+			assert.Equal(t, tt.expectedSchema, actualSchema)
+		})
+	}
+}