Determine namespaceability of resources from openapi schema

kyaml/openapi/openapi_test.go

@@ -16,7 +16,7 @@ func TestAddSchema(t *testing.T) {
 	// reset package vars
 	globalSchema = openapiData{}
 
-	_, err := AddSchema(additionalSchema)
+	err := AddSchema(additionalSchema)
 	if !assert.NoError(t, err) {
 		t.FailNow()
 	}
@@ -36,7 +36,7 @@ func TestNoUseBuiltInSchema_AddSchema(t *testing.T) {
 	globalSchema = openapiData{}
 
 	SuppressBuiltInSchemaUse()
-	_, err := AddSchema(additionalSchema)
+	err := AddSchema(additionalSchema)
 	if !assert.NoError(t, err) {
 		t.FailNow()
 	}
@@ -313,3 +313,100 @@ kind: Example
 		t.FailNow()
 	}
 }
+
+func TestIsNamespaceScoped_builtin(t *testing.T) {
+	testCases := []struct {
+		name               string
+		typeMeta           yaml.TypeMeta
+		expectIsFound      bool
+		expectIsNamespaced bool
+	}{
+		{
+			name: "namespacescoped resource",
+			typeMeta: yaml.TypeMeta{
+				APIVersion: "apps/v1",
+				Kind:       "Deployment",
+			},
+			expectIsFound:      true,
+			expectIsNamespaced: true,
+		},
+		{
+			name: "clusterscoped resource",
+			typeMeta: yaml.TypeMeta{
+				APIVersion: "v1",
+				Kind:       "Namespace",
+			},
+			expectIsFound:      true,
+			expectIsNamespaced: false,
+		},
+		{
+			name: "unknown resource",
+			typeMeta: yaml.TypeMeta{
+				APIVersion: "custom.io/v1",
+				Kind:       "Custom",
+			},
+			expectIsFound: false,
+		},
+	}
+
+	for i := range testCases {
+		test := testCases[i]
+		t.Run(test.name, func(t *testing.T) {
+			ResetOpenAPI()
+			isNamespaceable, isFound := IsNamespaceScoped(test.typeMeta)
+
+			if !test.expectIsFound {
+				assert.False(t, isFound)
+				return
+			}
+			assert.True(t, isFound)
+			assert.Equal(t, test.expectIsNamespaced, isNamespaceable)
+		})
+	}
+}
+
+func TestIsNamespaceScoped_custom(t *testing.T) {
+	SuppressBuiltInSchemaUse()
+	err := AddSchema([]byte(`
+{
+  "definitions": {},
+  "paths": {
+    "/apis/custom.io/v1/namespaces/{namespace}/customs/{name}": {
+      "get": {
+        "x-kubernetes-action": "get",
+        "x-kubernetes-group-version-kind": {
+          "group": "custom.io",
+          "kind": "Custom",
+          "version": "v1"
+        }
+      }
+    },
+    "/apis/custom.io/v1/clustercustoms": {
+      "get": {
+        "x-kubernetes-action": "get",
+        "x-kubernetes-group-version-kind": {
+          "group": "custom.io",
+          "kind": "ClusterCustom",
+          "version": "v1"
+        }
+      }
+    }
+  }
+}
+`))
+	assert.NoError(t, err)
+
+	isNamespaceable, isFound := IsNamespaceScoped(yaml.TypeMeta{
+		APIVersion: "custom.io/v1",
+		Kind:       "ClusterCustom",
+	})
+	assert.True(t, isFound)
+	assert.False(t, isNamespaceable)
+
+	isNamespaceable, isFound = IsNamespaceScoped(yaml.TypeMeta{
+		APIVersion: "custom.io/v1",
+		Kind:       "Custom",
+	})
+	assert.True(t, isFound)
+	assert.True(t, isNamespaceable)
+}