Keep empty map in kustomize output

kyaml/yaml/merge2/element_test.go

@@ -302,7 +302,7 @@ kind: Deployment
 spec:
   template:
     spec:
-      containers: {}
+      containers: []
 `,
 		dest: `
 apiVersion: apps/v1

kyaml/yaml/merge2/list_test.go

@@ -262,7 +262,7 @@ kind: Deployment
 	{description: `remove list -- empty in src`,
 		source: `
 kind: Deployment
-items: {}
+items: []
 `,
 		dest: `
 kind: Deployment
@@ -273,7 +273,7 @@ items:
 `,
 		expected: `
 kind: Deployment
-items: {}
+items: []
 `,
 	},
 }

kyaml/yaml/merge2/map_test.go

@@ -167,8 +167,8 @@ spec: {}
 		expected: `
 kind: Deployment
 spec:
-  foo: bar1
   baz: buz
+  foo: bar1
 `,
 	},
 

kyaml/yaml/merge2/scalar_test.go

@@ -91,7 +91,7 @@ kind: Deployment
 	{description: `remove scalar -- empty in src`,
 		source: `
 kind: Deployment
-field: {}
+field: null
 `,
 		dest: `
 kind: Deployment
@@ -99,7 +99,6 @@ field: value1
 `,
 		expected: `
 kind: Deployment
-field: {}
 `,
 	},