mirror of https://github.com/k3s-io/k3s
67 lines
2.0 KiB
Go
67 lines
2.0 KiB
Go
/*
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Copyright 2017 The Kubernetes Authors.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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package schedulingpolicy
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import (
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"encoding/json"
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"reflect"
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"testing"
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"k8s.io/kubernetes/pkg/api/v1"
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metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
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)
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func TestMergeAnnotations(t *testing.T) {
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tests := []struct {
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note string
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input *v1.Pod
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annotations string
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expected string
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}{
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{"nil annotations", &v1.Pod{}, `{"foo": "bar"}`, `{"foo": "bar"}`},
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{"empty annotations", &v1.Pod{ObjectMeta: metav1.ObjectMeta{Annotations: map[string]string{}}}, `{"foo": "bar"}`, `{"foo": "bar"}`},
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{"existing annotation", &v1.Pod{ObjectMeta: metav1.ObjectMeta{Annotations: map[string]string{"foo": "baz"}}}, `{"foo": "bar"}`, `{"foo": "bar"}`},
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{"different annotation", &v1.Pod{ObjectMeta: metav1.ObjectMeta{Annotations: map[string]string{"baz": "qux"}}}, `{"foo": "bar"}`, `{"baz": "qux", "foo": "bar"}`},
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}
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for _, tc := range tests {
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annotations := map[string]string{}
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if err := json.Unmarshal([]byte(tc.annotations), &annotations); err != nil {
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panic(err)
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}
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expected := map[string]string{}
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if err := json.Unmarshal([]byte(tc.expected), &expected); err != nil {
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panic(err)
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}
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err := mergeAnnotations(tc.input, annotations)
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if err != nil {
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t.Errorf("Unexpected error: %v", err)
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}
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if !reflect.DeepEqual(tc.input.ObjectMeta.Annotations, expected) {
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t.Errorf("%v: Expected annotations to equal %v but got: %v", tc.note, expected, tc.input.ObjectMeta.Annotations)
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}
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}
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}
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