f7089ba225
This adds a new WithLabel function, which allows to set a single label on a lease, without having to first construct an intermediate map[string]string. Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
91 lines
2.5 KiB
Go
91 lines
2.5 KiB
Go
/*
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Copyright The containerd 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 leases
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import (
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"testing"
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"github.com/stretchr/testify/assert"
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"github.com/stretchr/testify/require"
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)
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func TestWithLabels(t *testing.T) {
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testcases := []struct {
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name string
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initialLabels map[string]string
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labels map[string]string
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expected map[string]string
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}{
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{
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name: "AddLabelsToEmptyMap",
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labels: map[string]string{
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"containerd.io/gc.root": "2015-12-04T00:00:00Z",
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},
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expected: map[string]string{
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"containerd.io/gc.root": "2015-12-04T00:00:00Z",
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},
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},
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{
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name: "AddLabelsToNonEmptyMap",
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initialLabels: map[string]string{
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"containerd.io/gc.expire": "2015-12-05T00:00:00Z",
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},
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labels: map[string]string{
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"containerd.io/gc.root": "2015-12-04T00:00:00Z",
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"containerd.io/gc.ref.snapshot.overlayfs": "sha256:87806a591ce894ff5c699c28fe02093d6cdadd6b1ad86819acea05ccb212ff3d",
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},
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expected: map[string]string{
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"containerd.io/gc.root": "2015-12-04T00:00:00Z",
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"containerd.io/gc.ref.snapshot.overlayfs": "sha256:87806a591ce894ff5c699c28fe02093d6cdadd6b1ad86819acea05ccb212ff3d",
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"containerd.io/gc.expire": "2015-12-05T00:00:00Z",
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},
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},
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}
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for _, tc := range testcases {
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tc := tc
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t.Run(tc.name, func(t *testing.T) {
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lease := newLease(tc.initialLabels)
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err := WithLabels(tc.labels)(lease)
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require.NoError(t, err)
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assert.Equal(t, lease.Labels, tc.expected)
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})
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}
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for _, tc := range testcases {
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tc := tc
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t.Run(tc.name+"-WithLabel", func(t *testing.T) {
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lease := newLease(tc.initialLabels)
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for k, v := range tc.labels {
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err := WithLabel(k, v)(lease)
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require.NoError(t, err)
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}
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assert.Equal(t, lease.Labels, tc.expected)
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})
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}
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}
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func newLease(labels map[string]string) *Lease {
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lease := &Lease{}
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if labels != nil {
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lease.Labels = map[string]string{}
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for k, v := range labels {
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lease.Labels[k] = v
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}
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}
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return lease
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}
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