134 lines
3.4 KiB
Go
134 lines
3.4 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 docker
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import (
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"reflect"
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"testing"
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"github.com/containerd/containerd/v2/pkg/labels"
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"github.com/containerd/containerd/v2/pkg/reference"
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)
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func TestAppendDistributionLabel(t *testing.T) {
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for _, tc := range []struct {
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originLabel string
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repo string
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expected string
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}{
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{
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originLabel: "",
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repo: "",
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expected: "",
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},
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{
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originLabel: "",
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repo: "library/busybox",
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expected: "library/busybox",
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},
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{
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originLabel: "library/busybox",
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repo: "library/busybox",
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expected: "library/busybox",
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},
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// remove the duplicate one in origin
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{
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originLabel: "library/busybox,library/redis,library/busybox",
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repo: "library/alpine",
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expected: "library/alpine,library/busybox,library/redis",
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},
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// remove the empty repo
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{
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originLabel: "library/busybox,library/redis,library/busybox",
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repo: "",
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expected: "library/busybox,library/redis",
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},
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{
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originLabel: "library/busybox,library/redis,library/busybox",
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repo: "library/redis",
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expected: "library/busybox,library/redis",
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},
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} {
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if got := appendDistributionSourceLabel(tc.originLabel, tc.repo); !reflect.DeepEqual(got, tc.expected) {
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t.Fatalf("expected %v, but got %v", tc.expected, got)
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}
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}
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}
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func TestDistributionSourceLabelKey(t *testing.T) {
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expected := labels.LabelDistributionSource + ".testsource"
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if got := distributionSourceLabelKey("testsource"); !reflect.DeepEqual(got, expected) {
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t.Fatalf("expected %v, but got %v", expected, got)
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}
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}
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func TestCommonPrefixComponents(t *testing.T) {
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for _, tc := range []struct {
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components []string
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target string
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expected int
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}{
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{
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components: []string{"foo"},
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target: "foo/bar",
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expected: 1,
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},
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{
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components: []string{"bar"},
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target: "foo/bar",
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expected: 0,
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},
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{
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components: []string{"foo", "bar"},
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target: "foo/bar",
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expected: 2,
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},
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} {
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if got := commonPrefixComponents(tc.components, tc.target); !reflect.DeepEqual(got, tc.expected) {
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t.Fatalf("expected %v, but got %v", tc.expected, got)
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}
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}
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}
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func TestSelectRepositoryMountCandidate(t *testing.T) {
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for _, tc := range []struct {
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refspec reference.Spec
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source map[string]string
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expected string
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}{
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{
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refspec: reference.Spec{},
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source: map[string]string{"": ""},
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expected: "",
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},
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{
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refspec: reference.Spec{Locator: "user@host/path"},
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source: map[string]string{labels.LabelDistributionSource + ".host": "foo,path,bar"},
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expected: "bar",
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},
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{
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refspec: reference.Spec{Locator: "user@host/path"},
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source: map[string]string{labels.LabelDistributionSource + ".host": "foo,bar,path"},
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expected: "bar",
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},
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} {
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if got := selectRepositoryMountCandidate(tc.refspec, tc.source); !reflect.DeepEqual(got, tc.expected) {
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t.Fatalf("expected %v, but got %v", tc.expected, got)
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}
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}
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}
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