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Merge pull request #1 from tumblr/gabe/label-predicates
Adding Label based predicates
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,96 @@ | ||
| package rules | ||
|
|
||
| import ( | ||
| "reflect" | ||
| "sort" | ||
| "testing" | ||
| "time" | ||
|
|
||
| _ "github.com/tumblr/docker-registry-pruner/internal/pkg/testing" | ||
| "github.com/tumblr/docker-registry-pruner/pkg/config" | ||
| "github.com/tumblr/docker-registry-pruner/pkg/registry" | ||
| "github.com/tumblr/docker-registry-pruner/pkg/rules" | ||
| ) | ||
|
|
||
| // helper function to make a test fixture manifest | ||
| func mkmanifest(r, t string, daysOld int64, labels map[string]string) *registry.Manifest { | ||
| if labels == nil { | ||
| labels = map[string]string{} | ||
| } | ||
| return must(registry.NewManifest(r, t, tNow.Add(time.Duration(-daysOld*24)*time.Hour), labels)) | ||
| } | ||
|
|
||
| func must(m *registry.Manifest, err error) *registry.Manifest { | ||
| if err != nil { | ||
| panic(err) | ||
| } | ||
| return m | ||
| } | ||
|
|
||
| var ( | ||
| tNow = time.Now() | ||
| ) | ||
|
|
||
| type testpayload struct { | ||
| rulesFile string | ||
| input []*registry.Manifest | ||
| keepImages []string | ||
| deleteImages []string | ||
| } | ||
|
|
||
| func TestApplyRules(t *testing.T) { | ||
|
|
||
| tc, err := loadTestConfig("test/fixtures/manifest_tests/apply-rules.yaml") | ||
| if err != nil { | ||
| t.Error(err) | ||
| t.FailNow() | ||
| } | ||
|
|
||
| for _, test := range tc.Tests { | ||
| // sort any expected tag sets | ||
| for _, tags := range test.Expected.Keep { | ||
| sort.Strings(tags) | ||
| } | ||
| for _, tags := range test.Expected.Keep { | ||
| sort.Strings(tags) | ||
| } | ||
| t.Logf("%s: loading rules from %s", tc.SourceFile, test.Config) | ||
|
|
||
| cfg, err := config.LoadFromFile(test.Config) | ||
| if err != nil { | ||
| t.Error(err) | ||
| t.FailNow() | ||
| } | ||
|
|
||
| keep, delete := rules.ApplyRules(cfg.Rules, tc.Manifests) | ||
| keep_tags := manifestsAsImageMap(keep) | ||
| delete_tags := manifestsAsImageMap(delete) | ||
| if test.Config == "test/fixtures/rules/labels-devel-3-versions.yaml" { | ||
| t.Logf("%s: expected: %+v", test.Config, test) | ||
| t.Logf("%s: kept: %+v", test.Config, keep_tags) | ||
| t.Logf("%s: deleted: %+v", test.Config, delete_tags) | ||
| } | ||
|
|
||
| if !reflect.DeepEqual(test.Expected.Keep, keep_tags) { | ||
| t.Errorf("%s: expected keep images to be %v but was actually %v", test.Config, test.Expected.Keep, keep_tags) | ||
| t.FailNow() | ||
| } | ||
| if !reflect.DeepEqual(test.Expected.Delete, delete_tags) { | ||
| t.Errorf("%s: expected delete images tags to be %v but was actually %v", test.Config, test.Expected.Delete, delete_tags) | ||
| t.FailNow() | ||
| } | ||
| } | ||
| } | ||
|
|
||
| // turn a list of Manifest into a map of repo->list of tags | ||
| func manifestsAsImageMap(ms []*registry.Manifest) map[string][]string { | ||
| res := map[string][]string{} | ||
| for _, m := range ms { | ||
| if _, ok := res[m.Name]; !ok { | ||
| res[m.Name] = []string{} | ||
| } | ||
| res[m.Name] = append(res[m.Name], m.Tag) | ||
| sort.Strings(res[m.Name]) | ||
| } | ||
| return res | ||
| } |
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