| package metadata |
| |
| import ( |
| "io/ioutil" |
| "os" |
| "runtime" |
| "testing" |
| |
| "github.com/docker/docker/layer" |
| ) |
| |
| func TestV1IDService(t *testing.T) { |
| tmpDir, err := ioutil.TempDir("", "v1-id-service-test") |
| if err != nil { |
| t.Fatalf("could not create temp dir: %v", err) |
| } |
| defer os.RemoveAll(tmpDir) |
| |
| metadataStore, err := NewFSMetadataStore(tmpDir, runtime.GOOS) |
| if err != nil { |
| t.Fatalf("could not create metadata store: %v", err) |
| } |
| v1IDService := NewV1IDService(metadataStore) |
| |
| testVectors := []struct { |
| registry string |
| v1ID string |
| layerID layer.DiffID |
| }{ |
| { |
| registry: "registry1", |
| v1ID: "f0cd5ca10b07f35512fc2f1cbf9a6cefbdb5cba70ac6b0c9e5988f4497f71937", |
| layerID: layer.DiffID("sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4"), |
| }, |
| { |
| registry: "registry2", |
| v1ID: "9e3447ca24cb96d86ebd5960cb34d1299b07e0a0e03801d90b9969a2c187dd6e", |
| layerID: layer.DiffID("sha256:86e0e091d0da6bde2456dbb48306f3956bbeb2eae1b5b9a43045843f69fe4aaa"), |
| }, |
| { |
| registry: "registry1", |
| v1ID: "9e3447ca24cb96d86ebd5960cb34d1299b07e0a0e03801d90b9969a2c187dd6e", |
| layerID: layer.DiffID("sha256:03f4658f8b782e12230c1783426bd3bacce651ce582a4ffb6fbbfa2079428ecb"), |
| }, |
| } |
| |
| // Set some associations |
| for _, vec := range testVectors { |
| err := v1IDService.Set(vec.v1ID, vec.registry, vec.layerID) |
| if err != nil { |
| t.Fatalf("error calling Set: %v", err) |
| } |
| } |
| |
| // Check the correct values are read back |
| for _, vec := range testVectors { |
| layerID, err := v1IDService.Get(vec.v1ID, vec.registry) |
| if err != nil { |
| t.Fatalf("error calling Get: %v", err) |
| } |
| if layerID != vec.layerID { |
| t.Fatal("Get returned incorrect layer ID") |
| } |
| } |
| |
| // Test Get on a nonexistent entry |
| _, err = v1IDService.Get("82379823067823853223359023576437723560923756b03560378f4497753917", "registry1") |
| if err == nil { |
| t.Fatal("expected error looking up nonexistent entry") |
| } |
| |
| // Overwrite one of the entries and read it back |
| err = v1IDService.Set(testVectors[0].v1ID, testVectors[0].registry, testVectors[1].layerID) |
| if err != nil { |
| t.Fatalf("error calling Set: %v", err) |
| } |
| layerID, err := v1IDService.Get(testVectors[0].v1ID, testVectors[0].registry) |
| if err != nil { |
| t.Fatalf("error calling Get: %v", err) |
| } |
| if layerID != testVectors[1].layerID { |
| t.Fatal("Get returned incorrect layer ID") |
| } |
| } |