distribution/manifest/manifestlist/manifestlist_test.go

362 lines
11 KiB
Go
Raw Normal View History

package manifestlist
import (
"bytes"
"encoding/json"
"reflect"
"testing"
"github.com/distribution/distribution/v3"
"github.com/distribution/distribution/v3/manifest/ocischema"
v1 "github.com/opencontainers/image-spec/specs-go/v1"
)
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
const expectedManifestListSerialization = `{
"schemaVersion": 2,
"mediaType": "application/vnd.docker.distribution.manifest.list.v2+json",
"manifests": [
{
"mediaType": "application/vnd.docker.distribution.manifest.v2+json",
"digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b",
"size": 985,
"platform": {
"architecture": "amd64",
"os": "linux",
"features": [
"sse4"
]
}
},
{
"mediaType": "application/vnd.docker.distribution.manifest.v2+json",
"digest": "sha256:6346340964309634683409684360934680934608934608934608934068934608",
"size": 2392,
"platform": {
"architecture": "sun4m",
"os": "sunos"
}
}
]
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
}`
func makeTestManifestList(t *testing.T, mediaType string) ([]ManifestDescriptor, *DeserializedManifestList) {
manifestDescriptors := []ManifestDescriptor{
{
Descriptor: distribution.Descriptor{
MediaType: "application/vnd.docker.distribution.manifest.v2+json",
Digest: "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b",
Size: 985,
},
Platform: PlatformSpec{
Architecture: "amd64",
OS: "linux",
Features: []string{"sse4"},
},
},
{
Descriptor: distribution.Descriptor{
MediaType: "application/vnd.docker.distribution.manifest.v2+json",
Digest: "sha256:6346340964309634683409684360934680934608934608934608934068934608",
Size: 2392,
},
Platform: PlatformSpec{
Architecture: "sun4m",
OS: "sunos",
},
},
}
deserialized, err := FromDescriptorsWithMediaType(manifestDescriptors, mediaType)
if err != nil {
t.Fatalf("error creating DeserializedManifestList: %v", err)
}
return manifestDescriptors, deserialized
}
func TestManifestList(t *testing.T) {
manifestDescriptors, deserialized := makeTestManifestList(t, MediaTypeManifestList)
mediaType, canonical, _ := deserialized.Payload()
if mediaType != MediaTypeManifestList {
t.Fatalf("unexpected media type: %s", mediaType)
}
// Check that the canonical field is the same as json.MarshalIndent
// with these parameters.
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
expected, err := json.MarshalIndent(&deserialized.ManifestList, "", " ")
if err != nil {
t.Fatalf("error marshaling manifest list: %v", err)
}
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
if !bytes.Equal(expected, canonical) {
t.Fatalf("manifest bytes not equal:\nexpected:\n%s\nactual:\n%s\n", string(expected), string(canonical))
}
// Check that the canonical field has the expected value.
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
if !bytes.Equal([]byte(expectedManifestListSerialization), canonical) {
t.Fatalf("manifest bytes not equal:\nexpected:\n%s\nactual:\n%s\n", expectedManifestListSerialization, string(canonical))
}
var unmarshalled DeserializedManifestList
if err := json.Unmarshal(deserialized.canonical, &unmarshalled); err != nil {
t.Fatalf("error unmarshaling manifest: %v", err)
}
if !reflect.DeepEqual(&unmarshalled, deserialized) {
t.Fatalf("manifests are different after unmarshaling: %v != %v", unmarshalled, *deserialized)
}
references := deserialized.References()
if len(references) != 2 {
t.Fatalf("unexpected number of references: %d", len(references))
}
for i := range references {
platform := manifestDescriptors[i].Platform
expectedPlatform := &v1.Platform{
Architecture: platform.Architecture,
OS: platform.OS,
OSFeatures: platform.OSFeatures,
OSVersion: platform.OSVersion,
Variant: platform.Variant,
}
if !reflect.DeepEqual(references[i].Platform, expectedPlatform) {
t.Fatalf("unexpected value %d returned by References: %v", i, references[i])
}
references[i].Platform = nil
if !reflect.DeepEqual(references[i], manifestDescriptors[i].Descriptor) {
t.Fatalf("unexpected value %d returned by References: %v", i, references[i])
}
}
}
// TODO (mikebrow): add annotations on the manifest list (index) and support for
// empty platform structs (move to Platform *Platform `json:"platform,omitempty"`
// from current Platform PlatformSpec `json:"platform"`) in the manifest descriptor.
// Requires changes to distribution/distribution/manifest/manifestlist.ManifestList and .ManifestDescriptor
// and associated serialization APIs in manifestlist.go. Or split the OCI index and
// docker manifest list implementations, which would require a lot of refactoring.
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
const expectedOCIImageIndexSerialization = `{
"schemaVersion": 2,
"mediaType": "application/vnd.oci.image.index.v1+json",
"manifests": [
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b",
"size": 985,
"platform": {
"architecture": "amd64",
"os": "linux",
"features": [
"sse4"
]
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b",
"size": 985,
"annotations": {
"platform": "none"
},
"platform": {
"architecture": "",
"os": ""
}
},
{
"mediaType": "application/vnd.oci.image.manifest.v1+json",
"digest": "sha256:6346340964309634683409684360934680934608934608934608934068934608",
"size": 2392,
"annotations": {
"what": "for"
},
"platform": {
"architecture": "sun4m",
"os": "sunos"
}
}
]
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
}`
func makeTestOCIImageIndex(t *testing.T, mediaType string) ([]ManifestDescriptor, *DeserializedManifestList) {
manifestDescriptors := []ManifestDescriptor{
{
Descriptor: distribution.Descriptor{
MediaType: "application/vnd.oci.image.manifest.v1+json",
Digest: "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b",
Size: 985,
},
Platform: PlatformSpec{
Architecture: "amd64",
OS: "linux",
Features: []string{"sse4"},
},
},
{
Descriptor: distribution.Descriptor{
MediaType: "application/vnd.oci.image.manifest.v1+json",
Digest: "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b",
Size: 985,
Annotations: map[string]string{"platform": "none"},
},
},
{
Descriptor: distribution.Descriptor{
MediaType: "application/vnd.oci.image.manifest.v1+json",
Digest: "sha256:6346340964309634683409684360934680934608934608934608934068934608",
Size: 2392,
Annotations: map[string]string{"what": "for"},
},
Platform: PlatformSpec{
Architecture: "sun4m",
OS: "sunos",
},
},
}
deserialized, err := FromDescriptorsWithMediaType(manifestDescriptors, mediaType)
if err != nil {
t.Fatalf("error creating DeserializedManifestList: %v", err)
}
return manifestDescriptors, deserialized
}
func TestOCIImageIndex(t *testing.T) {
manifestDescriptors, deserialized := makeTestOCIImageIndex(t, v1.MediaTypeImageIndex)
mediaType, canonical, _ := deserialized.Payload()
if mediaType != v1.MediaTypeImageIndex {
t.Fatalf("unexpected media type: %s", mediaType)
}
// Check that the canonical field is the same as json.MarshalIndent
// with these parameters.
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
expected, err := json.MarshalIndent(&deserialized.ManifestList, "", " ")
if err != nil {
t.Fatalf("error marshaling manifest list: %v", err)
}
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
if !bytes.Equal(expected, canonical) {
t.Fatalf("manifest bytes not equal:\nexpected:\n%s\nactual:\n%s\n", string(expected), string(canonical))
}
// Check that the canonical field has the expected value.
manifest: improve test output and use const Use consts to make clear these values are fixed, and improve the output to make it clearer which part is the expected output, and which part the actual. Before this: === RUN TestManifest manifest_test.go:87: manifest bytes not equal: "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" != "{\n \"schemaVersion\": 2,\n \"mediaType\": \"application/vnd.oci.image.manifest.v1+json\",\n \"config\": {\n \"mediaType\": \"application/vnd.oci.image.config.v1+json\",\n \"size\": 985,\n \"digest\": \"sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b\",\n \"annotations\": {\n \"apple\": \"orange\"\n }\n },\n \"layers\": [\n {\n \"mediaType\": \"application/vnd.oci.image.layer.v1.tar+gzip\",\n \"size\": 153263,\n \"digest\": \"sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b\",\n \"annotations\": {\n \"lettuce\": \"wrap\"\n }\n }\n ],\n \"annotations\": {\n \"hot\": \"potato\"\n }\n}" --- FAIL: TestManifest (0.00s) After this: === RUN TestManifest manifest_test.go:72: manifest bytes not equal: expected: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } actual: { "schemaVersion": 2, "mediaType": "application/vnd.docker.distribution.manifest.v2+json", "config": { "mediaType": "application/vnd.docker.container.image.v1+json", "size": 985, "digest": "sha256:1a9ec845ee94c202b2d5da74a24f0ed2058318bfa9879fa541efaecba272e86b" }, "layers": [ { "mediaType": "application/vnd.docker.image.rootfs.diff.tar.gzip", "size": 153263, "digest": "sha256:62d8908bee94c202b2d35224a221aaa2058318bfa9879fa541efaecba272331b" } ] } --- FAIL: TestManifest (0.00s) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
2022-11-26 13:00:37 +00:00
if !bytes.Equal([]byte(expectedOCIImageIndexSerialization), canonical) {
t.Fatalf("manifest bytes not equal:\nexpected:\n%s\nactual:\n%s\n", expectedOCIImageIndexSerialization, string(canonical))
}
var unmarshalled DeserializedManifestList
if err := json.Unmarshal(deserialized.canonical, &unmarshalled); err != nil {
t.Fatalf("error unmarshaling manifest: %v", err)
}
if !reflect.DeepEqual(&unmarshalled, deserialized) {
t.Fatalf("manifests are different after unmarshaling: %v != %v", unmarshalled, *deserialized)
}
references := deserialized.References()
if len(references) != 3 {
t.Fatalf("unexpected number of references: %d", len(references))
}
for i := range references {
platform := manifestDescriptors[i].Platform
expectedPlatform := &v1.Platform{
Architecture: platform.Architecture,
OS: platform.OS,
OSFeatures: platform.OSFeatures,
OSVersion: platform.OSVersion,
Variant: platform.Variant,
}
if !reflect.DeepEqual(references[i].Platform, expectedPlatform) {
t.Fatalf("unexpected value %d returned by References: %v", i, references[i])
}
references[i].Platform = nil
if !reflect.DeepEqual(references[i], manifestDescriptors[i].Descriptor) {
t.Fatalf("unexpected value %d returned by References: %v", i, references[i])
}
}
}
func mediaTypeTest(t *testing.T, contentType string, mediaType string, shouldError bool) {
var m *DeserializedManifestList
if contentType == MediaTypeManifestList {
_, m = makeTestManifestList(t, mediaType)
} else {
_, m = makeTestOCIImageIndex(t, mediaType)
}
_, canonical, err := m.Payload()
if err != nil {
t.Fatalf("error getting payload, %v", err)
}
unmarshalled, descriptor, err := distribution.UnmarshalManifest(
contentType,
canonical)
if shouldError {
if err == nil {
t.Fatalf("bad content type should have produced error")
}
} else {
if err != nil {
t.Fatalf("error unmarshaling manifest, %v", err)
}
asManifest := unmarshalled.(*DeserializedManifestList)
if asManifest.MediaType != mediaType {
t.Fatalf("Bad media type '%v' as unmarshalled", asManifest.MediaType)
}
if descriptor.MediaType != contentType {
t.Fatalf("Bad media type '%v' for descriptor", descriptor.MediaType)
}
unmarshalledMediaType, _, _ := unmarshalled.Payload()
if unmarshalledMediaType != contentType {
t.Fatalf("Bad media type '%v' for payload", unmarshalledMediaType)
}
}
}
func TestMediaTypes(t *testing.T) {
mediaTypeTest(t, MediaTypeManifestList, "", true)
mediaTypeTest(t, MediaTypeManifestList, MediaTypeManifestList, false)
mediaTypeTest(t, MediaTypeManifestList, MediaTypeManifestList+"XXX", true)
mediaTypeTest(t, v1.MediaTypeImageIndex, "", false)
mediaTypeTest(t, v1.MediaTypeImageIndex, v1.MediaTypeImageIndex, false)
mediaTypeTest(t, v1.MediaTypeImageIndex, v1.MediaTypeImageIndex+"XXX", true)
}
func TestValidateManifest(t *testing.T) {
manifest := ocischema.Manifest{
Config: distribution.Descriptor{Size: 1},
Layers: []distribution.Descriptor{{Size: 2}},
}
index := ManifestList{
Manifests: []ManifestDescriptor{
{Descriptor: distribution.Descriptor{Size: 3}},
},
}
t.Run("valid", func(t *testing.T) {
b, err := json.Marshal(index)
if err != nil {
t.Fatal("unexpected error marshaling index", err)
}
if err := validateIndex(b); err != nil {
t.Error("index should be valid", err)
}
})
t.Run("invalid", func(t *testing.T) {
b, err := json.Marshal(manifest)
if err != nil {
t.Fatal("unexpected error marshaling manifest", err)
}
if err := validateIndex(b); err == nil {
t.Error("manifest should not be valid")
}
})
}