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package storage
import (
"testing"
"github.com/stretchr/testify/assert"
"github.com/stretchr/testify/require"
"go.podman.io/image/v5/manifest"
"go.podman.io/image/v5/types"
)
func TestBuildLayerInfosForCopy(t *testing.T) {
manifestInfos := []manifest.LayerInfo{
{BlobInfo: types.BlobInfo{Digest: "sha256:6a5a5368e0c2d3e5909184fa28ddfd56072e7ff3ee9a945876f7eee5896ef5bb", Size: -1, Annotations: map[string]string{
"io.github.containers.zstd-chunked.manifest-checksum": "tocDigest",
"io.github.containers.zstd-chunked.manifest-position": "somewhere",
"io.github.containers.zstd-chunked.tarsplit-position": "somewhereElse",
}}, EmptyLayer: false},
{BlobInfo: types.BlobInfo{Digest: "sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4", Size: -1}, EmptyLayer: true},
{BlobInfo: types.BlobInfo{Digest: "sha256:aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa", Size: -1, URLs: []string{"https://example.com/layer3"}, Annotations: map[string]string{"key": "value3"}}, EmptyLayer: true},
{BlobInfo: types.BlobInfo{Digest: "sha256:1bbf5d58d24c47512e234a5623474acf65ae00d4d1414272a893204f44cc680c", Size: -1, URLs: []string{"https://example.com/layer4"}, Annotations: map[string]string{"key": "value4"}}, EmptyLayer: false},
{BlobInfo: types.BlobInfo{Digest: "sha256:5555555555555555555555555555555555555555555555555555555555555555", Size: -1}, EmptyLayer: true},
}
physicalInfos := []layerForCopy{
{digest: "sha256:1111111111111111111111111111111111111111111111111111111111111111", size: 111, mediaType: manifest.DockerV2SchemaLayerMediaTypeUncompressed},
{digest: "sha256:2222222222222222222222222222222222222222222222222222222222222222", size: 222, mediaType: manifest.DockerV2SchemaLayerMediaTypeUncompressed},
}
// Success
res, err := buildLayerInfosForCopy(manifestInfos, physicalInfos, manifest.DockerV2Schema2LayerMediaType)
require.NoError(t, err)
assert.Equal(t, []types.BlobInfo{
{Digest: "sha256:1111111111111111111111111111111111111111111111111111111111111111", Size: 111, MediaType: manifest.DockerV2SchemaLayerMediaTypeUncompressed},
{Digest: "sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4", Size: 32, MediaType: manifest.DockerV2Schema2LayerMediaType},
{Digest: "sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4", Size: 32, URLs: []string{"https://example.com/layer3"}, Annotations: map[string]string{"key": "value3"}, MediaType: manifest.DockerV2Schema2LayerMediaType},
{Digest: "sha256:2222222222222222222222222222222222222222222222222222222222222222", Size: 222, URLs: []string{"https://example.com/layer4"}, Annotations: map[string]string{"key": "value4"}, MediaType: manifest.DockerV2SchemaLayerMediaTypeUncompressed},
{Digest: "sha256:a3ed95caeb02ffe68cdd9fd84406680ae93d633cb16422d00e8a7c22955b46d4", Size: 32, MediaType: manifest.DockerV2Schema2LayerMediaType},
}, res)
// PhysicalInfos too short
_, err = buildLayerInfosForCopy(manifestInfos, physicalInfos[:len(physicalInfos)-1], manifest.DockerV2Schema2LayerMediaType)
assert.Error(t, err)
// PhysicalInfos too long
_, err = buildLayerInfosForCopy(manifestInfos, append(physicalInfos, physicalInfos[0]), manifest.DockerV2Schema2LayerMediaType)
assert.Error(t, err)
}
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