distribution/storage/paths_test.go

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package storage
import (
"testing"
"github.com/docker/distribution/digest"
)
func TestPathMapper(t *testing.T) {
pm := &pathMapper{
root: "/pathmapper-test",
}
for _, testcase := range []struct {
spec pathSpec
expected string
err error
}{
{
spec: manifestRevisionPathSpec{
name: "foo/bar",
revision: "sha256:abcdef0123456789",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/revisions/sha256/abcdef0123456789",
},
{
spec: manifestRevisionLinkPathSpec{
name: "foo/bar",
revision: "sha256:abcdef0123456789",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/revisions/sha256/abcdef0123456789/link",
},
{
spec: manifestSignatureLinkPathSpec{
name: "foo/bar",
revision: "sha256:abcdef0123456789",
signature: "sha256:abcdef0123456789",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/revisions/sha256/abcdef0123456789/signatures/sha256/abcdef0123456789/link",
},
{
spec: manifestSignaturesPathSpec{
name: "foo/bar",
revision: "sha256:abcdef0123456789",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/revisions/sha256/abcdef0123456789/signatures",
},
{
spec: manifestTagsPathSpec{
name: "foo/bar",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/tags",
},
{
spec: manifestTagPathSpec{
name: "foo/bar",
tag: "thetag",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/tags/thetag",
},
{
spec: manifestTagCurrentPathSpec{
name: "foo/bar",
tag: "thetag",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/tags/thetag/current/link",
},
{
spec: manifestTagIndexPathSpec{
name: "foo/bar",
tag: "thetag",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/tags/thetag/index",
},
{
spec: manifestTagIndexEntryPathSpec{
name: "foo/bar",
tag: "thetag",
revision: "sha256:abcdef0123456789",
},
expected: "/pathmapper-test/repositories/foo/bar/manifests/tags/thetag/index/sha256/abcdef0123456789/link",
},
{
spec: layerLinkPathSpec{
name: "foo/bar",
digest: "tarsum.v1+test:abcdef",
},
expected: "/pathmapper-test/repositories/foo/bar/layers/tarsum/v1/test/abcdef/link",
},
{
spec: blobDataPathSpec{
digest: digest.Digest("tarsum.dev+sha512:abcdefabcdefabcdef908909909"),
},
expected: "/pathmapper-test/blobs/tarsum/dev/sha512/ab/abcdefabcdefabcdef908909909/data",
},
{
spec: blobDataPathSpec{
digest: digest.Digest("tarsum.v1+sha256:abcdefabcdefabcdef908909909"),
},
expected: "/pathmapper-test/blobs/tarsum/v1/sha256/ab/abcdefabcdefabcdef908909909/data",
},
{
spec: uploadDataPathSpec{
name: "foo/bar",
uuid: "asdf-asdf-asdf-adsf",
},
expected: "/pathmapper-test/repositories/foo/bar/uploads/asdf-asdf-asdf-adsf/data",
},
{
spec: uploadStartedAtPathSpec{
name: "foo/bar",
uuid: "asdf-asdf-asdf-adsf",
},
expected: "/pathmapper-test/repositories/foo/bar/uploads/asdf-asdf-asdf-adsf/startedat",
},
} {
p, err := pm.path(testcase.spec)
if err != nil {
t.Fatalf("unexpected generating path (%T): %v", testcase.spec, err)
}
if p != testcase.expected {
t.Fatalf("unexpected path generated (%T): %q != %q", testcase.spec, p, testcase.expected)
}
}
// Add a few test cases to ensure we cover some errors
// Specify a path that requires a revision and get a digest validation error.
badpath, err := pm.path(manifestSignaturesPathSpec{
name: "foo/bar",
})
if err == nil {
t.Fatalf("expected an error when mapping an invalid revision: %s", badpath)
}
}