DockerCLI/cli/command/manifest/inspect_test.go

147 lines
4.3 KiB
Go

package manifest
import (
"context"
"io/ioutil"
"os"
"testing"
"github.com/docker/cli/cli/manifest/store"
"github.com/docker/cli/cli/manifest/types"
manifesttypes "github.com/docker/cli/cli/manifest/types"
"github.com/docker/cli/internal/test"
"github.com/docker/distribution"
"github.com/docker/distribution/manifest/schema2"
"github.com/docker/distribution/reference"
digest "github.com/opencontainers/go-digest"
ocispec "github.com/opencontainers/image-spec/specs-go/v1"
"github.com/pkg/errors"
"gotest.tools/assert"
is "gotest.tools/assert/cmp"
"gotest.tools/golden"
)
func newTempManifestStore(t *testing.T) (store.Store, func()) {
tmpdir, err := ioutil.TempDir("", "test-manifest-storage")
assert.NilError(t, err)
return store.NewStore(tmpdir), func() { os.RemoveAll(tmpdir) }
}
func ref(t *testing.T, name string) reference.Named {
named, err := reference.ParseNamed("example.com/" + name)
assert.NilError(t, err)
return named
}
func fullImageManifest(t *testing.T, ref reference.Named) types.ImageManifest {
man, err := schema2.FromStruct(schema2.Manifest{
Versioned: schema2.SchemaVersion,
Config: distribution.Descriptor{
Digest: "sha256:7328f6f8b41890597575cbaadc884e7386ae0acc53b747401ebce5cf0d624560",
Size: 1520,
MediaType: schema2.MediaTypeImageConfig,
},
Layers: []distribution.Descriptor{
{
MediaType: schema2.MediaTypeLayer,
Size: 1990402,
Digest: "sha256:88286f41530e93dffd4b964e1db22ce4939fffa4a4c665dab8591fbab03d4926",
},
},
})
assert.NilError(t, err)
// TODO: include image data for verbose inspect
mt, raw, err := man.Payload()
assert.NilError(t, err)
desc := ocispec.Descriptor{
Digest: digest.FromBytes(raw),
Size: int64(len(raw)),
MediaType: mt,
Platform: &ocispec.Platform{
Architecture: "amd64",
OS: "linux",
},
}
return types.NewImageManifest(ref, desc, man)
}
func TestInspectCommandLocalManifestNotFound(t *testing.T) {
store, cleanup := newTempManifestStore(t)
defer cleanup()
cli := test.NewFakeCli(nil)
cli.SetManifestStore(store)
cmd := newInspectCommand(cli)
cmd.SetOutput(ioutil.Discard)
cmd.SetArgs([]string{"example.com/list:v1", "example.com/alpine:3.0"})
err := cmd.Execute()
assert.Error(t, err, "No such manifest: example.com/alpine:3.0")
}
func TestInspectCommandNotFound(t *testing.T) {
store, cleanup := newTempManifestStore(t)
defer cleanup()
cli := test.NewFakeCli(nil)
cli.SetManifestStore(store)
cli.SetRegistryClient(&fakeRegistryClient{
getManifestFunc: func(_ context.Context, _ reference.Named) (manifesttypes.ImageManifest, error) {
return manifesttypes.ImageManifest{}, errors.New("missing")
},
getManifestListFunc: func(ctx context.Context, ref reference.Named) ([]manifesttypes.ImageManifest, error) {
return nil, errors.Errorf("No such manifest: %s", ref)
},
})
cmd := newInspectCommand(cli)
cmd.SetOutput(ioutil.Discard)
cmd.SetArgs([]string{"example.com/alpine:3.0"})
err := cmd.Execute()
assert.Error(t, err, "No such manifest: example.com/alpine:3.0")
}
func TestInspectCommandLocalManifest(t *testing.T) {
store, cleanup := newTempManifestStore(t)
defer cleanup()
cli := test.NewFakeCli(nil)
cli.SetManifestStore(store)
namedRef := ref(t, "alpine:3.0")
imageManifest := fullImageManifest(t, namedRef)
err := store.Save(ref(t, "list:v1"), namedRef, imageManifest)
assert.NilError(t, err)
cmd := newInspectCommand(cli)
cmd.SetArgs([]string{"example.com/list:v1", "example.com/alpine:3.0"})
assert.NilError(t, cmd.Execute())
actual := cli.OutBuffer()
expected := golden.Get(t, "inspect-manifest.golden")
assert.Check(t, is.Equal(string(expected), actual.String()))
}
func TestInspectcommandRemoteManifest(t *testing.T) {
store, cleanup := newTempManifestStore(t)
defer cleanup()
cli := test.NewFakeCli(nil)
cli.SetManifestStore(store)
cli.SetRegistryClient(&fakeRegistryClient{
getManifestFunc: func(_ context.Context, ref reference.Named) (manifesttypes.ImageManifest, error) {
return fullImageManifest(t, ref), nil
},
})
cmd := newInspectCommand(cli)
cmd.SetOutput(ioutil.Discard)
cmd.SetArgs([]string{"example.com/alpine:3.0"})
assert.NilError(t, cmd.Execute())
actual := cli.OutBuffer()
expected := golden.Get(t, "inspect-manifest.golden")
assert.Check(t, is.Equal(string(expected), actual.String()))
}