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// Copyright 2023 Google LLC All Rights Reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
package registry_test
import (
"fmt"
"net/http/httptest"
"os"
"path/filepath"
"strings"
"testing"
"github.com/google/go-containerregistry/pkg/name"
"github.com/google/go-containerregistry/pkg/registry"
"github.com/google/go-containerregistry/pkg/v1/random"
"github.com/google/go-containerregistry/pkg/v1/remote"
"github.com/google/go-containerregistry/pkg/v1/validate"
)
func TestDiskPush(t *testing.T) {
dir := t.TempDir()
reg := registry.New(registry.WithBlobHandler(registry.NewDiskBlobHandler(dir)))
srv := httptest.NewServer(reg)
defer srv.Close()
ref, err := name.ParseReference(strings.TrimPrefix(srv.URL, "http://") + "/foo/bar:latest")
if err != nil {
t.Fatal(err)
}
img, err := random.Image(1024, 5)
if err != nil {
t.Fatal(err)
}
if err := remote.Write(ref, img); err != nil {
t.Fatalf("remote.Write: %v", err)
}
// Test we can read and validate the image.
if _, err := remote.Image(ref); err != nil {
t.Fatalf("remote.Image: %v", err)
}
if err := validate.Image(img); err != nil {
t.Fatalf("validate.Image: %v", err)
}
// Collect the layer SHAs we expect to find.
want := map[string]bool{}
if h, err := img.ConfigName(); err != nil {
t.Fatal(err)
} else {
want[fmt.Sprintf("%s/%s", h.Algorithm, h.Hex)] = true
}
ls, err := img.Layers()
if err != nil {
t.Fatal(err)
}
for _, l := range ls {
if h, err := l.Digest(); err != nil {
t.Fatal(err)
} else {
want[fmt.Sprintf("%s/%s", h.Algorithm, h.Hex)] = true
}
}
// Test the blobs are there on disk.
for dig := range want {
if _, err := os.Stat(filepath.Join(dir, dig)); err != nil {
t.Fatalf("os.Stat(%s): %v", dig, err)
}
t.Logf("Found %s", dig)
}
}
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