Function TestDevRestore_TamperedMetaFails

pkgcache/cache_dev_artifact_test.go:219–243

(t *testing.T)

}

func TestDevRestore_TamperedMetaFails(t *testing.T) {
	cache := newTestDevArtifactCache(t)
	pkgDir := makePackageDir(t, "glog@0.6.0")

	const meta = "original-meta"
	if err := cache.Store(pkgDir, meta); err != nil {
		t.Fatal(err)
	}
	hash := computeHash(meta)

	// Tamper with the meta file content — hash no longer matches content.
	metaPath := filepath.Join(cache.cacheDir, "glog@0.6.0", "metas", hash+".meta")
	if err := os.WriteFile(metaPath, []byte("tampered"), os.ModePerm); err != nil {
		t.Fatal(err)
	}

	destDir := filepath.Join(t.TempDir(), "dest")
	fromPath, err := cache.Restore("glog@0.6.0", hash, destDir)
	if err != nil {
		t.Fatalf("Restore should not error on tampered meta, just miss: %v", err)
	}
	if fromPath != "" {
		t.Error("expected cache miss when meta is tampered, got cache hit")
	}
}

func TestDevRestore_DifferentHashMisses(t *testing.T) {
	cache := newTestDevArtifactCache(t)