image_test.go

Documentation: github.com/sigstore/cosign/v2/pkg/oci/signed

     1  //
     2  // Copyright 2021 The Sigstore Authors.
     3  //
     4  // Licensed under the Apache License, Version 2.0 (the "License");
     5  // you may not use this file except in compliance with the License.
     6  // You may obtain a copy of the License at
     7  //
     8  //     http://www.apache.org/licenses/LICENSE-2.0
     9  //
    10  // Unless required by applicable law or agreed to in writing, software
    11  // distributed under the License is distributed on an "AS IS" BASIS,
    12  // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  // See the License for the specific language governing permissions and
    14  // limitations under the License.
    15  
    16  package signed
    17  
    18  import (
    19  	"testing"
    20  
    21  	"github.com/google/go-containerregistry/pkg/v1/random"
    22  )
    23  
    24  func TestImage(t *testing.T) {
    25  	i, err := random.Image(300 /* bytes */, 5 /* layers */)
    26  	if err != nil {
    27  		t.Fatalf("random.Image() = %v", err)
    28  	}
    29  
    30  	si := Image(i)
    31  
    32  	sigs, err := si.Signatures()
    33  	if err != nil {
    34  		t.Fatalf("Signatures() = %v", err)
    35  	}
    36  
    37  	if sl, err := sigs.Get(); err != nil {
    38  		t.Errorf("Get() = %v", err)
    39  	} else if got, want := len(sl), 0; got != want {
    40  		t.Errorf("len(Get()) = %d, wanted %d", got, want)
    41  	}
    42  
    43  	atts, err := si.Attestations()
    44  	if err != nil {
    45  		t.Fatalf("Attestations() = %v", err)
    46  	}
    47  
    48  	if al, err := atts.Get(); err != nil {
    49  		t.Errorf("Get() = %v", err)
    50  	} else if got, want := len(al), 0; got != want {
    51  		t.Errorf("len(Get()) = %d, wanted %d", got, want)
    52  	}
    53  }
    54
View as plain text