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// Copyright The Notary Project Authors.
// 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 signature
import (
"reflect"
"sync"
"testing"
)
var (
emptyFuncs sync.Map
validFuncs sync.Map
)
func init() {
validFuncs.Store(testMediaType, envelopeFunc{
newFunc: testNewFunc,
parseFunc: testParseFunc,
})
}
// mock an envelope that implements signature.Envelope.
type testEnvelope struct {
}
// Sign implements Sign of signature.Envelope.
func (e testEnvelope) Sign(req *SignRequest) ([]byte, error) {
return nil, nil
}
// Verify implements Verify of signature.Envelope.
func (e testEnvelope) Verify() (*EnvelopeContent, error) {
return nil, nil
}
// Content implements Content of signature.Envelope.
func (e testEnvelope) Content() (*EnvelopeContent, error) {
return nil, nil
}
var (
testNewFunc = func() Envelope {
return testEnvelope{}
}
testParseFunc = func([]byte) (Envelope, error) {
return testEnvelope{}, nil
}
)
func TestRegisterEnvelopeType(t *testing.T) {
tests := []struct {
name string
mediaType string
newFunc NewEnvelopeFunc
parseFunc ParseEnvelopeFunc
expectErr bool
}{
{
name: "nil newFunc",
mediaType: testMediaType,
newFunc: nil,
parseFunc: testParseFunc,
expectErr: true,
},
{
name: "nil newParseFunc",
mediaType: testMediaType,
newFunc: testNewFunc,
parseFunc: nil,
expectErr: true,
},
{
name: "valid funcs",
mediaType: testMediaType,
newFunc: testNewFunc,
parseFunc: testParseFunc,
expectErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
err := RegisterEnvelopeType(tt.mediaType, tt.newFunc, tt.parseFunc)
if (err != nil) != tt.expectErr {
t.Errorf("error = %v, expectErr = %v", err, tt.expectErr)
}
})
}
}
func TestRegisteredEnvelopeTypes(t *testing.T) {
tests := []struct {
name string
envelopeFuncs sync.Map
expect []string
}{
{
name: "empty map",
envelopeFuncs: emptyFuncs,
expect: nil,
},
{
name: "nonempty map",
envelopeFuncs: validFuncs,
expect: []string{testMediaType},
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
envelopeFuncs = tt.envelopeFuncs
types := RegisteredEnvelopeTypes()
if !reflect.DeepEqual(types, tt.expect) {
t.Errorf("got types: %v, expect types: %v", types, tt.expect)
}
})
}
}
func TestNewEnvelope(t *testing.T) {
tests := []struct {
name string
mediaType string
envelopeFuncs sync.Map
expect Envelope
expectErr bool
}{
{
name: "unsupported media type",
mediaType: testMediaType,
envelopeFuncs: emptyFuncs,
expect: nil,
expectErr: true,
},
{
name: "valid media type",
mediaType: testMediaType,
envelopeFuncs: validFuncs,
expect: testEnvelope{},
expectErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
envelopeFuncs = tt.envelopeFuncs
envelope, err := NewEnvelope(tt.mediaType)
if (err != nil) != tt.expectErr {
t.Errorf("got error: %v, expected error? %v", err, tt.expectErr)
}
if envelope != tt.expect {
t.Errorf("got envelope: %v, expected envelope? %v", envelope, tt.expect)
}
})
}
}
func TestParseEnvelope(t *testing.T) {
tests := []struct {
name string
mediaType string
envelopeFuncs sync.Map
expect Envelope
expectErr bool
}{
{
name: "unsupported media type",
mediaType: testMediaType,
envelopeFuncs: emptyFuncs,
expect: nil,
expectErr: true,
},
{
name: "valid media type",
mediaType: testMediaType,
envelopeFuncs: validFuncs,
expect: testEnvelope{},
expectErr: false,
},
}
for _, tt := range tests {
t.Run(tt.name, func(t *testing.T) {
envelopeFuncs = tt.envelopeFuncs
envelope, err := ParseEnvelope(tt.mediaType, nil)
if (err != nil) != tt.expectErr {
t.Errorf("got error: %v, expected error? %v", err, tt.expectErr)
}
if envelope != tt.expect {
t.Errorf("got envelope: %v, expected envelope? %v", envelope, tt.expect)
}
})
}
}
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