blob: 72440c58bf384d85cffacb9beb474da74d1c5a79 [file] [log] [blame]
// 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 subtle_test
import (
"strings"
"testing"
"github.com/google/tink/go/aead/subtle"
)
func TestValidateAESKeySize(t *testing.T) {
var i uint32
for i = 0; i < 65; i++ {
err := subtle.ValidateAESKeySize(i)
switch i {
case 16, 32: // Valid key sizes.
if err != nil {
t.Errorf("want no error, got %v", err)
}
default:
// Invalid key sizes.
if err == nil {
t.Errorf("invalid key size (%d) should not be accepted", i)
}
if !strings.Contains(err.Error(), "invalid AES key size; want 16 or 32") {
t.Errorf("wrong error message; want a string starting with \"invalid AES key size; want 16 or 32\", got %v", err)
}
}
}
}