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// Copyright 2012 Aaron Jacobs. All Rights Reserved.
// Author: aaronjjacobs@gmail.com (Aaron Jacobs)
//
// 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 siv
import (
aes_testing "github.com/jacobsa/crypto/testing"
. "github.com/jacobsa/oglematchers"
. "github.com/jacobsa/ogletest"
"testing"
)
func TestDbl(t *testing.T) { RunTests(t) }
////////////////////////////////////////////////////////////////////////
// Helpers
////////////////////////////////////////////////////////////////////////
type DblTest struct{}
func init() { RegisterTestSuite(&DblTest{}) }
////////////////////////////////////////////////////////////////////////
// Tests
////////////////////////////////////////////////////////////////////////
func (t *DblTest) NilBuffer() {
f := func() { dbl(nil) }
ExpectThat(f, Panics(HasSubstr("16-byte")))
}
func (t *DblTest) ShortBuffer() {
f := func() { dbl(make([]byte, 15)) }
ExpectThat(f, Panics(HasSubstr("16-byte")))
}
func (t *DblTest) LongBuffer() {
f := func() { dbl(make([]byte, 17)) }
ExpectThat(f, Panics(HasSubstr("16-byte")))
}
func (t *DblTest) RfcTestCases() {
type testCase struct {
iHex string
oHex string
}
cases := []testCase{
testCase{
"0e04dfaf c1efbf04 01405828 59bf073a",
"1c09bf5f 83df7e08 0280b050 b37e0e74",
},
testCase{
"edf09de8 76c642ee 4d78bce4 ceedfc4f",
"dbe13bd0 ed8c85dc 9af179c9 9ddbf819",
},
testCase{
"0e04dfaf c1efbf04 01405828 59bf073a",
"1c09bf5f 83df7e08 0280b050 b37e0e74",
},
testCase{
"c8b43b59 74960e7c e6a5dd85 231e591a",
"916876b2 e92c1cf9 cd4bbb0a 463cb2b3",
},
testCase{
"adf31e28 5d3d1e1d 4ddefc1e 5bec63e9",
"5be63c50 ba7a3c3a 9bbdf83c b7d8c755",
},
testCase{
"826aa75b 5e568eed 3125bfb2 66c61d4e",
"04d54eb6 bcad1dda 624b7f64 cd8c3a1b",
},
}
for i, c := range cases {
input := aes_testing.FromRfcHex(c.iHex)
expected := aes_testing.FromRfcHex(c.oHex)
ExpectThat(dbl(input), DeepEquals(expected), "Case %d: %v", i, c)
}
}
func (t *DblTest) GeneratedTestCases() {
cases := aes_testing.DblCases()
AssertGe(len(cases), 100)
for i, c := range cases {
ExpectThat(dbl(c.Input), DeepEquals(c.Output), "Case %d: %v", i, c)
}
}
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