1 /*
2  * Copyright 2015 The Android Open Source Project
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 
17 #include "kdf.h"
18 #include <gtest/gtest.h>
19 
20 namespace keymaster {
21 
22 namespace test {
23 
24 class ForTestAbstractKdf : public Kdf {
GenerateKey(const uint8_t *,size_t,uint8_t *,size_t)25     bool GenerateKey(const uint8_t* /* info */, size_t /* info_len */, uint8_t* /* output */,
26                      size_t /* output_len */) {
27         return true;
28     }
29 };
30 
TEST(KdfTest,Kdf)31 TEST(KdfTest, Kdf) {
32     ForTestAbstractKdf kdf;
33     uint8_t key[128];
34     uint8_t salt[128];
35     ASSERT_TRUE(kdf.Init(KM_DIGEST_SHA1, key, 128, salt, 128));
36     ASSERT_TRUE(kdf.Init(KM_DIGEST_SHA_2_256, key, 128, salt, 128));
37     ASSERT_TRUE(kdf.Init(KM_DIGEST_SHA1, key, 128, nullptr, 0));
38     ASSERT_FALSE(kdf.Init(KM_DIGEST_MD5, key, 128, salt, 128));
39     ASSERT_FALSE(kdf.Init(KM_DIGEST_SHA1, nullptr, 0, salt, 128));
40     ASSERT_FALSE(kdf.Init(KM_DIGEST_SHA1, nullptr, 128, salt, 128));
41     ASSERT_FALSE(kdf.Init(KM_DIGEST_SHA1, key, 0, salt, 128));
42 }
43 
44 }  // namespace test
45 
46 }  // namespace keymaster
47