1 /*
2 * Copyright (C) 2018 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 <android/hardware/authsecret/1.0/IAuthSecret.h>
18
19 #include <gtest/gtest.h>
20 #include <hidl/GtestPrinter.h>
21 #include <hidl/ServiceManagement.h>
22
23 using ::android::hardware::hidl_vec;
24 using ::android::hardware::authsecret::V1_0::IAuthSecret;
25 using ::android::sp;
26
27 /**
28 * There is no expected behaviour that can be tested so these tests check the
29 * HAL doesn't crash with different execution orders.
30 */
31 class AuthSecretHidlTest : public testing::TestWithParam<std::string> {
32 public:
SetUp()33 virtual void SetUp() override {
34 authsecret = IAuthSecret::getService(GetParam());
35 ASSERT_NE(authsecret, nullptr);
36
37 // Notify LSS to generate PIN code '1234' and corresponding secret.
38 (void)system("cmd lock_settings set-pin 1234");
39
40 // All tests must enroll the correct secret first as this cannot be changed
41 // without a factory reset and the order of tests could change.
42 authsecret->primaryUserCredential(CORRECT_SECRET);
43 }
44
TearDownTestSuite()45 static void TearDownTestSuite() {
46 // clean up PIN code after testing
47 (void)system("cmd lock_settings clear --old 1234");
48 }
49
50 sp<IAuthSecret> authsecret;
51 hidl_vec<uint8_t> CORRECT_SECRET{61, 93, 124, 240, 5, 0, 7, 201, 9, 129, 11, 12, 0, 14, 0, 16};
52 hidl_vec<uint8_t> WRONG_SECRET{1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16};
53 };
54
55 /* Provision the primary user with a secret. */
TEST_P(AuthSecretHidlTest,provisionPrimaryUserCredential)56 TEST_P(AuthSecretHidlTest, provisionPrimaryUserCredential) {
57 // Secret provisioned by SetUp()
58 }
59
60 /* Provision the primary user with a secret and pass the secret again. */
TEST_P(AuthSecretHidlTest,provisionPrimaryUserCredentialAndPassAgain)61 TEST_P(AuthSecretHidlTest, provisionPrimaryUserCredentialAndPassAgain) {
62 // Secret provisioned by SetUp()
63 authsecret->primaryUserCredential(CORRECT_SECRET);
64 }
65
66 /* Provision the primary user with a secret and pass the secret again repeatedly. */
TEST_P(AuthSecretHidlTest,provisionPrimaryUserCredentialAndPassAgainMultipleTimes)67 TEST_P(AuthSecretHidlTest, provisionPrimaryUserCredentialAndPassAgainMultipleTimes) {
68 // Secret provisioned by SetUp()
69 constexpr int N = 5;
70 for (int i = 0; i < N; ++i) {
71 authsecret->primaryUserCredential(CORRECT_SECRET);
72 }
73 }
74
75 /* Provision the primary user with a secret and then pass the wrong secret. This
76 * should never happen and is an framework bug if it does. As the secret is
77 * wrong, the HAL implementation may not be able to function correctly but it
78 * should fail gracefully. */
TEST_P(AuthSecretHidlTest,provisionPrimaryUserCredentialAndWrongSecret)79 TEST_P(AuthSecretHidlTest, provisionPrimaryUserCredentialAndWrongSecret) {
80 // Secret provisioned by SetUp()
81 authsecret->primaryUserCredential(WRONG_SECRET);
82 }
83
84 GTEST_ALLOW_UNINSTANTIATED_PARAMETERIZED_TEST(AuthSecretHidlTest);
85 INSTANTIATE_TEST_SUITE_P(
86 PerInstance, AuthSecretHidlTest,
87 testing::ValuesIn(android::hardware::getAllHalInstanceNames(IAuthSecret::descriptor)),
88 android::hardware::PrintInstanceNameToString);
89