1 /*
2 * Copyright (C) 2020 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 #ifndef ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_1_0_UTILS_TEST_MOCK_PREPARED_MODEL_H
18 #define ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_1_0_UTILS_TEST_MOCK_PREPARED_MODEL_H
19
20 #include <android/hardware/neuralnetworks/1.0/IPreparedModel.h>
21 #include <gmock/gmock.h>
22 #include <gtest/gtest.h>
23 #include <hidl/HidlSupport.h>
24 #include <hidl/Status.h>
25
26 namespace android::hardware::neuralnetworks::V1_0::utils {
27
28 class MockPreparedModel final : public IPreparedModel {
29 public:
30 static sp<MockPreparedModel> create();
31
32 // IBase methods below.
33 MOCK_METHOD(Return<void>, ping, (), (override));
34 MOCK_METHOD(Return<bool>, linkToDeathRet, ());
35 Return<bool> linkToDeath(const sp<hidl_death_recipient>& recipient,
36 uint64_t /*cookie*/) override;
37
38 // V1_0 methods below.
39 MOCK_METHOD(Return<V1_0::ErrorStatus>, execute,
40 (const V1_0::Request& request, const sp<V1_0::IExecutionCallback>& callback),
41 (override));
42
43 // Helper methods.
44 void simulateCrash();
45
46 private:
47 sp<hidl_death_recipient> mDeathRecipient;
48 };
49
create()50 inline sp<MockPreparedModel> MockPreparedModel::create() {
51 auto mockPreparedModel = sp<MockPreparedModel>::make();
52
53 // Setup default actions for each relevant call.
54 const auto ret = []() -> Return<bool> { return true; };
55
56 // Setup default actions for each relevant call.
57 ON_CALL(*mockPreparedModel, linkToDeathRet()).WillByDefault(testing::Invoke(ret));
58
59 // These EXPECT_CALL(...).Times(testing::AnyNumber()) calls are to suppress warnings on the
60 // uninteresting methods calls.
61 EXPECT_CALL(*mockPreparedModel, linkToDeathRet()).Times(testing::AnyNumber());
62
63 return mockPreparedModel;
64 }
65
linkToDeath(const sp<hidl_death_recipient> & recipient,uint64_t)66 inline Return<bool> MockPreparedModel::linkToDeath(const sp<hidl_death_recipient>& recipient,
67 uint64_t /*cookie*/) {
68 mDeathRecipient = recipient;
69 return linkToDeathRet();
70 }
71
simulateCrash()72 inline void MockPreparedModel::simulateCrash() {
73 ASSERT_NE(nullptr, mDeathRecipient.get());
74
75 // Currently, the utils::PreparedModel will not use the `cookie` or `who` arguments, so we pass
76 // in 0 and nullptr for these arguments instead. Normally, they are used by the
77 // hidl_death_recipient to determine which object is dead. However, the utils::PreparedModel
78 // code only pairs a single death recipient with a single HIDL interface object, so these
79 // arguments are redundant.
80 mDeathRecipient->serviceDied(0, nullptr);
81 }
82
83 } // namespace android::hardware::neuralnetworks::V1_0::utils
84
85 #endif // ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_1_0_UTILS_TEST_MOCK_PREPARED_MODEL_H
86