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_1_UTILS_TEST_MOCK_DEVICE_H
18 #define ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_1_1_UTILS_TEST_MOCK_DEVICE_H
19
20 #include <android/hardware/neuralnetworks/1.1/IDevice.h>
21 #include <gmock/gmock.h>
22 #include <gtest/gtest.h>
23 #include <hidl/Status.h>
24
25 namespace android::hardware::neuralnetworks::V1_1::utils {
26
27 class MockDevice final : public IDevice {
28 public:
29 static sp<MockDevice> create();
30
31 // IBase methods below.
32 MOCK_METHOD(Return<void>, ping, (), (override));
33 MOCK_METHOD(Return<bool>, linkToDeathRet, ());
34 Return<bool> linkToDeath(const sp<hidl_death_recipient>& recipient, uint64_t /*cookie*/);
35
36 // V1_0 methods below.
37 MOCK_METHOD(Return<void>, getCapabilities, (getCapabilities_cb cb), (override));
38 MOCK_METHOD(Return<void>, getSupportedOperations,
39 (const V1_0::Model& model, getSupportedOperations_cb cb), (override));
40 MOCK_METHOD(Return<V1_0::ErrorStatus>, prepareModel,
41 (const V1_0::Model& model, const sp<V1_0::IPreparedModelCallback>& callback),
42 (override));
43 MOCK_METHOD(Return<V1_0::DeviceStatus>, getStatus, (), (override));
44
45 // V1_1 methods below.
46 MOCK_METHOD(Return<void>, getCapabilities_1_1, (getCapabilities_1_1_cb cb), (override));
47 MOCK_METHOD(Return<void>, getSupportedOperations_1_1,
48 (const V1_1::Model& model, getSupportedOperations_1_1_cb cb), (override));
49 MOCK_METHOD(Return<V1_0::ErrorStatus>, prepareModel_1_1,
50 (const V1_1::Model& model, V1_1::ExecutionPreference preference,
51 const sp<V1_0::IPreparedModelCallback>& callback),
52 (override));
53
54 // Helper methods.
55 void simulateCrash();
56
57 private:
58 sp<hidl_death_recipient> mDeathRecipient;
59 };
60
create()61 inline sp<MockDevice> MockDevice::create() {
62 auto mockDevice = sp<MockDevice>::make();
63
64 // Setup default actions for each relevant call.
65 const auto ret = []() -> Return<bool> { return true; };
66
67 // Setup default actions for each relevant call.
68 ON_CALL(*mockDevice, linkToDeathRet()).WillByDefault(testing::Invoke(ret));
69
70 // These EXPECT_CALL(...).Times(testing::AnyNumber()) calls are to suppress warnings on the
71 // uninteresting methods calls.
72 EXPECT_CALL(*mockDevice, linkToDeathRet()).Times(testing::AnyNumber());
73
74 return mockDevice;
75 }
76
linkToDeath(const sp<hidl_death_recipient> & recipient,uint64_t)77 inline Return<bool> MockDevice::linkToDeath(const sp<hidl_death_recipient>& recipient,
78 uint64_t /*cookie*/) {
79 mDeathRecipient = recipient;
80 return linkToDeathRet();
81 }
82
simulateCrash()83 inline void MockDevice::simulateCrash() {
84 ASSERT_NE(nullptr, mDeathRecipient.get());
85
86 // Currently, the utils::Device will not use the `cookie` or `who` arguments, so we pass in 0
87 // and nullptr for these arguments instead. Normally, they are used by the hidl_death_recipient
88 // to determine which object is dead. However, the utils::Device code only pairs a single death
89 // recipient with a single HIDL interface object, so these arguments are redundant.
90 mDeathRecipient->serviceDied(0, nullptr);
91 }
92
93 } // namespace android::hardware::neuralnetworks::V1_1::utils
94
95 #endif // ANDROID_HARDWARE_INTERFACES_NEURALNETWORKS_1_1_UTILS_TEST_MOCK_DEVICE_H
96