1 /*
2  * Copyright (C) 2021 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 <gtest/gtest.h>
18 
19 #include "NeuralNetworks.h"
20 
21 class UpdatabilityTest : public ::testing::Test {};
22 
23 // Keep this value in sync with the corresponding value of kMinFeatureLevelNum in
24 // runtime/ServerFlag.h.
25 constexpr int64_t kMinFeatureLevelCode = ANEURALNETWORKS_FEATURE_LEVEL_8;
26 
TEST_F(UpdatabilityTest,GetFeatureLevel)27 TEST_F(UpdatabilityTest, GetFeatureLevel) {
28     if (__builtin_available(android __NNAPI_FL5_MIN_ANDROID_API__, *)) {
29         // Ensure that the feature level returned is never less than what is allowed by the server
30         // feature level flag.
31         EXPECT_GE(ANeuralNetworks_getRuntimeFeatureLevel(), kMinFeatureLevelCode);
32     } else {
33         GTEST_SKIP();
34     }
35 }
36 
TEST_F(UpdatabilityTest,DeviceFeatureLevelLowerOrEqualToRuntimeFeatureLevel)37 TEST_F(UpdatabilityTest, DeviceFeatureLevelLowerOrEqualToRuntimeFeatureLevel) {
38     if (__builtin_available(android __NNAPI_FL5_MIN_ANDROID_API__, *)) {
39         const int64_t runtimeFeatureLevel = ANeuralNetworks_getRuntimeFeatureLevel();
40         uint32_t numDevices = 0;
41         EXPECT_EQ(ANeuralNetworks_getDeviceCount(&numDevices), ANEURALNETWORKS_NO_ERROR);
42         for (uint32_t i = 0; i < numDevices; i++) {
43             SCOPED_TRACE(i);
44             int64_t featureLevel;
45             ANeuralNetworksDevice* device;
46             EXPECT_EQ(ANeuralNetworks_getDevice(i, &device), ANEURALNETWORKS_NO_ERROR);
47             EXPECT_EQ(ANeuralNetworksDevice_getFeatureLevel(device, &featureLevel),
48                       ANEURALNETWORKS_NO_ERROR);
49 
50             EXPECT_LE(featureLevel, runtimeFeatureLevel);
51         }
52     } else {
53         GTEST_SKIP();
54     }
55 }
56