Separate generated test utilities and the tests.

The enables a test target to use the generated test utilities without
including all the generated tests.

Bug: 150805665
Test: NNT_static
Change-Id: I58fbf949a03f8f0199b0893da41fc90b5b5c004e

1 files changed, 75 insertions, 0 deletions

diff --git a/nn/runtime/test/GeneratedTestUtils.h b/nn/runtime/test/GeneratedTestUtils.h
new file mode 100644
index 000000000..de0ce3f82
--- /dev/null
+++ b/nn/runtime/test/GeneratedTestUtils.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (C) 2020 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+#ifndef ANDROID_FRAMEWORKS_ML_NN_RUNTIME_TEST_GENERATED_TEST_UTILS_H
+#define ANDROID_FRAMEWORKS_ML_NN_RUNTIME_TEST_GENERATED_TEST_UTILS_H
+
+#include <gtest/gtest.h>
+
+#include <utility>
+#include <vector>
+
+#include "TestHarness.h"
+#include "TestNeuralNetworksWrapper.h"
+
+namespace android::nn::generated_tests {
+
+class GeneratedTestBase
+    : public ::testing::TestWithParam<test_helper::TestModelManager::TestParam> {
+   protected:
+    const test_helper::TestModel& testModel = *GetParam().second;
+};
+
+#define INSTANTIATE_GENERATED_TEST(TestSuite, filter)                                          \
+    INSTANTIATE_TEST_SUITE_P(                                                                  \
+            TestGenerated, TestSuite,                                                          \
+            ::testing::ValuesIn(::test_helper::TestModelManager::get().getTestModels(filter)), \
+            [](const auto& info) { return info.param.first; })
+
+// A generated NDK model.
+class GeneratedModel : public test_wrapper::Model {
+   public:
+    // A helper method to simplify referenced model lifetime management.
+    //
+    // Usage:
+    //     GeneratedModel model;
+    //     std::vector<Model> refModels;
+    //     createModel(&model, &refModels);
+    //     model.setRefModels(std::move(refModels));
+    //
+    // This makes sure referenced models live as long as the main model.
+    //
+    void setRefModels(std::vector<test_wrapper::Model> refModels) {
+        mRefModels = std::move(refModels);
+    }
+
+   private:
+    std::vector<test_wrapper::Model> mRefModels;
+};
+
+// Convert TestModel to NDK model.
+void createModel(const test_helper::TestModel& testModel, bool testDynamicOutputShape,
+                 GeneratedModel* model);
+inline void createModel(const test_helper::TestModel& testModel, GeneratedModel* model) {
+    createModel(testModel, /*testDynamicOutputShape=*/false, model);
+}
+
+void createRequest(const test_helper::TestModel& testModel, test_wrapper::Execution* execution,
+                   std::vector<test_helper::TestBuffer>* outputs);
+
+}  // namespace android::nn::generated_tests
+
+#endif  // ANDROID_FRAMEWORKS_ML_NN_RUNTIME_TEST_GENERATED_TEST_UTILS_H