80 lines
2.6 KiB
C++
80 lines
2.6 KiB
C++
// Copyright 2019 The MediaPipe Authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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#include "mediapipe/framework/subgraph.h"
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#include "mediapipe/framework/calculator_framework.h"
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#include "mediapipe/framework/port/gmock.h"
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#include "mediapipe/framework/port/gtest.h"
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// Because of portability issues, we include this directly.
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#include "mediapipe/framework/port/status_matchers.h" // NOLINT(build/deprecated)
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namespace mediapipe {
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namespace {
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class SubgraphTest : public ::testing::Test {
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protected:
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void TestGraphEnclosing(const std::string& subgraph_type_name) {
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EXPECT_TRUE(SubgraphRegistry::IsRegistered(subgraph_type_name));
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CalculatorGraphConfig config;
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config.add_input_stream("in");
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CalculatorGraphConfig::Node* node = config.add_node();
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node->set_calculator(subgraph_type_name);
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node->add_input_stream("INTS:in");
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node->add_output_stream("DUBS:dubs_tmp");
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node->add_output_stream("QUADS:quads");
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node = config.add_node();
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node->set_calculator("PassThroughCalculator");
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node->add_input_stream("dubs_tmp");
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node->add_output_stream("dubs");
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std::vector<Packet> dubs;
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tool::AddVectorSink("dubs", &config, &dubs);
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std::vector<Packet> quads;
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tool::AddVectorSink("quads", &config, &quads);
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CalculatorGraph graph;
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MP_ASSERT_OK(graph.Initialize(config));
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MP_ASSERT_OK(graph.StartRun({}));
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constexpr int kCount = 5;
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for (int i = 0; i < kCount; ++i) {
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MP_ASSERT_OK(graph.AddPacketToInputStream(
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"in", MakePacket<int>(i).At(Timestamp(i))));
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}
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MP_ASSERT_OK(graph.CloseInputStream("in"));
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MP_ASSERT_OK(graph.WaitUntilDone());
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EXPECT_EQ(dubs.size(), kCount);
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EXPECT_EQ(quads.size(), kCount);
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for (int i = 0; i < kCount; ++i) {
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EXPECT_EQ(i * 2, dubs[i].Get<int>());
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EXPECT_EQ(i * 4, quads[i].Get<int>());
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}
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}
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};
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// Tests registration of subgraph named "DubQuadTestSubgraph" using target
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// "dub_quad_test_subgraph" from macro "mediapipe_simple_subgraph".
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TEST_F(SubgraphTest, LinkedSubgraph) {
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TestGraphEnclosing("DubQuadTestSubgraph");
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}
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} // namespace
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} // namespace mediapipe
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