1 files changed, 156 insertions, 0 deletions
diff --git a/compiler/luci/pass/src/SubstituteSplitVToSplitPass.test.cpp b/compiler/luci/pass/src/SubstituteSplitVToSplitPass.test.cpp
new file mode 100644
index 000000000..43f9cc116
--- /dev/null
+++ b/compiler/luci/pass/src/SubstituteSplitVToSplitPass.test.cpp
@@ -0,0 +1,156 @@
+/*
+ * Copyright (c) 2021 Samsung Electronics Co., Ltd. All Rights Reserved
+ *
+ * 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.
+ */
+
+#include "luci/Pass/SubstituteSplitVToSplitPass.h"
+
+#include "helpers/CreateCircleConst.h"
+
+#include <luci/test/TestIOGraph.h>
+
+#include <gtest/gtest.h>
+
+namespace
+{
+
+using namespace luci::test;
+
+const int N = 1;
+const int C = 32;
+const int H = 8;
+const int W = 8;
+
+/**
+ *  graph having SplitV operator
+ *
+ *                [CircleInput]
+ *                      |
+ *                [CircleSplitV]
+ *                     /  \
+ *      [CircleSplitVOut] [CircleSplitVOut]
+ *             |                   |
+ *       [CircleOutput]     [CircleOutput]
+ */
+class SplitVGraphlet
+{
+public:
+  SplitVGraphlet() = default;
+
+public:
+  void init(loco::Graph *g)
+  {
+    const std::vector<int32_t> splits{16, 16};
+    auto size_splits = luci::create_const_node(g, loco::DataType::S32, {2}, splits);
+
+    const std::vector<int32_t> dim{3};
+    auto split_dim = luci::create_const_node(g, loco::DataType::S32, {1}, dim);
+
+    _sv = g->nodes()->create<luci::CircleSplitV>();
+    _sv->size_splits(size_splits);
+    _sv->split_dim(split_dim);
+    _sv->num_split(2);
+    _sv->name("SplitV");
+
+    _svo1 = g->nodes()->create<luci::CircleSplitVOut>();
+    _svo1->input(_sv);
+    _svo1->index(0);
+    _svo1->name("SplitV0");
+
+    _svo2 = g->nodes()->create<luci::CircleSplitVOut>();
+    _svo2->input(_sv);
+    _svo2->index(1);
+    _svo2->name("SplitV1");
+  }
+
+public:
+  luci::CircleSplitV *split_v() { return _sv; }
+  luci::CircleSplitVOut *split_vo1() { return _svo1; }
+  luci::CircleSplitVOut *split_vo2() { return _svo2; }
+
+protected:
+  luci::CircleSplitV *_sv = nullptr;
+  luci::CircleSplitVOut *_svo1 = nullptr;
+  luci::CircleSplitVOut *_svo2 = nullptr;
+};
+
+class SplitVGraph : public TestIsGraphlet<1>, public TestOsGraphlet<2>, public SplitVGraphlet
+{
+public:
+  SplitVGraph() = default;
+
+  void init(void)
+  {
+    TestIsGraphlet<1>::init(g(), {{N, C, H, W}});
+    TestOsGraphlet<2>::init(g(), {{N, C, H / 2, W / 2}, {N, C, H / 2, W / 2}});
+    SplitVGraphlet::init(g());
+
+    split_v()->input(input(0));
+
+    output(0)->from(split_vo1());
+    output(1)->from(split_vo2());
+  }
+};
+
+class SubstituteSplitVToSplitPassTest : public ::testing::Test
+{
+public:
+  SplitVGraph g;
+  luci::SubstituteSplitVToSplitPass pass;
+};
+
+} // namespace
+
+/**
+ *  Optimized graph looks like below.
+ *
+ *                [CircleInput]
+ *                      |
+ *                [CircleSplit]
+ *                     /  \
+ *      [CircleSplitOut] [CircleSplitOut]
+ *             |                 |
+ *       [CircleOutput]   [CircleOutput]
+ */
+TEST_F(SubstituteSplitVToSplitPassTest, simple_test)
+{
+  g.init();
+
+  auto ret = pass.run(g.g());
+  EXPECT_EQ(true, ret);
+
+  auto so1 = dynamic_cast<luci::CircleSplitOut *>(g.output(0)->from());
+  EXPECT_NE(nullptr, so1);
+
+  auto so2 = dynamic_cast<luci::CircleSplitOut *>(g.output(1)->from());
+  EXPECT_NE(nullptr, so2);
+
+  EXPECT_EQ(so1->input(), so2->input());
+
+  auto s = dynamic_cast<luci::CircleSplit *>(so1->input());
+  EXPECT_NE(nullptr, s);
+
+  auto input = dynamic_cast<luci::CircleInput *>(s->input());
+  EXPECT_NE(nullptr, input);
+}
+
+TEST_F(SubstituteSplitVToSplitPassTest, wrong_condition_NEG)
+{
+  g.init();
+
+  g.split_v()->num_split(3); // Wrong num_split
+  auto ret = pass.run(g.g());
+
+  EXPECT_EQ(false, ret);
+}