test(aten::select.int): added test for aten::select.int

Signed-off-by: Abhiram Iyer <abhirami@nvidia.com>

Signed-off-by: Abhiram Iyer <abhi.iyer.ai@gmail.com>

Author: abhi-iyer

tests/core/converters/BUILD

@@ -59,6 +59,10 @@ converter_test(
   name = "test_interpolate"
 )
 
+converter_test(
+  name = "test_select"
+)
+
 test_suite(
   name = "test_converters",
   tests = [
@@ -74,6 +78,7 @@ test_suite(
     ":test_softmax",
     ":test_unary",
     ":test_interpolate",
+    ":test_select"
   ]
 )
 

tests/core/converters/test_select.cpp

@@ -0,0 +1,33 @@
+#include <string>
+#include "gtest/gtest.h"
+#include "torch/csrc/jit/ir/irparser.h"
+#include "tests/util/util.h"
+#include "core/compiler.h"
+
+TEST(Converters, ATenSelectIntTwiceConvertsCorrectly) {
+    const auto graph = R"IR(
+      graph(%0 : Tensor):
+        %2 : int = prim::Constant[value=0]()
+        %3 : int = prim::Constant[value=3]()
+        %4 : Tensor = aten::select(%0, %2, %2)
+        %5 : Tensor = aten::select(%4, %2, %3)
+        return (%5))IR";
+    
+    auto g = std::make_shared<torch::jit::Graph>();
+
+    torch::jit::parseIR(graph, &*g);
+
+    auto in = at::randint(1, 10, {4, 4, 4}, {at::kCUDA});
+
+    auto jit_in = at::clone(in);
+    auto params = trtorch::core::conversion::get_named_params(g->inputs(), {});
+    auto jit_results = trtorch::tests::util::RunGraph(g, params, {jit_in});
+
+    auto trt_in = at::clone(in);
+    params = trtorch::core::conversion::get_named_params(g->inputs(), {});
+    auto trt_results = trtorch::tests::util::RunGraphEngine(g, params, {trt_in});
+
+    auto trt = trt_results[0].reshape(jit_results[0].sizes());
+
+    ASSERT_TRUE(trtorch::tests::util::almostEqual(jit_results[0], trt, 2e-6));
+}