1 //===- BPFunctionNodeTest.cpp - BPFunctionNode tests ----------------------===//
2 //
3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
4 // See https://llvm.org/LICENSE.txt for license information.
5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
6 //
7 //===----------------------------------------------------------------------===//
8
9 #include "llvm/ProfileData/InstrProf.h"
10 #include "llvm/Support/BalancedPartitioning.h"
11 #include "gmock/gmock.h"
12 #include "gtest/gtest.h"
13
14 using testing::Field;
15 using testing::UnorderedElementsAre;
16 using testing::UnorderedElementsAreArray;
17
18 namespace llvm {
19
PrintTo(const BPFunctionNode & Node,std::ostream * OS)20 void PrintTo(const BPFunctionNode &Node, std::ostream *OS) {
21 raw_os_ostream ROS(*OS);
22 Node.dump(ROS);
23 }
24
TEST(BPFunctionNodeTest,Basic)25 TEST(BPFunctionNodeTest, Basic) {
26 auto NodeIs = [](BPFunctionNode::IDT Id,
27 ArrayRef<BPFunctionNode::UtilityNodeT> UNs) {
28 return AllOf(Field("Id", &BPFunctionNode::Id, Id),
29 Field("UtilityNodes", &BPFunctionNode::UtilityNodes,
30 UnorderedElementsAreArray(UNs)));
31 };
32
33 std::vector<BPFunctionNode> Nodes;
34 TemporalProfTraceTy::createBPFunctionNodes(
35 {TemporalProfTraceTy({0, 1, 2, 3})}, Nodes, /*RemoveOutlierUNs=*/false);
36 // Utility nodes that are too infrequent or too prevalent are filtered out.
37 EXPECT_THAT(Nodes,
38 UnorderedElementsAre(NodeIs(0, {0, 1, 2}), NodeIs(1, {1, 2}),
39 NodeIs(2, {2}), NodeIs(3, {2})));
40
41 Nodes.clear();
42 TemporalProfTraceTy::createBPFunctionNodes(
43 {TemporalProfTraceTy({0, 1, 2, 3, 4}), TemporalProfTraceTy({4, 2})},
44 Nodes, /*RemoveOutlierUNs=*/false);
45
46 EXPECT_THAT(Nodes,
47 UnorderedElementsAre(NodeIs(0, {0, 1, 2, 3}),
48 NodeIs(1, {1, 2, 3}), NodeIs(2, {2, 3, 5}),
49 NodeIs(3, {2, 3}), NodeIs(4, {3, 4, 5})));
50
51 Nodes.clear();
52 TemporalProfTraceTy::createBPFunctionNodes(
53 {TemporalProfTraceTy({0, 1, 2, 3, 4}), TemporalProfTraceTy({4, 2})},
54 Nodes, /*RemoveOutlierUNs=*/true);
55
56 EXPECT_THAT(Nodes, UnorderedElementsAre(NodeIs(0, {1}), NodeIs(1, {1}),
57 NodeIs(2, {5}), NodeIs(3, {}),
58 NodeIs(4, {5})));
59 }
60
61 } // end namespace llvm
62