1 | //===-- ContextCompressionTest.cpp -------------------------------*- C++ -*-===// |
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 | #include "../tools/llvm-profgen/ProfileGenerator.h" |
9 | #include "llvm/DebugInfo/Symbolize/SymbolizableModule.h" |
10 | #include "gtest/gtest.h" |
11 | |
12 | using namespace llvm; |
13 | using namespace sampleprof; |
14 | |
15 | TEST(TestCompression, TestNoSizeLimit1) { |
16 | SmallVector<std::string, 16> Context = {"a" , "b" , "c" , "a" , "b" , "c" }; |
17 | SmallVector<std::string, 16> Expect = {"a" , "b" , "c" }; |
18 | CSProfileGenerator::compressRecursionContext(Context, CSize: -1); |
19 | EXPECT_TRUE(std::equal(Context.begin(), Context.end(), Expect.begin())); |
20 | } |
21 | |
22 | TEST(TestCompression, TestNoSizeLimit2) { |
23 | SmallVector<std::string, 16> Context = {"m" , "a" , "a" , "b" , "c" , "a" , |
24 | "b" , "c" , "b" , "c" , "d" }; |
25 | SmallVector<std::string, 16> Expect = {"m" , "a" , "b" , "c" , "d" }; |
26 | CSProfileGenerator::compressRecursionContext(Context, CSize: -1); |
27 | EXPECT_TRUE(std::equal(Context.begin(), Context.end(), Expect.begin())); |
28 | } |
29 | |
30 | TEST(TestCompression, TestMaxDedupSize) { |
31 | SmallVector<std::string, 16> Context = {"m" , "a" , "a" , "b" , "c" , "a" , |
32 | "b" , "c" , "b" , "c" , "d" }; |
33 | SmallVector<std::string, 16> Expect = {"m" , "a" , "b" , "c" , |
34 | "a" , "b" , "c" , "d" }; |
35 | CSProfileGenerator::compressRecursionContext(Context, CSize: 2); |
36 | EXPECT_TRUE(std::equal(Context.begin(), Context.end(), Expect.begin())); |
37 | } |
38 | |