| 1 | //===-- StackFrameRecognizerTest.cpp --------------------------------------===// |
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| 2 | // |
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| 3 | // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions. |
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| 4 | // See https://llvm.org/LICENSE.txt for license information. |
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| 5 | // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception |
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| 6 | // |
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| 7 | //===----------------------------------------------------------------------===// |
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| 8 | |
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| 9 | #include "lldb/Target/StackFrameRecognizer.h" |
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| 10 | #include "Plugins/Platform/Linux/PlatformLinux.h" |
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| 11 | #include "lldb/Core/Debugger.h" |
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| 12 | #include "lldb/Host/FileSystem.h" |
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| 13 | #include "lldb/Host/HostInfo.h" |
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| 14 | #include "lldb/lldb-enumerations.h" |
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| 15 | #include "lldb/lldb-forward.h" |
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| 16 | #include "lldb/lldb-private-enumerations.h" |
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| 17 | #include "lldb/lldb-private.h" |
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| 18 | #include "llvm/Support/FormatVariadic.h" |
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| 19 | #include "gtest/gtest.h" |
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| 20 | |
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| 21 | using namespace lldb_private; |
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| 22 | using namespace lldb; |
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| 23 | |
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| 24 | namespace { |
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| 25 | class StackFrameRecognizerTest : public ::testing::Test { |
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| 26 | public: |
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| 27 | void SetUp() override { |
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| 28 | FileSystem::Initialize(); |
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| 29 | HostInfo::Initialize(); |
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| 30 | |
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| 31 | // Pretend Linux is the host platform. |
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| 32 | platform_linux::PlatformLinux::Initialize(); |
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| 33 | ArchSpec arch("powerpc64-pc-linux" ); |
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| 34 | Platform::SetHostPlatform( |
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| 35 | platform_linux::PlatformLinux::CreateInstance(force: true, arch: &arch)); |
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| 36 | } |
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| 37 | |
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| 38 | void TearDown() override { |
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| 39 | platform_linux::PlatformLinux::Terminate(); |
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| 40 | HostInfo::Terminate(); |
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| 41 | FileSystem::Terminate(); |
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| 42 | } |
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| 43 | }; |
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| 44 | |
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| 45 | class DummyStackFrameRecognizer : public StackFrameRecognizer { |
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| 46 | public: |
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| 47 | std::string GetName() override { return "Dummy StackFrame Recognizer" ; } |
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| 48 | }; |
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| 49 | |
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| 50 | void RegisterDummyStackFrameRecognizer(StackFrameRecognizerManager &manager) { |
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| 51 | RegularExpressionSP module_regex_sp = nullptr; |
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| 52 | RegularExpressionSP symbol_regex_sp(new RegularExpression("boom" )); |
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| 53 | |
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| 54 | StackFrameRecognizerSP dummy_recognizer_sp(new DummyStackFrameRecognizer()); |
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| 55 | |
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| 56 | manager.AddRecognizer(recognizer: dummy_recognizer_sp, module: module_regex_sp, symbol: symbol_regex_sp, |
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| 57 | symbol_mangling: Mangled::NamePreference::ePreferDemangled, first_instruction_only: false); |
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| 58 | } |
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| 59 | |
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| 60 | } // namespace |
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| 61 | |
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| 62 | TEST_F(StackFrameRecognizerTest, NullModuleRegex) { |
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| 63 | DebuggerSP debugger_sp = Debugger::CreateInstance(); |
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| 64 | ASSERT_TRUE(debugger_sp); |
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| 65 | |
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| 66 | StackFrameRecognizerManager manager; |
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| 67 | |
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| 68 | RegisterDummyStackFrameRecognizer(manager); |
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| 69 | |
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| 70 | bool any_printed = false; |
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| 71 | manager.ForEach(callback: [&any_printed](uint32_t recognizer_id, bool enabled, |
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| 72 | std::string name, std::string function, |
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| 73 | llvm::ArrayRef<ConstString> symbols, |
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| 74 | Mangled::NamePreference symbol_mangling, |
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| 75 | bool regexp) { any_printed = true; }); |
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| 76 | |
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| 77 | EXPECT_TRUE(any_printed); |
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| 78 | } |
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| 79 | |
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