forked from OSchip/llvm-project
140 lines
4.3 KiB
C++
140 lines
4.3 KiB
C++
//===-- UnixSignalsTest.cpp -----------------------------------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include <string>
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#include "gtest/gtest.h"
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#include "lldb/Target/UnixSignals.h"
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#include "llvm/Support/FormatVariadic.h"
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using namespace lldb;
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using namespace lldb_private;
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using llvm::None;
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class TestSignals : public UnixSignals {
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public:
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TestSignals() {
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m_signals.clear();
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AddSignal(2, "SIG2", false, true, true, "DESC2");
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AddSignal(4, "SIG4", true, false, true, "DESC4");
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AddSignal(8, "SIG8", true, true, true, "DESC8");
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AddSignal(16, "SIG16", true, false, false, "DESC16");
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}
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};
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void ExpectEqArrays(llvm::ArrayRef<int32_t> expected,
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llvm::ArrayRef<int32_t> observed, const char *file,
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int line) {
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std::string location = llvm::formatv("{0}:{1}", file, line);
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ASSERT_EQ(expected.size(), observed.size()) << location;
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for (size_t i = 0; i < observed.size(); ++i) {
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ASSERT_EQ(expected[i], observed[i])
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<< "array index: " << i << "location:" << location;
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}
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}
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#define EXPECT_EQ_ARRAYS(expected, observed) \
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ExpectEqArrays((expected), (observed), __FILE__, __LINE__);
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TEST(UnixSignalsTest, Iteration) {
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TestSignals signals;
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EXPECT_EQ(4, signals.GetNumSignals());
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EXPECT_EQ(2, signals.GetFirstSignalNumber());
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EXPECT_EQ(4, signals.GetNextSignalNumber(2));
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EXPECT_EQ(8, signals.GetNextSignalNumber(4));
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EXPECT_EQ(16, signals.GetNextSignalNumber(8));
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EXPECT_EQ(LLDB_INVALID_SIGNAL_NUMBER, signals.GetNextSignalNumber(16));
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}
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TEST(UnixSignalsTest, GetInfo) {
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TestSignals signals;
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bool should_suppress = false, should_stop = false, should_notify = false;
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int32_t signo = 4;
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std::string name =
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signals.GetSignalInfo(signo, should_suppress, should_stop, should_notify);
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EXPECT_EQ("SIG4", name);
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EXPECT_EQ(true, should_suppress);
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EXPECT_EQ(false, should_stop);
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EXPECT_EQ(true, should_notify);
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EXPECT_EQ(true, signals.GetShouldSuppress(signo));
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EXPECT_EQ(false, signals.GetShouldStop(signo));
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EXPECT_EQ(true, signals.GetShouldNotify(signo));
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EXPECT_EQ(name, signals.GetSignalAsCString(signo));
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}
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TEST(UnixSignalsTest, VersionChange) {
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TestSignals signals;
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int32_t signo = 8;
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uint64_t ver = signals.GetVersion();
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EXPECT_GT(ver, 0ull);
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EXPECT_EQ(true, signals.GetShouldSuppress(signo));
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EXPECT_EQ(true, signals.GetShouldStop(signo));
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EXPECT_EQ(true, signals.GetShouldNotify(signo));
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EXPECT_EQ(signals.GetVersion(), ver);
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signals.SetShouldSuppress(signo, false);
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EXPECT_LT(ver, signals.GetVersion());
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ver = signals.GetVersion();
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signals.SetShouldStop(signo, true);
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EXPECT_LT(ver, signals.GetVersion());
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ver = signals.GetVersion();
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signals.SetShouldNotify(signo, false);
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EXPECT_LT(ver, signals.GetVersion());
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ver = signals.GetVersion();
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EXPECT_EQ(false, signals.GetShouldSuppress(signo));
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EXPECT_EQ(true, signals.GetShouldStop(signo));
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EXPECT_EQ(false, signals.GetShouldNotify(signo));
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EXPECT_EQ(ver, signals.GetVersion());
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}
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TEST(UnixSignalsTest, GetFilteredSignals) {
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TestSignals signals;
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auto all_signals = signals.GetFilteredSignals(None, None, None);
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std::vector<int32_t> expected = {2, 4, 8, 16};
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EXPECT_EQ_ARRAYS(expected, all_signals);
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auto supressed = signals.GetFilteredSignals(true, None, None);
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expected = {4, 8, 16};
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EXPECT_EQ_ARRAYS(expected, supressed);
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auto not_supressed = signals.GetFilteredSignals(false, None, None);
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expected = {2};
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EXPECT_EQ_ARRAYS(expected, not_supressed);
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auto stopped = signals.GetFilteredSignals(None, true, None);
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expected = {2, 8};
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EXPECT_EQ_ARRAYS(expected, stopped);
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auto not_stopped = signals.GetFilteredSignals(None, false, None);
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expected = {4, 16};
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EXPECT_EQ_ARRAYS(expected, not_stopped);
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auto notified = signals.GetFilteredSignals(None, None, true);
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expected = {2, 4, 8};
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EXPECT_EQ_ARRAYS(expected, notified);
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auto not_notified = signals.GetFilteredSignals(None, None, false);
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expected = {16};
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EXPECT_EQ_ARRAYS(expected, not_notified);
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auto signal4 = signals.GetFilteredSignals(true, false, true);
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expected = {4};
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EXPECT_EQ_ARRAYS(expected, signal4);
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}
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