llvm-project/lldb/unittests/Host/HostInfoTest.cpp

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2.7 KiB
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//===-- HostInfoTest.cpp --------------------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
#include "lldb/Host/HostInfo.h"
#include "TestingSupport/SubsystemRAII.h"
#include "TestingSupport/TestUtilities.h"
#include "lldb/Host/FileSystem.h"
#include "lldb/lldb-defines.h"
#include "llvm/Support/Host.h"
#include "gtest/gtest.h"
using namespace lldb_private;
using namespace llvm;
namespace {
class HostInfoTest : public ::testing::Test {
SubsystemRAII<FileSystem, HostInfo> subsystems;
};
} // namespace
TEST_F(HostInfoTest, GetAugmentedArchSpec) {
// Fully specified triple should not be changed.
ArchSpec spec = HostInfo::GetAugmentedArchSpec("x86_64-pc-linux-gnu");
EXPECT_EQ(spec.GetTriple().getTriple(), "x86_64-pc-linux-gnu");
// Same goes if we specify at least one of (os, vendor, env).
spec = HostInfo::GetAugmentedArchSpec("x86_64-pc");
EXPECT_EQ(spec.GetTriple().getTriple(), "x86_64-pc");
// But if we specify only an arch, we should fill in the rest from the host.
spec = HostInfo::GetAugmentedArchSpec("x86_64");
Triple triple(sys::getDefaultTargetTriple());
EXPECT_EQ(spec.GetTriple().getArch(), Triple::x86_64);
EXPECT_EQ(spec.GetTriple().getOS(), triple.getOS());
EXPECT_EQ(spec.GetTriple().getVendor(), triple.getVendor());
EXPECT_EQ(spec.GetTriple().getEnvironment(), triple.getEnvironment());
// Test LLDB_ARCH_DEFAULT
EXPECT_EQ(HostInfo::GetAugmentedArchSpec(LLDB_ARCH_DEFAULT).GetTriple(),
HostInfo::GetArchitecture(HostInfo::eArchKindDefault).GetTriple());
EXPECT_NE(
HostInfo::GetAugmentedArchSpec("armv7k").GetTriple().getEnvironmentName(),
"unknown");
}
TEST_F(HostInfoTest, GetHostname) {
// Check non-empty string input works correctly.
std::string s("abc");
EXPECT_TRUE(HostInfo::GetHostname(s));
}
#if defined(__APPLE__)
TEST_F(HostInfoTest, GetXcodeSDK) {
EXPECT_FALSE(HostInfo::GetXcodeSDKPath(XcodeSDK("MacOSX.sdk")).empty());
// These are expected to fall back to an available version.
EXPECT_FALSE(HostInfo::GetXcodeSDKPath(XcodeSDK("MacOSX9999.sdk")).empty());
// This is expected to fail.
EXPECT_TRUE(HostInfo::GetXcodeSDKPath(XcodeSDK("CeciNestPasUnOS.sdk")).empty());
}
#endif
TEST(HostInfoTestInitialization, InitTwice) {
llvm::VersionTuple Version;
{
SubsystemRAII<FileSystem, HostInfo> subsystems;
Version = HostInfo::GetOSVersion();
}
{
SubsystemRAII<FileSystem, HostInfo> subsystems;
EXPECT_EQ(Version, HostInfo::GetOSVersion());
}
}