376 lines
12 KiB
C++
376 lines
12 KiB
C++
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//===- unittests/Driver/MultilibTest.cpp --- Multilib tests ---------------===//
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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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//
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// Unit tests for Multilib and MultilibSet
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//
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//===----------------------------------------------------------------------===//
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#include "clang/Driver/Multilib.h"
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#include "clang/Basic/LLVM.h"
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#include "llvm/ADT/StringRef.h"
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#include "llvm/ADT/StringSwitch.h"
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#include "gtest/gtest.h"
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using namespace clang::driver;
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using namespace clang;
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TEST(MultilibTest, MultilibValidity) {
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ASSERT_TRUE(Multilib().isValid()) << "Empty multilib is not valid";
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ASSERT_TRUE(Multilib().flag("+foo").isValid())
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<< "Single indicative flag is not valid";
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ASSERT_TRUE(Multilib().flag("-foo").isValid())
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<< "Single contraindicative flag is not valid";
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ASSERT_FALSE(Multilib().flag("+foo").flag("-foo").isValid())
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<< "Conflicting flags should invalidate the Multilib";
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ASSERT_TRUE(Multilib().flag("+foo").flag("+foo").isValid())
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<< "Multilib should be valid even if it has the same flag twice";
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ASSERT_TRUE(Multilib().flag("+foo").flag("-foobar").isValid())
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<< "Seemingly conflicting prefixes shouldn't actually conflict";
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}
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TEST(MultilibTest, OpEqReflexivity1) {
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Multilib M;
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ASSERT_TRUE(M == M) << "Multilib::operator==() is not reflexive";
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}
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TEST(MultilibTest, OpEqReflexivity2) {
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ASSERT_TRUE(Multilib() == Multilib())
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<< "Separately constructed default multilibs are not equal";
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}
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TEST(MultilibTest, OpEqReflexivity3) {
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Multilib M1, M2;
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M1.flag("+foo");
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M2.flag("+foo");
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ASSERT_TRUE(M1 == M2) << "Multilibs with the same flag should be the same";
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}
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TEST(MultilibTest, OpEqInequivalence1) {
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Multilib M1, M2;
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M1.flag("+foo");
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M2.flag("-foo");
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ASSERT_FALSE(M1 == M2) << "Multilibs with conflicting flags are not the same";
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ASSERT_FALSE(M2 == M1)
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<< "Multilibs with conflicting flags are not the same (commuted)";
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}
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TEST(MultilibTest, OpEqInequivalence2) {
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Multilib M1, M2;
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M2.flag("+foo");
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ASSERT_FALSE(M1 == M2) << "Flags make Multilibs different";
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}
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TEST(MultilibTest, OpEqEquivalence1) {
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Multilib M1, M2;
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M1.flag("+foo");
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M2.flag("+foo").flag("+foo");
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ASSERT_TRUE(M1 == M2) << "Flag duplication shouldn't affect equivalence";
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ASSERT_TRUE(M2 == M1)
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<< "Flag duplication shouldn't affect equivalence (commuted)";
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}
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TEST(MultilibTest, OpEqEquivalence2) {
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Multilib M1("64");
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Multilib M2;
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M2.gccSuffix("/64");
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ASSERT_TRUE(M1 == M2)
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<< "Constructor argument must match Multilib::gccSuffix()";
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ASSERT_TRUE(M2 == M1)
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<< "Constructor argument must match Multilib::gccSuffix() (commuted)";
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}
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TEST(MultilibTest, OpEqEquivalence3) {
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Multilib M1("", "32");
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Multilib M2;
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M2.osSuffix("/32");
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ASSERT_TRUE(M1 == M2)
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<< "Constructor argument must match Multilib::osSuffix()";
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ASSERT_TRUE(M2 == M1)
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<< "Constructor argument must match Multilib::osSuffix() (commuted)";
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}
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TEST(MultilibTest, OpEqEquivalence4) {
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Multilib M1("", "", "16");
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Multilib M2;
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M2.includeSuffix("/16");
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ASSERT_TRUE(M1 == M2)
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<< "Constructor argument must match Multilib::includeSuffix()";
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ASSERT_TRUE(M2 == M1)
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<< "Constructor argument must match Multilib::includeSuffix() (commuted)";
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}
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TEST(MultilibTest, OpEqInequivalence3) {
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Multilib M1("foo");
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Multilib M2("bar");
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ASSERT_FALSE(M1 == M2) << "Differing gccSuffixes should be different";
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ASSERT_FALSE(M2 == M1)
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<< "Differing gccSuffixes should be different (commuted)";
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}
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TEST(MultilibTest, OpEqInequivalence4) {
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Multilib M1("", "foo");
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Multilib M2("", "bar");
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ASSERT_FALSE(M1 == M2) << "Differing osSuffixes should be different";
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ASSERT_FALSE(M2 == M1)
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<< "Differing osSuffixes should be different (commuted)";
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}
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TEST(MultilibTest, OpEqInequivalence5) {
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Multilib M1("", "", "foo");
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Multilib M2("", "", "bar");
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ASSERT_FALSE(M1 == M2) << "Differing includeSuffixes should be different";
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ASSERT_FALSE(M2 == M1)
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<< "Differing includeSuffixes should be different (commuted)";
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}
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TEST(MultilibTest, Construction1) {
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Multilib M("gcc64", "os64", "inc64");
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ASSERT_TRUE(M.gccSuffix() == "/gcc64");
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ASSERT_TRUE(M.osSuffix() == "/os64");
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ASSERT_TRUE(M.includeSuffix() == "/inc64");
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}
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TEST(MultilibTest, Construction2) {
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Multilib M1;
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Multilib M2("");
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Multilib M3("", "");
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Multilib M4("", "", "");
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ASSERT_TRUE(M1 == M2)
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<< "Default arguments to Multilib constructor broken (first argument)";
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ASSERT_TRUE(M1 == M3)
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<< "Default arguments to Multilib constructor broken (second argument)";
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ASSERT_TRUE(M1 == M4)
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<< "Default arguments to Multilib constructor broken (third argument)";
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}
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TEST(MultilibTest, Construction3) {
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Multilib M = Multilib().flag("+f1").flag("+f2").flag("-f3");
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for (Multilib::flags_list::const_iterator I = M.flags().begin(),
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E = M.flags().end();
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I != E; ++I) {
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ASSERT_TRUE(llvm::StringSwitch<bool>(*I)
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.Cases("+f1", "+f2", "-f3", true)
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.Default(false));
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}
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}
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static bool hasFlag(const Multilib &M, StringRef Flag) {
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for (Multilib::flags_list::const_iterator I = M.flags().begin(),
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E = M.flags().end();
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I != E; ++I) {
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if (*I == Flag)
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return true;
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else if (StringRef(*I).substr(1) == Flag.substr(1))
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return false;
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}
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return false;
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}
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TEST(MultilibTest, SetConstruction1) {
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// Single maybe
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MultilibSet MS;
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ASSERT_TRUE(MS.size() == 0);
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MS.Maybe(Multilib("64").flag("+m64"));
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ASSERT_TRUE(MS.size() == 2);
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for (MultilibSet::const_iterator I = MS.begin(), E = MS.end(); I != E; ++I) {
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if (I->gccSuffix() == "/64")
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ASSERT_TRUE(I->flags()[0] == "+m64");
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else if (I->gccSuffix() == "")
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ASSERT_TRUE(I->flags()[0] == "-m64");
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else
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FAIL() << "Unrecognized gccSufix: " << I->gccSuffix();
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}
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}
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TEST(MultilibTest, SetConstruction2) {
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// Double maybe
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MultilibSet MS;
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MS.Maybe(Multilib("sof").flag("+sof"));
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MS.Maybe(Multilib("el").flag("+EL"));
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ASSERT_TRUE(MS.size() == 4);
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for (MultilibSet::const_iterator I = MS.begin(), E = MS.end(); I != E; ++I) {
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ASSERT_TRUE(I->isValid()) << "Multilb " << *I << " should be valid";
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ASSERT_TRUE(llvm::StringSwitch<bool>(I->gccSuffix())
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.Cases("", "/sof", "/el", "/sof/el", true)
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.Default(false))
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<< "Multilib " << *I << " wasn't expected";
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ASSERT_TRUE(llvm::StringSwitch<bool>(I->gccSuffix())
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.Case("", hasFlag(*I, "-sof"))
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.Case("/sof", hasFlag(*I, "+sof"))
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.Case("/el", hasFlag(*I, "-sof"))
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.Case("/sof/el", hasFlag(*I, "+sof"))
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.Default(false))
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<< "Multilib " << *I << " didn't have the appropriate {+,-}sof flag";
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ASSERT_TRUE(llvm::StringSwitch<bool>(I->gccSuffix())
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.Case("", hasFlag(*I, "-EL"))
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.Case("/sof", hasFlag(*I, "-EL"))
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.Case("/el", hasFlag(*I, "+EL"))
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.Case("/sof/el", hasFlag(*I, "+EL"))
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.Default(false))
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<< "Multilib " << *I << " didn't have the appropriate {+,-}EL flag";
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}
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}
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TEST(MultilibTest, SetPushback) {
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MultilibSet MS;
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MS.push_back(Multilib("one"));
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MS.push_back(Multilib("two"));
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ASSERT_TRUE(MS.size() == 2);
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for (MultilibSet::const_iterator I = MS.begin(), E = MS.end(); I != E; ++I) {
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ASSERT_TRUE(llvm::StringSwitch<bool>(I->gccSuffix())
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.Cases("/one", "/two", true)
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.Default(false));
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}
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MS.clear();
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ASSERT_TRUE(MS.size() == 0);
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}
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TEST(MultilibTest, SetRegexFilter) {
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MultilibSet MS;
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MS.Maybe(Multilib("one"));
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MS.Maybe(Multilib("two"));
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MS.Maybe(Multilib("three"));
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ASSERT_EQ(MS.size(), (unsigned)2 * 2 * 2)
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<< "Size before filter was incorrect. Contents:\n" << MS;
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MS.FilterOut("/one/two/three");
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ASSERT_EQ(MS.size(), (unsigned)2 * 2 * 2 - 1)
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<< "Size after filter was incorrect. Contents:\n" << MS;
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for (MultilibSet::const_iterator I = MS.begin(), E = MS.end(); I != E; ++I) {
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ASSERT_TRUE(I->gccSuffix() != "/one/two/three")
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<< "The filter should have removed " << *I;
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}
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}
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TEST(MultilibTest, SetFilterObject) {
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MultilibSet MS;
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MS.Maybe(Multilib("orange"));
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MS.Maybe(Multilib("pear"));
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MS.Maybe(Multilib("plum"));
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ASSERT_EQ((int)MS.size(), 1 /* Default */ +
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1 /* pear */ +
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1 /* plum */ +
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1 /* pear/plum */ +
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1 /* orange */ +
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1 /* orange/pear */ +
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1 /* orange/plum */ +
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1 /* orange/pear/plum */ )
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<< "Size before filter was incorrect. Contents:\n" << MS;
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MS.FilterOut([](const Multilib &M) {
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return StringRef(M.gccSuffix()).startswith("/p");
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});
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ASSERT_EQ((int)MS.size(), 1 /* Default */ +
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1 /* orange */ +
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1 /* orange/pear */ +
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1 /* orange/plum */ +
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1 /* orange/pear/plum */ )
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<< "Size after filter was incorrect. Contents:\n" << MS;
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for (MultilibSet::const_iterator I = MS.begin(), E = MS.end(); I != E; ++I) {
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ASSERT_FALSE(StringRef(I->gccSuffix()).startswith("/p"))
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<< "The filter should have removed " << *I;
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}
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}
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TEST(MultilibTest, SetSelection1) {
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MultilibSet MS1 = MultilibSet()
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.Maybe(Multilib("64").flag("+m64"));
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Multilib::flags_list FlagM64;
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FlagM64.push_back("+m64");
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Multilib SelectionM64;
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ASSERT_TRUE(MS1.select(FlagM64, SelectionM64))
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<< "Flag set was {\"+m64\"}, but selection not found";
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ASSERT_TRUE(SelectionM64.gccSuffix() == "/64")
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<< "Selection picked " << SelectionM64 << " which was not expected";
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Multilib::flags_list FlagNoM64;
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FlagNoM64.push_back("-m64");
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Multilib SelectionNoM64;
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ASSERT_TRUE(MS1.select(FlagNoM64, SelectionNoM64))
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<< "Flag set was {\"-m64\"}, but selection not found";
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ASSERT_TRUE(SelectionNoM64.gccSuffix() == "")
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<< "Selection picked " << SelectionNoM64 << " which was not expected";
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}
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TEST(MultilibTest, SetSelection2) {
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MultilibSet MS2 = MultilibSet()
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.Maybe(Multilib("el").flag("+EL"))
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.Maybe(Multilib("sf").flag("+SF"));
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for (unsigned I = 0; I < 4; ++I) {
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bool IsEL = I & 0x1;
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bool IsSF = I & 0x2;
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Multilib::flags_list Flags;
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if (IsEL)
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Flags.push_back("+EL");
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else
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Flags.push_back("-EL");
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if (IsSF)
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Flags.push_back("+SF");
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else
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Flags.push_back("-SF");
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Multilib Selection;
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ASSERT_TRUE(MS2.select(Flags, Selection)) << "Selection failed for "
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<< (IsEL ? "+EL" : "-EL") << " "
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<< (IsSF ? "+SF" : "-SF");
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std::string Suffix;
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if (IsEL)
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Suffix += "/el";
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if (IsSF)
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Suffix += "/sf";
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ASSERT_EQ(Selection.gccSuffix(), Suffix) << "Selection picked " << Selection
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<< " which was not expected ";
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}
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}
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TEST(MultilibTest, SetCombineWith) {
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MultilibSet Coffee;
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Coffee.push_back(Multilib("coffee"));
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MultilibSet Milk;
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Milk.push_back(Multilib("milk"));
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MultilibSet Latte;
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ASSERT_EQ(Latte.size(), (unsigned)0);
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Latte.combineWith(Coffee);
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ASSERT_EQ(Latte.size(), (unsigned)1);
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Latte.combineWith(Milk);
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ASSERT_EQ(Latte.size(), (unsigned)2);
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}
|
||
|
|
|
||
|
|
TEST(MultilibTest, SetPriority) {
|
||
|
|
MultilibSet MS;
|
||
|
|
MS.push_back(Multilib("foo", {}, {}, 1).flag("+foo"));
|
||
|
|
MS.push_back(Multilib("bar", {}, {}, 2).flag("+bar"));
|
||
|
|
|
||
|
|
Multilib::flags_list Flags1;
|
||
|
|
Flags1.push_back("+foo");
|
||
|
|
Flags1.push_back("-bar");
|
||
|
|
Multilib Selection1;
|
||
|
|
ASSERT_TRUE(MS.select(Flags1, Selection1))
|
||
|
|
<< "Flag set was {\"+foo\"}, but selection not found";
|
||
|
|
ASSERT_TRUE(Selection1.gccSuffix() == "/foo")
|
||
|
|
<< "Selection picked " << Selection1 << " which was not expected";
|
||
|
|
|
||
|
|
Multilib::flags_list Flags2;
|
||
|
|
Flags2.push_back("+foo");
|
||
|
|
Flags2.push_back("+bar");
|
||
|
|
Multilib Selection2;
|
||
|
|
ASSERT_TRUE(MS.select(Flags2, Selection2))
|
||
|
|
<< "Flag set was {\"+bar\"}, but selection not found";
|
||
|
|
ASSERT_TRUE(Selection2.gccSuffix() == "/bar")
|
||
|
|
<< "Selection picked " << Selection2 << " which was not expected";
|
||
|
|
}
|