| //===- unittests/Driver/MultilibTest.cpp --- Multilib tests ---------------===// |
| // |
| // 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 |
| // |
| //===----------------------------------------------------------------------===// |
| // |
| // Unit tests for Multilib and MultilibSet |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "clang/Driver/Multilib.h" |
| #include "../../lib/Driver/ToolChains/CommonArgs.h" |
| #include "clang/Basic/LLVM.h" |
| #include "llvm/ADT/ArrayRef.h" |
| #include "llvm/ADT/StringRef.h" |
| #include "llvm/ADT/StringSwitch.h" |
| #include "llvm/Support/SourceMgr.h" |
| #include "gtest/gtest.h" |
| |
| using namespace clang::driver; |
| using namespace clang; |
| |
| TEST(MultilibTest, OpEqReflexivity1) { |
| Multilib M; |
| ASSERT_TRUE(M == M) << "Multilib::operator==() is not reflexive"; |
| } |
| |
| TEST(MultilibTest, OpEqReflexivity2) { |
| ASSERT_TRUE(Multilib() == Multilib()) |
| << "Separately constructed default multilibs are not equal"; |
| } |
| |
| TEST(MultilibTest, OpEqReflexivity3) { |
| Multilib M1({}, {}, {}, {"+foo"}); |
| Multilib M2({}, {}, {}, {"+foo"}); |
| ASSERT_TRUE(M1 == M2) << "Multilibs with the same flag should be the same"; |
| } |
| |
| TEST(MultilibTest, OpEqInequivalence1) { |
| Multilib M1({}, {}, {}, {"+foo"}); |
| Multilib M2({}, {}, {}, {"-foo"}); |
| ASSERT_FALSE(M1 == M2) << "Multilibs with conflicting flags are not the same"; |
| ASSERT_FALSE(M2 == M1) |
| << "Multilibs with conflicting flags are not the same (commuted)"; |
| } |
| |
| TEST(MultilibTest, OpEqInequivalence2) { |
| Multilib M1; |
| Multilib M2({}, {}, {}, {"+foo"}); |
| ASSERT_FALSE(M1 == M2) << "Flags make Multilibs different"; |
| } |
| |
| TEST(MultilibTest, OpEqEquivalence2) { |
| Multilib M1("/64"); |
| Multilib M2("/64"); |
| ASSERT_TRUE(M1 == M2) |
| << "Constructor argument must match Multilib::gccSuffix()"; |
| ASSERT_TRUE(M2 == M1) |
| << "Constructor argument must match Multilib::gccSuffix() (commuted)"; |
| } |
| |
| TEST(MultilibTest, OpEqEquivalence3) { |
| Multilib M1("", "/32"); |
| Multilib M2("", "/32"); |
| ASSERT_TRUE(M1 == M2) |
| << "Constructor argument must match Multilib::osSuffix()"; |
| ASSERT_TRUE(M2 == M1) |
| << "Constructor argument must match Multilib::osSuffix() (commuted)"; |
| } |
| |
| TEST(MultilibTest, OpEqEquivalence4) { |
| Multilib M1("", "", "/16"); |
| Multilib M2("", "", "/16"); |
| ASSERT_TRUE(M1 == M2) |
| << "Constructor argument must match Multilib::includeSuffix()"; |
| ASSERT_TRUE(M2 == M1) |
| << "Constructor argument must match Multilib::includeSuffix() (commuted)"; |
| } |
| |
| TEST(MultilibTest, OpEqInequivalence3) { |
| Multilib M1("/foo"); |
| Multilib M2("/bar"); |
| ASSERT_FALSE(M1 == M2) << "Differing gccSuffixes should be different"; |
| ASSERT_FALSE(M2 == M1) |
| << "Differing gccSuffixes should be different (commuted)"; |
| } |
| |
| TEST(MultilibTest, OpEqInequivalence4) { |
| Multilib M1("", "/foo"); |
| Multilib M2("", "/bar"); |
| ASSERT_FALSE(M1 == M2) << "Differing osSuffixes should be different"; |
| ASSERT_FALSE(M2 == M1) |
| << "Differing osSuffixes should be different (commuted)"; |
| } |
| |
| TEST(MultilibTest, OpEqInequivalence5) { |
| Multilib M1("", "", "/foo"); |
| Multilib M2("", "", "/bar"); |
| ASSERT_FALSE(M1 == M2) << "Differing includeSuffixes should be different"; |
| ASSERT_FALSE(M2 == M1) |
| << "Differing includeSuffixes should be different (commuted)"; |
| } |
| |
| TEST(MultilibTest, Construction1) { |
| Multilib M("/gcc64", "/os64", "/inc64"); |
| ASSERT_TRUE(M.gccSuffix() == "/gcc64"); |
| ASSERT_TRUE(M.osSuffix() == "/os64"); |
| ASSERT_TRUE(M.includeSuffix() == "/inc64"); |
| } |
| |
| TEST(MultilibTest, Construction2) { |
| Multilib M1; |
| Multilib M2(""); |
| Multilib M3("", ""); |
| Multilib M4("", "", ""); |
| ASSERT_TRUE(M1 == M2) |
| << "Default arguments to Multilib constructor broken (first argument)"; |
| ASSERT_TRUE(M1 == M3) |
| << "Default arguments to Multilib constructor broken (second argument)"; |
| ASSERT_TRUE(M1 == M4) |
| << "Default arguments to Multilib constructor broken (third argument)"; |
| } |
| |
| TEST(MultilibTest, Construction3) { |
| Multilib M({}, {}, {}, {"+f1", "+f2", "-f3"}); |
| for (Multilib::flags_list::const_iterator I = M.flags().begin(), |
| E = M.flags().end(); |
| I != E; ++I) { |
| ASSERT_TRUE(llvm::StringSwitch<bool>(*I) |
| .Cases("+f1", "+f2", "-f3", true) |
| .Default(false)); |
| } |
| } |
| |
| TEST(MultilibTest, SetPushback) { |
| MultilibSet MS({ |
| Multilib("/one"), |
| Multilib("/two"), |
| }); |
| ASSERT_TRUE(MS.size() == 2); |
| for (MultilibSet::const_iterator I = MS.begin(), E = MS.end(); I != E; ++I) { |
| ASSERT_TRUE(llvm::StringSwitch<bool>(I->gccSuffix()) |
| .Cases("/one", "/two", true) |
| .Default(false)); |
| } |
| } |
| |
| TEST(MultilibTest, SetPriority) { |
| MultilibSet MS({ |
| Multilib("/foo", {}, {}, {"+foo"}), |
| Multilib("/bar", {}, {}, {"+bar"}), |
| }); |
| Multilib::flags_list Flags1 = {"+foo", "-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 = {"+foo", "+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"; |
| } |
| |
| TEST(MultilibTest, SelectMultiple) { |
| MultilibSet MS({ |
| Multilib("/a", {}, {}, {"x"}), |
| Multilib("/b", {}, {}, {"y"}), |
| }); |
| std::vector<Multilib> Selection; |
| |
| Selection = MS.select({"x"}); |
| ASSERT_EQ(1u, Selection.size()); |
| EXPECT_EQ("/a", Selection[0].gccSuffix()); |
| |
| Selection = MS.select({"y"}); |
| ASSERT_EQ(1u, Selection.size()); |
| EXPECT_EQ("/b", Selection[0].gccSuffix()); |
| |
| Selection = MS.select({"y", "x"}); |
| ASSERT_EQ(2u, Selection.size()); |
| EXPECT_EQ("/a", Selection[0].gccSuffix()); |
| EXPECT_EQ("/b", Selection[1].gccSuffix()); |
| } |