350 lines
13 KiB
C++
350 lines
13 KiB
C++
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#include "Test/Test.h"
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#include "Compiler/Command.h"
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#include "Compiler/Compilation.h"
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#include "clang/Driver/Driver.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/Program.h"
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#include "llvm/ADT/ScopeExit.h"
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namespace clice::testing {
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namespace {
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std::string print_argv(llvm::ArrayRef<const char*> args) {
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std::string buf;
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llvm::raw_string_ostream os(buf);
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bool Sep = false;
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for(llvm::StringRef arg: args) {
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if(Sep)
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os << ' ';
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Sep = true;
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if(llvm::all_of(arg, llvm::isPrint) &&
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arg.find_first_of(" \t\n\"\\") == llvm::StringRef::npos) {
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os << arg;
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continue;
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}
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os << '"';
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os.write_escaped(arg, /*UseHexEscapes=*/true);
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os << '"';
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}
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return std::move(os.str());
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}
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suite<"Command"> command = [] {
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test("GetOptionID") = [] {
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using option = clang::driver::options::ID;
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auto expect_id = [](llvm::StringRef command,
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option opt,
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std::source_location location = std::source_location::current()) {
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auto id = CompilationDatabase::get_option_id(command);
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fatal / expect(id, location);
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expect(eq(*id, int(opt)), location);
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};
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/// GroupClass
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expect_id("-g", option::OPT_g_Flag);
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/// InputClass
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expect_id("main.cpp", option::OPT_INPUT);
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/// UnknownClass
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expect_id("--clice", option::OPT_UNKNOWN);
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/// FlagClass
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expect_id("-v", option::OPT_v);
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expect_id("-c", option::OPT_c);
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expect_id("-pedantic", option::OPT_pedantic);
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expect_id("--pedantic", option::OPT_pedantic);
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/// JoinedClass
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expect_id("-Wno-unused-variable", option::OPT_W_Joined);
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expect_id("-W*", option::OPT_W_Joined);
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expect_id("-W", option::OPT_W_Joined);
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/// ValuesClass
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/// SeparateClass
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expect_id("-Xclang", option::OPT_Xclang);
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/// expect_id(GET_ID("-Xclang -ast-dump") , option::OPT_Xclang);
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/// RemainingArgsClass
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/// RemainingArgsJoinedClass
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/// CommaJoinedClass
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expect_id("-Wl,", option::OPT_Wl_COMMA);
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/// MultiArgClass
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/// JoinedOrSeparateClass
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expect_id("-o", option::OPT_o);
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expect_id("-omain.o", option::OPT_o);
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expect_id("-I", option::OPT_I);
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expect_id("--include-directory=", option::OPT_I);
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expect_id("-x", option::OPT_x);
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expect_id("--language=", option::OPT_x);
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/// JoinedAndSeparateClass
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};
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test("DefaultFilters") = [&] {
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auto expect_strip = [](llvm::StringRef argv, llvm::StringRef result) {
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CompilationDatabase database;
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llvm::StringRef file = "main.cpp";
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database.update_command("fake/", file, argv);
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CommandOptions options;
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options.suppress_logging = true;
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expect(eq(result, print_argv(database.lookup(file, options).arguments)));
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};
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/// Filter -c, -o and input file.
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expect_strip("g++ main.cc", "g++ main.cpp");
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expect_strip("clang++ -c main.cpp", "clang++ main.cpp");
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expect_strip("clang++ -o main.o main.cpp", "clang++ main.cpp");
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expect_strip("clang++ -c -o main.o main.cc", "clang++ main.cpp");
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expect_strip("cl.exe /c /Fomain.cpp.o main.cpp", "cl.exe main.cpp");
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/// Filter PCH related.
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/// CMake
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expect_strip(
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"g++ -std=gnu++20 -Winvalid-pch -include cmake_pch.hxx -o main.cpp.o -c main.cpp",
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"g++ -std=gnu++20 -Winvalid-pch -include cmake_pch.hxx main.cpp");
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expect_strip(
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"clang++ -Winvalid-pch -Xclang -include-pch -Xclang cmake_pch.hxx.pch -Xclang -include -Xclang cmake_pch.hxx -o main.cpp.o -c main.cpp",
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"clang++ -Winvalid-pch -Xclang -include -Xclang cmake_pch.hxx main.cpp");
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expect_strip("cl.exe /Yufoo.h /FIfoo.h /Fpfoo.h_v143.pch /c /Fomain.cpp.o main.cpp",
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"cl.exe -include foo.h main.cpp");
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/// TODO: Test more commands from other build system.
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};
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test("Reuse") = [] {
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using namespace std::literals;
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CompilationDatabase database;
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database.update_command("fake", "test.cpp", "clang++ -std=c++23 test.cpp"sv);
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database.update_command("fake", "test2.cpp", "clang++ -std=c++23 test2.cpp"sv);
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CommandOptions options;
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options.suppress_logging = true;
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auto command1 = database.lookup("test.cpp", options).arguments;
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auto command2 = database.lookup("test2.cpp", options).arguments;
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expect(eq(command1.size(), 3));
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expect(eq(command2.size(), 3));
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expect(eq(command1[0], "clang++"sv));
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expect(eq(command1[1], "-std=c++23"sv));
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expect(eq(command1[2], "test.cpp"sv));
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expect(eq(command1[0], command2[0]));
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expect(eq(command1[1], command2[1]));
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expect(eq(command2[2], "test2.cpp"sv));
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};
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test("RemoveAppend") = [] {
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llvm::SmallVector args = {
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"clang++",
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"--output=main.o",
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"-D",
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"A",
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"-D",
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"B=0",
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"main.cpp",
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};
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CompilationDatabase database;
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database.update_command("/fake", "main.cpp", args);
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CommandOptions options;
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llvm::SmallVector<std::string> remove;
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llvm::SmallVector<std::string> append;
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remove = {"-DA"};
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options.remove = remove;
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auto result = database.lookup("main.cpp", options).arguments;
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expect(eq(print_argv(result), "clang++ -D B=0 main.cpp"));
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remove = {"-D", "A"};
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options.remove = remove;
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result = database.lookup("main.cpp", options).arguments;
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expect(eq(print_argv(result), "clang++ -D B=0 main.cpp"));
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remove = {"-DA", "-D", "B=0"};
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options.remove = remove;
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result = database.lookup("main.cpp", options).arguments;
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expect(eq(print_argv(result), "clang++ main.cpp"));
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remove = {"-D*"};
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options.remove = remove;
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result = database.lookup("main.cpp", options).arguments;
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expect(eq(print_argv(result), "clang++ main.cpp"));
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remove = {"-D", "*"};
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options.remove = remove;
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result = database.lookup("main.cpp", options).arguments;
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expect(eq(print_argv(result), "clang++ main.cpp"));
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append = {"-D", "C"};
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options.append = append;
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result = database.lookup("main.cpp", options).arguments;
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expect(eq(print_argv(result), "clang++ -D C main.cpp"));
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};
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skip / test("Module") = [] {
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/// TODO:
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CompilationDatabase database;
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database.update_command("/fake",
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"main.cpp",
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llvm::StringRef("clang++ @test.txt -std= main.cpp"));
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auto info = database.lookup("main.cpp", {.query_driver = false});
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};
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skip_unless(CIEnvironment) / test("QueryDriver") = [] {
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CompilationDatabase database;
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auto info = database.query_driver("clang++");
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fatal / expect(info);
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expect(!info->target.empty());
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expect(!info->system_includes.empty());
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CompilationParams params;
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params.kind = CompilationUnit::Indexing;
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params.arguments = {
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"clang++",
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"-nostdlibinc",
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"--target",
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info->target.data(),
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};
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for(auto& include: info->system_includes) {
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params.arguments.push_back("-I");
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params.arguments.push_back(include);
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}
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params.arguments.push_back("main.cpp");
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llvm::StringRef hello_world = R"(
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#include <iostream>
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int main() {
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std::cout << "Hello world!" << std::endl;
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return 0;
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}
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)";
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params.add_remapped_file("main.cpp", hello_world);
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expect(compile(params));
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};
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test("ResourceDir") = [] {
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CompilationDatabase database;
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using namespace std::literals;
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database.update_command("/fake", "main.cpp", "clang++ -std=c++23 test.cpp"sv);
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auto arguments = database.lookup("main.cpp", {.resource_dir = true}).arguments;
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fatal / expect(eq(arguments.size(), 4));
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expect(eq(arguments[0], "clang++"sv));
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expect(eq(arguments[1], "-std=c++23"sv));
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expect(eq(arguments[2], std::format("-resource-dir={}", fs::resource_dir)));
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expect(eq(arguments[3], "main.cpp"sv));
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};
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auto expect_load = [](llvm::StringRef content,
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llvm::StringRef workspace,
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llvm::StringRef file,
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llvm::StringRef directory,
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llvm::ArrayRef<const char*> arguments) {
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CompilationDatabase database;
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auto loaded = database.load_commands(content, workspace);
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expect(loaded.has_value());
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CommandOptions options;
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options.suppress_logging = true;
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auto info = database.lookup(file, options);
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expect(info.directory == directory);
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expect(info.arguments.size() == arguments.size());
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for(size_t i = 0; i < arguments.size(); i++) {
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llvm::StringRef arg = info.arguments[i];
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llvm::StringRef expect_arg = arguments[i];
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expect(eq(arg, expect_arg));
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}
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};
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/// TODO: add windows path testcase
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skip_unless(Linux || MacOS) / test("LoadAbsoluteUnixStyle") = [expect_load] {
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constexpr const char* cmake = R"([
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{
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"directory": "/home/developer/clice/build",
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"command": "/usr/bin/c++ -I/home/developer/clice/include -I/home/developer/clice/build/_deps/libuv-src/include -isystem /home/developer/clice/build/_deps/tomlplusplus-src/include -std=gnu++23 -fno-rtti -fno-exceptions -Wno-deprecated-declarations -Wno-undefined-inline -O3 -o CMakeFiles/clice-core.dir/src/Driver/clice.cpp.o -c /home/developer/clice/src/Driver/clice.cpp",
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"file": "/home/developer/clice/src/Driver/clice.cpp",
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"output": "CMakeFiles/clice-core.dir/src/Driver/clice.cpp.o"
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}
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])";
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expect_load(cmake,
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"/home/developer/clice",
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"/home/developer/clice/src/Driver/clice.cpp",
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"/home/developer/clice/build",
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{
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"/usr/bin/c++",
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"-I",
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"/home/developer/clice/include",
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"-I",
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"/home/developer/clice/build/_deps/libuv-src/include",
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"-isystem",
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"/home/developer/clice/build/_deps/tomlplusplus-src/include",
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"-std=gnu++23",
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"-fno-rtti",
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"-fno-exceptions",
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"-Wno-deprecated-declarations",
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"-Wno-undefined-inline",
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"-O3",
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"/home/developer/clice/src/Driver/clice.cpp",
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});
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};
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skip_unless(Linux || MacOS) / test("LoadRelativeUnixStyle") = [expect_load] {
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constexpr const char* xmake = R"([
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{
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"directory": "/home/developer/clice",
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"arguments": ["/usr/bin/clang", "-c", "-Qunused-arguments", "-m64", "-g", "-O0", "-std=c++23", "-Iinclude", "-I/home/developer/clice/include", "-fno-exceptions", "-fno-cxx-exceptions", "-isystem", "/home/developer/.xmake/packages/l/libuv/v1.51.0/3ca1562e6c5d485f9ccafec8e0c50b6f/include", "-isystem", "/home/developer/.xmake/packages/t/toml++/v3.4.0/bde7344d843e41928b1d325fe55450e0/include", "-fsanitize=address", "-fno-rtti", "-o", "build/.objs/clice/linux/x86_64/debug/src/Driver/clice.cc.o", "src/Driver/clice.cc"],
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"file": "src/Driver/clice.cc"
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}
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])";
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expect_load(
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xmake,
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"/home/developer/clice",
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"/home/developer/clice/src/Driver/clice.cc",
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"/home/developer/clice",
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{
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"/usr/bin/clang",
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"-Qunused-arguments",
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"-m64",
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"-g",
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"-O0",
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"-std=c++23",
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// parameter "-Iinclude" in CDB, should be convert to absolute path
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"-I",
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"/home/developer/clice/include",
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"-I",
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"/home/developer/clice/include",
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"-fno-exceptions",
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"-fno-cxx-exceptions",
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"-isystem",
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"/home/developer/.xmake/packages/l/libuv/v1.51.0/3ca1562e6c5d485f9ccafec8e0c50b6f/include",
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"-isystem",
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"/home/developer/.xmake/packages/t/toml++/v3.4.0/bde7344d843e41928b1d325fe55450e0/include",
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"-fsanitize=address",
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"-fno-rtti",
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"/home/developer/clice/src/Driver/clice.cc",
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});
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};
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};
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} // namespace
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} // namespace clice::testing
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