| //===- llvm/unittest/Support/CommandLineTest.cpp - CommandLine tests ------===// |
| // |
| // The LLVM Compiler Infrastructure |
| // |
| // This file is distributed under the University of Illinois Open Source |
| // License. See LICENSE.TXT for details. |
| // |
| //===----------------------------------------------------------------------===// |
| |
| #include "llvm/Support/CommandLine.h" |
| #include "llvm/ADT/STLExtras.h" |
| #include "llvm/ADT/SmallString.h" |
| #include "llvm/Config/config.h" |
| #include "llvm/Support/FileSystem.h" |
| #include "llvm/Support/Path.h" |
| #include "llvm/Support/Program.h" |
| #include "llvm/Support/StringSaver.h" |
| #include "gtest/gtest.h" |
| #include <fstream> |
| #include <stdlib.h> |
| #include <string> |
| |
| using namespace llvm; |
| |
| namespace { |
| |
| class TempEnvVar { |
| public: |
| TempEnvVar(const char *name, const char *value) |
| : name(name) { |
| const char *old_value = getenv(name); |
| EXPECT_EQ(nullptr, old_value) << old_value; |
| #if HAVE_SETENV |
| setenv(name, value, true); |
| #else |
| # define SKIP_ENVIRONMENT_TESTS |
| #endif |
| } |
| |
| ~TempEnvVar() { |
| #if HAVE_SETENV |
| // Assume setenv and unsetenv come together. |
| unsetenv(name); |
| #else |
| (void)name; // Suppress -Wunused-private-field. |
| #endif |
| } |
| |
| private: |
| const char *const name; |
| }; |
| |
| template <typename T> |
| class StackOption : public cl::opt<T> { |
| typedef cl::opt<T> Base; |
| public: |
| // One option... |
| template<class M0t> |
| explicit StackOption(const M0t &M0) : Base(M0) {} |
| |
| // Two options... |
| template<class M0t, class M1t> |
| StackOption(const M0t &M0, const M1t &M1) : Base(M0, M1) {} |
| |
| // Three options... |
| template<class M0t, class M1t, class M2t> |
| StackOption(const M0t &M0, const M1t &M1, const M2t &M2) : Base(M0, M1, M2) {} |
| |
| // Four options... |
| template<class M0t, class M1t, class M2t, class M3t> |
| StackOption(const M0t &M0, const M1t &M1, const M2t &M2, const M3t &M3) |
| : Base(M0, M1, M2, M3) {} |
| |
| ~StackOption() override { this->removeArgument(); } |
| |
| template <class DT> StackOption<T> &operator=(const DT &V) { |
| this->setValue(V); |
| return *this; |
| } |
| }; |
| |
| class StackSubCommand : public cl::SubCommand { |
| public: |
| StackSubCommand(StringRef Name, |
| StringRef Description = StringRef()) |
| : SubCommand(Name, Description) {} |
| |
| StackSubCommand() : SubCommand() {} |
| |
| ~StackSubCommand() { unregisterSubCommand(); } |
| }; |
| |
| |
| cl::OptionCategory TestCategory("Test Options", "Description"); |
| TEST(CommandLineTest, ModifyExisitingOption) { |
| StackOption<int> TestOption("test-option", cl::desc("old description")); |
| |
| const char Description[] = "New description"; |
| const char ArgString[] = "new-test-option"; |
| const char ValueString[] = "Integer"; |
| |
| StringMap<cl::Option *> &Map = |
| cl::getRegisteredOptions(*cl::TopLevelSubCommand); |
| |
| ASSERT_TRUE(Map.count("test-option") == 1) << |
| "Could not find option in map."; |
| |
| cl::Option *Retrieved = Map["test-option"]; |
| ASSERT_EQ(&TestOption, Retrieved) << "Retrieved wrong option."; |
| |
| ASSERT_EQ(&cl::GeneralCategory,Retrieved->Category) << |
| "Incorrect default option category."; |
| |
| Retrieved->setCategory(TestCategory); |
| ASSERT_EQ(&TestCategory,Retrieved->Category) << |
| "Failed to modify option's option category."; |
| |
| Retrieved->setDescription(Description); |
| ASSERT_STREQ(Retrieved->HelpStr.data(), Description) |
| << "Changing option description failed."; |
| |
| Retrieved->setArgStr(ArgString); |
| ASSERT_STREQ(ArgString, Retrieved->ArgStr.data()) |
| << "Failed to modify option's Argument string."; |
| |
| Retrieved->setValueStr(ValueString); |
| ASSERT_STREQ(Retrieved->ValueStr.data(), ValueString) |
| << "Failed to modify option's Value string."; |
| |
| Retrieved->setHiddenFlag(cl::Hidden); |
| ASSERT_EQ(cl::Hidden, TestOption.getOptionHiddenFlag()) << |
| "Failed to modify option's hidden flag."; |
| } |
| #ifndef SKIP_ENVIRONMENT_TESTS |
| |
| const char test_env_var[] = "LLVM_TEST_COMMAND_LINE_FLAGS"; |
| |
| cl::opt<std::string> EnvironmentTestOption("env-test-opt"); |
| TEST(CommandLineTest, ParseEnvironment) { |
| TempEnvVar TEV(test_env_var, "-env-test-opt=hello"); |
| EXPECT_EQ("", EnvironmentTestOption); |
| cl::ParseEnvironmentOptions("CommandLineTest", test_env_var); |
| EXPECT_EQ("hello", EnvironmentTestOption); |
| } |
| |
| // This test used to make valgrind complain |
| // ("Conditional jump or move depends on uninitialised value(s)") |
| // |
| // Warning: Do not run any tests after this one that try to gain access to |
| // registered command line options because this will likely result in a |
| // SEGFAULT. This can occur because the cl::opt in the test below is declared |
| // on the stack which will be destroyed after the test completes but the |
| // command line system will still hold a pointer to a deallocated cl::Option. |
| TEST(CommandLineTest, ParseEnvironmentToLocalVar) { |
| // Put cl::opt on stack to check for proper initialization of fields. |
| StackOption<std::string> EnvironmentTestOptionLocal("env-test-opt-local"); |
| TempEnvVar TEV(test_env_var, "-env-test-opt-local=hello-local"); |
| EXPECT_EQ("", EnvironmentTestOptionLocal); |
| cl::ParseEnvironmentOptions("CommandLineTest", test_env_var); |
| EXPECT_EQ("hello-local", EnvironmentTestOptionLocal); |
| } |
| |
| #endif // SKIP_ENVIRONMENT_TESTS |
| |
| TEST(CommandLineTest, UseOptionCategory) { |
| StackOption<int> TestOption2("test-option", cl::cat(TestCategory)); |
| |
| ASSERT_EQ(&TestCategory,TestOption2.Category) << "Failed to assign Option " |
| "Category."; |
| } |
| |
| typedef void ParserFunction(StringRef Source, StringSaver &Saver, |
| SmallVectorImpl<const char *> &NewArgv, |
| bool MarkEOLs); |
| |
| void testCommandLineTokenizer(ParserFunction *parse, StringRef Input, |
| const char *const Output[], size_t OutputSize) { |
| SmallVector<const char *, 0> Actual; |
| BumpPtrAllocator A; |
| StringSaver Saver(A); |
| parse(Input, Saver, Actual, /*MarkEOLs=*/false); |
| EXPECT_EQ(OutputSize, Actual.size()); |
| for (unsigned I = 0, E = Actual.size(); I != E; ++I) { |
| if (I < OutputSize) { |
| EXPECT_STREQ(Output[I], Actual[I]); |
| } |
| } |
| } |
| |
| TEST(CommandLineTest, TokenizeGNUCommandLine) { |
| const char Input[] = |
| "foo\\ bar \"foo bar\" \'foo bar\' 'foo\\\\bar' -DFOO=bar\\(\\) " |
| "foo\"bar\"baz C:\\\\src\\\\foo.cpp \"C:\\src\\foo.cpp\""; |
| const char *const Output[] = { |
| "foo bar", "foo bar", "foo bar", "foo\\bar", |
| "-DFOO=bar()", "foobarbaz", "C:\\src\\foo.cpp", "C:srcfoo.cpp"}; |
| testCommandLineTokenizer(cl::TokenizeGNUCommandLine, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeWindowsCommandLine) { |
| const char Input[] = "a\\b c\\\\d e\\\\\"f g\" h\\\"i j\\\\\\\"k \"lmn\" o pqr " |
| "\"st \\\"u\" \\v"; |
| const char *const Output[] = { "a\\b", "c\\\\d", "e\\f g", "h\"i", "j\\\"k", |
| "lmn", "o", "pqr", "st \"u", "\\v" }; |
| testCommandLineTokenizer(cl::TokenizeWindowsCommandLine, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile1) { |
| const char *Input = "\\"; |
| const char *const Output[] = { "\\" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile2) { |
| const char *Input = "\\abc"; |
| const char *const Output[] = { "abc" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile3) { |
| const char *Input = "abc\\"; |
| const char *const Output[] = { "abc\\" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile4) { |
| const char *Input = "abc\\\n123"; |
| const char *const Output[] = { "abc123" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile5) { |
| const char *Input = "abc\\\r\n123"; |
| const char *const Output[] = { "abc123" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile6) { |
| const char *Input = "abc\\\n"; |
| const char *const Output[] = { "abc" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile7) { |
| const char *Input = "abc\\\r\n"; |
| const char *const Output[] = { "abc" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile8) { |
| SmallVector<const char *, 0> Actual; |
| BumpPtrAllocator A; |
| StringSaver Saver(A); |
| cl::tokenizeConfigFile("\\\n", Saver, Actual, /*MarkEOLs=*/false); |
| EXPECT_TRUE(Actual.empty()); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile9) { |
| SmallVector<const char *, 0> Actual; |
| BumpPtrAllocator A; |
| StringSaver Saver(A); |
| cl::tokenizeConfigFile("\\\r\n", Saver, Actual, /*MarkEOLs=*/false); |
| EXPECT_TRUE(Actual.empty()); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile10) { |
| const char *Input = "\\\nabc"; |
| const char *const Output[] = { "abc" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, TokenizeConfigFile11) { |
| const char *Input = "\\\r\nabc"; |
| const char *const Output[] = { "abc" }; |
| testCommandLineTokenizer(cl::tokenizeConfigFile, Input, Output, |
| array_lengthof(Output)); |
| } |
| |
| TEST(CommandLineTest, AliasesWithArguments) { |
| static const size_t ARGC = 3; |
| const char *const Inputs[][ARGC] = { |
| { "-tool", "-actual=x", "-extra" }, |
| { "-tool", "-actual", "x" }, |
| { "-tool", "-alias=x", "-extra" }, |
| { "-tool", "-alias", "x" } |
| }; |
| |
| for (size_t i = 0, e = array_lengthof(Inputs); i < e; ++i) { |
| StackOption<std::string> Actual("actual"); |
| StackOption<bool> Extra("extra"); |
| StackOption<std::string> Input(cl::Positional); |
| |
| cl::alias Alias("alias", llvm::cl::aliasopt(Actual)); |
| |
| cl::ParseCommandLineOptions(ARGC, Inputs[i]); |
| EXPECT_EQ("x", Actual); |
| EXPECT_EQ(0, Input.getNumOccurrences()); |
| |
| Alias.removeArgument(); |
| } |
| } |
| |
| void testAliasRequired(int argc, const char *const *argv) { |
| StackOption<std::string> Option("option", cl::Required); |
| cl::alias Alias("o", llvm::cl::aliasopt(Option)); |
| |
| cl::ParseCommandLineOptions(argc, argv); |
| EXPECT_EQ("x", Option); |
| EXPECT_EQ(1, Option.getNumOccurrences()); |
| |
| Alias.removeArgument(); |
| } |
| |
| TEST(CommandLineTest, AliasRequired) { |
| const char *opts1[] = { "-tool", "-option=x" }; |
| const char *opts2[] = { "-tool", "-o", "x" }; |
| testAliasRequired(array_lengthof(opts1), opts1); |
| testAliasRequired(array_lengthof(opts2), opts2); |
| } |
| |
| TEST(CommandLineTest, HideUnrelatedOptions) { |
| StackOption<int> TestOption1("hide-option-1"); |
| StackOption<int> TestOption2("hide-option-2", cl::cat(TestCategory)); |
| |
| cl::HideUnrelatedOptions(TestCategory); |
| |
| ASSERT_EQ(cl::ReallyHidden, TestOption1.getOptionHiddenFlag()) |
| << "Failed to hide extra option."; |
| ASSERT_EQ(cl::NotHidden, TestOption2.getOptionHiddenFlag()) |
| << "Hid extra option that should be visable."; |
| |
| StringMap<cl::Option *> &Map = |
| cl::getRegisteredOptions(*cl::TopLevelSubCommand); |
| ASSERT_EQ(cl::NotHidden, Map["help"]->getOptionHiddenFlag()) |
| << "Hid default option that should be visable."; |
| } |
| |
| cl::OptionCategory TestCategory2("Test Options set 2", "Description"); |
| |
| TEST(CommandLineTest, HideUnrelatedOptionsMulti) { |
| StackOption<int> TestOption1("multi-hide-option-1"); |
| StackOption<int> TestOption2("multi-hide-option-2", cl::cat(TestCategory)); |
| StackOption<int> TestOption3("multi-hide-option-3", cl::cat(TestCategory2)); |
| |
| const cl::OptionCategory *VisibleCategories[] = {&TestCategory, |
| &TestCategory2}; |
| |
| cl::HideUnrelatedOptions(makeArrayRef(VisibleCategories)); |
| |
| ASSERT_EQ(cl::ReallyHidden, TestOption1.getOptionHiddenFlag()) |
| << "Failed to hide extra option."; |
| ASSERT_EQ(cl::NotHidden, TestOption2.getOptionHiddenFlag()) |
| << "Hid extra option that should be visable."; |
| ASSERT_EQ(cl::NotHidden, TestOption3.getOptionHiddenFlag()) |
| << "Hid extra option that should be visable."; |
| |
| StringMap<cl::Option *> &Map = |
| cl::getRegisteredOptions(*cl::TopLevelSubCommand); |
| ASSERT_EQ(cl::NotHidden, Map["help"]->getOptionHiddenFlag()) |
| << "Hid default option that should be visable."; |
| } |
| |
| TEST(CommandLineTest, SetValueInSubcategories) { |
| cl::ResetCommandLineParser(); |
| |
| StackSubCommand SC1("sc1", "First subcommand"); |
| StackSubCommand SC2("sc2", "Second subcommand"); |
| |
| StackOption<bool> TopLevelOpt("top-level", cl::init(false)); |
| StackOption<bool> SC1Opt("sc1", cl::sub(SC1), cl::init(false)); |
| StackOption<bool> SC2Opt("sc2", cl::sub(SC2), cl::init(false)); |
| |
| EXPECT_FALSE(TopLevelOpt); |
| EXPECT_FALSE(SC1Opt); |
| EXPECT_FALSE(SC2Opt); |
| const char *args[] = {"prog", "-top-level"}; |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(2, args, StringRef(), &llvm::nulls())); |
| EXPECT_TRUE(TopLevelOpt); |
| EXPECT_FALSE(SC1Opt); |
| EXPECT_FALSE(SC2Opt); |
| |
| TopLevelOpt = false; |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE(TopLevelOpt); |
| EXPECT_FALSE(SC1Opt); |
| EXPECT_FALSE(SC2Opt); |
| const char *args2[] = {"prog", "sc1", "-sc1"}; |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(3, args2, StringRef(), &llvm::nulls())); |
| EXPECT_FALSE(TopLevelOpt); |
| EXPECT_TRUE(SC1Opt); |
| EXPECT_FALSE(SC2Opt); |
| |
| SC1Opt = false; |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE(TopLevelOpt); |
| EXPECT_FALSE(SC1Opt); |
| EXPECT_FALSE(SC2Opt); |
| const char *args3[] = {"prog", "sc2", "-sc2"}; |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(3, args3, StringRef(), &llvm::nulls())); |
| EXPECT_FALSE(TopLevelOpt); |
| EXPECT_FALSE(SC1Opt); |
| EXPECT_TRUE(SC2Opt); |
| } |
| |
| TEST(CommandLineTest, LookupFailsInWrongSubCommand) { |
| cl::ResetCommandLineParser(); |
| |
| StackSubCommand SC1("sc1", "First subcommand"); |
| StackSubCommand SC2("sc2", "Second subcommand"); |
| |
| StackOption<bool> SC1Opt("sc1", cl::sub(SC1), cl::init(false)); |
| StackOption<bool> SC2Opt("sc2", cl::sub(SC2), cl::init(false)); |
| |
| std::string Errs; |
| raw_string_ostream OS(Errs); |
| |
| const char *args[] = {"prog", "sc1", "-sc2"}; |
| EXPECT_FALSE(cl::ParseCommandLineOptions(3, args, StringRef(), &OS)); |
| OS.flush(); |
| EXPECT_FALSE(Errs.empty()); |
| } |
| |
| TEST(CommandLineTest, AddToAllSubCommands) { |
| cl::ResetCommandLineParser(); |
| |
| StackSubCommand SC1("sc1", "First subcommand"); |
| StackOption<bool> AllOpt("everywhere", cl::sub(*cl::AllSubCommands), |
| cl::init(false)); |
| StackSubCommand SC2("sc2", "Second subcommand"); |
| |
| const char *args[] = {"prog", "-everywhere"}; |
| const char *args2[] = {"prog", "sc1", "-everywhere"}; |
| const char *args3[] = {"prog", "sc2", "-everywhere"}; |
| |
| std::string Errs; |
| raw_string_ostream OS(Errs); |
| |
| EXPECT_FALSE(AllOpt); |
| EXPECT_TRUE(cl::ParseCommandLineOptions(2, args, StringRef(), &OS)); |
| EXPECT_TRUE(AllOpt); |
| |
| AllOpt = false; |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE(AllOpt); |
| EXPECT_TRUE(cl::ParseCommandLineOptions(3, args2, StringRef(), &OS)); |
| EXPECT_TRUE(AllOpt); |
| |
| AllOpt = false; |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE(AllOpt); |
| EXPECT_TRUE(cl::ParseCommandLineOptions(3, args3, StringRef(), &OS)); |
| EXPECT_TRUE(AllOpt); |
| |
| // Since all parsing succeeded, the error message should be empty. |
| OS.flush(); |
| EXPECT_TRUE(Errs.empty()); |
| } |
| |
| TEST(CommandLineTest, ReparseCommandLineOptions) { |
| cl::ResetCommandLineParser(); |
| |
| StackOption<bool> TopLevelOpt("top-level", cl::sub(*cl::TopLevelSubCommand), |
| cl::init(false)); |
| |
| const char *args[] = {"prog", "-top-level"}; |
| |
| EXPECT_FALSE(TopLevelOpt); |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(2, args, StringRef(), &llvm::nulls())); |
| EXPECT_TRUE(TopLevelOpt); |
| |
| TopLevelOpt = false; |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE(TopLevelOpt); |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(2, args, StringRef(), &llvm::nulls())); |
| EXPECT_TRUE(TopLevelOpt); |
| } |
| |
| TEST(CommandLineTest, RemoveFromRegularSubCommand) { |
| cl::ResetCommandLineParser(); |
| |
| StackSubCommand SC("sc", "Subcommand"); |
| StackOption<bool> RemoveOption("remove-option", cl::sub(SC), cl::init(false)); |
| StackOption<bool> KeepOption("keep-option", cl::sub(SC), cl::init(false)); |
| |
| const char *args[] = {"prog", "sc", "-remove-option"}; |
| |
| std::string Errs; |
| raw_string_ostream OS(Errs); |
| |
| EXPECT_FALSE(RemoveOption); |
| EXPECT_TRUE(cl::ParseCommandLineOptions(3, args, StringRef(), &OS)); |
| EXPECT_TRUE(RemoveOption); |
| OS.flush(); |
| EXPECT_TRUE(Errs.empty()); |
| |
| RemoveOption.removeArgument(); |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE(cl::ParseCommandLineOptions(3, args, StringRef(), &OS)); |
| OS.flush(); |
| EXPECT_FALSE(Errs.empty()); |
| } |
| |
| TEST(CommandLineTest, RemoveFromTopLevelSubCommand) { |
| cl::ResetCommandLineParser(); |
| |
| StackOption<bool> TopLevelRemove( |
| "top-level-remove", cl::sub(*cl::TopLevelSubCommand), cl::init(false)); |
| StackOption<bool> TopLevelKeep( |
| "top-level-keep", cl::sub(*cl::TopLevelSubCommand), cl::init(false)); |
| |
| const char *args[] = {"prog", "-top-level-remove"}; |
| |
| EXPECT_FALSE(TopLevelRemove); |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(2, args, StringRef(), &llvm::nulls())); |
| EXPECT_TRUE(TopLevelRemove); |
| |
| TopLevelRemove.removeArgument(); |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE( |
| cl::ParseCommandLineOptions(2, args, StringRef(), &llvm::nulls())); |
| } |
| |
| TEST(CommandLineTest, RemoveFromAllSubCommands) { |
| cl::ResetCommandLineParser(); |
| |
| StackSubCommand SC1("sc1", "First Subcommand"); |
| StackSubCommand SC2("sc2", "Second Subcommand"); |
| StackOption<bool> RemoveOption("remove-option", cl::sub(*cl::AllSubCommands), |
| cl::init(false)); |
| StackOption<bool> KeepOption("keep-option", cl::sub(*cl::AllSubCommands), |
| cl::init(false)); |
| |
| const char *args0[] = {"prog", "-remove-option"}; |
| const char *args1[] = {"prog", "sc1", "-remove-option"}; |
| const char *args2[] = {"prog", "sc2", "-remove-option"}; |
| |
| // It should work for all subcommands including the top-level. |
| EXPECT_FALSE(RemoveOption); |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(2, args0, StringRef(), &llvm::nulls())); |
| EXPECT_TRUE(RemoveOption); |
| |
| RemoveOption = false; |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE(RemoveOption); |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(3, args1, StringRef(), &llvm::nulls())); |
| EXPECT_TRUE(RemoveOption); |
| |
| RemoveOption = false; |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE(RemoveOption); |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(3, args2, StringRef(), &llvm::nulls())); |
| EXPECT_TRUE(RemoveOption); |
| |
| RemoveOption.removeArgument(); |
| |
| // It should not work for any subcommands including the top-level. |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE( |
| cl::ParseCommandLineOptions(2, args0, StringRef(), &llvm::nulls())); |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE( |
| cl::ParseCommandLineOptions(3, args1, StringRef(), &llvm::nulls())); |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_FALSE( |
| cl::ParseCommandLineOptions(3, args2, StringRef(), &llvm::nulls())); |
| } |
| |
| TEST(CommandLineTest, GetRegisteredSubcommands) { |
| cl::ResetCommandLineParser(); |
| |
| StackSubCommand SC1("sc1", "First Subcommand"); |
| StackOption<bool> Opt1("opt1", cl::sub(SC1), cl::init(false)); |
| StackSubCommand SC2("sc2", "Second subcommand"); |
| StackOption<bool> Opt2("opt2", cl::sub(SC2), cl::init(false)); |
| |
| const char *args0[] = {"prog", "sc1"}; |
| const char *args1[] = {"prog", "sc2"}; |
| |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(2, args0, StringRef(), &llvm::nulls())); |
| EXPECT_FALSE(Opt1); |
| EXPECT_FALSE(Opt2); |
| for (auto *S : cl::getRegisteredSubcommands()) { |
| if (*S) { |
| EXPECT_EQ("sc1", S->getName()); |
| } |
| } |
| |
| cl::ResetAllOptionOccurrences(); |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(2, args1, StringRef(), &llvm::nulls())); |
| EXPECT_FALSE(Opt1); |
| EXPECT_FALSE(Opt2); |
| for (auto *S : cl::getRegisteredSubcommands()) { |
| if (*S) { |
| EXPECT_EQ("sc2", S->getName()); |
| } |
| } |
| } |
| |
| TEST(CommandLineTest, ArgumentLimit) { |
| std::string args(32 * 4096, 'a'); |
| EXPECT_FALSE(llvm::sys::commandLineFitsWithinSystemLimits("cl", args.data())); |
| } |
| |
| TEST(CommandLineTest, ResponseFiles) { |
| llvm::SmallString<128> TestDir; |
| std::error_code EC = |
| llvm::sys::fs::createUniqueDirectory("unittest", TestDir); |
| EXPECT_TRUE(!EC); |
| |
| // Create included response file of first level. |
| llvm::SmallString<128> IncludedFileName; |
| llvm::sys::path::append(IncludedFileName, TestDir, "resp1"); |
| std::ofstream IncludedFile(IncludedFileName.c_str()); |
| EXPECT_TRUE(IncludedFile.is_open()); |
| IncludedFile << "-option_1 -option_2\n" |
| "@incdir/resp2\n" |
| "-option_3=abcd\n"; |
| IncludedFile.close(); |
| |
| // Directory for included file. |
| llvm::SmallString<128> IncDir; |
| llvm::sys::path::append(IncDir, TestDir, "incdir"); |
| EC = llvm::sys::fs::create_directory(IncDir); |
| EXPECT_TRUE(!EC); |
| |
| // Create included response file of second level. |
| llvm::SmallString<128> IncludedFileName2; |
| llvm::sys::path::append(IncludedFileName2, IncDir, "resp2"); |
| std::ofstream IncludedFile2(IncludedFileName2.c_str()); |
| EXPECT_TRUE(IncludedFile2.is_open()); |
| IncludedFile2 << "-option_21 -option_22\n"; |
| IncludedFile2 << "-option_23=abcd\n"; |
| IncludedFile2.close(); |
| |
| // Prepare 'file' with reference to response file. |
| SmallString<128> IncRef; |
| IncRef.append(1, '@'); |
| IncRef.append(IncludedFileName.c_str()); |
| llvm::SmallVector<const char *, 4> Argv = |
| { "test/test", "-flag_1", IncRef.c_str(), "-flag_2" }; |
| |
| // Expand response files. |
| llvm::BumpPtrAllocator A; |
| llvm::StringSaver Saver(A); |
| bool Res = llvm::cl::ExpandResponseFiles( |
| Saver, llvm::cl::TokenizeGNUCommandLine, Argv, false, true); |
| EXPECT_TRUE(Res); |
| EXPECT_EQ(Argv.size(), 9U); |
| EXPECT_STREQ(Argv[0], "test/test"); |
| EXPECT_STREQ(Argv[1], "-flag_1"); |
| EXPECT_STREQ(Argv[2], "-option_1"); |
| EXPECT_STREQ(Argv[3], "-option_2"); |
| EXPECT_STREQ(Argv[4], "-option_21"); |
| EXPECT_STREQ(Argv[5], "-option_22"); |
| EXPECT_STREQ(Argv[6], "-option_23=abcd"); |
| EXPECT_STREQ(Argv[7], "-option_3=abcd"); |
| EXPECT_STREQ(Argv[8], "-flag_2"); |
| |
| llvm::sys::fs::remove(IncludedFileName2); |
| llvm::sys::fs::remove(IncDir); |
| llvm::sys::fs::remove(IncludedFileName); |
| llvm::sys::fs::remove(TestDir); |
| } |
| |
| TEST(CommandLineTest, SetDefautValue) { |
| cl::ResetCommandLineParser(); |
| |
| StackOption<std::string> Opt1("opt1", cl::init("true")); |
| StackOption<bool> Opt2("opt2", cl::init(true)); |
| cl::alias Alias("alias", llvm::cl::aliasopt(Opt2)); |
| StackOption<int> Opt3("opt3", cl::init(3)); |
| |
| const char *args[] = {"prog", "-opt1=false", "-opt2", "-opt3"}; |
| |
| EXPECT_TRUE( |
| cl::ParseCommandLineOptions(2, args, StringRef(), &llvm::nulls())); |
| |
| EXPECT_TRUE(Opt1 == "false"); |
| EXPECT_TRUE(Opt2); |
| EXPECT_TRUE(Opt3 == 3); |
| |
| Opt2 = false; |
| Opt3 = 1; |
| |
| cl::ResetAllOptionOccurrences(); |
| |
| for (auto &OM : cl::getRegisteredOptions(*cl::TopLevelSubCommand)) { |
| cl::Option *O = OM.second; |
| if (O->ArgStr == "opt2") { |
| continue; |
| } |
| O->setDefault(); |
| } |
| |
| EXPECT_TRUE(Opt1 == "true"); |
| EXPECT_TRUE(Opt2); |
| EXPECT_TRUE(Opt3 == 3); |
| } |
| |
| TEST(CommandLineTest, ReadConfigFile) { |
| llvm::SmallVector<const char *, 1> Argv; |
| |
| llvm::SmallString<128> TestDir; |
| std::error_code EC = |
| llvm::sys::fs::createUniqueDirectory("unittest", TestDir); |
| EXPECT_TRUE(!EC); |
| |
| llvm::SmallString<128> TestCfg; |
| llvm::sys::path::append(TestCfg, TestDir, "foo"); |
| std::ofstream ConfigFile(TestCfg.c_str()); |
| EXPECT_TRUE(ConfigFile.is_open()); |
| ConfigFile << "# Comment\n" |
| "-option_1\n" |
| "@subconfig\n" |
| "-option_3=abcd\n" |
| "-option_4=\\\n" |
| "cdef\n"; |
| ConfigFile.close(); |
| |
| llvm::SmallString<128> TestCfg2; |
| llvm::sys::path::append(TestCfg2, TestDir, "subconfig"); |
| std::ofstream ConfigFile2(TestCfg2.c_str()); |
| EXPECT_TRUE(ConfigFile2.is_open()); |
| ConfigFile2 << "-option_2\n" |
| "\n" |
| " # comment\n"; |
| ConfigFile2.close(); |
| |
| // Make sure the current directory is not the directory where config files |
| // resides. In this case the code that expands response files will not find |
| // 'subconfig' unless it resolves nested inclusions relative to the including |
| // file. |
| llvm::SmallString<128> CurrDir; |
| EC = llvm::sys::fs::current_path(CurrDir); |
| EXPECT_TRUE(!EC); |
| EXPECT_TRUE(StringRef(CurrDir) != StringRef(TestDir)); |
| |
| llvm::BumpPtrAllocator A; |
| llvm::StringSaver Saver(A); |
| bool Result = llvm::cl::readConfigFile(TestCfg, Saver, Argv); |
| |
| EXPECT_TRUE(Result); |
| EXPECT_EQ(Argv.size(), 4U); |
| EXPECT_STREQ(Argv[0], "-option_1"); |
| EXPECT_STREQ(Argv[1], "-option_2"); |
| EXPECT_STREQ(Argv[2], "-option_3=abcd"); |
| EXPECT_STREQ(Argv[3], "-option_4=cdef"); |
| |
| llvm::sys::fs::remove(TestCfg2); |
| llvm::sys::fs::remove(TestCfg); |
| llvm::sys::fs::remove(TestDir); |
| } |
| |
| } // anonymous namespace |