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107 lines
2.8 KiB
C++
107 lines
2.8 KiB
C++
//===- unittest/Support/OptionParsingTest.cpp - OptTable tests ------------===//
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//
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// The LLVM Compiler Infrastructure
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//
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// This file is distributed under the University of Illinois Open Source
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// License. See LICENSE.TXT for details.
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//
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//===----------------------------------------------------------------------===//
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#include "llvm/ADT/OwningPtr.h"
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#include "llvm/Option/Arg.h"
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#include "llvm/Option/ArgList.h"
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#include "llvm/Option/Option.h"
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#include "gtest/gtest.h"
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using namespace llvm;
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using namespace llvm::opt;
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enum ID {
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OPT_INVALID = 0, // This is not an option ID.
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#define OPTION(PREFIX, NAME, ID, KIND, GROUP, ALIAS, FLAGS, PARAM, \
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HELPTEXT, METAVAR) OPT_##ID,
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#include "Opts.inc"
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LastOption
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#undef OPTION
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};
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#define PREFIX(NAME, VALUE) const char *const NAME[] = VALUE;
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#include "Opts.inc"
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#undef PREFIX
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static const OptTable::Info InfoTable[] = {
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#define OPTION(PREFIX, NAME, ID, KIND, GROUP, ALIAS, FLAGS, PARAM, \
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HELPTEXT, METAVAR) \
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{ PREFIX, NAME, HELPTEXT, METAVAR, OPT_##ID, Option::KIND##Class, PARAM, \
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FLAGS, OPT_##GROUP, OPT_##ALIAS },
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#include "Opts.inc"
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#undef OPTION
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};
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namespace {
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class TestOptTable : public OptTable {
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public:
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TestOptTable()
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: OptTable(InfoTable, sizeof(InfoTable) / sizeof(InfoTable[0])) {}
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};
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}
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const char *Args[] = {
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"-A",
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"-Bhi",
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"--C=desu",
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"-C", "bye",
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"-D,adena",
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"-E", "apple", "bloom",
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"-Fblarg",
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"-F", "42",
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"-Gchuu", "2"
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};
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TEST(Support, OptionParsing) {
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TestOptTable T;
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unsigned MAI, MAC;
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OwningPtr<InputArgList>
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AL(T.ParseArgs(Args,
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Args + (sizeof(Args) / sizeof(Args[0])),
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MAI,
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MAC));
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// Check they all exist.
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EXPECT_TRUE(AL->hasArg(OPT_A));
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EXPECT_TRUE(AL->hasArg(OPT_B));
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EXPECT_TRUE(AL->hasArg(OPT_C));
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EXPECT_TRUE(AL->hasArg(OPT_D));
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EXPECT_TRUE(AL->hasArg(OPT_E));
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EXPECT_TRUE(AL->hasArg(OPT_F));
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EXPECT_TRUE(AL->hasArg(OPT_G));
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// Check the values.
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EXPECT_EQ(AL->getLastArgValue(OPT_B), "hi");
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EXPECT_EQ(AL->getLastArgValue(OPT_C), "bye");
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EXPECT_EQ(AL->getLastArgValue(OPT_D), "adena");
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std::vector<std::string> Es = AL->getAllArgValues(OPT_E);
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EXPECT_EQ(Es[0], "apple");
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EXPECT_EQ(Es[1], "bloom");
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EXPECT_EQ(AL->getLastArgValue(OPT_F), "42");
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std::vector<std::string> Gs = AL->getAllArgValues(OPT_G);
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EXPECT_EQ(Gs[0], "chuu");
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EXPECT_EQ(Gs[1], "2");
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// Check the help text.
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std::string Help;
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raw_string_ostream RSO(Help);
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T.PrintHelp(RSO, "test", "title!");
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EXPECT_NE(Help.find("-A"), std::string::npos);
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// Test aliases.
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arg_iterator Cs = AL->filtered_begin(OPT_C);
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ASSERT_NE(Cs, AL->filtered_end());
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EXPECT_EQ(StringRef((*Cs)->getValue()), "desu");
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ArgStringList ASL;
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(*Cs)->render(*AL, ASL);
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ASSERT_EQ(ASL.size(), 2u);
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EXPECT_EQ(StringRef(ASL[0]), "-C");
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EXPECT_EQ(StringRef(ASL[1]), "desu");
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}
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