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//===- unittest/Support/DwarfTest.cpp - Dwarf support 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/Dwarf.h"
#include "gtest/gtest.h"
using namespace llvm;
using namespace llvm::dwarf;
namespace {
TEST(DwarfTest, TagStringOnInvalid) {
// This is invalid, so it shouldn't be stringified.
EXPECT_EQ(nullptr, TagString(DW_TAG_invalid));
// These aren't really tags: they describe ranges within tags. They
// shouldn't be stringified either.
EXPECT_EQ(nullptr, TagString(DW_TAG_lo_user));
EXPECT_EQ(nullptr, TagString(DW_TAG_hi_user));
EXPECT_EQ(nullptr, TagString(DW_TAG_user_base));
}
TEST(DwarfTest, getTag) {
// A couple of valid tags.
EXPECT_EQ(DW_TAG_array_type, getTag("DW_TAG_array_type"));
EXPECT_EQ(DW_TAG_module, getTag("DW_TAG_module"));
// Invalid tags.
EXPECT_EQ(DW_TAG_invalid, getTag("DW_TAG_invalid"));
EXPECT_EQ(DW_TAG_invalid, getTag("DW_TAG_madeuptag"));
EXPECT_EQ(DW_TAG_invalid, getTag("something else"));
// Tag range markers should not be recognized.
EXPECT_EQ(DW_TAG_invalid, getTag("DW_TAG_lo_user"));
EXPECT_EQ(DW_TAG_invalid, getTag("DW_TAG_hi_user"));
EXPECT_EQ(DW_TAG_invalid, getTag("DW_TAG_user_base"));
}
TEST(DwarfTest, LanguageStringOnInvalid) {
// This is invalid, so it shouldn't be stringified.
EXPECT_EQ(nullptr, LanguageString(0));
// These aren't really tags: they describe ranges within tags. They
// shouldn't be stringified either.
EXPECT_EQ(nullptr, LanguageString(DW_LANG_lo_user));
EXPECT_EQ(nullptr, LanguageString(DW_LANG_hi_user));
}
TEST(DwarfTest, getLanguage) {
// A couple of valid languages.
EXPECT_EQ(DW_LANG_C89, getLanguage("DW_LANG_C89"));
EXPECT_EQ(DW_LANG_C_plus_plus_11, getLanguage("DW_LANG_C_plus_plus_11"));
EXPECT_EQ(DW_LANG_OCaml, getLanguage("DW_LANG_OCaml"));
EXPECT_EQ(DW_LANG_Mips_Assembler, getLanguage("DW_LANG_Mips_Assembler"));
// Invalid languages.
EXPECT_EQ(0u, getLanguage("DW_LANG_invalid"));
EXPECT_EQ(0u, getLanguage("DW_TAG_array_type"));
EXPECT_EQ(0u, getLanguage("something else"));
// Language range markers should not be recognized.
EXPECT_EQ(0u, getLanguage("DW_LANG_lo_user"));
EXPECT_EQ(0u, getLanguage("DW_LANG_hi_user"));
}
} // end namespace
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